Problem Symptoms and Measures
SiUS04-702
118
Service Diagnosis
2.
Problem Symptoms and Measures
Symptom
Check Item
Details of Measure
Reference
Page
None of the units operates. Check the power supply.
Check to make sure that the rated voltage is
supplied.
—
Check the type of the indoor units.
Check to make sure that the indoor unit type is
compatible with the outdoor unit.
—
Check the outdoor air temperature.
Heating operation cannot be used when the
outdoor air temperature is 64.4°F or higher
(only for heat pump model), and cooling
operation cannot be used when the outdoor air
temperature is below 14°F.
—
Diagnosis with remote controller
indication
—
Check the remote controller
addresses.
Check to make sure that address settings for
the remote controller and indoor unit are
correct.
—
Operation sometimes
stops.
Check the power supply.
A power failure of 2 to 10 cycles can stop air
conditioner operation. (Operation lamp OFF)
—
Check the outdoor air temperature.
Heating operation cannot be used when the
outdoor air temperature is 64.4°F or higher
(only for heat pump model), and cooling
operation cannot be used when the outdoor air
temperature is below 14°F.
—
Diagnosis with remote controller
indication
—
Equipment operates but
does not cool, or does not
heat (only for heat pump
model).
Check for wiring and piping errors in
the indoor and outdoor units
connection wires and pipes.
Conduct the wiring/piping error check described
on the product diagnosis nameplate.
—
Check for thermistor detection errors. Check to make sure that the main unit’s
thermistor has not dismounted from the pipe
holder.
—
Check for faulty operation of the
electronic expansion valve.
Set the units to cooling operation, and compare
the temperatures of the liquid side connection
pipes of the connection section among rooms to
check the opening and closing operation of the
electronic expansion valves of the individual
units.
—
Diagnosis with remote controller
indication
—
Diagnosis by service port pressure
and operating current
Check for insufficient gas.
Large operating noise and
vibrations
Check the output voltage of the
power transistor.
—
Check the power transistor.
—
—
Check the installation condition.
Check to make sure that the required spaces
for installation (specified in the Engineering
Data book Guide, etc.) are provided.
—
Содержание FTXS09DVJU
Страница 1: ...SiUS04 702 Applied Models z Inverter Pair Heat Pump Inverter Pair Wall Mounted Type D Series...
Страница 12: ...SiUS04 702 List of Functions 1 Part 1 List of Functions 1 List of Functions 2...
Страница 14: ...SiUS04 702 Specifications 3 Part 2 Specifications 1 Specifications 4...
Страница 76: ...SiUS04 702 Instruction Operation Manual 65 2 2 FTXS09 12DVJU 2 2 1 Names of Parts...
Страница 77: ...Instruction SiUS04 702 66 Operation Manual...
Страница 78: ...SiUS04 702 Instruction Operation Manual 67...
Страница 79: ...Instruction SiUS04 702 68 Operation Manual 2 2 2 Preparation before Operation...
Страница 80: ...SiUS04 702 Instruction Operation Manual 69...
Страница 81: ...Instruction SiUS04 702 70 Operation Manual...
Страница 82: ...SiUS04 702 Instruction Operation Manual 71 2 2 3 AUTO DRY COOL HEAT FAN Operation...
Страница 83: ...Instruction SiUS04 702 72 Operation Manual...
Страница 84: ...SiUS04 702 Instruction Operation Manual 73 2 2 4 Adjusting the Airflow Direction...
Страница 85: ...Instruction SiUS04 702 74 Operation Manual...
Страница 86: ...SiUS04 702 Instruction Operation Manual 75 2 2 5 POWERFUL Operation...
Страница 87: ...Instruction SiUS04 702 76 Operation Manual 2 2 6 OUTDOOR UNIT QUIET Operation...
Страница 88: ...SiUS04 702 Instruction Operation Manual 77 2 2 7 HOME LEAVE Operation...
Страница 89: ...Instruction SiUS04 702 78 Operation Manual...
Страница 90: ...SiUS04 702 Instruction Operation Manual 79 2 2 8 INTELLIGENT EYE Operation...
