Installation - Alpha 41 532 05 Installation And Servicing Instructions

4

INSTALLATION

4.1 UNPACKING
1. The boxes required when the boiler is installed with a horizontal flue are as follows:-
Box 1 Cased boiler fitted with gas isolation valve, gas union and washers
Mounting bracket plus screws and wall plugs, 15 mm gas union bend
Literature pack and Wall template
Box 2 CD Easy-Flue 500 mm or CD Easy-Flue 1000 mm. Both include 90° bend and horizontal flue terminal
Note: NOT required for vertical flue
Notes: a. All flues must be suitable for CD condensing boilers.
b. CD 750 mm and 1000 mm flue extensions are available, if required.
2. Unpack boiler and remove the loose items packs and mounting bracket.
Note: To prevent any damage being caused, ensure the gas union bend is removed before standing the boiler in an
upright position.
4.2 CLEARANCES REQUIRED - Fig. 4.1
4.3 PREPARE THE WALL - Figs. 4.2 and 4.3
1. Decide upon the position of the boiler taking into account the clearances required for servicing and the flue terminal
position.
2. Tape the template to the wall (ensure it is
level and the right way up) and mark the
position of the holes for the boiler mounting
bracket and bottom fixings. If rear exit flue
is used, mark the position of the hole for the
flue.
Side exit flue - Continue the horizontal
3.
centre line of the flue across the wall to the
side wall, then along the side wall 160 mm for
the CD 13R and CD 18R or 130 mm for the
CD 24R (ensure the lines are horizontal). This
will give the position of the centre of the hole
for the flue.
4. Cut the 110 mm diameter hole (or use a 107
mm core drill) in the wall for the flue.
Notes: a. Ensure the hole is horizontal.
b. For internal fitting of the flue, using
the flue sealing collar supplied, cut
a 130 mm dia. flue hole using a 127
mm core drill.
5. Drill the fixing holes (10 mm dia.) to accept the
No. 10 plugs supplied. Using the screws supplied, fit the mounting bracket.
Fig. 4.1
Rear exit hole Ensure line is level
110 mm dia.
=
=
Alpha CD13R, 18R, 24R - Installation
160 mm CD13R/CD18R
130 mm CD24R
135 mm
Position of
110 mm hole
Wall
to be cut for
mounting
side exit flue
bracket
fixing holes
Bottom
fixing holes
Outline of
boiler
Template
Fig. 4.2
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