Flue Installation - Vaillant ecoTEC exclusive 627 Installation And Maintenance Instructions Manual

Open end of pipe direct into gulley below ground level but
above water level
Susceptible to siphonage, must terminate in a gulley
7.8.1.7 External termination into rain water down
pipe
Ø22mm
Ø 32mm
NB only combined foul/rainwater drain
7.8.1.8 Additional methods of introducing air breaks
2
1 Air break
2 Using a tundish
7.8.1.9 Connection of condensate pump
Ø22mm
Preferred option for external connection
20
≤ 3 m
1
3
3 Using a pipe
Ø32mm
≥ 3 m
7.9

Flue installation

7.9.1 Installing and connecting the air/flue pipe
1. You can find out which air/flue pipes may be used by
consulting the enclosed set-up instructions for the
air/flue system.
2. Observe the information on positioning the air/flue ter-
minal.
Condition: Installation in damp rooms
▶
You must connect the product to a room-sealed air/flue
system. The combustion air must not be taken from the
installation room.
Caution.
Risk of poisoning due to escaping flue
gas.
Mineral-oil-based greases can damage the
seals.
▶
Instead of grease, use only water or com-
mercially available soft soap to aid install-
ation.
3. Install the air/flue pipe using the set-up instructions.
7.9.2 Replacing the connection piece for the
air/flue pipe as required
1. Replace the connection piece for the air/flue pipe as
required. The product-specific standard equipment is
listed under Technical Data in the appendix.
2. Remove the connection piece for the air/flue pipe.
(→ Page 20)
7.9.2.1 Removing the connection piece for the
air/flue pipe
A
1. Insert a screwdriver into the slot between the measuring
stub pipes.
2. Press the screwdriver carefully down.
3. Turn the connection piece anticlockwise as far as it will
go and then remove it by pulling it upwards.
Installation and maintenance instructions ecoTEC exclusive 0020193966_04
C
B