14 Maintaining the Water Heater
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.
4.5 Cleaning the Air Intake Filter
If the air intake filter becomes clogged by dust or
lint, the water heater will cease to operate and “Error
Code 110” will appear on the front panel display.
To properly maintain the water heater, you should
clean the air intake filter every 3-4 months.
To clean the air intake filter:
1. Press the Power button (
) on the front panel
to turn off the water heater.
2. Disconnect the power supply to the water
heater.
3. Remove the front cover of the water heater.
4. Remove the screw that secures the air intake
filter (the filter is located at the top left of the
water heater).
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