REMKO KWL 130 - Page 17

Fault indicated by code
Code Fault type Reset Intake type Cut-off
Intake value Automatic Manual Digital Analogue Software parameter Compressors Condenser fan Circulation pump Anti-freeze heating, cooling medium
P1 Temperature sensor medium intake defective PB1 x x x x x
P2 Temperature sensor medium outlet defective PB2 x x x x x
P3 Temperature sensor condenser defective PB3 x x x x x
P4 not possible PB4 x x x x x
A01 High pressure sensor HD1/HD2 x x x
A02 Low pressure sensor ND1 <2/hrs <2/hrs x x x
A03 Insufficient temperature medium intake PB1 x
A04 Insufficient temperature medium outlet PB2 x
A05 Excessive temperature condenser x x x
A06 Excess temperature condenser <2/hrs <2/hrs x x x
A07 Anti-freeze protection has responded x x x x
A08 Differential pressure switch has responded <2/hrs <2/hrs x x x x
A09 Excess temperature compressor 1 x
A10 Excess temperature compressor 2 x
A11 Excessive temperature condenser fan x
A12 Defrosting period exceeded x dF07
A13 Maintenance interval compressor 1 Co14 500 hrs x
A14 Maintenance interval compressor 2 Co15 500 hrs x
A15 Maintenance interval circulation pump Co16 500 hrs x
EE EEPROM defective x x x x x x
ACF1 Configuration error x x x x x x
ACF2 Configuration error x x x x x x
ACF3 Configuration error x x x x x x
ACF4 Configuration error x CF28 x x x x
AFr Power supply x x x x x x
Reset
1. Faults with automatic reset: The resetting of the alarm takes place automatically.
2. Faults with manual reset: The resetting of the alarm can only be carried out by a specialist after the fault has been corrected.
3. Faults with semi-manual reset: The reset is first carried out automatically, afterwards only a manual reset is possible by a specialist,
after the fault has been corrected.
Fault Code Possible cause check Remedial measures
The unit
does not
start or
switches
itself off.
ACF1 Configuration error
The unit was configured with HP
function but without reversing valve.
Have specialist check regulation or
parameters.
ACF2 Configuration error
No configuration of the condenser
controller. Check parameters CF01
+ FA02
Have specialist check regulation or
parameters.
ACF3 Configuration error 2 digital inputs have the same function
Have specialist check regulation or
parameters.
ACF4 Configuration error
Digital input not configured.
Check parameters CF28 + CF07.
Have specialist check regulation or
parameters.
AFr Frequency alarm
The mains frequency lies beyond the
the permissible range
Have the mains supply checked
by a specialty firm
EE EEprom controller error Does the controller operate properly?
Have specialist check regulation or
parameters.
Malfunctions
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