performane data ele trial diagnostis ...pdf.lowes.com/operatingguides/766156014130_oper.pdf2 setting...

2
1 See secon “Service Soon, 55” in the Installaon and Operaon Manual for more informaon. 2 Seng 05 is available only if seng 04 , 04c, or 04 is selected. Comfort mode cycles the pump more frequently, ensuring the loop temperature remains higher (but also uses more energy). Economy mode cycles the pump less oſten, using less energy to maintain the circulaon loop temperature. 3 BMS = Building Management System 4 Selecng “High” will increase the water flow rate to the maximum capacity. To adjust the parameters: 1. Press the “A” buon for 1 second. 3. Once the desired seng number is selected, use the “On/Off” buon on the controller to change the selecon for the seng number. Example: Display will change from 01A to 01b for Maximum Temperature seng (as shown below). 4. To exit the parameters, press the “A” buon on the PC board for 1 second. To obtain Performance Data: 1. Press and hold the (Down) buon. 2. While holding the (Down) buon for 2 seconds, press and hold the “On/Off” buon (hold both buons simultaneously). 3. Use the (Up) and (Down) buons to scroll to the desired performance informaon described below. PERFORMANCE DATA ELECTRICAL DIAGNOSTICS DIAGNOSTIC CODES # DATA UNIT 01 Water Flow Rate x0.1 gal/min 02 Outgoing Temperature °F 03 Combuson Hours x100 Hours 04 Combuson Cycles See following informaon 05 Fan Frequency Hz 06 Addional Controllers Connected See following informaon 07 Water Flow Control Posion 0=mid, 1=Open, 2=Closed 08 Inlet Temperature °F 09 Fan Current x10 mA 10 Total Bath Fill Amount gallons 11 HEX Outlet Temperature °F 12 By-Pass Flow Control Posion Degrees of opening 15 Freeze Protecon Temperature (Indoor Unit Only) °F 17 Freeze Protecon Temperature (Outdoor Unit Only) °F 19 Pump Hours x100 Hours 20 Pump Cycles See following informaon 21 Exhaust Temperature °F DISPLAY CYCLE COUNT 000 to 999 x100 (0 to 99,900) 10– to 99- x10,000 (100,000 to 990,000) 1-- to 6-- x1,000,000 (1,000,000 to 6,000,000) 2. Use the (Up) and (Down) buon on the controller to select a seng number (See Parameter Sengs Table). NOTE: Wiring diagram is available in manual and on the inside front cover. Important Safety Notes There are a number of (live) tests required when performing electrical diagnoscs on this product. Proceed with cauon at all mes to avoid contact with energized components inside the water heater. Only trained and qualified service technicians should aempt to repair this product. Before checking for resistance readings, disconnect the power source to the unit and isolate the item from the circuit (unplug it). Freeze Protecon This unit has freeze protecon heaters mounted at different points to protect the water heater from freezing. All of them should display a posive resistance reading. Flame Rod Place one lead of your meter to the flame rod and the other to ground. With the unit running you should read between 5 - 150 VAC. Set your meter to the micro (μ) amp scale and arrange meter leads in line with the flame rod. You should read 1 μ amp or greater for proper flame circuit. In the event of low flame circuit, remove the flame rod and check for carbon or damage. Amp Fuses This unit has two glass fuses located on the PC Board, one inline (10) amp and one (4) amp glass fuse. Remove the fuses and check connuity through it. If you have connuity through each fuse then it is funconing. Otherwise the fuse is blown and must be replaced. Thermistors Check all thermistors by inserng meter leads into each end of the thermistor plug. Set your meter to the 20 K scale and read resistance. Applying heat to the thermistor bulb should decrease the resistance. Applying ice to the thermistor bulb should increase the resistance. Below are examples of typical temperatures and resistance readings. (* Value to be measured while unit is in operaon) To display diagnosc codes: 1. Turn off the water heater by pressing the “On/Off” buon. 2. Press and hold the “On/Off” for 2 seconds and then the (Up) buon simultaneously. 3. The last 9 maintenance codes display and flash one aſter the other. 4. To exit diagnosc codes and return the water heater to normal operaon, press and hold the “On/Off” buon for 2 seconds and then the (Up) buon simultaneously. 5. Turn on the water heater by pressing the “On/Off” buon. 03 Power interrupon during bath fill (Water will not flow when power returns) Turn off all hot water taps. Press ON/OFF twice. 05 By-Pass Flow Control Measure resistance values of the by-pass flow control (See Electrical Diagnoscs). Replace By-Pass flow control device. 10 Air Supply or Exhaust Blockage/Condensate Trap is Full Ensure condensate line is not blocked. Ensure internal air filter is clean with no obstrucons. (Indoor Only) Ensure High Altude seng. (See Parameter Sengs) Ensure Combuson air and Exhaust vents are not blocked and approved venng materials are being used. (Indoor Only) Ensure vent length is within limits. (Indoor Only) Check fan for debris and ensure wheel turns freely. Verify check valve is not stuck between fan casing and burner body. 11 No Ignion (Heater Not Turning On) Check that the gas is turned on at the water heater, meter, or cylinder. If the system is propane, make sure that gas is in the tank. Ensure gas type and inlet gas pressure are correct. Bleed all air from gas lines. Check the ground wire for the PC Board. Ensure flame rod wire is connected. Ensure igniter is operaonal. (See Electrical Diagnoscs) Check gas solenoid valves for open or short circuits. (See Electrical Diagnoscs) Verify gas orifice is correct. 12 No Flame Check that the gas is turned on at the water heater, gas meter, or cylinder. If the system is propane, make sure that gas is in the tank. Ensure flame rod wire is connected. Ensure gas type and inlet gas pressure is correct. Bleed all air from gas lines. 14 Heat Exchanger Overheat Measure resistance of Overheat Switch. (See Electrical Diagnoscs) Check heat exchanger surface for hot spots which indicate blockage due to scale build-up. Refer to instrucons in manual for flushing heat exchanger. Hard water must be treated to prevent scale build up or damage to the heat exchanger. Ensure it is not forced Hi seng. 15 Venturi Control Ensure the Venturi motor is operang correctly. (See Electrical Diagnoscs) Replace gas valve assembly. Clear diagnosc code by reseng the main power supply to the water heater. 