Inspection and Maintenance Schedule 149
5. Pull the filter out of the water heater.
6. Remove the filter from the plastic assembly and clean it with a
toothbrush and clean running water.
7. Allow the filter to dry completely.
8. Reinsert the filter into the plastic assembly.
9. Place the filter assembly back into the water heater and secure
it with the screw.
10. Replace the front cover.
11. Reconnect the power supply to the water heater.
12. Press the Power button on the front panel to turn on the water
heater.
8.2 Annual Servicing
In order to maintain its safe and efficient operation, it is
recommended that the water heater is serviced annually.
CAUTION
Servicing must be performed by a qualified service agency or
gas supplier
Inspection
●
Visual inspection for general signs of corrosion
●
Checking and adjusting the gas/air ratio
●
Checking Flue Gas
●
Carrying Out a Water Leak Test in Operation
●
Carrying out a gas leak test in operation
●
Checking Hot Water Temperature and Flow
●
Checking Noise
●
Checking venting systems
●
Checking the remote controller
Maintenance
●
Draining the water heater and cleaning the inlet water filter
●
Cleaning the Return Filter
●
Cleaning the intake air filter
●
Flushing the heat exchanger
●
Replacement of parts
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