Airwell PAC BT Series, Installation And Operating Manual

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57
In case of maloperations the alarms are indicated by the
'Alarm in progress' symbol on the multifunctional keypad.
To display the alarms select the symbol alarm and confirm.
To reset the alarm remove its cause and reset the active
alarm.
Before resetting an alarm identify and remove the cause
that generate it.
Repeated reset can cause irreversibile damages as
maloperation of the system itself.
In case of doubt please contact an Help Center.
7.3 - ALARMS
LIST OF ALARMS
A the alarm automatically resets when the cause that set it off ends
M the alarm manually resets when the cause that set it off ends and a keypad reset is executed
* In the event of alarm E46 boiler stoppage, the alarm must be reset using the reset button on the boiler control panel
25.9°
41.2°
15-04-2011 09:30 Esterna: 25.6°
ACCESO
50%
T
ACCESO
IMPIANTO
30.9°
45.0°
PRONTO
69.9°
25.2° 22.2° 45.2° 35.2°
7 - CONTROL
N° Description Possible cause
e0 Base keypad disconnection Keypad not communicating with unit A
E1 Exchanger input temp. probe faulty or disconnected sensor A
E2 Exchanger output temp. probe
faulty or disconnected sensor
A
E3 Outside temp. probe
faulty or disconnected sensor
A
E8 Pressure 1 probe (HP)
faulty or disconnected sensor
A
E9 Pressure 2 probe (LP_TE)
faulty or disconnected sensor
A
e14 Communication Timeout with inverter
faulty/disconnected wiring of serial connection to the inverter, faulty serial port of the
inverter or main card
A
E15 Solar temperature probe (17) faulty or disconnected sensor A
E16 DHW tank temperature probe (17)
faulty or disconnected sensor
A
E18 Compressor discharge Temp. probe
faulty or disconnected sensor
A
E19 Compressor return temperature probe faulty or disconnected sensor A
E26 Compressor 1 thermal / Circuit 1 thermal (18)
drain temperature > 120°C
noise filter overheated or with loose clamps
inverter in alarm (problems with power supply voltage, faulty inverter, anomalous
absorption of the compressor)
A/M
E32 Inverter alarm
alarm coming from inverter
A
E46 Boiler alarm
blocked boiler *
A
E47 Communication failure with outdoor module communication failure between modules - disconnected cable A
F1 High pressure (HP)
excessive coolant load
closed taps
operation out of limits allowed
SUMMER : energy exchanger coil dirty or obstructed, fan does not work
SUMMER-SANITARY : dirty system exchange or sanitary, dirty sludge remover
WINTER : scarce water capacity, dirty exchanger, dirty sludge remover
A/M
F2 Low pressure (LP)
refrigerating circuit solenoid valve closed
insufficient load, coolant leaks, closed taps, dirty drier filter, jammed thermostatic
WINTER : energy exchanger coil frozen -dirty-obstructed, fan does not work
A/M