65
Opening the heat pump
Danger
Contact with 'live' components
can lead to serious injury from
electric current.
■
Never touch
the wiring cham-
bers (heat pump control unit
and power supplies for internal
and external units, see chapter
"Overview of connections":"
Internal unit" and "Overview of
connections: External unit").
■ When working on the applian-
ces (internal/external units),
isolate the system from the
power supply, e.g. at the sepa-
rate MCB/fuse or at a mains
isolator. Check the system is
isolated from the power supply
and safeguard against re-con-
nection.
Danger
The absence of component
earthing can result in serious
injury from electrical current and
in component damage in the
event of an electrical fault.
All earth connectors
must
be
reconnected.
!
Please note
Wait
at least 30 min
between the
installation and commissioning of
the appliance to prevent equip-
ment damage.
Work on the refrigerant circuit
must
only
be carried out by cer-
tified personnel (in accordance
with EC 842/2006 and
303/2008).
1.
Removing the front panel: See
page 17.
2.
Close the heat pump after completing
all work: See page 62.
Regarding commissioning this
appliance, see also the operating
instructions.
Compiling reports
Enter the readings taken during commis-
sioning into the reports from page 135
and the operator's log (if available).
Commissioning, inspection, maintenance
Further details regarding the individual steps
5546 699 GB
Service
