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Note 1)
a
Neither indoor unit nor outdoor unit runs
Check the following point first (There is following case in normal operation).
a. Is the timer mode set to “TIMER-OFF” and the timer had passed?
b
Neither outdoor fan nor compresssor runs while indoor fan runs
Check following points first (There are following cases in normal operation).
a. Is the temperature setpoint suitable?
b. Has the 3 minutes time guard for compressor operated?
c. Has the frost prevention function operated? (When the indoor coil temperature is below 0
°
C)
d. Is the operation mode dry mode?
(In dry mode, the unit stops intermittently according to the difference between room tempera-
ture and temperature setpoint)
Note 2)
Please refer to page 24,
f
self Diagnostic function.
60
Summary of Contents for HWG195C
Page 36: ...35 CONTROL BLOCK DIAGRAM 6 1 42HWG007 009 012 018 024 HWG195C 225C 305C 455C 605C...
Page 37: ...2 42HQG007 009 012 018 024 HWG195 225 305 455 605H SERIES 36...
Page 43: ...b MAIN CONTROL PART 42HWG018 024 42HQG018 024 HWG455 605C HWG455 605H 42...
Page 45: ...c REMOTE CONTROL PART 44...
Page 48: ...47 c CONTROL PCB SOLDERING SIDE 42HWG018 024 42HQG018 024 HWG455 605C HWG455 605H...
Page 49: ...48 d CONTROL PCB COMPONENTS SIDE 42HWG018 024 42HQG018 024 HWG455 605C HWG455 605H...
Page 60: ...59 TROUBLE SHOOTING 10...
Page 64: ...EXPLODED DIAGRAM AND PARTS LIST 12 63...
Page 89: ...Carrier Corporation P N 42KG8K54600 Version 1 0...