3H/5H
The communication
between main PCB and
DC fan motor drive
module failure
YES
DC fan operation failure
J7
Outdoor unit main
control PCB EPROM
module failure
NO Main
PCB
failure
31
Module protection (F0)
YES
Supply voltatge below level
let the corrent excessive
Supply voltatge exceed
limit
Outdoor fan stop or low
speed
32
Module hardware
protection
YES
Supply voltatge below level
let the corrent excessive
Supply voltatge exceed
limit
Outdoor fan stop or low
speed
33
Module software
protection
YES
Supply voltatge below level
let the corrent excessive
Supply voltatge exceed
limit
Outdoor fan stop or low
speed
34
Compressor
unconnected
YES
The connect of driving
module and DC inverter
compressor incorrect
Driving module failure
Compressor failure
35
Compressor phase
current overload
protection
YES
Compressor overload
Compressor coil
disconnect
Inverter driving board
failure
Compressor failure
36
DC bus voltatge over-
voltage or under-voltage
failure
YES
Supply voltatge below level
Supply voltatge exceed
limit
Driving board failure
37
Temperature sensor of
drive module heat fins
failure
YES
Inverter driving board
failure
38
Drive module high
temperature limit
frequency failure
YES
Driving module failure
Compressor failure
Outdoor unit fan stop or
low speed
39
Drive module high
temperature shutdown
protection
YES
Driving module failure
Compressor failure
Temperature sensor failure
3E
DC inverter compressor
running out of step
NO
Once confired the
unrecoverable
96
Summary of Contents for ALCA-HA 18K
Page 2: ... ES PT DE EN 3 28 53 75 2 ...
Page 24: ...24 Este botón no tiene función con unidades de cassette ...
Page 27: ...9 3 FUNCIONAMIENTO 9 4 CAMBIO DE BATERÍAS 27 ...
Page 103: ...9 3 OPERATION 9 4 CHANGING THE BATTERIES 103 ...
Page 104: ...C PROVENZA 392 P2 08025 BARCELONA SPAIN 34 93 446 27 80 ...