Armstrong World Industries EHU-704 User Manual

Page of 40
25
See Drawings on Page 28
EHU-701, -703, -704 Series 
Electronic Steam Humidifier 
Repair Parts
Item 
Part No.
Description
Used On
*1A
D4417
 1 Ph Low Voltage                                                   
120,208,240,277 Volts
701
*1B
D4418
 1 Ph High Voltage w/Barrier                                             
380,480,600 Volts
701
*2A
D4415
 3 Ph Low Voltage (208, 240, 277 volts)
701
*2B
D4416
 3 Ph High Voltage w/Barrier (380, 480, 600 volts)
701
3A
D262A
 3 Ph/1 Ph Low Voltage (120, 208, 240, 277 volts)
703,704
3B
D262
 3 Ph High Voltage w/Barrier (380, 480, 600 volts)
703,704
Note:
 A replacement generator comes with a spare drain adaptor "O"  Ring.
Steam Generator Parts
Item 
Part No.
Description
Used On
† *4A
D4422
Tank Assembly Less Electrodes - 1 Phase
701
† *4B
D4423
Tank Assembly Less Electrodes - 3 Phase
701
† 6
D263
Steam Generator Bottom Half-Less Drain Screen
703,704
† 6
B3968
Steam Generator Top Half- Holes Drilled
703,704
*7A
B3038
Electrode Replacement Assembly 1 Ph                             
High & Low Voltage
701
*7B
A10077
Electrode Replacement Assembly 3 Ph
701
8
A9745
Electrode Replacement Set (Includes 6 ea. electrodes,        
O-Rings, 1/4" Nut & 1/2" Nut) 1 Ph/3 Ph
703,704
*9A
A9742
Drain Screen for Low Voltage (120, 208, 240, 277)
701
*9B
B2413D
Drain Screen/Barrier Assembly For High Voltage 1 Ph
701
*9C
C1965
Drain Screen/Barrier Assembly For High Voltage 3 Ph
701
10
C2053
Drain Screen
703,704
11
A9746
Tank Barrier Assembly
703,704
12A
A21374
O-Ring for Steam Generator
701
12B
A21375
O-Ring for Steam Generator
703,704
*13
C1839
V Band Tank Clamp
701
14
B2822
Tank Retainer Clip
703,704
*Item Not Shown.
† These parts are furnished as a convenience to our customers.  Part dimensions may change in service.  
   Armstrong cannot guarantee that new parts will fit your used parts.
Steam Generators Complete