16 High Outgoing Temperature (safety shutdown because water heater is too hot) Confirm fan motor is funconing correctly. Replace the gas valve assembly. 17 Venturi Blockage Ensure Venturi isn't blocked. Please call Rinnai technical department. 19 Electrical Grounding Check all components for electrical short. 21 Data Transfer Error If the PCB has been replaced, ensure the data transfer process has been completed. 25 Condensate Pump (Accessory) Confirm wire connecons and harness are good. Ensure condensate reservoir is empty and condensate pump is operang. 32 Outgoing Thermistor 33 Heat Exchanger Thermistor Check sensor wiring for damage. Measure resistance of sensor. (See Electrical Diagnoscs) Clean sensor of scale build-up. Replace sensor. 38 Exhaust Thermistor 41 Freeze Protecon Thermistor Check sensor wiring for damage. Measure resistance of sensor. (See Electrical Diagnoscs) Replace sensor. 51 Inlet Thermistor Check sensor wiring for damage. Measure resistance of sensor. (See Electrical Diagnoscs) Clean sensor of scale build-up. Replace sensor. 52 Gas Valve Check flame rod and wire for damage. Check gas solenoid valve for open or short circuit. (See Electrical Diagnoscs) Replace gas valve assembly. Please call Rinnai technical department. 54 High Exhaust Gas Temperature Ensure Heat Exchanger fins are clean and not blocked. Confirm inlet water temperature is not too high. Clear diagnosc code by reseng the main power supply to the water heater. 61 Combuson Fan Check the motor wire harness for loose or damaged connecons. Measure resistance of motor wire harness. (See Electrical Diagnoscs) Ensure the combuson fan spins freely. 63 Recirculaon Low Flow Ensure bypass plug is removed and bypass filter is installed. (COV Mode) Ensure both the inlet water filter and bypass filter are clean and free of debris. Ensure Parameter seng are correctly set for recirculaon mode. Ensure Pump supply voltage. Ensure air is removed from the recirculaon line. 65 Water Flow Control Measure resistance values of the water flow control (See Electrical Diagnoscs) The water flow control valve has failed to close during the bath fill funcon. Immediately turn off the water and disconnue the bath fill funcon. Contact a licensed professional to service the appliance. 70 PC Board Replace PC Board 71 Solenoid Valve Circuit Ensure dip switch on PC board is in the OFF posion. Ensure gas control wire is not loose or damaged. Ensure heater circuit is not grounded. Replace PC Board. 72 Flame Rod Check flame rod and wire for damage. Verify HEX is not leaking. ss (SS) Service Soon (Flush Heat Exchanger) 55 is a me-based service indicator set during installaon. See secon “3.12 Parameter Sengs” for addional details on seng and changing the 55 indicator. 55 indicates that it is me for service. The heat exchanger should be flushed to prevent damage (refer to secon “5.3 Flushing the Heat Exchanger” for more informaon). Hard water must be treated to prevent scale build-up or damage to the heat exchanger. To reset the 55 code, push the On/Off buon on the temperature controller 5 mes in 5 seconds. NO CODE - Nothing happens when water flow is acvated Verify you have at least the minimum flow rate required to fire unit. Measure the resistance of the water flow control sensor. (See Electrical Diagnoscs) Clean inlet water supply filter. On new installaons ensure hot and cold water lines are not reversed. SE Cascade Diagnosc Display (Commercial units only) With cascade connecons, display will flash between “SE” and the selected set temperature when an error code is displayed on any secondary unit . FF Maintenance Indicator Placeholder in Diagnosc code history indicang that a service provider performed maintenance or service. Enter this code aſter performing service by pressing (Up) , (Down) and On/Off simultaneously. FF is visible on the monitor. A B PARAMETER SETTINGS Performance Data Table Electrical Circuit Table 01A 01B COMPONENT WIRE COLOR VOLTAGE RESISTANCE COMPONENT PCB CONNECTOR CONNECTOR PIN Spark Electrode Red-Black 11~13VDC* 34 K ~ 40 K ohms D2 D 12-21 Combuson Fan Red-Black 7~48VDC* N/A D3 D 4-6 White-Black 10~12VDC* N/A D3 D 10-6 Yellow-Black 11~13VDC* N/A D3 D 8-6 Water Flow Control Device Red-Pink N/A 44~52 ohms D4 D 18-20 White-Blue D4 D 16-14 Grey-Orange 12~14VDC N/A D4 D 30-12 Venturi Control Device Blue-White N/A 35~41 ohms D5 D 5-7 Yellow-Red D5 D 11-9 Black-Red 12~14 VDC N/A D5 D 30-12 Black-Brown less than 1VDC* D5 D 30-25 Black-Grey less than 1VDC* D5 D 30-23 By-Pass Flow Control Device Red-Pink N/A 44~52 ohms D6 D 15-13 White-Blue D6 D 17-19 Gas Solenoid Valve Yellow-Black 11~13VDC* 18~22 ohms D7 D 29-27 Outgoing Thermistor White-White N/A See Example H1 3-2 H Blue-Blue 8-11 Inlet Thermistor White-White H2 H 4-2 Exhaust Thermistor White-White H3 H 2-5 Heat Exchanger Thermistor White-White H4 H 2-6 Freeze Protecon Thermistor Yellow-Black H5 H 2-7 Overheat Switch Black-Black 11~13 VDC less than 1 ohm H6 H 28-14 Water Flow Sensor Black-Red 11~13 VDC N/A H7 H 30-12 Yellow-Black 4~7 VDC* H7 H 12-30 Addional Controller(s) White-White 10~13 VDC N/A K - - Temperature Resistance Readings 59°F 11.4 - 14KΩ 86°F 6.4 - 7.8KΩ 113°F 3.6 - 4.5KΩ 140°F 2.2 - 2.7KΩ 221°F 0.6 - 0.8KΩ 1 2 CONTROLLER MODEL CONNECTED NOT CONNECTED MC __ 1 __ 0 BC _ 1 _ _ 0 _ BSC & BSC2 1 __ , 2 __ (QTY2) 0 __ Default display is 100. _ depends on connecon status of another controller. 06 Controllers Connected 04 Combuson Cycles 20 Pump Cycles 1 2 1 2 3 FF Parameter Sengs Table SETTING # SETTING DESCRIPTION SELECTION A c 01 Maximum Set Temperature Residenal: 120°F Residenal: 140°F 02 High Altude (Installaon Locaon) 0 - 2,000 ſt (0 - 610 m) 2,001 - 5,400 ſt (610 - 1,646 m) 5,401 - 7,700 ſt (1,646 - 2,347 m) 7,701 - 10,200 ſt (2,347 - 3,109 m) 03 Service Soon 1 Disabled 0.5 Year 1 Year 2 Years 04 Recirculaon Sengs No Recirculaon Recirculaon Dedicated Mode Crossover Mode Long Loop Short Loop 05 Recirculaon Mode 2 Comfort Economy 06 Control Switch BMS 3 Air Handler (AH) 07 Units in Standby (EZ Connect) 2 1 10 Gas Type (Factory Set) NG LPG 11 Maximum Flow Rate 4 Standard High 12 Water Heater Model (Factory set values and not adjustable) Without Pump With Pump 13 199 (3237) 160 (2530) 14 Internal (Indoor) External (Outdoor) Default is A for all sengs below except 10, 12, 13, and 14 which are factory set. 3 3 1 2 2 3 U334-0783(00) REU-NP 07000012336787 100000507

