
ID
Description
Details
8141
Lower application area
(cooling)
The temperature has currently dropped below the guaranteed application
area of the external
8142
Upper application area
(cooling)
The guaranteed application area of the external unit in cooling mode is
currently exceeded.
8223
SD card error (host)
SD card error (host): The SD card is either not inserted correctly or an
error has occurred.
8224
SD card error
SD card error (CP): The SD card is not inserted or an error has occurred.
8225
CP dew point moni-
toring
Dew point monitoring was activated but no control panel (with integrated
humidity and
8226
Temp. dropped below
min. inlet temp.
Temp. dropped below min. inlet temp. (or dew point) - cooling request is
suppressed
8227
Hygiene function: Set-
point not reached
The hygiene function was cancelled due to the maximum runtime being
reached before attaining
8229
2nd Heat generator
active
Due to the return temperature being too low during defrosting, the 2nd
heat generator was
Error
ID
Description
Details
7050
Anti-freeze protection
The anti-freeze protection in the heat pump's heat exchanger was trig-
gered due to an inlet
7200
Open contact - storage
tank 1 bottom probe
S02
Open contact - storage tank 1 bottom probe
7201
Short circuit - storage
tank 1 bottom probe
S02
Short circuit - storage tank 1 bottom probe
7202
Open contact - storage
tank 1 middle probe
S09
Open contact - storage tank 1 middle probe
7203
Short circuit - storage
tank 1 middle probe
S09
Short circuit - storage tank 1 middle probe
7204
Open contact - storage
tank 1 top probe S08
Open contact - storage tank 1 top probe
7205
Short circuit - storage
tank 1 top probe S08
Short circuit - storage tank 1 top probe
7206
Open contact - external
probe S10
Open contact - external probe
7207
Short circuit - external
probe S10
Short circuit - external probe
7210
Open contact - circula-
tion temp. probe S05
Open contact - drinking water circulation temperature probe
7211
Short circuit - circula-
tion temp. probe S05
Short circuit - drinking water circulation temperature probe
REMKO WKF / WKF-compact
74