- (CS01 - 05) -
Control system
- (CS01 - 05) -
C
O
N
T
R
O
L
SY
S
T
E
M
C
O
N
T
R
O
L
SY
S
T
E
M
Ref 3
Functions
- Definitions
-
Reading error codes
Hydraulic unit :
Fault visible on the digital display.
Error
number
Error contents
Error location
Heat pump operation
despite the error
-
No connection
Failure to comply with
room thermostat's
polarity
No
10
Outdoor sensor
X86
Yes with OT = 0 °C
33
Flow sensor HP
X70
Yes
44
Return sensor HP
X70
Yes
50
DHW sensor
X84
Yes
60
Room sensor 1
Yes
65
Room sensor 2
Yes
105
Maintenance message
Yes
121
Flow temp HC1 not reached
Yes
122
Flow temp HC2 not reached
Yes
127
Anti-legionella temp not reached
Yes
369
External fault (safety component)
No
370
Outdoor unit error
See the next page
No
