167
ALARM CODES
INSTALLATION
CODE
NAME
DESCRIPTION
RESET
ACTION TAKEN
POSSIBLE CAUSE
11203
WL_PRESS_TOO_
LOW_F
Water circuit: Pressure
too low
Automatic, if the wa-
ter pressure reading
returns to normal and
the alarm has been
triggered up to 6 times
in the last 24 hours
(otherwise manual)
− The unit turns off
− Pump inlet pressure
is lower than 60 kPa
11204
WL_PUMP_NOT_
STARTED_F
Water circuit: Pump not
started
Automatic
− The pump stops
− Pump pressure read-
ing is too high or too
low
11206
WL_PUMP_
OVERLOAD_F
Water circuit: Pump
overload
Automatic
− None
− Water pressure drop
too low
11207
WL_LOW_
FLOW_F
Water circuit: Flow Too
Low
Automatic, if the water
flow reading returns to
normal
− The pump stops
− Water circuit pressure
drop too high
11208
WL_PRESS_
CROSS_F
Water circuit: Crossed
Pressure Sensors
Manual
− The unit turns off
− Crossed pressure
sensors
11209
WL_LOW_PRESS_
WARNING_F
Water circuit: Low Pres-
sure Warning
Automatic, if the water
pressure reading re-
turns to normal
− None
− Water pressure is
lower than 60 kPa
12001
DP_A_F
Circuit A Discharge
Pressure Transducer
Fault
Automatic, if the volt-
age reading of the sen-
sor returns to normal
− Circuit A is turned off
− Faulty transducer
12002
DP_B_F
Circuit B Discharge
Pressure Transducer
Fault
Automatic, if the volt-
age reading of the sen-
sor returns to normal
− Circuit B is turned off
− Faulty transducer
12004
SP_A_F
Circuit A Suction Pres-
sure Transducer Fault
Automatic, if the volt-
age reading of the sen-
sor returns to normal
− Circuit A is turned off
− Faulty transducer
12005
SP_B_F
Circuit B Suction Pres-
sure Transducer Fault
Automatic, if the volt-
age reading of the sen-
sor returns to normal
− Circuit B is turned off
− Faulty transducer
12024
WP_IN_F
Water Exchanger Inlet
Fluid Transducer Fault
Automatic, if the volt-
age reading of the sen-
sor returns to normal
− The unit turns off
− Faulty transducer
12025
WP_OUT_F
Water Exchanger Outlet
Fluid Transducer Fault
Automatic, if the volt-
age reading of the sen-
sor returns to normal
− The unit turns off
− Faulty transducer
15001
COOL_EWT_F
Water Exchanger Inlet
Fluid Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− The unit turns off
− Faulty thermistor
15002
COOL_LWT_F
Water Exchanger Outlet
Fluid Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− The unit turns off
− Faulty thermistor
15003
DEFROST_T_A_F
Circuit A Defrost Ther-
mistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− Cooling mode: The
unit carries on run-
ning
− Heating mode: Circuit
A turns off
− Faulty thermistor
15004
DEFROST_T_B_F
Circuit B Defrost Ther-
mistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− Cooling mode: The
unit carries on run-
ning
− Heating mode: Circuit
B turns off
− Faulty thermistor
15010
OAT_F
OAT Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− The unit turns off
− Faulty thermistor
15011
CHWSTEMP_F
MASTER/SLAVE Common
Fluid Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− Master/Slave opera-
tion is disabled, each
unit goes back to
stand-alone mode
− Faulty thermistor
15012
SUCTION_T_A_F
Circuit A Suction Gas
Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− Circuit A turns off
− Faulty thermistor
15013
SUCTION_T_B_F
Circuit B Suction Gas
Thermistor Fault
Automatic, if the ther-
mistor reading returns
to normal
− Circuit B turns off
− Faulty thermistor
15044
SGTC1_F
Circuit B Suction Gas
Thermistor Sensor 1
Fault
Automatic, if the ther-
mistor reading returns
to normal
− Circuit A turns off
− Faulty thermistor
Содержание 20120391
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