D303079-A, Page 1

Form D303079-A P-ELEC _2-17Obsoletes Form -P-ELEC (11-15)

Replacement Parts for Electric Heater Models

EGHB, EGW, ECR, ECS, EMC, EXUB, EHC, EGEB

IMPORTANT1. Always include complete heater model and serial number so

that any specification change can be considered for parts replacement. It can save time and expense.

2. In keeping with our policy of continuous product improve-ment, we reserve the right to alter any information shown here. Specifications are subject to change without notice.

3. We reserve the right to substitute functional replacements4. Order by P/N; not Heater Option Designation.

Table of ContentsModel PageEGW. . . . . . . . . . . . . . . . . . . . . . .1EGHB . . . . . . . . . . . . . . . . . . . . . .2ECS/ECR . . . . . . . . . . . . . . . . . . .4EMC . . . . . . . . . . . . . . . . . . . . . . .6EXUB . . . . . . . . . . . . . . . . . . . . . .8EHC . . . . . . . . . . . . . . . . . . . . . .10EGEB . . . . . . . . . . . . . . . . . . . . .11

Parts for Model EGWWorkshop, Suspended, Electric Unit Heater

18

19

20

21

24

26

25

2322

Code Description 2 3 518 Triangular Almond Hanging Bracket 22398819 U-Shaped Almond Hanging Bracket 22398920 Almond Frame 22398721 Hi Limit Switch 23430122 Fan Motor 23429523 Fan 23427624 Heating Element 234234 234230 23423125 Almond Thermostat Knob 22399326 Single-Pole Thermostat 234374

D303079-A, Page 2

Parts for Model EGHBHeavy Duty Suspended Unit HeatersSize 2 - 30kW

1

2

2

3

4

5

10A

15A

15

13 12

11

10

8

76A

6B

1

2

2

3

4

517

16

15

14

13 12

1110

9

8

7

6

Fuse Size (Amp) Fuse P/N

Fuse HolderP/N Qty.

1.5 234278 234370 1

15 234279 234283 1

60 234280 234281 2

60 234280 234282 3Size 40-60kW

D303079-A, Page 3

Parts for Model EGHB (cont’d)Code Description 2 3 4 5 7 10 15 20 25 30 40 50 60

1 Front Grill 234312 234217 2343222 Almond Side Panel 234311 234316 2343213 Motor Kit 208V 234294 234298

240V 234294 234298 347V 234294 480V 234294 234296 234324600V 234294 234296 234323

4 Fan 234274 234273 2342755 Heating

Element208V/1Ph 234201 234200 234201 234203 208V/3Ph 234196 234197 234198 234202 /

234201 or

234240

234203 234199 234214 234215 234212

240V/1Ph 234200 234202 234200 234231 234201 234203 234213 234214 234215 347V/1Ph 234206 234206

/ 234205234206 234207 234207

480V/1Ph 234243 234245 234241 234242 480V/3Ph 234243 234245 234241 234242 234244 234246 234247 234248 234249 234250 234270 234271 234272600V/1Ph 234208 234211 /

234208234208 234209

600V/3Ph 234204 234205 234208 234209 234210 234211 234217 234218 234219 234216 234237 234238 2342396 Contactor 208V/1Ph 234172

208V/3Ph 234172 234173 240V/1Ph 234172 234173 347V/1Ph 234172 480V/1Ph 234172 480V/3Ph 234172 234173 600V/1Ph 234172 600V/3Ph 234172

6A 208V/208V 2-Pole 30A Contactor

234172

6B 208V/208V 3-Pole 40A Contactor

234173

7 Transformer 347V/1Ph 234379 234379 234379 234379 234379 480V/1Ph 234386 234386 234386 234386 480V/3Ph 234386 234386 234386 234386 234386 234386 234387 234387 234387 234387 234387 234387 234387600V/1Ph 234378 234378 234378 234378 600V/3Ph 234378 234378 234378 234378 234378 234378 234377 234377 234377 234377 234384 234384 234384

8 Terminal Block

208V/1Ph 234289 234289 234289 234289 208V/3Ph 234289 234289 234289 234289 234289 234288 234288 234288 234291 240V/1Ph 234289 234289 234289 234289 234292 234292 234292 234291 234291 347V/1Ph 234289 234289 234289 234289 234292 480V/1Ph 234289 234289 234289 234289 480V/3Ph 234289 234289 234289 234289 234289 234289 234289 234288 234288 234288 234288 234288 234291600V/1Ph 234289 234289 234289 234289 600V/3Ph 234289 234289 234289 234289 234289 234289 234289 234289 234288 234288 234288 234288 234288

