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Rinnai Corporation RHFE-750ETRA 13
Troubleshooting
No display on remote Replace the remote control batteries.
No ignition or no panel indications Ensure the appliance has power.
Press the control panel ON/OFF button.
Burners fail to ignite Air may need to be purged from the gas line. Several
ignition attempts may purge the gas line.
Turn on the gas supply.
Combustion stops during operation Remove any obstructions from the louvers.
Turn on the gas supply.
Smell of gas Follow the instructions in the warning block on the front of
this manual.
Remote control does not work Ensure the appliance has power.
Press the control panel ON/OFF button.
Press the LOCK button for 3 seconds if LOCK is displayed.
Press the STANDBY/ON button.
Warm air does not start immediately after burner
lights
The appliance will wait until the heat exchanger is warmed
up before discharging air. This ensures that any discharge
air will be warm and not cold.
Smoke or odors are produced when first operated This is caused by grease or oil on the heat exchanger or by
dust and should stop after a short time.
Clicking noises at ignition or shutdown Internal components are cooling (contracting) or heating up
(expanding) at different rates.
Clunking noise when the thermostat operates This is the sound of the solenoid gas valves opening and
closing to regulate the gas flow.
Convection fan continues to run after appliance is
turned OFF
The fan will continue to run to prevent internal components
from overheating.
Steam is discharged from the flue outside Steam discharge is normal.
Does not start while in STANDBY and the
temperature is below the setting
Timers must be turned off (or press OVERRIDE) for
manual operation.
Timers do not turn the appliance ON or OFF Timers may be turned off or incorrectly programmed.
Timer turns the appliance ON briefly and then the
appliance turns OFF before the OFF time setting.
The room temperature may be higher than the temperature
setting.
Problem Possible Solutions or Explanation