Contactor 7, 12, Distribution block 7, Electric heating element 7 – Reznor SDH Parts Manuals User Manual
Page 7: Control 7, Scr power controller 7, Step controller 7
Form P-PREEVA, P/N 263985R7, Page 7
Electric Heat Panel
Discharge
Airflow
Main
Electrical
Compartment
(see page 3)
Control
Panel
Fuse
Panel
50
42
37
38
39
40
41
44
43
45
46
47
51
Bushings,
P/N 87556
Strain Relief,
P/N 96432
48
Code 38 - FX06
Programmable
Controller with
Software for either
Opt D12D or D12E
Codes 39 and 51 -
Transformers
Code 41 - Relay,
P/N 234656
Codes 43 & 44 - Fuse and
Fuse Block (see location,
above)
Code 46 - Contactor
- See P/N’s and qty
in tables on pages
8-9.
Code 50 - Step
Controller (Staging
Module) - See P/N’s
and qty in tables
on pages 8-9.
Code 52 - SCR
Power Controller -
See P/N’s and qty in
tables on pages 8-9.
Code 49 -
Electric
Element
Limit
Control,
P/N
254754
49
Code 48 - Heating
Element - See P/N’s
and qty in table below
and on pages 8-9.
Volts In
Volts Out VA
P/N
115
24
40
194808
208/230
24
40
194536
120/208/240/480
24
75
208989
460/575
230
200
210862
460/575
230
350
210863
P/N 216386
(replaces
P/N 19625)
P/N 216388
(replaces
P/N 208375)
Code
Electrical Components in the Electric Heat Section - Models PEH and REH (cont’d)
Description
All Sizes
39
Transformer
See P/N’s by voltage and VA below.
40
Relay Mounting Track (with reheat/dehumidification only)
234816
41
Relay (with reheat/dh only)
234656, RIB ME2401B
42&47 Terminal Block, 24V
144972
43
Fuse
See P/N’s and quantities by voltage, size, and control
option in tables on pages 8 - 9.
44
Fuse Block
45
Distribution Block (no photo; see location below)
207641
46
Contactor - See P/N’s and quantities by voltage, size, and control option in tables on pages 8 - 9.
48
Electric Heating Element Assembly - See P/N’s and quantities by voltage, size, and control option in tables on pages 8 - 9
49
Electric Heating Element Limit Control, 60TX11-313124, 3/4” disc
254754, 140/100 Auto, White
50
Step Controller used in some Option D12D controls
See P/N’s, application, and quantity on pages 8 - 9.
51
Transformer(s)
See P/N’s by voltage below (with CODE 39)
52
SCR Power Controller(s) with Heatsink in Option D12D is on the Cabinet (side, front,
or both)
See P/N’s and quantities by size and
voltage on pages 8 - 9.
Electric Heat Section
Electrical Compartment -
Models PEH and REH
Side View
Model PEH
Airflow
SCR Control
and Heatsink
Locations
52
Blower
Electrical
Electric
Heat
Section