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Page 1: PERFORMANE DATA ELE TRIAL DIAGNOSTIS ...pdf.lowes.com/operatingguides/766156014130_oper.pdf2 Setting 05 is available only if setting 04 , 04c, SEor 04 is selected. omfort mode cycles

1 See section “Service Soon, 55” in the Installation and Operation Manual for more information.

2 Setting 05 is available only if setting 04 , 04c, or 04 is selected.

Comfort mode cycles the pump more frequently, ensuring the loop temperature remains higher (but also uses more energy). Economy mode cycles the pump less often, using less energy to maintain the circulation loop temperature.

3 BMS = Building Management System 4 Selecting “High” will increase the water flow rate to the maximum capacity.

To adjust the parameters:

1. Press the “A” button for 1 second.

3. Once the desired setting number is selected, use the “On/Off” button on the

controller to change the selection for the setting number.

Example: Display will change from 01A to 01b for Maximum Temperature setting

(as shown below).

4. To exit the parameters, press the “A” button on the PC board for 1 second.

To obtain Performance Data:

1. Press and hold the (Down) button.

2. While holding the (Down) button for 2 seconds, press and hold the “On/Off” button (hold both buttons simultaneously).

3. Use the (Up) and (Down) buttons to scroll to the desired performance information described below.

PERFORMANCE DATA ELECTRICAL DIAGNOSTICS DIAGNOSTIC CODES

# DATA UNIT

0 1 Water Flow Rate x0.1 gal/min

02 Outgoing Temperature °F

03 Combustion Hours x100 Hours

04 Combustion Cycles See following information

05 Fan Frequency Hz

06 Additional Controllers Connected See following information

07 Water Flow Control Position 0=mid, 1=Open, 2=Closed

08 Inlet Temperature °F

09 Fan Current x10 mA

1 0 Total Bath Fill Amount gallons

1 1 HEX Outlet Temperature °F

12 By-Pass Flow Control Position Degrees of opening

15 Freeze Protection Temperature

(Indoor Unit Only)

°F

17 Freeze Protection Temperature

(Outdoor Unit Only)

°F

19 Pump Hours x100 Hours

20 Pump Cycles See following information

2 1 Exhaust Temperature °F

DISPLAY CYCLE COUNT

000 to 999 x100 (0 to 99,900)

10– to 99- x10,000 (100,000 to 990,000)

1-- to 6-- x1,000,000 (1,000,000 to 6,000,000)

2. Use the (Up) and (Down) button on the controller to select a setting number

(See Parameter Settings Table).

NOTE: Wiring diagram is available in manual and on the inside front cover.

