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CRV-SERIES INSTALLATION, OPERATION AND SERVICE MANUAL
48
FIGURE 33: Burner Internal Wiring
If any of the original wire as supplied with the heater must be replaced, it must be replaced with
wiring material having a temperature rating of at least 105°C and 600 volts.
FIGURE 34: Burner Internal Ladder Diagram
S1
TRANSFORMER
VALVE
GAS
120 V
Power Supply
Yellow
Yellow
Brown
Green
White
Black
3
4
1
5
BURNER
IGNITION
MODULE
Black
Blue
Yellow
V2/GND
TH
V1
Green
Gap
TRANSFORMER
L1
L2
Black
White
Blue
Yellow
Brown
ELECTRODE
GAS VALVE
V2
Gnd
S1 V1
TH
Black
Yellow
IGNITION
MODULE