
29
Troubleshooting
Table 7: General Troubleshooting
CAUTION:For your safety, the repair and serving of this equipment shall only be performed by a qualified
agency.
!
Problem
Possible causes
Recommended Action
Unable to the burner
Check display for error code
See tables 8 and 9
Air in the gas line
Contact qualified agency to purge the air
from the gas line
Loose wire connection
Contact qualified agency to inspect the wire.
Burner does not stay lit
Check display for error code
See tables 8 and 9
Rumbling noise in the tank during
burner operation
Scale or sediment built-up in the tank
Drain the water heater to remove scale and
sediment
Insufficient hot water
Heater undersized for load
Reduce hot water usage rate
Check display for error code
See tables 8 and 9
Temperature setting of control is to low
Adjust setting as required
Water to hot or not hot enough
Control temperature settingis to high or
to low
Adjust setting as required
T&P relief valve is dripping water
Excessive pressure condition in tank
(Greater than 150psi)
Contact qualified agency to inspect water
pipe system. Expansion tanks are required in
closed systems.
T*P relief valve is gushing hot water
Excessive temperature condition in tank
(Greater than 210°F).
Lower the temperature setting on the control.
See Figure 21: Operation" for instructions to
adjust the temperature setting.
Содержание GHE 125-500A
Страница 20: ...20 Installation Schematic Diagram Figure 18...
Страница 25: ...25 Operation Steps to adjust the setpoint temperature Figure 21...
Страница 37: ...37 Notes...
Страница 38: ...38 Notes...
Страница 39: ...39 Notes...