Pre-Service Check; At Ignition; During Compression; When The Unit Is Turned Off - Rinnai RHFE-556FTD How To Use Manual

PRISERVICE CHECK :
Before asking for a service call please check the following points.
These points are part of the normal operation of the unit.
n At Ignition:
Heater does not operate.
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Is the heater plugged in?
Have the fuses or breaker blown at the switch board?
Is there a power failure?
Is the air filter blocked?
Is anything blocking the outlet for the hot air?
Is the flue blocked?
Is the central timer turned off? (where fited)
Warm air does not flow when the burner lights. +
Smoke or strange smells are produced on the
first trial light up after installation.
Sharp clicking noises at ignition, or when the
unit cuts down on the thermostat, or goes out.
n During combustion:
Clunking noise when the thermostat operates.
The fan is started automatically after a short delay.
This is to allow the heat exchanger to warm up,
helping to avoid cold draughts.
This is caused by grease or oil and dust on the heat exchanger
and will stop after a short time.
+ This is simply expansion noise from the heat exchanger.
I
+ This is the sound of the solenoid gas valves opening and
closing.
Unit is not heating room.
Is the set temperature high enough?
--) 1 ::z~~~i~~~~~k~.a,,,? 1
Are the doors and windows of the room closed?
Air filter is blocked or the louvres are blocked
or obstructed.
Heater will not reignite after overheating.
--) 1 Allow heater to cool, clean air fifter, operate again.
1
n When the unjt is turned off:
1 Convection fan continues to run after turning OFF. 1 --)
H Other Points:
Steam is discharged from the flue terminal.
+
Even after unit has cooled down the heater does not ignite
again. Repair is necessary.
Contact your local agent or Rinnai for a
service call.
,
Thii is to remove the residual heat from the heat exchanger, the
fan will stop when the heater cools down.
L
High efficiency appliances tend to discharge water vapour on
co& days, this is normal.
Unit cuts off without apparent reason.
Power Failure. + Switch OFF,' then ON again when power is restored to
reset controls.
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