Справочник Пользователя для Rheem Gas Heavy Duty Water Heater Models 265 Litre and 275 Litre

 

37 

 
TO FILL AND TURN ON THE WATER HEATER 
The power supply to the water heater must not be switched on until the 
water heater is filled with water

 and a satisfactory megger reading is 

obtained. 

• 

Open all of the hot water tap(s) in the building (don’t forget the showers) 
and supply cock(s) and valve(s) in the system. 

• 

Open the isolation valves fully on the cold and hot water branches to the 
water heater(s) installed in a bank. 

• 

Open the cold water isolation valve on the cold water line to the water 
heater(s). 

Air will be forced out of the taps. 

• 

Close each tap as water flows freely from it. 

• 

Check the pipe work for leaks. 

• 

Open the gas isolation valve fully. 

• 

Check the gas pipe work for leaks. 

• 

Switch on the electrical supply at the isolating switch to the water heater(s). 

• 

Check the pipe work again for leaks when the system has reached its 
working temperature. 

 
Warning:

 Upon completion of the installation and commissioning of the water 

heater, leave this guide with the householder or responsible officer. 
DO NOT

 leave this guide inside of the cover of the water heater, as it may 

interfere with the safe operation of the water heater or ignite when the water 
heater is turned on.