Important Safety Notes

There are a number of (live) tests required when performing electrical

diagnostics on this product. Proceed with caution at all times to avoid contact

with energized components inside the water heater. Only trained and

qualified service technicians should attempt to repair this product. Before

checking for resistance readings, disconnect the power source to the unit and

isolate the item from the circuit (unplug it).

Freeze Protection

This unit has freeze protection heaters mounted at different points to protect

the water heater from freezing. All of them should display a positive

resistance reading.

Flame Rod

Place one lead of your meter to the flame rod and the other to ground. With

the unit running you should read between 5 - 150 VAC. Set your meter to the

micro (μ) amp scale and arrange meter leads in line with the flame rod. You

should read 1 μ amp or greater for proper flame circuit. In the event of low

flame circuit, remove the flame rod and check for carbon or damage.

Amp Fuses

This unit has two glass fuses located on the PC Board, one inline (10) amp and

one (4) amp glass fuse. Remove the fuses and check continuity through it. If

you have continuity through each fuse then it is functioning. Otherwise the

fuse is blown and must be replaced.

Thermistors

Check all thermistors by inserting meter leads into each end of the thermistor

plug. Set your meter to the 20 K scale and read resistance. Applying heat to

the thermistor bulb should decrease the resistance. Applying ice to the

thermistor bulb should increase the resistance.

Below are examples of typical temperatures and resistance readings.

(* Value to be measured while unit is in operation)

To display diagnostic codes:

1. Turn off the water heater by pressing the “On/Off” button.

2. Press and hold the “On/Off” for 2 seconds and then the (Up) button simultaneously.

3. The last 9 maintenance codes display and flash one after the other.

4. To exit diagnostic codes and return the water heater to normal operation, press and hold the “On/Off” button

for 2 seconds and then the (Up) button simultaneously.

5. Turn on the water heater by pressing the “On/Off” button.

03 Power interruption during bath fill

(Water will not flow when power returns) • Turn off all hot water taps. Press ON/OFF twice.

05 By-Pass Flow Control

• Measure resistance values of the by-pass flow control (See Electrical Diagnostics).

• Replace By-Pass flow control device.

1 0 Air Supply or Exhaust Blockage/Condensate Trap is Full

• Ensure condensate line is not blocked.

• Ensure internal air filter is clean with no obstructions. (Indoor Only)

• Ensure High Altitude setting. (See Parameter Settings)

• Ensure Combustion air and Exhaust vents are not blocked and approved venting materials are being used. (Indoor Only)

• Ensure vent length is within limits. (Indoor Only)

• Check fan for debris and ensure wheel turns freely.

• Verify check valve is not stuck between fan casing and burner body.

1 1 No Ignition (Heater Not Turning On)

• Check that the gas is turned on at the water heater, meter, or cylinder.

• If the system is propane, make sure that gas is in the tank.

• Ensure gas type and inlet gas pressure are correct.

• Bleed all air from gas lines.

• Check the ground wire for the PC Board.

• Ensure flame rod wire is connected.

• Ensure igniter is operational. (See Electrical Diagnostics)

• Check gas solenoid valves for open or short circuits. (See Electrical Diagnostics)

• Verify gas orifice is correct.

1 2 No Flame

• Check that the gas is turned on at the water heater, gas meter, or cylinder.

• If the system is propane, make sure that gas is in the tank.

• Ensure flame rod wire is connected.

• Ensure gas type and inlet gas pressure is correct.

• Bleed all air from gas lines.

1 4 Heat Exchanger Overheat

• Measure resistance of Overheat Switch. (See Electrical Diagnostics)

• Check heat exchanger surface for hot spots which indicate blockage due to scale build-up.

• Refer to instructions in manual for flushing heat exchanger. Hard water must be treated to prevent scale build up or damage to the heat exchanger.

• Ensure it is not forced Hi setting.

1 5 Venturi Control

• Ensure the Venturi motor is operating correctly. (See Electrical Diagnostics)

• Replace gas valve assembly.

• Clear diagnostic code by resetting the main power supply to the water heater.

1 6 High Outgoing Temperature

(safety shutdown because water heater is too hot)

• Confirm fan motor is functioning correctly.

• Replace the gas valve assembly.

1 7 Venturi Blockage

• Ensure Venturi isn't blocked.

• Please call Rinnai technical department.

1 9 Electrical Grounding

• Check all components for electrical short.

2 1 Data Transfer Error

• If the PCB has been replaced, ensure the data transfer process has been

completed.

25 Condensate Pump (Accessory)

• Confirm wire connections and harness are good. • Ensure condensate reservoir is empty and condensate pump is operating.

32 Outgoing Thermistor

33 Heat Exchanger Thermistor

• Check sensor wiring for damage.

• Measure resistance of sensor. (See Electrical Diagnostics)

• Clean sensor of scale build-up.

• Replace sensor.

38 Exhaust Thermistor

41 Freeze Protection Thermistor

• Check sensor wiring for damage.

• Measure resistance of sensor. (See Electrical Diagnostics)

• Replace sensor.

51 Inlet Thermistor

• Check sensor wiring for damage.

• Measure resistance of sensor. (See Electrical Diagnostics)

• Clean sensor of scale build-up.

• Replace sensor.

52 Gas Valve

• Check flame rod and wire for damage.

• Check gas solenoid valve for open or short circuit. (See Electrical Diagnostics)

• Replace gas valve assembly.

• Please call Rinnai technical department.

