Bosch DANESMOOR UTILITY 32-50 Instruction Manual download pdf (Page 20)

SAFETY:

All relevant safety precautions must be undertaken.

Protective clothing, footwear, gloves and safety

goggles must be worn as appropriate.

PIPEWORK POSITIONS:

A to D (opposite) show the flue and pipe positions:

A - CH flow /heating vent 1

” Ø BSP

B - Primary drain/cold feed 1

” Ø BSP

C - CH return 28mm Ø copper

D - Flue outlet

E - Condensate outlet 21.5mm Ø

NOTE: For servicing purposes, keep the

condensate and pressure relief

discharge pipes away from

components and pipework

connections.

FLUE OPENING:

 Follow the diagram opposite to mark the

centre of the flue (1, & 2) for rear opening,

(2 & 3) for side opening or

(1 & 4) for top opening.

** IMPORTANT: for horizontal flues, increase

this height by 52mm for every 1000mm of

horizontal length that the flue opening is

away from the boiler.

NOTE: All horizontal flue sections must rise

away from the boiler by 52mm per metre

to ensure that condensate flows back into

the boiler for safe discharge via the

condensate waste pipe.

 Make an opening (F, G or H) through the wall

using a core drill or similar at a size relative to

the wall thickness as shown below:

150mmØ flue:

Wall thickness Flue hole size

150 - 240mm 175mmØ

240 - 330mm 185mmØ

330 - 420mm 195mmØ

420 - 500mm 205mmØ

420

123

INSTALLATIONCOMMISSIONING

CAUTION: Ensure there are no pipes,

electric cables, damp proof courses or

other hazards before drilling.

PIPEWORK POSITIONS &

FLUE OPENING

PIPEWORK POSITIONS &

FLUE OPENING

INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR UTILITY 32/50 & 50/70

8 716 109 711B 07.2010

FRONT VIEW SIDE VIEW

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Bosch DANESMOOR UTILITY 32-50 Instruction Manual Page 20

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