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Installation Instructions
(with Plume Management Facility)
CD Easy-Flue 500 mm Part No. 6.2000510
CD Easy-Flue 1000 mm Part No. 6.2001010
1.
GENERAL
Note: These flues MUST ONLY be used with the Alpha Condensing boilers.
a.
The Alpha Easy-Flue is suitable for straight horizontal flues only and can be extended up to the maximum lengths
given in Section 4.
b.
The Alpha CD Easy-Flue is suitable for providing two options for management of the exhaust flue gas/plume emitted
from the terminal. They are:-
i. Divert the plume at 45° by altering the terminal of the the Easy-Flue.
ii. Extend the inner flue duct by using Plume Management accessories to re-locate the terminal to an area where the
plume will not cause a nuisance. Note: When fitting plume management accessories, ensure there is always a
slight slope towards the flue assembly in the wall and there is no part of the pipework where condensate/rain will
collect.
Refer to Section 5 for full details.
c.
The Easy-Flue includes a 90° bend, (no separate 90° bend is required).
d.
Ensure the flue assembly is installed horizontally and the inner flue duct has a slight downward slope towards the boiler.
e.
The flue system must be installed in accordance with BS 5440:1.
f.
The boiler must be installed in accordance with the installation instructions supplied with the Alpha condensing boiler.
g.
The CD Easy-Flues are suitable for use in the flue length ranges shown in the tables below.
Note: Where the length is less than the minimum or more than the maximum, refer to Section 4.
Alpha CD Easy-Flue
KIT CONTENTS
CD/HE Boiler
CD Easy-Flue
500 mm
1000 mm
CDR Boiler
CD Easy-Flue
500 mm
1000 mm
Fig. 1 - Rear Flue
B (mm)
CD50 Boiler
CD Easy-Flue
Max
Min
500 mm
510
320
1000 mm
955
745
B Max (mm)
B Min (mm)
13R/18R
24R
13R/18R
515
545
325
960
990
750
B (mm)
Max
Min
440
250
885
675
24R
355
780
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Table of Contents
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Summary of Contents for Alpha Alpha CD Easy-Flue
-
Page 1: Installation Instructions
GENERAL Note: These flues MUST ONLY be used with the Alpha Condensing boilers. The Alpha Easy-Flue is suitable for straight horizontal flues only and can be extended up to the maximum lengths given in Section 4. The Alpha CD Easy-Flue is suitable for providing two options for management of the exhaust flue gas/plume emitted from the terminal. -
Page 2: Install The Boiler
127 mm core drill). (refer to Section 3, paragraph (c) or Section 4). FIT THE FLUE The following procedure applies to fitting an Alpha CD Easy-Flue to both rear or side exit flue - horizontally only. Note: If extending the Easy-Flue refer to Section 4. - Page 3 (g), refer to the table below. Flue Length Rear Flue (B) Side Flue (B + C) Comments Up to maximum:- Alpha CD 750 mm flue extension 11.93 m 11.86 m (Part No. 6.2000750) is required to extend the CD13R/18R 11.93 m 11.89 m...
- Page 4 (use a 127 mm core drill). The size of the hole provides sufficient clearance for the clamps on the flue extension to pass through the hole. Determine the overall flue length as described in Section 3, paragraph (a) to determine the number of Alpha CD 750 or 1000 mm flue extensions required.
- Page 5 FIT PLUME MANAGEMENT COMPONENTS - (OPTIONAL) The following procedures detail the options for management of the exhaust flue gas/plume emitted from the terminal. The terminal supplied with the Easy-Flue can be altered to divert exhaust flue gas/plume at an angle of 45° from the terminal.
- Page 6 Note: The equivalent horizontal flue assembly length + the equivalent plume management length (PM length) must not exceed the maximum flue length stated for each boiler, i.e. Alpha CD boiler maximum equivalent flue length must not exceed 12 metres. Alpha HE boiler maximum equivalent flue length must not exceed 3 metres.
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