54 High Exhaust Gas Temperature

• Ensure Heat Exchanger fins are clean and not blocked.

• Confirm inlet water temperature is not too high.

• Clear diagnostic code by resetting the main power supply to the water heater.

6 1 Combustion Fan

• Check the motor wire harness for loose or damaged connections.

• Measure resistance of motor wire harness. (See Electrical Diagnostics)

• Ensure the combustion fan spins freely.

63 Recirculation Low Flow

• Ensure bypass plug is removed and bypass filter is installed. (COV Mode)

• Ensure both the inlet water filter and bypass filter are clean and free of debris.

• Ensure Parameter setting are correctly set for recirculation mode.

• Ensure Pump supply voltage.

• Ensure air is removed from the recirculation line.

65 Water Flow Control

• Measure resistance values of the water flow control (See Electrical Diagnostics)

• The water flow control valve has failed to close during the bath fill

function. Immediately turn off the water and discontinue the bath fill

function. Contact a licensed professional to service the appliance.

70 PC Board

• Replace PC Board

7 1 Solenoid Valve Circuit

• Ensure dip switch on PC board is in the OFF position.

• Ensure gas control wire is not loose or damaged.

• Ensure heater circuit is not grounded.

• Replace PC Board.

72 Flame Rod

• Check flame rod and wire for damage.

• Verify HEX is not leaking.

ss (SS) Service Soon (Flush Heat Exchanger)

• 55 is a time-based service indicator set during installation. See section “3.12 Parameter Settings” for additional details on setting and changing the 55 indicator.

• 55 indicates that it is time for service. The heat exchanger should be flushed to prevent damage (refer to section “5.3 Flushing the Heat Exchanger” for more information). Hard water must be treated to prevent scale build-up or damage to the heat exchanger.

• To reset the 55 code, push the On/Off button on the temperature controller 5 times in 5 seconds.

NO CODE - Nothing happens when water flow is activated

• Verify you have at least the minimum flow rate required to fire unit.

• Measure the resistance of the water flow control sensor. (See Electrical Diagnostics)

• Clean inlet water supply filter.

• On new installations ensure hot and cold water lines are not reversed.

SE Cascade Diagnostic Display (Commercial units only)

• With cascade connections, display will flash between “SE” and the selected set temperature when an error code is displayed on any secondary unit .

FF Maintenance Indicator

• Placeholder in Diagnostic code history indicating that a service provider performed maintenance or service.

• Enter this code after performing service by pressing (Up) , (Down) and On/Off simultaneously.

• FF is visible on the monitor.

A

B

PARAMETER SETTINGS

Performance Data Table

Electrical Circuit Table

0 1 A

0 1 B

COMPONENT WIRE COLOR VOLTAGE RESISTANCE COMPONENT PCB

CONNECTOR CONNECTOR PIN

Spark Electrode Red-Black 11~13VDC* 34 K ~ 40 K

ohms D2 D 12-21

Combustion Fan

Red-Black 7~48VDC* N/A D3 D 4-6

White-Black 10~12VDC* N/A D3 D 10-6

Yellow-Black 11~13VDC* N/A D3 D 8-6

Water Flow Control Device

Red-Pink N/A 44~52 ohms

D4 D 18-20

White-Blue D4 D 16-14

Grey-Orange 12~14VDC N/A D4 D 30-12

Venturi Control Device

Blue-White N/A 35~41 ohms

D5 D 5-7

Yellow-Red D5 D 11-9

Black-Red 12~14 VDC

N/A

D5 D 30-12

Black-Brown less than 1VDC* D5 D 30-25

Black-Grey less than 1VDC* D5 D 30-23

By-Pass Flow Control Device

Red-Pink N/A 44~52 ohms

D6 D 15-13

White-Blue D6 D 17-19 Gas Solenoid

Valve Yellow-Black 11~13VDC* 18~22 ohms D7 D 29-27

Outgoing Thermistor

White-White

N/A See Example

H1 3-2

H Blue-Blue 8-11

Inlet Thermistor White-White H2 H 4-2

Exhaust Thermistor White-White H3 H 2-5

Heat Exchanger Thermistor

White-White H4 H 2-6

Freeze Protection Thermistor

Yellow-Black H5 H 2-7

Overheat Switch Black-Black 11~13 VDC less than 1

ohm H6 H 28-14

Water Flow Sensor

Black-Red 11~13 VDC N/A

H7 H 30-12

Yellow-Black 4~7 VDC* H7 H 12-30

Additional Controller(s) White-White 10~13 VDC N/A K - -

Temperature Resistance Readings

59°F 11.4 - 14KΩ

86°F 6.4 - 7.8KΩ

113°F 3.6 - 4.5KΩ

140°F 2.2 - 2.7KΩ

221°F 0.6 - 0.8KΩ

1 2

CONTROLLER MODEL CONNECTED NOT CONNECTED

MC __1 __0

BC _1_ _0_

BSC & BSC2 1__, 2__ (QTY2) 0__

Default display is 100.

_ depends on connection status of another controller.

