Connecting The Oil Line; Connecting The Filter/Air Vent Combination; Connecting The Anti-Lift Valve - Wolf COB-2 Operation Instructions Manual

Installation
q
Fig. 5.10 Cold water connection to DIN 1988
Cold water supply
q
Shut-off valve
w
Drinking water filter
e
Pressure reducing valve
r
Drain
t
Non-return valve (individually tested)
y
5.7

Connecting the oil line

► Connect the system.
► A filter/air vent valve combination with an integrated shut-off valve from the WOLF product range must
be installed.
► Check the oil line in accordance with TRÖl for the following:
– fault-free condition
– properly installed
– no leaks
This inspection is performed in the following cases:
i
– Before commissioning
– For underground oil lines, before they are covered
– After work on the oil lines (except for oil filter changes)
5.7.1 Connecting the filter/air vent combination
CAUTION
Oil leak!
Drinking water may be contaminated by hazardous substances.
► Install the oil line with the system disconnected from the power supply.
NOTE
Contaminants in the oil line
System damage
► Flush the oil line before commissioning!
► Route the oil line through the back panel.
✔ Oil line projects no more than 90 cm from the casing.
► Secure the filter/vent combination (integrated shut-off valve) and retainer to the positions provided for
this.
5.7.2

Connecting the anti-lift valve

► Connect anti-lift valve to output A1
► Set A1 (ext. fuel valve) parameter
If output A1 is already being used (e.g. for a DHW circulation pump),
3066501_201910
o
w e r
t
(7.2.7 HG14: Function output
a
y u i
t
Pressure gauge connection
u
Shut-off valve
i
Above top edge of the cylinder
o
Safety valve (individually tested)
a
Heating flow
s
Heating return
d
A1).
s
d
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