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16.5 Main parts check
1. Temperature sensor checking
Disconnect the temperature sensor from PCB, measure the resistance value with a tester.
Temperature Sensors.
Room temp.(T1) sensor,
Indoor coil temp.(T2) sensor,
Outdoor coil temp.(T3) sensor,
Outdoor ambient temp.(T4) sensor,
Compressor discharge temp.(T5) sensor.
Measure the resistance value of each winding by using the multi-meter.
Summary of Contents for HP Series
Page 8: ...5 2 2 Part names of Indoor Outdoor units Cassette Units...
Page 9: ...6...
Page 10: ...7 Ceiling floor Units...
Page 14: ...11 2 3 2 7 Outside Water Pump for Optional When Ceiling Installation...
Page 24: ...21 Ceiling floor Units...
Page 28: ...25 YFKE18BXTMCM RX YFJE18BXTMCM RX YFKE24BXTMCM RX YFJE24BXTMCM RX...
Page 43: ...40 6 2 Outdoor Unit YUKE18BYTMCMO X YUJE18BYTMCMO X YUKE24BYTMCMO X YUJE24BYTMCMO X...
Page 44: ...41 YUKE12BYTMCMO X YUJE12BYTMCMO X...
Page 57: ...54 12 Field Wiring 9K 24K...
Page 104: ...101 P U P V...
Page 105: ...102 P W P N...
Page 108: ...105 High temperature protection of IPM board diagnosis and solution P2...
Page 115: ...112 16 4 16 J4 Malfunction...
Page 119: ...116...