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Si39-406
Troubleshooting
Operation Manual
213
8. Troubleshooting
If one of the following malfunctions occur, take the measures shown below and contact
your Daikin dealer.
The system must be repaired by a qualified service person.
If a safety device such as a fuse, a breaker or an earth leakage breaker frequently actuates, or
the ON/OFF switch does not properly work;
Measure: Turn off the main power switch.
If water leaks from unit;
Measure: Stop the operation.
If the display “
”, the unit number and the operation lamp flash and the malfunction code
appears;
1.Inspection display
2.Indoor unit number in which a malfunction occurs
3.Operation lamp
4.Malfunction code
Measure: Notify your Daikin dealer and report the malfunction code.
If the system does not properly operate except for the above mentioned cases and none of
the above mentioned malfunctions is evident, investigate the system according to the
following procedures.
1. If the system does not operate at all;
Check if there is no power failure.
Wait until power is restored. If power failure occurs during operation, the system automatically
restarts immediately after the power supply is recovered.
Check if no fuse has blown or breaker has worked. Change the fuse or reset the breaker if
necessary.
2. If the system goes into fan only operation, but as soon as it goes into heating or cooling
operation, the system stops;
Check if air inlet or outlet of outdoor or indoor unit is not blocked by obstacles.
Remove any obstacle and make it well-ventilated.
Check if the remote controller display shows “
” (time to clean the air filter). (Refer to the
chapter “Maintenance” in the indoor unit manual.)
3. The system operates but cooling or heating is insufficient;
Check if air inlet or outlet of outdoor or indoor unit is not blocked by obstacles.
Remove any obstacle and make it well-ventilated.
Check if the air filter is not clogged. (Refer to the chapter “Maintenance” in the indoor unit
manual.)
Check the temperature setting.
Check the fan speed setting on your remote controller.
Check for open doors or windows. Shut doors and windows to prevent wind from coming in.
Check if there are too many occupants in the room during cooling operation.
TEST
F
Содержание REYQ96MTJU
Страница 1: ...Design Installation Testing Instruction R410A Heat Recovery 60Hz REYQ96MTJU Si39 406...
Страница 6: ...Si39 406 iv Table of Contents...
Страница 34: ...Installation Si39 406 28 General Information Flaring Procedure...
Страница 68: ...Installation Si39 406 62 General Information Caution Caution label 3P124617 4P124614...
Страница 114: ...Appendix Si39 406 108 General Information 3P135887 1...
Страница 124: ...Appendix Si39 406 118 General Information 7 8 Piping System Diagrams 7 8 1 Outdoor Unit REYQ96MTJU 4D045329...
Страница 126: ...Appendix Si39 406 120 General Information 7 8 3 BS Unit BSVQ36MVJ BSVQ60MVJ 4D045338...
Страница 127: ...Si39 406 Appendix General Information 121 7 9 Wiring Diagrams 7 9 1 Outdoor Unit REYQ96MTJU 3D044892A...
Страница 128: ...Appendix Si39 406 122 General Information 7 9 2 Field Wiring REYQ96MTJU 3D042647A...
Страница 156: ...Refrigerant Piping Si39 406 150 Installation Manual REYQ96MTJU...
Страница 158: ...Refrigerant Piping Si39 406 152 Installation Manual REYQ96MTJU...
Страница 230: ...Precautions for New Refrigerant R410A Si39 406 224 Precautions for New Refrigerant R410...
Страница 236: ...375 Park Avenue Suite 3308 New York N Y 10152 info daikinac com www daikinac com...