06 Controllers Connected

04 Combustion Cycles

20 Pump Cycles

1

2

1

2

3

FF

Parameter Settings Table

SETTING #

SETTING DESCRIPTION

SELECTION

A c

0 1 Maximum Set Temperature

Residential: 120°F

Residential: 140°F

02

High Altitude

(Installation Location)

0 - 2,000 ft (0 - 610 m)

2,001 - 5,400 ft

(610 - 1,646 m)

5,401 - 7,700 ft

(1,646 - 2,347 m)

7,701 - 10,200 ft

(2,347 - 3,109 m)

03 Service Soon1 Disabled 0.5 Year 1 Year 2 Years

04 Recirculation

Settings No

Recirculation

Recirculation

Dedicated Mode

Crossover Mode

Long Loop Short Loop

05 Recirculation

Mode2 Comfort Economy

06 Control Switch BMS3 Air Handler

(AH)

07

Units in Standby

(EZ Connect) 2 1

10 Gas Type

(Factory Set) NG LPG

1 1 Maximum Flow Rate4 Standard High

1 2 Water Heater

Model

(Factory set values and not

adjustable)

Without Pump With Pump

1 3 199

(3237) 160 (2530)

1 4 Internal (Indoor)

External (Outdoor)

Default is A for all settings below except 10, 12, 13, and 14 which are factory set.

3

3

1

2

2

3

U334-0783(00)

REU-NP 07000012336787

100000507

Page 2: PERFORMANE DATA ELE TRIAL DIAGNOSTIS ...pdf.lowes.com/operatingguides/766156014130_oper.pdf2 Setting 05 is available only if setting 04 , 04c, SEor 04 is selected. omfort mode cycles

