energy saving freezer box with 1-series electronics

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Energy SavingFreezer Box with

1-series ElectronicsGX 811

Enery SavingFreezer Box

GX 811

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The appliance at a glance

Control elements

Type/Data plate

Drawers

Information system

Adjustable feet

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The Functions at a Glance


GX 811

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The functions at a glance

• Temperature control: Electronic control system• Temperature range: -14°C to -28°C• Temperature display: None• Alarm: Visual• Defrosting: Manual• Refrigerant: R600a• SuperFrost: Time-controlled, 65 hours

• Temperature control: Electronic control system• Temperature range: -14°C to -28°C• Temperature display: None• Alarm: Visual• Defrosting: Manual• Refrigerant: R600a• SuperFrost: Time-controlled, 65 hours


GX 811

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Control elements

1 Temperature control2 Operating LED3 Alarm LED4 SuperFrost button5 SuperFrost LED

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Special Features


GX 811

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The appliance is equipped with a new evaporator system.

There is an aluminium evaporator tube wound round thesides, top and bottom of the interior container.The drawer is supported on a glass shelf which can withstandup to 24 kg in weight.

The appliance is equipped with a new evaporator system.

There is an aluminium evaporator tube wound round thesides, top and bottom of the interior container.The drawer is supported on a glass shelf which can withstandup to 24 kg in weight.

Special features

Evaporator

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Repair Instructions


GX 811

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Removing the electroniccontrols

• Turn the temperature control to “0” and lift off using a knife.

• Press the lips on the right and left upwards and thenforwards.

• Then remove the operating panel.

• Turn the temperature control to “0” and lift off using a knife.

• Press the lips on the right and left upwards and thenforwards.

• Then remove the operating panel.

Sensor

Power supply


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• Unclip the board carefully and lift out.• Unclip the board carefully and lift out.

1 2


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• Take care when unclipping the board at the front.• Take care when unclipping the board at the front.


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• Remove the board as shown.• Do not bend the clip.

If the clip breaks, the front panel must be replaced.

• Remove the board as shown.• Do not bend the clip.

If the clip breaks, the front panel must be replaced.


GX 811

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Replacing the sensor

• The refitting kit (part no. 9590 755) consists of a sensorwith pre-fitted crimped connectors, a cover with adhesivetape, a sensor clip and a screw.

• The refitting kit (part no. 9590 755) consists of a sensorwith pre-fitted crimped connectors, a cover with adhesivetape, a sensor clip and a screw.


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• Cut a hole in the interior container as marked and removethe cut section.

• Cut a hole in the interior container as marked and removethe cut section.


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• Cut the sensor cable where shown.• Cut the sensor cable where shown.


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• Insulate the sensor cable and connect it to the sensor withthe pre-fitted crimped connectors.

• Insulate the sensor cable and connect it to the sensor withthe pre-fitted crimped connectors.


GX 811

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• Mark the drill hole on the interior container using the clipas a template.

• Drill the hole with a 3 mm drill bit.

• Mark the drill hole on the interior container using the clipas a template.

• Drill the hole with a 3 mm drill bit.


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• Fit the cover and attach the sensor clip to the side of theevaporator as shown.

• Fit the cover and attach the sensor clip to the side of theevaporator as shown.


GX 811

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Error code

NTC sensor

The sensor switches the compressor on or off when the valuesare reached.

Reference valueTemperature +25°CResistance 4.7 kOhm

Sensor defect (appliance switches to emergency mode, i.e. runs continuously)

NTC sensor

The sensor switches the compressor on or off when the valuesare reached.

Reference valueTemperature +25°CResistance 4.7 kOhm

Sensor defect (appliance switches to emergency mode, i.e. runs continuously)

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1-series ElectronicsService Menu


GX 811

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Operation

Service menu operationStarting position: All control knobs set to “0”

Combined refrig.-freezers: SF button + Freezer control knobFreezers: SF button + Freezer control knobRefrigerators: SC button + Refrigerator control

knob

e.g. C 4001-20


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Mode selection

Control knob Control knobMode sel.