9 240V/208V/277V Fan Delay Control

234300

10 Terminal Block 23428710A 23429011 Hi Limit

SwitchAutomatic 234301 Manually resettable

324304

750W 23430512 Bulb Thermostat 23437513 Black Thermostat Knob 22399114 Back Grill 234313 234318 15 24V Relay

Kit without Transformer

234431

with Transformer

234432

15A Fan Relay 23430816 Almond U-Shaped Bracket 234315 234320

17 Almond Wall Support Bracket

234314 234319

D303079-A, Page 4

Parts for Model ECSCeiling, Surface Mounted, Electric HeatersSizes 2 - 5kW

30

31

32

35

3334

36

37

38

39

40

4142

43

4445

4647

48

49

4150

5251

53

54

Parts for Model ECSCeiling, Surface Mounted, Electric HeatersSizes 7 - 10kW

30

31

32

3334

36 35

37

38

3940

41

4849

41

50

52

51

53

6054

4647

45

D303079-A, Page 5

Parts for Model ECRCeiling, Recessed Mounted, Electric HeatersSizes 2 - 5kW

31

32

35

3334

37

38

39

40

42

43

4445

4647

4849

415052

51

53

66

67

65

Code Description 2 3 4 5 7 1030 Ceiling

BracketT-Shaped Bracket 234330

H-Shaped Bracket 234368

31 Component Bracket Base 234325 23436532 Motor 240V 234297

277V 234299 208V/240V Ball Bearing Motor

234294

33 Fan 234276 23427434 5/16” Rubber Black Bushing 22399535 Heating

Element208V/1Ph 234341 234348 234347 234353 234335 234359208V/3Ph 234341 234348 234347 234353 234335 234359240V/1Ph 234342 234351 234348 234354 234336 234360240V/3Ph 234342 234351 234348 234354 234336 234360277V/1Ph 234345 234333 234351 234357 234339 234363347V/1Ph 234343 234331 234349 234355 234337 234361480V/1Ph 234346 234334 234352 234358 234340 234364480V/3Ph 234346 234334 234352 234358 234340 234364600V/1Ph 234344 234332 234350 234356 234338 234362600V/3Ph 234344 234332 234350 234356 234338 234362

36 Cabinet Body 234326 23436637 White Grille 234284 23428538 Outlet Air Frame 234327 23436739 24V Separator 23432940 Nylon Wire Clip 23417141 Indication Light 23429342 277V and Lower Hi Limit

Switch 234302

43 1/2” Rubber Bushing 223994 44 Contactor Bracket 234328 45 Contactor 208V/208V

2-Pole 30A 234172

208V/208V 3-Pole 40A 234173

46 CC Class 30A Fuse Holder 23428347 CC Class 15A Fuse 23427948 2-Pole/600V 40A Terminal

Block 234290

49 150 VA Transformer

347V/240V 234379480V/240V 234386600V/240V 234378

50 On/Off Switch 23428651 240V/208V/277V Fan Delay

Control 234300

52 Bulb Thermostat 23437653 Terminal

Block12-Pole/600V 80A Terminal Block

234289

600V 4 Wires Terminal Block

234292

54 Terminal Block 23428760 Hi Limit Switch 23430665 Venturi 234372 66 Support Bracket 234373 67 Recessed Mounting Box 234371

Parts for Model ECR & ECS Heaters

D303079-A, Page 6

Parts for Model EMCWall or Ceiling Mounted, Electric Cabinet Heaters

70

7172

7374

75

76

7778

Relay

79

71

70

80, 81

88

87

86

85

84

83

82

Fuse Size (Amp) Fuse P/N

Fuse HolderP/N Qty.

1.5 234278 234369 1

15 234279 234283 1

60 234280 234281 2

60 234280 234282 3

D303079-A, Page 7

For thermostat, please refer to accessories section in the products catalog.* Also available in Metallic Silver, Bronze, Metallic Charcoal, Textured Black, Beige-Grey and Aluminum. Please contact your Factory Representative for part numbers.

