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SiBE28-804
Troubleshooting by Remote Controller Display / LED Display
Troubleshooting
155
5.2
Outdoor Malfunctions
Notes:
1. Possibility of open phase in power supply.
Outdoor Unit
Malfunction
Remote
Controller
Display
Location of Malfunction
Contents of Malfunction
Details of
Malfunction
(Reference
Page)
Other
than PC
Board
PC Board
Outdoor
Unit
Indoor
Unit
Remote
Controller
E1
—
—
Outdoor unit PC board
malfunction
E3
—
—
—
Abnormality of high pressure
(HPS)
E4
—
—
Abnormality of low pressure
(outdoor)
E5
—
—
Compressor motor lock
malfunction
E7
Malfunction of outdoor unit fan
motor
E9
—
—
Malfunction of Electronic
expansion valve
F3
—
—
Discharge pipe temperature
malfunction
H3
—
—
Faulty high pressure switch
(HPS)
H9
—
—
Malfunction of outdoor air
temperature sensor system
J1
—
—
Malfunction of pressure sensor
J3
—
—
Malfunction of discharge pipe
temperature sensor system
J5
—
—
Suction pipe thermistor
malfunction
J6
—
—
Malfunction of heat exchanger
temperature sensor system
J7
—
—
Malfunction of subcooling heat
exchanger thermistor (outdoor
unit)
J8
—
—
Malfunction of liquid pipe
thermistor (outdoor unit)
L1
—
—
Outdoor PC board malfunction
L4
—
—
High temperature of radiation fin
L5
—
—
Overcurrent of DC output
(instantaneous)
L8
—
—
Electronic thermal switch
(time lag)
L9
—
—
Stall prevention (time lag)
LC
—
—
Malfunction of transmission
system (between control PC
board and inverter PC board)
P1
—
—
Open phase or voltage
unbalance
P4
—
—
Malfunction of radiator fin
temperature thermistor
PJ
—
—
Error in capacity setting
U0
—
—
—
Gas shortage
U2
—
—
Abnormal power supply voltage
Summary of Contents for FHQ100BUV1B x 2
Page 13: ...SiBE28 804 2 ...
Page 19: ...Model Name and Power Supply SiBE28 804 8 General Information ...
Page 29: ...Specifications SiBE28 804 18 Specifications ...
Page 33: ...Wired Remote Controller SiBE28 804 22 Remote Controller 1 2 Installation ...
Page 34: ...SiBE28 804 Wired Remote Controller Remote Controller 23 ...
Page 93: ...Outdoor Unit Fan Speed Control SiBE28 804 82 Functional Description ...
Page 131: ...Test Run and Operation Data SiBE28 804 120 Test Operation ...
Page 251: ...Troubleshooting by Remote Controller Display LED Display SiBE28 804 240 Troubleshooting ...
Page 277: ...PCB Layout SiBE28 804 266 Appendix ...
Page 297: ...RZQ100 140C7 RZQS125 140C7V1B SiBE28 804 286 Removal Procedure ...
Page 311: ...SiBE28 804 iv Index ...