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CommissioningactivitiesMUST BEcarriedoutonlybyanauthorisedperson.
DO NOTswitchontheelectricpowersupplyuntilthewaterheaterisfilledcompletelywithwater.
WARNING
TO FILL & TURN 'ON' THE WATER HEATER
1�
Open all hot water taps in the building, including the shower.
2�
Open the cold water isolation valve to water heater� Air will now be forced out of the taps�
3�
Close each tap when water runs freely without air bubbles�
4�
Check all plumbing connections and pipe work for water leaks�
5�
Connect the water heater to the electricity supply, and turn the electric power supply 'ON'.
TO TURN 'OFF' THE WATER HEATER
It may be necessary to turn off a water heater after installation and commissioning, for example during building
activities or if the premises are vacant�
1�
Isolate or turn 'OFF' the water heater at the electricity supply�
2�
Close the cold water isolation valve at the inlet to the water heater�
Rinnai
21
SS QRE HW IM
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