Sanyo SPW-C256VH, Technical Data & Service Manual

Page: 452 / 517

5-6
5
Remote
controller
alarm display
Alarm
contents
Judgement conditions
Eliminating
condition of alarm
Judgement and correction
P29 Error in current
detection circuit.
• AC current value
is high, even while
compressor is
halted.
• Inverter halted after alarm
detected.
• Alarm output on 4 consecutive
(pre-trips.)
Recovery at restart 1.Stops immediately even
when operations restarted.
• Layer short on the
compressor
2.Check HIC circuit
• Wiring trouble
F04 Disconnection, open
circuit or short circuit
in discharge
temperature sensor
(TD) Sensor detection error (90
or more after 60 minutes has
elapsed since the compressor
was halted.)(Open circuit) Automatic recovery 1.Check discharge temp.
sensor (TD).
2.Check outdoor unit control
PCB.
F06 Disconnection, open
circuit or short circuit
in outdoor unit heat
exchanger temp.
sensor (C1) Open circuit or short circuit Automatic recovery 1.Check outdoor unit heat
exchanger temperature
sensor (C1).
2.Check outdoor unit control
PCB.
F07 Disconnection, open
circuit or short circuit
in outdoor unit heat
exchanger temp.
sensor (C2) Open circuit or short circuit Automatic recovery 1.Check outdoor unit heat
exchanger temp. sensor
(C2).
2.Check outdoor unit control
PCB.
F08 Disconnection, open
circuit or short circuit
in outdoor air temp.
sensor (TO) Open circuit or short circuit Automatic recovery 1.Check outdoor air temp.
sensor (TO).
2.Check outdoor unit control
PCB.
F12 Disconnection, open
circuit or short circuit
in suction temp.
sensor (TS) Open circuit or short circuit Automatic recovery 1.Check suction temp. sensor
(TS).
2.Check outdoor unit control
PCB.
F31 EEPROM trouble Reading/writing failure Power reset recovery 1.Check EEPROM (IC007).
2.Check outdoor unit control
PCB.
L02 Indoor and outdoor
units incompatible
(PAC-i, ECO-i, GHP) Indoor unit judged incompatible
with the outdoor unit type Power reset recovery 1.Check indoor unit EEPROM.
2.Check indoor unit control
PCB.
L04 Settings failure Duplicated outdoor unit address
(system address) Automatic recovery 1.Check outdoor unit system
address.
2.Check inter-unit control
wiring.
L07 Settings failure Group control wiring exists in
an individually-controlled indoor
unit. Power reset recovery 1.Check inter-unit control
wiring.
2.Check indoor unit EEPROM.
L10 Settings failure Outdoor unit capacity not set. Power reset recovery Check outdoor unit EEPROM.
L13 Indoor and outdoor
unit types Outdoor unit judged incompatible
with the outdoor unit type Automatic recovery 1.Check indoor unit EEPROM.
2.Check outdoor unit control
PCB.
E06 Outdoor unit detected
a signal error from
the indoor unit Serial signals receiving failure
(including faulty unit quantity
confi rmation) Automatic recovery 1.Check inter-unit control
wiring.
2.Check indoor and outdoor
unit control PCB.
E07 Outdoor unit sending
failure to indoor unit Serial signal sending failure Automatic recovery 1.Check inter-unit control
wiring.
2.Check outdoor unit control
PCB.
SM830160-03̲Classic̲PAC-i̲A4.ind6 6 SM830160-03̲Classic̲PAC-i̲A4.ind6 6 2010/02/16 10:30:05 2010/02/16 10:30:05