Alarm Table - Baxi PBM-i 20 Manual Del Usuario

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MAINTENANCE AND SERVICE

ALARM TABLE

Alarm code
A001
BT1 System heat exchanger water inlet temperature probe
A002
BT2 System heat exchanger water outlet temperature probe
A003
BT8 DhW storage temperature probe
A004
BT7 Outside air temperature probe for unit management
A005
BT9 Storage tank temperature probe
A006
BT10 Temperature water outlet probe for mixed zone
A007
BP1 high pressure transducer
A010
BT5 Compressor suction temperature probe
A011
BT6 Compressor discharge temperature probe
A012
BP2 Low pressure transducer
A013
F1 high pressure switch
A014
high pressure measured by transducer BP1
A015
Low pressure measured by transducer BP2
A016
Compressor discharge temperature out of limits
A017
Inverter start failure
A018
Inverter start failure
A019
Difference between low and high pressure in refrigerant circuit too low
A020
Compressor circuit breaker tripped
A022
Operation outside of limits
A025
Differential pressure switch / system flow switch F3 activated
A029
Fan circuit breaker tripped
A030
Compressor operating hours reached
A032
Operating hours source pump
A033
System pump operating hours reached
A035
Mixed zone pump operating hours reached
A036
Fan operating hours reached
A038
System heat exchanger frost prevention alarm
A041
DhW storage temperature too high
A042
Inside frost prevention alarm
A044
Outside air temperature probe address setting error
A045
Outside air temperature probe
A047
A048
A049
A050
Thermostatic valve driver
A051
A052
A053
A054
Legionella prevention alarm
A055
Temperature probe N-ThC n.1
A056
Address setting error on remote terminal supplied with the unit
A057
Address setting error on expansion module 1
A058
Temperature probe in low temperature zone LT1, expansion 1
A059
Temperature probe B2 (not used), expansion 1
A060
Temperature probe B3 (not used), expansion 1
A061
Temperature probe B4 (not used), expansion 1
A063
Address setting error on expansion module 2
A064
Temperature probe in low temperature zone LT2, expansion 2
A065
Temperature probe B2 (not used), expansion 2
A066
Temperature probe B3 (not used), expansion 2
A067
Temperature probe B4 (not used), expansion 2
A069
Address setting error on expansion module 3
A070
Temperature probe in low temperature zone LT3, expansion 3
A071
Temperature probe B2 (not used), expansion 3
A072
Temperature probe B3 (not used), expansion 3
A073
Temperature probe B4 (not used), expansion 3
A075
Water temperature too high in mixed circuit, expansion module 1
A077
Water temperature too high in mixed circuit, expansion module 2
A094
End defrost due to maximum time
A095
Temperature probe N-ThC n.2
A096
Address setting error on zone remote terminal
Cause
Solution
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Transducer faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Transducer faulty or disconnected
Check connection
Check refrigerant circuit pressure
Check connection wiring
Check refrigerant circuit pressure
Check refrigerant charge
Make sure outside air temperature and water tempera-
ture set point are inside the specified operating limits
Make sure filters are clean
Check water flow
Check for air in the system
Scheduled maintenance
Call service centre for system maintenance
Scheduled maintenance
Scheduled maintenance
Scheduled maintenance
Scheduled maintenance
Check connections
Check dip switch 7
Check connections
Faulty probes, replace terminal
Contact service centre
Check connections
Probe faulty or disconnected
Check connections
Check address
Check connections
Check address, must be 1
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Check connections
Check address, must be 2
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Check connections
Check address, must be 3
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Probe faulty or disconnected
Check connections
Probe faulty or disconnected
Check connections
Check address
EN PBM 20÷40
A
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