Troubleshooting; Malfunction Indicator - Gree MULTI30HP230V1CO Service Manual

Service Manual

9. Troubleshooting

9.1 Malfunction Indicator

Name of malfunction
Compressor runs
Defrost
Anti-freezing protection
IPM protection
AC over-current protection
Over-burden protection
Compressor overload protection
Power protection
EEPROM reads and write protection
Low PN voltage protection
Over voltage protection for PN
Low pressure protection
(
Outdoor ambient sensor malfunction
Outdoor tube sensor malfunction
Outdoor fan malfunction
Gas pipe temperature sensor malfunction of A
Gas pipe temperature sensor malfunction of B
Gas pipe temperature sensor malfunction of C
Gas pipe temperature sensor malfunction of D
Gas pipe temperature
sensor malfunction of E
Correspondence is normal
Communication failure between indoor unit and
outdoor unit
(indoor unit all Communication failure)
Indoor ambient sensor malfunction
Indoor evaporate sensor malfunction
Jumper cap malfunction protection
Installation and Maintenance
Indoor display
H1
E2
H5
E5
H4
E4
H3
L9
PL
PH
HC
oE
E3
E1
oE
number)
E7
C5
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