9.5
9.5 Maintenance
Devices with a minimum of 3 kg refrigerant, or hermetically
sealed devices with a minimum of 6 kg refrigerant must be leak-
proof tested yearly by the operator according to ES842/2006.
E-8
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10 Faults / Trouble-
This heat pump is a quality product and is designed for trouble-
free and maintenance-free operation. However, if a fault does oc-
cur, use the following information to check whether you can elim-
inate the fault yourself.
The heat pump will not run!
Please check whether:
The set temperature level cannot be reached!
Please check whether:
If you cannot correct the fault yourself, please contact your after-
sales service technician (see Warranty Certificate).
Work on the heat pump may only be carried out by authorised
and qualified after-sales service technicians.
11 Decommissioning /
Before removing the heat pump, disconnect it from the power
source and close all valves. Observe all environmentally-relevant
requirements regarding the recovery, recycling and disposal of
materials and components in accordance with all applicable
standards. Particular attention should be paid to the proper dis-
posal of refrigerants and refrigeration oils.
Shooting
There is supply voltage (tripped fuse, power failure).
The operating switch on the remote control is switched on,
and whether the correct setpoint temperature has been set.
The permissible operating conditions for the heat pump
have been adhered to (air temperatures too high or too low).
The air inlet or outlet area is blocked, restricted or very dirty.
There are closed valves or stop-cocks in the water pipes.
Disposal