GLOW T180 - 7. Troubleshooting; 7.1 Ignition Lock-Out

Glow T180
Tankless Condensing Water Heater
58
7. Troubleshooting
7.1 Ignition Lock-Out
IS
THERE
A FLAME?
IS THERE
GAS PRESSURE?
IS
IONIZATION
CURRENT ABOVE
2.0 mA?
CHECK
THE
MAIN
SUPPLY
CHECK IONIZATION
ELECTRODE
IS
IONIZATION
ELECTRODE
BROKEN?
REPLACE
PART
CHECK THE IGNITION
TRANSFORMER FOR OPERATION
IS THE
IGNITION
TRANSFORMER
FUNCTIONING
PROPERLY?
CHECK IGNITION
CABLE
IS THE IGNITION
CABLE BROKEN OR
DAMAGED?
REPLACE IGNITION
CABLE
REPLACE
TRANSFORMER
CHECK IGNITION
ELECTRODE SPARKING GAP
IS THE IGNITION
ELECTRODE
FUNCTIONING?
REPLACE
IGNITION
ELECTRODE
CHECK THE GAS VALVE
FUNCTIONING
IS THE GAS
VALVE FUNCTIONING
CORRECTLY?
REPLACE GAS
VALVE
YESNO
NO
YES
YES
YES
NO
NO
YES
NO
NO
YES
NO
NO
CHECK THE DISTANCE
BETWEEN THE IONIZATION
ELECTRODE AND BURNER
IS
IONIZATION CABLE
BROKEN?
REPLACE
PART
YES
CHECK IONIZATION
CABLE
IS THE DISTANCE
8 mm / 0.325”?
NO
SET THE CORECT DISTANCE
BETWEEN THE ELECTRODE AND
BURNER
NO
CHECK IONIZATION CURRENT
ENSURE GAS SUPPLY VALVE IS
OPEN, CONFIRM GAS PRESSURE
AT VALVE INLET
1.
OPEN THE UNIT TAKING OFF THE HEATER DOOR
2.
RECYCLE THE POWER
3.
PRESS “RESET BUTTON”, WAIT FOR 30 SECONDS
4.
CREATE DOMESTIC HOT WATER DEMAND
5.
OBSERVE THE FLAME THROUGH GLASS WINDOW OF HEAT EXCHANGER
A01
IGNITION LOCK-OUT