Domestic Hot Water Heat Pump Service Manual
65
13.7 Replace the solenoid valve, coil
Tools:
BT20 Torx Screwdriver
, No.2 Philips screwdriver, terminal screwdriver
1.
Complete steps 13.1
& 13.2
The solenoid coil
is located at the rear
of the unit behind
the refrigeration
circuit pipe work
Remove the
insulation panel by
sliding the panel out
The solenoid
valve coil is now
easily visible and
accessible
Using the No.2
Philips screwdriver
remove the retaining
screw and lift the
coil to remove
The cables
connect to the PC
board on terminals
12 & 13 (QN1),
bottom left corner of
the board. This
terminal has a push
to fit type connector.
Using the terminal
screwdriver push
into the top of the
terminal to release
and pull the cable
downwards