GLOW T180 - 7.7 DHW Sensor Open

Glow T180
Tankless Condensing Water Heater
64
7.7 DHW Sensor Open
E122
DHW SENSOR OPEN
CHECK THE DHW SENSOR VALUE
WITH MULTIMETER
IS THERE
CONTINUITY?
REPLACE PART
IS THE VALVE
CORRECT?
(i.e. RESISTANCE VALUE*)
10KΩ @25°C
NO
YES
CHECK THE DHW SENSOR CABLE
FOR CONTINUITY OR A BREAKAGE
REPLACE PART
NO