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00

49

0

1

1

1

1

03

0

Cab

inet B

od

y W

10

90

00

63

0

1

1

03

3

Ru

bb

er Bu

sh-A

C

F79

-41

02

0-A

1

1

03

4

Co

ntro

ller Bracket W

1

09

00

06

03

1

1

04

0

Fron

t Co

ver Pan

el A

ssem

bly FF

10

90

00

63

1

1

1

04

2

Fron

t Co

ver Pan

el A

ssem

bly W

1

09

00

06

32

1

1

04

4

Screw

Co

ver 0

35

-21

45

00

0

2

2

2

2

04

5

Fron

t Pan

el Packin

g-Top

1

09

00

01

20

2

2

2

2

04

6

Fron

t Pan

el Packin

g-Side W

1

09

00

06

08

2

2

04

7

Gasket - Sid

e, RC

98

HP

i, RC

98

HP

e

10

90

00

12

1

2

2

10

0

Bu

rner A

ssem

bly-Large

1

06

00

01

21

1

1

1

01

B

urn

er Gasket-Large

1

09

00

06

09

1

1

10

2

Bu

rner P

late Assem

bly-Large

1

06

00

01

22

1

1

10

3

Co

mb

usti

on

Ch

eck Valve A

ssem

bly

10

60

00

12

3

1

1

1

1

10

5

Bu

rner A

ssem

bly-Sm

all 1

06

00

01

24

1

1

10

6

Bu

rner G

asket-Small

10

90

00

61

0

1

1

10

7

Bu

rner P

late Assem

bly-Sm

all 1

06

00

01

16

1

1

11

0

Co

mb

usti

on

Fan A

ssemb

ly 1

08

00

00

89

1

1

1

1

11

1

Fan M

ou

nti

ng P

acking

10

90

00

61

1

1

1

1

1

11

2

O-R

ing

10

90

00

61

2

1

1

1

1

11

3

Hexago

n H

ead Scre

w

ZQA

A0

51

4U

K

3

3

3

3

11

4

Gas V

alve Asse

mb

ly With

Orifi

ce

10

60

00

12

5

1

1

1

1

11

5

O-R

ing

10

90

00

25

2

2

2

2

2

11

6

Gas C

on

ne

ctio

n P

ipe

1

06

00

01

26

1

1

1

1

1

17

G

as Tub

e Bracket

10

90

00

63

5

1

1

1

1

11

8

Inlet G

as Sup

ply C

on

necti

on

1

06

00

01

27

1

1

1

1

11

9

Inlet G

as Test P

ort Scre

w

C1

0D

-5

1

1

1

1

12

0

O-R

ing

M1

0B

-13

-4

1

1

1

1

12

1

No

ise Filter 1

06

00

01

20

1

1

1

1

13

0

Heat Exch

anger A

ssem

bly-Large

1

07

00

02

86

1

1

13

1

Heat Exch

anger A

ssem

bly-Sm

all 1

07

00

02

64

1

1

13

3

Heater B

racket 1

09

00

06

13

2

2

2

2

13

5

Over H

eat Senso

r (OH

S) 1

05

00

02

31

1

1

1

1

1

36

O

HS B

racket 1

09

00

06

14

1

1

1

1

1

37

H

eat Exchan

ger Insu

lator

10

70

00

26

5

1

1

1

1

13

8

Therm

istor

10

50

00

26

2

1

1

1

1

RUR199i

RUR199e

RUR160i

RUR160e

ITEM

DESCRIPTION

PART

NUMBER

ITEM

13

9

Clip

1

05

00

00

90

1

1

1

1

14

0

Secon

dary H

eat Exchan

ger 1

07

00

02

87

1

1

1

1

14

1

Secon

dary H

eat Exchan

ger Bracket

10

90

00

61

5

1

1

1

1

14

2

Secon

dary H

eat Exchan

ger Gasket

10

90

00

61

6

1

1

1

1

14

5

Co

nd

ensate Trap

1

07

00

02

88

1

1

1

1

14

7

Co

nd

ensate D

rain tu

be

1

07

00

02

89

1

1

1

1

15

0

Electrod

e/Flame R

od

Assem

bly

10

50

00

25

1

1

1

1

1

15

1

Electrod

e

10

50

00

23

3

1

1

1

1

15

2

Flame R

od

1

05

00

02

34

1

1

1

1

15

3

Electrod

e Packin

g 1

09

00

06

17

1

1

1

1

15

4

Electrod

e Plate

10

90

00

61

8

1

1

1

1

15

5

Electrod

e Heater B

racket 1

09

00

06

19

1

1

1

1

15

6

Electrod

e Slee

ve

10

90

00

62

0

1

1

1

1

20

0

Exhau

st Du

ct Assem

bly FF

10

80

00

09

0

1

1

20

2

O-R

ing

10

80

00

01

8

1

1

20

3

Exhau

st Du

ct Packin

g 1

09

00

06

21

1

1

20

4

Therm

istor

10

50

00

25

2

1

1

20

5

O-R

ing

10

70

00

32

3

4

4

4

4

20

6

Exhau

st Packin

g 1

09

00

06

46

1

1

1

1

20

7

Therm

istor Scre

w

10

90

00

62

2

1

1

1

1

21

0

Flue C

on

necti

on

Asse

mb

ly 1

08

00

00

91

1

1

21

2

Exhau

st Pip

e Co

nn

ectio

n P

ort - 2

“ 1

08

00

00

84

1

1

21

3

Exhau

st Gasket - 2

inch

1

09

00

06

23

1

1

21

5

Air su

pp

ly pip

e seal ring

10

80

00

09

3

1

1

22

0

Air su

pp

ly bo

x 1

08

00

00

85

1

1

22

1

Air su

pp

ly filter

10

80

00

08

6

1

1

22

2

Air Su

pp

ly Co

nn

ectio

n

10

80

00

09

2

1

1

22

3

Air Su

pp

ly Gasket - 2

inch

1

09

00

06

24

1

1

23

0

Exhau

st Du

ct Assem

bly W

1

09

00

00

93

1

1

23

3

Fron

t Exhau

st Seal W

10

80

00

09

4

1

1

23

4

Therm

istor

10

50

00

26

3

1

1

40

1

Water Su

pp

ly Filter Plu

g Asse

mb

ly 1

07

00

03

17

1

1

1

1

40

3

Water Flo

w Sen

sor A

ssem

bly

10

70

00

29

0

1

1

1

1

40

4

Clip

1

09

00

06

36

3

3

3

3

40

5

O-R

ing

10

70

00

32

4

9

9

9

9

40

6

Byp

ass Servo A

ssemb

ly 1

07

00

02

70

1

1

1

1

40

7

Co

ver

10

70

00

09

3

2

2

2

2

40

8

Inlet W

ater Therm

istor

10

70

00

31

8

1

1

1

1

40

9

Flow

Turb

ine A

ssem

bly

10

70

00

31

9

1

1

1

1

41

1

O-R

ing

M1

0B

-2-1

4

8

8

8

8

41

2

Reten

tio

n C

lip

AH

69

-31

0

2

2

2

2

41

3

Clip

1

09

00

02

44

3

3

3

3

41

4

Plu

g Ban

d

10

90

00

01

8

1

1

1

1

41

5

3/4

Water Su

pp

ly Co

nn

ectio

n P

ort B

H

73

-50

1-2

1

1

1

1

41

6

Water Su

pp

ly Co

nn

ectio

n P

