Manual Worcester-Bosch Combi OF (page 4 of 4) (English)

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USE

HARD

WATER

AREAS

The

appliance

has

been

designed

overcome

scale

accumulation

most

normal

conditions.

However, in

exceptionally hard water areas a descaler can be fitted

assist

in the prevention of scale formation.

ROOM

THERMOSTAT

A room thermostat, suitable

for

mains voltage, should be fitted

for

improved control of the room temperature.

THERMOSTATIC

RADIATOR

VALVES

Thermostatic

radiator

valves fitted

your

central

heating

system must conform to 8527 6

7.1

SHOWERS,

BIDETS,

TAPS

AND

MIXING

VALVES

Taps

and mixing valves must be suitable

for

operating at mains

pressure.

Thermostatically controlled or pressure equalising shower valves

will give

added

comfort

and

safeguard

against

excessive

temperatures.

Hot and cold mains

fed

water can be supplied direct to an

over-

rim flushing bidet subject to local Water Company requirements.

A loose-head

shower

hose

must

fixed so

stop

the

shower head coming within

mm of the top edge of the

bath

prevent

it falling

into

the

water.

Alternatively

anti-

syphonage device should be fitted.

HOT

AND

COLD

FLOW

The flow of water from the

hot

and

cold taps depends

the

mains water pressure and it may not be possible

some homes

to run more than one tap simultaneously.

get

even

supply

water

outlets,

individual flow

regulators can be fitted to the supply pipes to give an even water

distribution.

GAS

LEAK

you suspect a gas leak, turn

off

the

gas supply to the appliance

and

call your local

Gas

Region.

not

operate any electrical

switches.

WATER

MAINS

FAILURE

the event of mains water supply failure domestic hot water

will

not be available from the appliance. However, the central

heating

will

continue to operate.

the appliance

fitted

open vent system then there must always be water

the make-

up tank

for

safe operation.

ELECTRICITY

SUPPLY

FAILURE

the electricity supply

fails

the appliance

will

not operate. Once

the

supply

restored

the

appliance

will

return

normal

operation.

a programmer

fitted, check

that

the settings have

been maintained.

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The

colour of the wires of the mains lead of the appliance

may

not

correspond

with

the

coloured markings identifying

the

terminals

your plug.

this case proceed as

follows:

The

wire

coloured green

and

yellow must be connected to the terminal on

the plug

that

marked with the letter

or by the earth symbol

.;_,.

, or coloured green or green and

yellow.

The

blue wire must be

connected to the terminal which

marked with either the letter

N or coloured black.

The

brown wire must be connected to

the

terminal which

marked with the letter L or coloured red.

Electricity supply:

240V-

, 50Hz, 150 watts. Fuse

3A.

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GAS

SAFETY

(INSTALLATION

AND

USE)

REGULATIONS

1984:

All

gas appliances

must

be installed by a competent person in

accordance

with

the

above

regulations.

Failure to

install

appliances correctly could lead to prosecution. It is in

your

interest,

and

that

of safety, to

ensure

compliance with

the

requirements. The manufacturers notes

must

not

be taken, in

any

way,

as over-riding statutory obligations.

WARNING

This

appliance

must

be earthed and protected by a

fuse

plug

used.

any other type of plug

used a

fuse must

be fitted

the plug or adaptor or at the distribution board.

Bosch Thermotechnik

Worcester

Heat

Systems Limited, Cotswold Way, Warndon, Worcester

WR4

9SW.

Telephone:

1905)

754624

Fax: (01905)

754619

This

booklet

accurate

the

date

printing but

will

superseded

and

should

disregarded

specifications and/

appearances

are

changed

the

interests

continued

improvement.

All

goods

sold

are subject

our

official

Conditions

Sale,

copy

which

may

obtained

application.

716115

055

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Worcester-Bosch Combi OF Manual

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