Symbol
Designation
defrost indicator
On/off button
button to set and confirm parameters
value setting buttons
3.1.1 Reading and changing parameters
3.1.2 Locking and releasing the key pad
and
for 3 seconds:
Press
3.2 Starting the device
check that no tools or other objects have been left inside the device,
the access door for technical components must be fitted,
set the by‐pass and setting valves (see § 2.4) as follows:
- valve 1 completely open,
- valves 2‐3‐4 & 5 closed.
The incorrect setting of the by‐pass valve can lead to the malfunctioning of the heat pump.
switch on the filter system,
progressively close valve 1 in order to increase the filter pressure to 150 g (0.150 bar) ,
open valves 2, 3 and 4 completely, then half open valve 5 (see §2.4) (the air accumulated in the heat pump
condenser and in the filter circuit is then bled),
If valves 4 and 5 are not fitted, open valve 1 completely, and half close valve 3.
power‐up the heat pump,
H03620‐00.B5.EN – 2011/11
Defrost in progress
steady
or
flashing
/
7