Parts for Model EMC (cont’d)Wall or Ceiling Mounted, Electric Cabinet Heaters

Code Description 2 3 4 5 6 8 10 12 15 18 20 2470 Removable cover* Almond 234149 234153 234159 234163

White 234150 234154 234160 23416471 Grill* Almond 234155 234157 234165 234167

White 234156 234158 234166 23416872 HI-LIMIT (automatic) 23430173 Heating Element 208V/1Ph 234185 234185 234184 234183 234184 234184 234183 234184 234183 234184 234183 234184

208V/3Ph 234195 234185 234174 234183 234184 234174 234183 234184 234186 234187 234186 234187240V/1Ph 234187 234191 234185 234186 234187 234185 234186 234187 240V/1Ph (Hi-Lo) 234191 277V/1Ph 234261 234261 234262 234263 234264 234262 234263 234264 234263 234264 234263 234264347V/1Ph 234188 234188 234191 234190 234191 234189 234190 234191 234190 234191 234190 234191480V/1Ph 234266 234266 234267 234268 234195 234267 234268 234269 234268 234269 234268 234269480V/3Ph 234265 234266 234267 234268 234195 234267 234268 234269 234268 234269 234268 234269600V/1Ph 234192 234192 - 234193 234192 234193 234184 234192 234193 234184 234193 234184 234193 234184600V/3Ph 234194 234188 234192 234193 234191 234192 234193 234191 234193 234184 234193 234191

74 Bulb Thermostat 23437675 Blower Fan 234277 76 On/Off Switch 23428677 Right Side Panel* Almond 223998

White 22399978 Left Side Panel* Almond 223996

White 22399779 Front Panel Almond 234147 234151 234169 234161

White 234148 234152 234170 23416280 24V Relay Coil 23430981 Relay Base 23431082 Transformer

(250VA - 500VA)**347V 234380 234383 234380 n/a600V 234381 234382 234381 234382

83 208V/208V 2 POLE 30A CNTCTR 23417284 Fan Relay 23430885 208V/208V 3-Pole 40A Contactor 23417386 2-Pole/600V 40A Terminal Block 23429087 Terminal Block 234287 88 Terminal Block 208V/1Ph 234289

208V/3Ph 234289 234288240V/1Ph 234289 234288 234291347V/1Ph 234289 234288 600V/1Ph 234289 600V/3Ph 234289

Not

Sho

wn

Contactor w/o Hi-Low Switch

208V/1Ph 234172 208V/3Ph 234172 234173 234173240V/1Ph 234172347V/1Ph 234172 600V/1Ph 234172600V/3Ph 234172

Contactor w/ Hi-Low Switch

208V/1Ph 234172 208V/3Ph 234172 234172 and 234173 234173240V/1Ph 234172347V/1Ph 234172 600V/1Ph 234172600V/3Ph 234172

D303079-A, Page 8

2116

14

36

25

2728

34

35

29

30

2633

24

31 32

Optional built-in disconnect switch

3 Phase 1 Phase

Parts for Model EXUBExplosion Resistant, Electric Unit Heaters

D303079-A, Page 9

Parts for Model EXUB (cont’d)Explosion Resistant, Electric Unit Heaters

Item No. Description

12” fan size 16” fan size 20” fan size5 & 7.5 kW 10 kW 15 & 20 kW 25 & 30 kW

1 Core assembly ( with bus bars) Specify Voltage, phase, and kilowatts ( V-Ph-kW)2 Bottom panel 235459 235477 2354903 Left side panel 235460 235478 2354914 Louver blades 235461 235479 2354925 Top panel 235462 235480 2354936 Right side panel 235463 235481 2354947 Fan panel 235464 235482 235495

8 Fan blades 5.0 kW = 235451 7.5 kW = 235452 10.0 kW = 235453 15.0 kW = 235454

20.0 kW = 23545525.0 kW = 235456 30.0 kW = 235457

9 Fan guard (2 pieces) 235465 235483 235496

10 Motor, explosion-proof115/208-230V, 1Ø, 60Hz = 235446 208-230/460V, 3Ø, 60Hz = 235447

575V, 3Ø, 60Hz = 235449

208-230/460V, 3Ø, 60Hz = 235448 575V, 3Q, 60Hz = 235450

11 Right side motor bracket 23545812 Motor base 235466 235484 23549713 Left side motor bracket 23547314 Expansion union, female 23547415 Conduit, expansion union to elbow 235467 235485 235498

15A Reducing bushing 23547516 Thermostat, ex-proof 234436, (CX1 ex-proof wall thermostat)

