AK-PC 560 Manual RS8GE202 © Danfoss 01-2016 17
The controller can give the following messages
E1 Error
message
Fault in controller
E2
Regulation is outside the range, or the control
signal is defective
A2
Alarm
message
Low P0
A11 Refrigerant not selected
A17
High Pc
A19 Compressor 1 error (29)
The actual compressors
safety circuit is
interrupted.
That is to say the signal
is missing on one of the
terminals 29-36
A20 Compressor 2 error (31)
A21 Compressor 3 error (32)
A22 Compressor 4 error (33)
A23 Compressor 5 error (34)
A24 Compressor 6 error (35)
A25 Compressor 7 error (36)
A27
Saux discharge gas temperature to high . Digital
scroll is stopped
A28 DI 1 alarm. Terminal 46 interrupted
A29 DI 2 alarm. Terminal 47 interrupted
A30 DI 3 alarm. Terminal 49 interrupted
A31 DI 4 alarm. Terminal 50 interrupted
A32 DI 5 alarm. Terminal 52 interrupted
A34 Fan alarm. There is no signal on DI1 input
A45 Regulation stopped
S0 Status
message
Regulation
S2 Wait for “c01”
S5 Wait for “c07”
S10
Refrigeration stopped by the internal or external
start/stop function
S25 Manual control of outputs
S34
Safety cutout.
Setting A30 is exceeded or all safety inputs (29-
36) are open
PS Info
Access code is required before you have access to
the settings
Messages can be brought up on the display by briey pressing
the uppermost key. If there is more than one alarm, they can be
scrolled through
Factory setting
If you need to return to the factory-set values, it can be done in
this way:
- Cut out the supply voltage to the controller
- Keep upper and lower button depressed at the same time as
you reconnect the supply voltage
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