Страница 91: ...Instruction SiUS04 702 80 Operation Manual...
Страница 92: ...SiUS04 702 Instruction Operation Manual 81 2 2 9 TIMER Operation...
Страница 93: ...Instruction SiUS04 702 82 Operation Manual...
Страница 94: ...SiUS04 702 Instruction Operation Manual 83 2 2 10 Care and Cleaning...
Страница 95: ...Instruction SiUS04 702 84 Operation Manual...
Страница 96: ...SiUS04 702 Instruction Operation Manual 85...
Страница 97: ...Instruction SiUS04 702 86 Operation Manual...
Страница 98: ...SiUS04 702 Instruction Operation Manual 87...
Страница 99: ...Instruction SiUS04 702 88 Operation Manual...
Страница 100: ...SiUS04 702 Instruction Operation Manual 89 3P141693 1K...
Страница 101: ...Instruction SiUS04 702 90 Operation Manual 2 3 FTXS15 18 24DVJU 2 3 1 Names of Parts...
Страница 102: ...SiUS04 702 Instruction Operation Manual 91...
Страница 103: ...Instruction SiUS04 702 92 Operation Manual...
Страница 104: ...SiUS04 702 Instruction Operation Manual 93 2 3 2 Preparation before Operation...
Страница 105: ...Instruction SiUS04 702 94 Operation Manual...
Страница 106: ...SiUS04 702 Instruction Operation Manual 95...
Страница 107: ...Instruction SiUS04 702 96 Operation Manual 2 3 3 AUTO DRY COOL HEAT FAN Operation...
Страница 108: ...SiUS04 702 Instruction Operation Manual 97...
Страница 109: ...Instruction SiUS04 702 98 Operation Manual 2 3 4 Adjusting the Airflow Direction...
Страница 110: ...SiUS04 702 Instruction Operation Manual 99...
Страница 111: ...Instruction SiUS04 702 100 Operation Manual 2 3 5 POWERFUL Operation...
Страница 112: ...SiUS04 702 Instruction Operation Manual 101 2 3 6 OUTDOOR UNIT QUIET Operation...
Страница 113: ...Instruction SiUS04 702 102 Operation Manual 2 3 7 HOME LEAVE Operation...
Страница 114: ...SiUS04 702 Instruction Operation Manual 103...
Страница 115: ...Instruction SiUS04 702 104 Operation Manual 2 3 8 INTELLIGENT EYE Operation...
Страница 116: ...SiUS04 702 Instruction Operation Manual 105...
Страница 117: ...Instruction SiUS04 702 106 Operation Manual 2 3 9 TIMER Operation...
Страница 118: ...SiUS04 702 Instruction Operation Manual 107...
Страница 119: ...Instruction SiUS04 702 108 Operation Manual 2 3 10 Care and Cleaning...
Страница 120: ...SiUS04 702 Instruction Operation Manual 109...
Страница 121: ...Instruction SiUS04 702 110 Operation Manual...
Страница 122: ...SiUS04 702 Instruction Operation Manual 111 2 3 11 Troubleshooting...
Страница 123: ...Instruction SiUS04 702 112 Operation Manual...
Страница 124: ...SiUS04 702 Instruction Operation Manual 113...
Страница 125: ...Instruction SiUS04 702 114 Operation Manual 3P141693 2K...
Страница 191: ...Check SiUS04 702 180 Service Diagnosis...
Страница 247: ...RX09 12FVJU SiUS04 702 236 Removal Procedure When reassembling make sure to fit the hook Step Procedure Points...
Страница 254: ...SiUS04 702 RX09 12FVJU Removal Procedure 243 5 Pull the sound blanket bottom out Step Procedure Points...
Страница 259: ...RX09 12FVJU SiUS04 702 248 Removal Procedure 4 Lift the compressor up and remove it Step Procedure Points...
Страница 290: ...SiUS04 702 Others 279 Part 8 Others 1 Others 280 1 1 Test Run from the Remote Controller 280 1 2 Jumper Settings 281...
Страница 293: ...Others SiUS04 702 282 Others...
Страница 305: ...SiUS04 702 vi Index...