16A Elbow, 90° 235476

17 Conduit, potted 235468 with thermostat 235469 without thermostat

235500 with thermostat 235501 without thermostat

18 Conduit, vertical 235470 235486 23549919 O-ring, element enclosure cover 23548820 Cover, element enclosure 23548921 Guard, element enclosure 23550422 Conduit, motor box to enclosure 235471 235502

22A Union 23550523 Box, motor outlet 235506

23A Conduit, motor to motor box 235472 235487 23550324 Enclosure, control 23550725 Contactor 120V = 235508, 24V = 23550926 Transformer 120V = 235510, 24V = 23551127 Bracket, Transformer ground 23551228 Grounding lug 23551329 Fuse 120V = 1/4 Amp (235514), 24V = 1 Amp (235515)30 Printed circuit board assembly 120V = 235516, 24V = 23551731 High limit, automatic reset 23551832 Conductive cement, high limit 23551933 Bracket, transformer 23552034 O-ring, control enclosure cover 23552135 Cover, control enclosure 23552236 Plug, 3/4” NPT explosion-proof 23552337 Nut, bus bar 23552438 Bus bar, long straight 23552539 Bus bar, short straight 23552640 Bus bar, short curved 23552741 Bus bar, long curved 23552842 High limit, manual reset 23552943 Handle, Disconnect 23553044 Switch, Disconnect 60A Non-Fused 235531

D303079-A, Page 10

Parts for Model EHCCommercial, Wall Mounted, Electric Heaters

90

9293

94

95

96

97

98

99

91

100

101

Code Description 1 2 3 4 5 6 8 1290 Recess Mounting Box 223978 223985 22398691 Heating

Element208V - - 234236 - - 234220 234257 - - 234220 234220240V 234235 234221 234222 234223 234258 234222 234223 234223277V 234259 234251 234252 234253 234260 234252 234253 234253347V 234232 234224 234225 234226 - - 234225 234226 234226480V - - 234254 234255 234256 - - 234255 234256 234256600V 234233 234227 234228 234229 - - 234228 234229 234229Qty. 1 1 1 1 1 2 ea. 2 ea. 3 ea.

92 Fan Motor 240V 234295277V 234299

93 Fan 23444594 Fan Delay

Control208V / 277V 234300347V / 480V / 600V 234307

95 Front Panel Almond 223979 223979 223979 223979 223979 223981 223981 223983White 223980 223980 223980 223980 223980 223982 223982 223984Qty. 1 1 1 1 1 2 ea. 2 ea. 3 ea.

96 Thermostat Knob

OBSOLETE Brown 223990White 223992

97 Hi Limit Switch

208V / 277V 234302347V / 480V / 600V 234303

98 Transformer 277V 234385347V 234379480V 234386600V 234378

99 2-Pole 30A Contactor 234172100 3-Pole 40A Contactor 234173101 Bulb Thermostat 234375

D303079-A, Page 11

Parts for EGEB ModelsForced Air, Standard Duty Electric Unit Heaters

102

103

104

105

106

107

108109

110111

112

113114

115

116

117

118

119

120

121122

123

124

3 & 5 kW Models

Code Description 3 kW 5 kW102 Ceiling Bracket (Almond)103 Wall Support Bracket (Almond)104 Baffle (Almond)105 Pyramid (Almond)106 Black Eggcrate107 Front Panel (Almond)108 Fan109 Spring Clip110 Motor 208V / 1 phase

208V / 3 phase240V / 1 phase240V / 3 phase277V / 1 phase347V / 1 phase480V / 1 phase480V / 3 phase600V / 3 phase

111 Transformer 277V / 1 phase347V / 1 phase480V / 1 phase480V / 3 phase600V / 1 phase600V / 3 phase

112 2-pole Terminal Block113 Terminal Block114 Grounding Terminal Block

115A Fuse 347V / 1 phase480V / 1 phase480V / 3 phase600V / 1 phase600V / 3 phase

115B Fuse Bracket (not shown)116 Junction Box Door (Almond)117 Hinge 118 Control Transformer 208V / 1 phase

208V / 3 phase240V / 1 phase277V / 1 phase480V / 1 phase480V / 3 phase

119 Contactor 208V / 1 phase208V / 3 phase240V / 1 phase240V / 3 phase277V / 1 phase347V / 1 phase480V / 1 phase480V / 3 phase600V / 1 phase600V / 3 phase