ipe (p

air) 1

07

00

02

91

1

1

1

1

42

0

Secon

dary C

on

necti

ng P

ipe A

ssem

bly

10

70

00

29

2

1

1

1

1

43

0

Co

nn

ectio

n P

ipe A

ssemb

ly-Large

10

70

00

29

3

1

1

43

1

Heat Exch

anger P

ipe C

on

necti

on

1

07

00

02

94

1

1

1

1

43

2

O-R

ing

10

70

00

32

5

3

3

3

3

RUR199i

RUR199e

RUR160i

RUR160e

ITEM

DESCRIPTION

PART

NUMBER

43

3

Pip

e Bracket

10

90

00

65

3

1

1

1

1

43

4

Reten

tio

n C

lip

10

90

00

49

6

2

2

2

2

43

5

Ho

t Water C

on

necti

on

Fittin

g 1

07

00

02

75

1

1

1

1

43

6

Co

nn

ectio

n P

ipe A

ssemb

ly-Small

10

70

00

29

5

1

1

44

2

Clip

1

09

00

06

38

1

1

1

1

44

3

Reten

tio

n C

lip

U2

11

-32

2X

01

1

1

1

1

44

5

Ho

t Water Su

pp

ly Co

nn

ectio

n P

ipe (p

air) 1

07

00

02

96

1

1

1

1

45

2

Clip

1

09

00

06

39

1

1

1

1

45

5

Byp

ass Tub

e (set) - P

10

70

00

29

7

1

1

1

1

46

0

Ho

t Water Servo

Valve A

ssem

bly

10

70

00

29

8

1

1

1

1

46

5

Therm

istor

10

50

00

10

8

1

1

1

1

46

6

Ho

t Water Su

pp

ly Co

nn

ectio

n P

ort

10

70

00

29

9

1

1

1

1

46

7

Seal Plu

g 1

09

00

04

53

1

1

1

1

46

8

O-R

ing

10

90

00

45

6

1

1

1

1

46

9

O-R

ing

10

90

00

45

4

1

1

1

1

47

1

O-R

ing

10

70

00

32

6

4

4

4

4

47

2

Clip

1

09

00

02

78

2

2

2

2

47

5

Pressu

re Relie

f Valve C

on

ne

ctio

n

10

70

00

30

0

1

1

1

1

47

6

Pressu

re Relie

f Valve A

ssemb

ly 1

07

00

02

83

1

1

1

1

47

8

Relie

f Pip

e Assem

bly

10

70

00

30

1

1

1

1

1

50

0

Circu

latio

n P

um

p A

ssemb

ly 1

07

00

03

02

1

1

1

1

50

2

Pu

mp

Co

nn

ectio

n Elb

ow

1

07

00

03

03

1

1

1

1

50

6

Circu

lar Join

t Co

nn

ectio

n w

/Ch

eck Valve

1

07

00

03

04

1

1

1

1

50

7

Water Su

pp

ly Co

nn

ectio

n w

/Ch

eck Valve

1

07

00

03

05

1

1

1

1

50

9

Ch

eck valve

10

70

00

32

1

2

2

2

2

51

2

Drain

1

07

00

03

22

2

2

2

2

51

3

O-R

ing

10

90

00

18

2

2

2

2

2

51

5

Intern

al Circu

latio

n P

ipe A

ssem

bly

10

70

00

30

6

1

1

1

1

52

0

Pu

mp

Ou

tlet Co

nn

ectio

n P

ipe A

ssemb

ly 1

07

00

03

07

1

1

1

1

52

3

O-R

ing

10

90

00

64

4

1

1

1

1

70

0

PC

Bo

ard A

ssem

bly

10

50

00

25

3

1

1

1

1

70

1

PC

B Electrical C

over

10

90

00

62

6

1

1

1

1

70

2

PC

B EC

Co

ver 1

09

00

06

27

1

1

1

1

71

0

Po

wer C

ord

Assem

bly FF

10

50

00

23

8

1

1

71

1

Po

wer C

ord

Assem

bly W

1

05

00

02

39

1

1

71

2

Senso

r Harn

ess

10

50

00

24

0

1

1

1

1

71

7

Ceram

ic Valve h

eater

10

90

00

64

7

1

1

71

9

Igniter G

rou

nd

Harn

ess 1

05

00

02

43

1

1

1

1

72

3

HEX

Freeze Pro

tectio

n H

eater Assem

bly

10

50

00

24

6

1

1

1

1

72

4

Sec. HEX

Freeze P

rotecti

on

He

ater Assy

10

50

00

24

7

1

1

1

1

73

0

Heater C

lip A

A

U1

24

-61

8X

01

1

1

1

1

73

1

Heater C

lip C

U

25

0-6

25

3

4

3

4

73

2

Freeze Pro

tectio

n H

eater Clip

1

05

00

02

55

1

1

73

3

Freeze Pro

tectio

n H

eater Bracket

10

90

00

64

7

1

1

1

1

74

1

Freeze Pro

tectio

n h

eater (set) -2

10

50

00

25

6

1

1

74

2

Freeze Pro

tectio

n h

eater (set) -3

10

50

00

25

7

1

1

74

6

Heater H

arness-2

1

05

00

02

58

1

1

74

7

Heater H

arness -3

1

05

00

02

59

1

1

75

0

Rem

ote C

on

trol H

arness

10

50

00

24

9

1

1

1

1

RUR199i

RUR199e

RUR160i

RUR160e

ITEM

DESCRIPTION

PART

NUMBER

75

2

Byp

ass Filter,

RU

R9

8i/e

1

09

00

04

51

1

1

1

1

80

0

Screw

ZFD

B0

40

8U

D

4

4

4

4

80

1

Screw

C

P-3

05

83

2

2

2

2

80

2

Screw

ZB

A0

40

8U

K

3

3

3

3

80

3

Screw

1

09

00

06

40

1

8

13

1

8

13

80

4

Screw

1

09

00

06

48

3

3

3

3

80

5

Screw

1

09

00

01

78

1

6

16

1

6

16

80

6

Screw

1

09

00

06

49

4

2

42

4

2

42

80

7

Screw

U

21

7-4

49

5

5

5

5

80

8

Screw

ZFA

B0

40

6SZ

4

4

4

4

80

9

Screw

1

09

00

06

41

5

5

5

5

81

0

Screw

1

09

00

06

42

4

4

4

4

81

1

Screw

1

08

00

00

21

4

4

4

4

81

2

Screw

1

09

00

06

50

9

9

9

9

81

3

Screw

ZA

D0

40

8U

K

1

1

1

1

81

4

Screw

1

09

00

06

51

4

4

4

4

81

5

Screw

ZH

AA

04

12

UK

8

8

8

8

81

6

Screw

C

P-2

08

83

-4

10

UK

2

2

2

2

81

7

Screw

ZFD

B0

41

0SZ

5

5

5

5

81

8

Screw

1

09

00

06

43

1

2

1

2

81

9

Screw

1

09

00

06

52

2

2

85

0

Co

ld Iso

latio

n

Valve

1

07

00

02

84

1

1

1

1

85

1

Ho

t Isolati

on

Valve

1

07

00

02

85

1

1

1

1

86

0

Wall B

racket 1

09

00

06

28

1

1

RUR199i

RUR199e

RUR160i

RUR160e

ITEM

DESCRIPTION

PART

NUMBER

*

*

Gas C

on

version

Kits

RU

R1

99

i 1

03

00

00

76

RU

R1

99

e

10

30

00

07

7

RU

R1

60

i 1

03

00

00

80

RU

R1

60

e

10

30

00

08

1