PROCALOR HEAT PUMP
Water Pump Control
english
The het pump controls the water pump if it is connected. The heat pump will start the water pump every 60 minutes during 5 minutes to check
the water temperature. This feature can be modified using parameters F43 and F44.
External alarm
The controller can connect a switching value as external alarm source (Pin 4, 5), when the external alarm occurs, the controller stops, displays
the alarm code “A11” and generates alarm output.
3: always closed, unlocked
Probation time
A probation time can be set (F87), the controller can add up the running time after power is on, if the accumulative running time is over the
probation time, the controller will stop and display the alarm code A99, if you want to eliminate the limit of probation time, set the F87 to “OFF”,
also you can use the F86 to clear the accumulative running time, and you can try to use it again. The parameter F85 can be used to examine the
accumulative running time of the controller (hour).
Password
In order to prevent irrespective persons from changing the parameters, you can set a password (F80), and if you have set a password, the
controller will hint you to enter the password after you press the key “M” for 5 seconds, you must enter the correct password, and then you can
set the parameters. If you don’t need the password, you can set F80 to “OFF”. Notice that you must remember the password, and if you forget
the password, you can not enter the set state.
6. START-UP PROCEDURE FOR THE UNIT
Operating requirements for the heat pump
- The outdoor temperature must be higher than +5 ºC.
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The heat pump is provided with a defrost thermostat that guarantees the compressor shutdown and the operation of the
defrost system.
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When washing the filter of the filtering pump, it is OBLIGATORY that the heat pump is turned off.
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