Rinnai RHFE-431FA - Manual (Page 36)

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TROUBLE SHOOTING
Your RHFE-431FA requires very little maintenance, simply clean the rear fan filter once a week and
wipe the outer case and louver section with a damp cloth.
General maintenance items are not covered under unit's warranty. Such as cleaning dust, debris and
carbon from flame rod, and improper set up of unit.
Problem
Remedy
Cause
Not Plugged In
Power Cut
(Initial Installation)
Air In Gas Pipe
Gas Filter Blocked
Miss Ignition
Flue terminal obstructed
Flue manifold not connected
Louver obstructed
Air filter blocked
Gas Escape
Child Proof Lock Set
Gas turned off at meter
Plug In
Re-ignite manually after
power is restored
Purge air
(Installer)
Service Call
Service Call
Clear obstruction
Service Call
Clear obstruction
Clean filter (weekly)
Service Call
Cancel Child Proof Lock
Turn gas on
No ON indicator Burner doesn't ignite Unusual combustion Combustion stops during operation Smell of gas Noisy ignition Takes too long to warm the room