Commissioning
21.11.2015
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Z20469
Copyright
2013 by: WATERKOTTE GmbH. Subject to changes.
This is not required for restart, since the settings have been saved (settings remain
saved even in case of power failure).
Info: During initial start-up, the specified limits are often exceeded, thus numerous
warning messages could appear.
For this reason, the warning messages occurring during this period can be disa-
bled by service personnel, see
Operating manual for heat pump controller
.
After completing installation and wiring and tubing of indoor and outdoor units,
check for refrigerant leaks, loose power supply or control wiring, wrong polarity,
and ensure that no single phase in the power supply is disconnected.
Compressor will not operate unless the power supply phase connection is correct.
14.3
Control of entire operation
This heat pump is equipped with an efficient electronic control system. All neces-
sary settings and options are described in the operating manual of the controller.
Tip: The correct use of the controller saves money. Particularly the correct settings
of flow temperature, hot water temperature, heating curve and heating times can
result in substantial cost savings.
14.4
Turning heat pump off
After finishing operation, wait at least five minutes before turning main power
switch off. Otherwise, there is a risk of water leak or unit failure.
Procedure:
Switch OFF the main switch of the heat pump.
Turn OFF the circuit breakers: Compressor, control voltage and electrical heating
element.
14.5
Taking heat pump out of operation for extended period
- see 14.4 -
