7
Inspect combustion chamber ensuring that all air holes are clear of blockages.
Inspect heat exchanger fins and clean with compressed air or a soft brush if required.
Once complete vacuum out or wipe all debris from inside combustion chamber.
Before re-assembling check all seals and gaskets and if required replace with correct
ones from the service kit.
NOTE: The manifold seals are to be replaced at least every two years.
Once all parts have been refitted correctly fire up the appliance and check there are no
leaks using an appropriate leak detector spray.
Using the pages listed below for the relevant model check the dipswitches are correct
and carry out your gas pressure checks using the set procedure.
Once the gas pressure checks have been carried out isolate the water in and out of the
appliance and check the water inlet filter. If required replace filter with one from the
service kit.
The service on the Rinnai Water Heater is now complete however please carry out full
checks of the system and flue system to ensure both of these are functioning correctly. If
there is a fault on either of these two systems this could affect the correct operation of the
appliance.
SERVICE
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