Specifications

TM016 Rheem Gas Permanent Pilot Service Instructions
D.O.I: 01/2006
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30
Fault Finding Chart 7
Is the
water heater
installed against
an external
wall?
Reposition the water heater
against an external wall or
install a blade behind the
water heater extending
500mm either side and to the
height of the water heater.
Is the
flue cowl terminating
in a pressurized
zone?
Has
the water
heater been delivering
excessively hot
water?
Are
the drain holes in
the burner condensate
cup blocked with
scale?
Extend or relocate the flue to
ensure free air
can pass across the
flue cowl.
NO NO
Outdoor Models Only
NO
YES
The balanced flue terminal will not
operate correctly unless the water
heater is installed against an external
wall. See section on “Fluing Principals”
Indoor Models Only
Pressurized zones can cause
pilot outage, flame roll out from the
combustion chamber and TS
thermocouple failure due to down drafts.
See section on “Fluing Principals”
YES
NO
The water heater may be stacking
causing the ECO to operate and shut
of the gas supply to the pilot
The build up of condensate in
the burner can cause the main burner
flame and pilot to extinguish
Most intermittent faults relate
to pilot outage. Follow chart 1 and
conduct the tests outlined in the
pilot fault finding section
YES
NO
YES
Clean the burner drain
holes and condensate
cup parrot beaks
7
1
5.1
5.2