120 12-pole Terminal Block, Csa 40A & UL 30A, 300V / 5A 600V

121 High-limit Protection122 High-limit Protection Fan Delay123 Heating Elements 208V / 1 phase

208V / 3 phase240V / 1 phase240V / 3 phase277V / 1 phase347V / 1 phase480V / 1 phase480V / 3 phase600V / 1 phase600V / 3 phase

124 Inlet Grille (Almond)

D303079-A, Page 12

Parts for EGEB Models (cont’d)Forced Air, Standard Duty Electric Unit Heaters7.5, 9.9 & 10 kW Models

Code Description 7.5 kW 9.9 kW 10 kW102 Ceiling Bracket (Almond)103 Wall Support Bracket (Almond)104 Pyramid (Almond)105 Black Eggcrate106 Front Panel (Almond)107 Fan108 Motor 208V / 1 phase

208V / 3 phase240V / 1 phase277V / 1 phase347V / 1 phase480V / 3 phase600V / 3 phase

109 Transformer 277V / 1 phase347V / 1 phase480V / 3 phase600V / 3 phase

110 Terminal Block111 Grounding Terminal Block

112A Fuse (not shown) 347V / 1 phase480V / 1 phase480V / 3 phase600V / 1 phase600V / 3 phase

112B Fuse Bracket (not shown)113 Junction Box Door (Almond)114 Hinge 115 Control

Transformer (not shown)

208V / 1 phase208V / 3 phase240V / 1 phase277V / 1 phase480V / 1 phase480V / 3 phase

116 Contactor 208V / 1 phase208V / 3 phase240V / 1 phase277V / 1 phase347V / 1 phase480V / 3 phase600V / 3 phase

117 Motor or Transformer Fuse118 Motor or Transformer Fuse Brkt119 12-pole Terminal Block, Csa 40A &

UL 30A, 300V / 5A 600V120 12-pole Terminal Block, Csa 40A &

UL 30A, 300V / 5A 600V121 High-limit Protection122 High-limit Protection Fan Delay123 Heating Elements 208V / 1 phase

208V / 3 phase240V / 1 phase277V / 1 phase347V / 1 phase480V / 3 phase600V / 3 phase

124 Inlet Grille (Almond)125 Air Inlet Grill Bracket

103

102104

105

106

102107

125

124

108123

122121

109

110

111

113

117

116

114

118

119120

112(Not Shown)

(Not Shown)115

D303079-A, Page 13

Parts for EGEB Models (cont’d)Forced Air, Standard Duty Electric Unit Heaters15, 19.8 & 20 kW Models

Code Description 15 kW 19.8 kW 20 kW102 Ceiling Bracket (Almond)103 Wall Support Bracket (Almond)104 Pyramid (Almond)105 Black Eggcrate106 Front Panel (Almond)107 Fan 208V / 3 phase

240V / 3 phase480V / 3 phase600V / 3 phase

108 Motor 208V / 3 phase240V / 3 phase480V / 3 phase600V / 3 phase

109 Transformer Fuse Bracket110 Transfomer Fuse 480V / 3 phase

600V / 3 phase111 Transformer 277V / 1 phase

347V / 1 phase480V / 3 phase600V / 3 phase

112 Terminal Block113 Grounding Terminal Block114 Junction Box Door (Almond)115 Hinge 116 DPDT Switch

117 Toggle Switch 3-pole, 600V, 6A with Locking Ring

118 Contactor 208V / 3 phase240V / 3 phase480V / 3 phase600V / 3 phase

119 Motor Fuse120 Motor Fuse Bracket121 12-pole Terminal Block, Csa 40A &

UL 30A, 300V / 5A 600V122 12-pole Terminal Block, Csa 40A &

UL 30A, 300V / 5A 600V123 High-limit Protection124 Fan Delay Control125 Heating Elements 208V / 3 phase

240V / 3 phase480V / 3 phase600V / 3 phase

126 Inlet Grille (Almond)127 Air Inlet Grill Bracket

103102 104

105

106

107126

125

108

124109110123111122112121

113

114

120119

115

118117

116

127

D303079-A, Page 14

NOTES:

D303079-A, Page 15

NOTES:

D303079-A, Page 16

Specifications & illustrations subject to change without notice or without incurring obligations.© Nortek Global HVAC, LLC 2017. All rights reserved.All marks are property of their respective organizations.O’Fallon, MO I Printed in the U.S.A. (2-17)D303079-A Form P-ELEC (2-17)