SmartPlate Installation, Operation & Maintenance Manual
CHAPTER 8
– CORRECTIVE MAINTENANCE
OMM-0069_0H
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92
of
134
STEP-DOWN TRANSFORMER REPLACEMENT Instructions
VIEW D - D
INTERIOR BACK WALL
7
TERMINAL
BLOCK TB-1
1
TEMPERATURE
CONTROLLER
L
N
G
V+
V-
1A
1B
3A
3D
OVERTEMP SWITCH
7 8 9 10 11
1 2
7 8 9 10 11
1 2
7 8 9 10 11
1 2
3
3
3
2
BOILER WATER TEMP
IN
OUT
VIEW C
– C
FRONT PANEL
– VIEWED FROM BACK
24 VAC
TRANSFORMER
Figure 8-30. ECS/SP Control Box Assembly 69096 (Sheet 2 of 2)