5 INSTALLATION 5.1 UNPACKING 1. The boiler carton also contains the following:- Connection kit (union bends, washers and valves) Mounting bracket plus screws and wall plugs Condensate discharge pipe Literature pack and Wall template A suitable Alpha flue system must be selected to use with the boiler. Notes: a. All flues must be suitable for Alpha condensing boilers. b. CD 750 mm and 1000 mm flue extensions are available, if required. Damaged products must not be used. 2. Unpack boiler and remove the loose items, packs and mounting bracket. Note: The boiler can be stood in an upright position (only while the valves and union bends are not fitted).
It is recommended that two persons lift the boiler. 5.2 CLEARANCES REQUIRED - Fig. 5.1 235 mm - Can be reduced to 150 mm when using a vertical flue 440 mm 712 mm 5 mm 5 mm Minimum clearance of 450 mm from front of boiler 256 mm 150 mm Minimum clearances Fig. 5.1 5.3 PREPARE THE WALL - Fig. 5.2 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. If rear exit flue is used, mark the position of the hole for the flue. 135 mm Ensure line is level Rear exit hole 110 mm dia. = = 3.
Side exit flue - Continue the horizontal centre line of the flue across the wall to the side wall, then along the side wall 135 mm (ensure the lines are horizontal). This will give the position of the centre of the hole for the flue. 143 mm Fixing holes if mounting bracket used Position of 110 mm hole to be cut for side exit flue 4. Cut the 110 mm diameter hole (or use a 107 mm core drill) in the wall for the flue. Notes: 1. Ensure the hole is horizontal. 2. 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. Fixing holes if wall jig used 5. Drill the fixing holes (10 mm dia.) to accept the No.10 plugs supplied.
Using the screws supplied, fit the mounting bracket. Outline of boiler Template Fig. 5.2 Alpha E-Tec 28 and 33 - Installation 17