Alpha 280E Installation Instructions Manual Download Page 8

FLUE TERMINAL LOCATION

The flue terminal must be exposed to the external air and the position must allow the free passage of air across it at all times.
In certain weather conditions the terminal may emit a plume of steam. Avoid positioning the terminal where this may cause a

nuisance.
If the terminal is fitted within 850 mm of a plastic or painted gutter or 450 mm of painted eaves or 300 mm of a plastic car port

roof or drain/soil pipe, an aluminium shield at least 1 m long should be fitted to the underside of the gutter, roof or painted

surface. If the terminal is fitted less than 2 m above a surface to which people have access, the terminal must be protected by a

terminal guard.
A suitable guard (type K3 - G.C. No. 393 554) is available from:

Tower Flue Components Ltd., Vale Rise, Tonbridge, Kent TN9 1TB.

A Directly below an opening, air brick, windows, etc.
B Below gutters, soil pipes or drain pipes
C Below eaves
D Below balconies or car port roof
E From a vertical drain pipe or soil pipe
F From an internal or external corner
G Above ground, roof or balcony level
H From a surface facing the terminal
I

From a terminal facing the terminal

J From an opening in the car port (e.g. door, window) into dwelling
K Vertically from a terminal on the same wall
L Horizontally from a terminal on the same wall
M Horizontally from an opening into the building

300 mm

75 mm
25 mm
25 mm
25 mm
25 mm

300 mm
600 mm

1200 mm
1200 mm
1500 mm

300 mm
300 mm

Min. distance

Terminal position

Fig. 11

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These instructions have been carefully prepared but we reserve the right to alter the specification at any time in the interest of product improvement.
© Alpha Therm Limited 1996.

Alpha Therm Limited.

Nepicar House, London Road, Wrotham Heath,

Sevenoaks, Kent  TN15 7RS

Tel: 0870 3001964

email:  [email protected]

website:  www.alpha-innovation.co.uk

Summary of Contents for 280E

Page 1: ...y be used with Alpha boilers failure to comply will invalidate the boiler s warranty and CE approval and may be unsafe 0051 Suitable for use with the Alpha 240 280 and 500 Range of gas fired combinati...

Page 2: ...d with a vertical flue 5 Refer to the flue options shown to determine the equivalent length of flue pipe required Ensure that this does not exceed the maximum equivalent flue length given in the table...

Page 3: ...of flue air ducting required Fig 1 Where D 50 mm for each connection in straight ducting Lmax 10 m except for Alpha 280E Lmax 6 m A 2 x B C1 C2 D 220 mm Alpha 500E A 2 x B D 570 mm B Alpha 240 280 Ran...

Page 4: ...e used with a vertical flue Fig 4 3 3 VERTICAL FLUE OPTION Ridge tile Fig 3 A 2 x C 50 mm for each connection in straight ducting Hmax 7 m Not less than 450 mm Not less than 300 mm H C Not less than 4...

Page 5: ...lace the flue duct adaptor in position onto the boiler flue adaptor and secure with the clamp and seal 2 Select the required position of the air duct adaptor and remove the three screws securing the c...

Page 6: ...the flue assembly If necessary secure ducts together by drilling a 3 mm diameter hole through the socket and secure with a screw 5 Ensure all lengths of flue air ducting are adequately supported 4 4...

Page 7: ...terial iv Fit a weathering slate suitable for a 120 mm outside diameter flue over the hole in the roof v Fit the terminal assembly into the weathering slate and place it in position ensuring the minim...

Page 8: ...l pipes or drain pipes C Below eaves D Below balconies or car port roof E From a vertical drain pipe or soil pipe F From an internal or external corner G Above ground roof or balcony level H From a su...

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