Bosch Worcester 15SBi - To Light and Stop the Appliance; To Light the Appliance; To Stop the Appliance; Electricity Supply Failure

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INDICATOR LIGHTS

Green light:

MAINS : ‘ON’

TO LIGHT THE APPLIANCE

Check that the water valves to the central heating circuit are

open.

Check that the grey needle on the pressure gauge is not below

the required pressure.

Switch on the mains electricity. Set the room thermostat, if fit-

ted, to maximum. Turn the central heating temperature control knob

to ‘MAX’. The burner will light.. Set the central heating and hot water

temperature control knobs and the room thermostat/cylinder thermo-

stat, if fitted, to the desired temperature.

TO STOP THE APPLIANCE

For Short Periods

Turn the central heating temperature control knob fully anti-

clockwise to the ‘O’ position.

For Long Periods

Turn the CH temperature control

knob switch to the ‘O’ position. Switch

off the mains electricity.

A facia mounted mechanical pro-

grammer will require resetting if mains

supply has been disconnected.

ELECTRICITY SUPPLY

FAILURE

the electricity supply fails the appliance

will not operate. Once the supply is

restored the appliance will return to

normal operation. If a programmer is

fitted, check that the settings have

been maintained.

Fig. 4. 15/24SBi with front panel removed.

Circulating

pump

Clip

Locating peg

Expansion

vessel

Gas valve

TO LIGHT AND STOP THE

APPLIANCE

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