Specifications

MONITOR HEATING SYSTEMS
Section 6: Troubleshooting | M-2400
Resistance values
COMPONENT APPROX. OHMS
Igniter (connector B/ B) 12.7
Power Transformer—Primary (AC 120V) "Blue" & "Blue" Connector H 141
Power Transformer—Secondary (AC 12V) "Yellow" & "Yellow" Connector R 1.9
Power Transformer—Secondary (AC 120V) "White" & "White" Connector R 590
Circulation Fan (LEAD WIRE "WHITE "&" BLACK") 124
Circulation Fan (LEAD WIRE "BLACK "&" BLUE") 270
Combustion Blower (LEAD WIRE "WHITE "&" GRAY") 41
Combustion Blower (LEAD WIRE "GRAY "&" ORANGE") 78
Thermistor (connector Q/Q, at 77' F) 10,000
Fuse 2A (read with fuse out) 0.1
Fuse 10A (read with fuse out) 0.01
Solenoid Pump (Bypass resistor at pump and read accross coil) 565
WARNING:
DISCONNECT HEATER FROM POWER SOURCE
BEFORE MAKING ANY RESISTANCE TESTS.
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