Troubleshooting - mundoclima MUPIR-H8 Manuel D'installation Et L'utilisauter

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INSTALLATION AND OWNER'S MANUAL

9. TROUBLESHOOTING

This section provides useful information for diagnosing and correcting certain troubles
which may occur. Before starting the troubleshooting procedure, carry out a thorough
visual inspection of the unit and look for obvious defects such as loose connections or
defective wiring.
Before contacting your local dealer, read this chapter carefully, it will save you time and
money.
WHEN CARRYING OUT AN INSPECTION ON THE SWITCH BOX OF THE UNIT, ALWAYS
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The guidelines below might help to solve your problem. If you cannot solve the problem,
consult your installer/local dealer.
The heat pump does not run.
Please check whether:
1. There is supply voltage (tripped fuse, power failure).
2. The operating switch on the wired controller is switched on, and whether the correct set
point temperature has been set.
The set temperature level cannot be reached.
Please check whether:
3. The permissible operating conditions for the heat pump have been adhered to (air
temperatures too high or too low).
4. The air inlet or outlet area is blocked, restricted or very dirty.
5. There are closed valves or stop-cocks in the water pipes.
The scheduled timer does work but the programmed actions are executed at the wrong
time (e.g. 1 hour too late or too early).
Please check whether:
6. The clock and the day of the week are set correctly, adjust if necessary.
If you cannot correct the fault yourself, please contact your after-sales service technician.
Work on the heat pump may only be carried out by authorized and qualified after-sales
service technicians.
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