SHARP(CHINA)INVESTMENT CO.,LTD
2.2. Outdoor IPM
Flash times(n) Fault Message Blink times(n) Fault Message
erutliaf rosserpmoc fo tnerruc esahp ehT 31 erutliaf/noitcetorp MPI 1
draob ecruos rewop neewteb tluaf noitacinummoc 51 egatlov rewol/hgihrevo CD 2
and intelligent power module
3 Overcurrent of compressor
2.3. Protection Code
yalpsid DEL latigiD )hsalf( rotacidnI noitcnuF epyT noitcetorP
1P ces 8/ emit 1 :REMIT ; gniralF :NUR noitcetorp egatlovrednu / egatlovrevO
2P ces 8/ semit 2 :REMIT ;gniralF :NUR noitcetorp tnerrucrevO
Exhaust overtemperature protection RUN: Fl 4P ces 8/ semit 4 :REMIT ;gnira
Subcooling protection under cooling mode RUN: 5P ces 8/ semit 5 :REMIT ;thgirB
Overheating protection under cooling mode RUN: 6P ces 8/ semit 6 :REMIT ;thgirB
Overheating protection under heating mode RUN: 7P ces 8/ semit 7 :REMIT ;thgirB
8P ces 8/ semit 8 :REMIT ;thgirB :NUR noitcetorp erutarepmet rednu /revo roodtuO
9P ces 8/ semit 9 :REMIT ;gniralF :NUR ) lortnoc erawtfos( noitcetorp evirD
Module protection (hardware control) RUN: 0P ces 8/ semit 01 :REMIT ;gniralF
[7] Trouble shooting Guide
According to the fault code
1. Display E1 or E2
2E ro 1E yalpsiD motpmys melborP
egnahcxe roodnI dna )TRI( rotsimreht erutarepmet mooR esuaC
temperature thermistor (IPT) fault
noitcA sisongaid fo tnetnoC .oN noitcnuflaM
1 Contact between indoor room and exchange
temperature thermistor CN6 (RT, IPT) and slot
Insert again if loose.
2 Measure the resistance on the two ends of indoor
temperature sensor: (25ć/ 5k). For other
resistance, please refer to the temperature –
Resistance Sheet
Replace the temperature sensor if the resistance is incurred to drift,
open or short circuiting.
R lamron si gnitset evoba eht fI 3 eplace the indoor control board
3-11
Display on outdoor power source board: The indicator alerts the fault in a cycle as such that it is bright for 0.5 seconds, dark for 0.5
seconds, flases”n” times and then dark for 3 seconds.