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Cleaning steps
1. Open the water inlet and take out
the filter with tweezers.
2. Take out the circlip.
3. Take out the water flow rotor.
4. Clean the water flow rotor and filter.
Installation steps
1. Install the water flow rotor into the copper head of the
water inlet. Notice that the rounded bump on the top
of the rotor is facing inward.
2. After installing the circlip, plug the filter in, and then
installation is complete.
NORMAL MAINTENANCE
Note: Do not attempt to repair this water heater yourself if the unit is not working properly.
Call a technician for assistance. The power supply always needs to be shut off before these
operations are carried out.
To ensure consistent Maximum performance of the unit, it is recommended to follow these instructions:
1. Periodically remove scale and dirt that may build up at the aerator of the faucet or in the shower
head.
2. There is a built-in filter at the inlet connection which should be cleaned from time to time. Please
cut the water supply before cleaning this filter. You can then reverse the inlet and outlet pipe
connection (connect each pipe to the opposite connection) and open the faucet to manually flush
the filter by opening the faucet to its max. After flushing the filter in this way, remember to reverse
the pipes back to the normal connections.
3. If the water heater is not used for a long time (more than 3 months), please clean the water inlet
waterway first in the state of power off ( Not using it for a long time will cause oxidation of the
water pipe, and dirty water will flow out of the boiling water), air and impurities must be removed
before use.
Important Note
1. Any maintenance performed on the water heater unit may introduce air into pipes. It is important
to purge all the air out before powering on again. Failure to do so could cause serious damage to
the heating element.
2. If you have a water supply with high levels of mineralization (hard water), you should increase the
frequency of your maintenance. Check the descaler device regularly to see if it is functional.
3. Do not use paint thinner, alcohol, petrol,or any other chemical solutions to clean the unit.
Use only a damp cloth with mild detergent to wipe away any dirt or debris.
Water Flow Rotor
Runded Bump
