REMKO WKF 120 Duo - Manual (Page 48)

Outdoor unit error display
1
Fig. 46: Display on WKF 120/180 Duo outdoor units
1: Display
Display
LED display
Replac
e Meaning Red Green Yellow
101 l Z m IM, AM F1/F2 twisted
121 IM
Indoor temperature probe defective/short-circuited
(CN41)
162 IM EEPROM error
201 l Z m IM, AM Board communications errors. Incorrect com kit board
202 l l m IM, AM Interruption in communication between AM and IM
203 l l Z AM
No communication between motherboard and inverter
board for 1 min.
221 l Z m AM Error in outside temperature probe
231 l Z m AM Evaporator probe error
251 l Z m AM Hot gas temperature probe error
320 l Z m AM Overload switch probe error
403 l Z m AM Ice protection compressor (in cooling mode only)
404 l Z m AM
Safety operation after compressor overload
(normal operation)
416 l Z m AM Compressor overheated
419 l Z m AM Malfunction of electronic expansion valve
425 l Z m AM
Phase error malfunction. A phase conductor is missing
(WKF 180 only)
440 l Z m AM BLDC fan 1 error
441 l Z m AM BLDC fan 2 error
443 l Z m AM Gas leakage error (before operation)
458 m m l AM Compressor start error
461 m Z m AM Compressor, board
462 l Z m AM Current consumption is too high
463 l Z m AM Compressor overload switch (OLP) is triggered
464 Z m m AM Inverter board current consumption IPM is too high
465 m l Z AM Compressor current consumption too high
REMKO WKF Duo
48