Installation - Baxi Combi Instant 80e Installation & Servicing Instructions Manual

Appliance Wall Plate
190mm
For Side Flue Exit
Fig. 16
Flushing Tube
Central Heating Return
20
Fixing Template
107mm Dia Minimum
Aperture For Flue Tube
200 mm
Minimum
Clearance
Vertical Flue
Centre Line
Boiler Mounting Bracket Fixing Slots
Drill 8 mm diameter x 50 mm deep
Combi Instant
FIXING
TEMPLATE
Profile of
Outercase
5 mm Minimum
Side Clearance
IMPORTANT
Pipework cannot be
rear routed upwards behind the boiler.
Keep pipework, electrical cables and clips clear of
all shaded areas to allow the correct fitting of the boiler
General
Area For
Electrical
Supply
Drill 8 mm diameter x 50 mm deep
95 mm 65 mm
65 mm 65 mm
Heating Hot Water Gas
Flow Outlet Inlet
(22mm) (15mm) (22mm)
200 mm
Minimum
Clearance
Wall Plate
Fig. 17
Filling Loop
921.936.1
Horizontal Side Flue
Centre Line
8.1
The gas supply, gas type and pressure must
be checked for suitability before connection
(see Section 7.4).
1. After considering the site requirements
(see Section 7.0) position the fixing template
(Fig. 16) on the wall ensuring it is level both
horizontally and vertically.
2. Mark the position of the two most suitable
fixing slots for the wall plate and boiler lower
fixing holes. It is preferable to use the horizontal
fixing slots.
3. Mark the position of the centre of the flue hole
(rear exit). For side flue exit, mark as shown.
4. Note the shaded area on the template.
Pipework cannot be routed upwards behind
the boiler.
5. If required, mark the position of the gas and
5 mm Minimum
Side Clearance water pipes. Remove the template.
6. Cut the hole for the flue (minimum diameter
107mm).
7. Drill the wall as previously marked to accept
the wall plugs supplied. Secure the wall plate
using the fixing screws.
Boiler Lower Fixing Holes
8. Using a spirit level ensure that the plate is
level before finally tightening the screws.
9. Connect the gas and water pipes to the valves
on the wall plate using the copper tails supplied.
65 mm 65 mm
Ensure that the sealing washers are fitted
Cold Water Heating Pressure Relief
between the connections.
Return Valve
Inlet
(22mm)
(15mm) (15mm)
8.2
Comp No 248740 - Iss 1 - 1/01
1. Connect a tube to the central heating flow or
return pipe (Fig. 17).
2. Flush thoroughly (see System Details, Section
6.2).
3. The use of the optional Baxi Filling Loop Kit
(Part No. 248221) will simplify the flushing and
soundness checking.
8.3
1. Remove all packaging.
2. Stand the boiler on its base by using the rear
lower edge as a pivot.
NOTE: A small amount of water may drain
from the boiler when the plastic caps are
removed from the boiler connections.

8.0 Installation

Initial Preparation
Flushing
Preparing The Boiler