32
6. PFC (correction for power factor) malfunction (outdoor unit malfunction)
Main detection points:
S
Check if wire is connected properly and if there are any
breaks.
S
Check of the reactor of the outdoor unit is damaged?
Malfunction diagnosis process:
Y
Y
N
N
Y
N
start
If the power wiring correct?
Correct the power wiring
Check the connection wire
between reactor mainboard
and situation of connection
If there is short circuit or the
connection wire is loose?
Reconnect the wire or
replace the connection
wire according to the
wiring diagram.
Check the surface of reactor coil
If it is damaged?
Replace the reactor
Power on and
restart the unit
Power on and
restart the unit
Replace outdoor
mainboard AP1
End
Is the malfunction
eliminated?
Is the malfunction
eliminated?
Is the malfunction
eliminated?
No
No
No
No
No
No
Yes
Yes
Yes
Fig. 35 – Troubleshooting
Summary of Contents for 38GRQB09-3
Page 10: ...10 Outdoor unit Fig 11 Sizes 09 12...
Page 46: ...46 EXPLODED VIEW AND PARTS LIST Indoor Unit Fig 47 Indoor Unit...
Page 48: ...48 OUTDOOR UNIT Fig 48 Outdoor Unit...
Page 50: ...50 Fig 49...
Page 53: ...53 Shut off power hold both ends of horizontal...
Page 54: ...54...
Page 55: ...55...
Page 56: ...56 ziptie side cutters...
Page 57: ...57...
Page 58: ...58...
Page 59: ...59...
Page 60: ...60...
Page 73: ...73 6 7 8...
Page 74: ...74 9 Remove electric box 10 Remove evaporator...
Page 75: ...75...
Page 76: ...76 11 Remove swing blade...
Page 77: ...77 12 Remove cross flow blade and motor...
Page 78: ...78 13 Remove drive box...
Page 90: ...90 APPENDIX Appendix 1 Reference Sheet of Celsius and Fahrenheit...
Page 95: ...95 UNIT BREAKDOWNS a b c d e...
Page 96: ...96 f g h...
Page 97: ...97...
Page 98: ...98...
Page 99: ...99...