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In order to flush the unit, please, keep the water flowing for some minutes
and then close it.
7.2. With the help of the main switch, connect the water tank to the electric
system. Set the desired temperature with the help of the temperature
controlling button. During heating, the indicator is lit on.
7.3. During heating time, the expanding water may leak through the
water outlet of the combined safety valve, therefore this pipe has to be
kept opened toward the air space.
7.4. At the end of heating time, when the temperature of the water reaches
the value set, the temperature controller switches off automatically. After
draining appr. 15% of water quantity, the controller has to switch the heating
on automatically. If the controller is not switching on the heating
automatically, please call the repair service.
8. OPERATION AND MAINTENANCE
If water leakage from the interior of the water tank or any other abnormality
are detected, please, switch off the water tank from the electric and pipeline
systems immediately with the help of the closing valve and the main switch.
Leaking of the hot water faucet causes damaging overheating. The
reparation of the faucet is Your own interest.
8.1. Combined safety valve
Please blow off the valve at least every second month turning the blow off
button of the safety valve in the direction indicated by the arrow when the
hot water tank is in a cooled state. This way, the valve seat is cleaned from
sand grains and blocks them from sticking. If water leakage does not stop
after switching off the heat, please turn to repair service. By the way, it is
recommended to ensure annual check of the hot water tank.
8.2. Temperature controlling device
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