874T26PF User Manual

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ABOUT YOUR WATER HEATER

TO TURN OFF THE WATER HEATER

If it is necessary to turn off the water heater:

 Turn off the controller(s) (if fitted) by pressing the on / off ( ) button.

The on / off operating light will go out and the priority light, if it is on, will go out.

 Switch off the electrical supply at the power outlet to the water heater if there is no risk of freezing

conditions occurring (refer to note below).

 Close the gas isolation valve at the inlet to the water heater.

 Close the cold water isolation valve at the inlet to the water heater.

Note: If there is a risk of freezing conditions, the electrical supply to the water heater should not be switched

off unless the water heater is drained, otherwise damage could result (refer to

“Frost Protection” on page 11

and

“Draining the Water Heater” on page 13).

TO TURN ON THE WATER HEATER

 Screw in the drain plugs at the cold water inlet and hot water outlet of the water heater if the water heater

has been drained.

 Open all of the hot taps in the house (don’t forget the shower).

 Open the cold water isolation valve fully at the inlet to the water heater.

Air will be forced out of the taps.

 Close each tap as water flows freely from it.

 Open the gas isolation valve fully at the inlet to the water heater.

 Plug in the power supply cord at the power outlet.

 Switch on the electrical supply at the power outlet to the water heater.

 Turn on a controller, if one is fitted, by pressing the on / off ( ) button.

The on / off operating light and the priority light will both glow.

The water heater will operate automatically when you open a hot tap.

DRAINING THE WATER HEATER

 Turn off the water heater (refer to “Turn Off The Water Heater” on page 13).

 Open a hot tap (preferably the shower outlet).

 Unscrew the two drain plugs, one each at the cold water inlet and hot water outlet, on the underside of

the water heater.

Water will drain from the water heater.

 When water stops flowing from the water heater, close the hot tap.

Note: It is recommended not to screw the drain plugs back in, until the water heater is to be turned on again.

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Rheem 874T26PF 26L LPG Continuous Flow Gas Water Heater