Worcester 18/25 Instruction Manual download pdf (Page 15)

600mm

2250mm

600mm

2250mm

600mm

600mm radius

750mm

2250mm

2250m

BOILER LOCATION & CLEARANCES

INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR DANESMOOR UTILITY 18/25

8 716 106 256C (03/2010)

PRE -

INSTALLATION

COMPARTMENTS:

Follow the requirements of BS 5410 and note:

• Minimum clearances must be maintained.

• An access door is required to install, service

and maintain the boiler and any ancillary

equipment.

• If fitting the boiler into an airing cupboard

use a non-combustible material (if perforated,

maximum hole sizes of 13mm) to separate

the boiler from the airing space.

Venting compartments:

There must be sufficient clearance around the

appliance to allow proper circulation of

ventilation air. The clearances required for

installation and servicing will normally be

adequate for ventilation.

• Ventilation must be provided for boilers

fitted into compartments as described in

BS 5410.

• Combustion air must not be taken from a

room or internal space containing a bath or

shower and must not communicate with a

protected area such as a hall, stairway,

landing, corridor, lobby, shaft etc.

• Air vents must allow access for clean free

air and must be sited to comply with the flue

terminal position requirements.

• Air ducting runs must not exceed 3m.

• Low level air vents must be less than

450mm from the floor.

• A warning label must be added to the vents

with a statement to the effect: ''Do not block

this vent. Do not use for storage.”

SHOWER / BATHROOMS:

The boiler must not be installed in zones 0, 1

or 2 (the shaded areas shown on the diagrams oppo-

site).

IMPORTANT: conventional flued boilers

must not be fitted in a bathroom.

IMPORTANT: any appliance control using

mains electricity must not be able to be

touched by a person using the bath or shower.

Electrical switches, fused spur and socket

outlets must not be fitted in the bathroom.

In all cases the IEE wiring regulations must be

consulted.

All pipework in bathrooms and shower rooms

must be cross bonded.

BOILER LOCATION &

CLEARANCES

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