SF + Control knob0 -> max.

Freezer LED

flashes 5xQA mode

Activationof

consumers

QA mode (reserved for

factory testing)

Demo mode(Sales mode)

Freezer LED

flashes 2xDemo

Freezer LED

flashes 3xCS mode

Manual

defrosting

Freezer LED

flashes 1xDefrosting

e.g. C 4001-20

SF SFSF

All modes areavailable

(e.g. Defrosting notapplicable to C 4001)

No button pressed for 2 min.: switch-over to normal operating mode

No automatic switch-over to normal mode

SF LEDflashes


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Mode selection video


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Defrosting

Control knob Control knob

Defrosting not applicable

e.g. C 4001-20

SF LEDflashes

SF

Freezer LED

flashes 2xDemo

Freezer LED


Freezer LED

flashes 5xQA mode

Freezer LED

flashes 3xCS mode

Mode sel.



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Demo mode


e.g. C 4001-20

SF LEDflashes

Freezer LED

Flashes 2x Demo mode OFF

Flashes rapidly 2x Demo mode ON

Demo mode

ON

OFF

SF

SF

Freezer LED

flashes 5xQA mode

Freezer LED

flashes 3xCS mode

Freezer LED

flashes 2xDemo

Freezer LED


SF



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Demo mode NEW FEATURE

IMPORTANT: NEW FEATURE!

On

combined refrigerator-freezers and NoFrost appliances

Demo mode remains active even after

mains OFF/ON!


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Demo mode video


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CS mode: Operating panel test


Freezer LED

flashes 5xQA mode

Freezer LED

flashes 2xDemo

Freezer LED

flashes 3xCS mode

Freezer LED


Operating panel test (freezers start the operating panel test at step 2)The LEDs are activated in turn in steps 1 – 3 (light up).1. Open/Close refrigerator door2. Set RC + FC control knobs from “0” to “max.” and from “max.” to “0”3. Press each button once

e.g. C 4001-20

SF LEDflashes

SF



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CS mode: Load sequence

Freezer LED Load sequence

Flashes 1x: All consumers OFF

Flashes 2x: Freezer compressor ON

Flashes 3x: Refrigerator compressor ON

Flashes 4x: Freezer fan ON

Flashes 5x: Defrost heater ON

Flashes 6x: Light ON

Flashes 7x: Refrigerator fan ON

Flashes 8x: Refrigerator heater ON

Operating panel test OK

To quit CS mode: Set freezer control knob to “0”

SF

SF


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CS mode video

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1-series ElectronicsError Code


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Error code

Error code display (flashing SF LED)

Display Defect

Refrigerator LED flashes 1x Refrigerator air sensorRefrigerator LED flashes 2x Refrigerator evaporator sensorRefrigerator LED flashes 3x BioFresh air sensorRefrigerator LED flashes 4x Ambient air sensor

Freezer LED flashes 1x Freezer air sensorFreezer LED flashes 2x Freezer evaporator sensorFreezer LED flashes 4x Ambient air sensor

An ambient air sensor error is checked and displayed only during theoperating panel test

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1-series Electronics Sensor Values


GX 811

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Sensor values

Sensor values of the new electronic control systemCommon sensor values for cooling, BioFresh, freezing

112.7-35

34-15

156-40

82.3-3060.7-2545.3-20

25.8-1019.8-515.3011.959.3107.3155.8204.725

Resistance[kOhm]

Temperature[°C]

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1-series Electronics Data


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Electronics data

Electronics dataDisplay: Operating displaySuperCooling: 6 hoursSuperFrost: 65 hoursRC compressor continuous operation limited to: 4 hoursCompressor reactivation delay: 8 minutesLight OFF when door open: 15 minutes

Emergency operation (only in the event of a sensor error)

Refrigerator compressor: Cyclic operationFreezer compressor: Continuous operation

Temperature alarm: From -8°C, t > 90 min. -10°C, t > 30 min.Door alarm: -Audible warning signal: -

energy saving freezer box with 1-series electronics

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