168
ALARM CODES
INSTALLATION
CODE
NAME
DESCRIPTION
RESET
ACTION TAKEN
POSSIBLE CAUSE
15045
SGTC2_F
Coil Suction Gas Ther-
mistor Sensor 2 Fault
Automatic, if the ther-
mistor reading returns
to normal
− Circuit B turns off
− Faulty thermistor
15046
FC_WLOOP_F
Free Cooling Water Cir-
cuit Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− Free cooling stops
− Faulty thermistor
15047
FC_LWT_F
Free Cooling Leaving
Water Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− Free cooling stops
− Faulty thermistor
15048
FC_OAT_F
Free Cooling OAT Water
Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− The OAT sensor
reading will be used
(instead of the Free
Cooling OAT sensor)
− Faulty thermistor
15049
HH_WST_F
Hydraulic System
Thermistor Fault Hybrid
heat pump
Automatic, if the ther-
mistor reading returns
to normal
− Boiler used for do-
mestic hot water only
− Faulty thermistor
15050
HH_BLWT_F
Thermistor fault: Boiler
leaving water: Hybrid
Heat Pump
Automatic, if the ther-
mistor reading returns
to normal
− Disabled boiler oper-
ation
− Faulty thermistor
15051
HH_DHW_
TEMP_F
Domestic Hot Water
thermistor fault: Hybrid
Heat Pump
Automatic, if the ther-
mistor reading returns
to normal
− Domestic hot water is
disabled
− Faulty thermistor
16001
DRV_FAN_A_F
Circuit A Variable Speed
Fan Fault
Automatic
− Circuit A turns off
− Speed control error
17001
DRV_FAN_B_F
Circuit A Variable Speed
Fan Fault
Automatic
− Circuit B turns off
− Speed control error
19001
DRV_WTR_
PUMP_F
Water Pump Variable
Speed Drive Fault
Automatic
− The unit is restarted
with another running
pump. If no pump is
available, the unit is
turned off
− Speed control error
57001
SIOB_LOW_VOLT_
CIRA_F
Circuit A SIOB Low Volt-
age Error
Automatic, if the alarm
has been triggered up
to 6 times in the last
24 hours (otherwise
manual)
− The unit turns off
− Unstable power
supply or electrical
problem
57002
SIOB_LOW_VOLT_
CIRB_F
Circuit B SIOB Low Volt-
age Error
Automatic, if the alarm
has been triggered up
to 6 times in the last
24 hours (otherwise
manual)
− The unit turns off
− Unstable power
supply or electrical
problem
130nn
SERVICE_MAINT-
NANCE_ALERT
Maintenance alert
Manual
− None: Contact the
Manufacturer techni-
cal service
− Service required
13005
FGAS_ALERT
Fgas check required
Manual
− None: Contact the
Manufacturer techni-
cal service
− Service required
Содержание 20120391
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