Trouble shooting 37
Forecast of Cause:
Check Point 3 : Check Electrical Components
OK
OK
OK
OK
YES
YES
OK
NO
Check Point 1 : Check Installation Condition
Outdoor Unit - No Power
1. Power Supply failure 2. External cause
3. Electrical Components defective
Isn’t the breaker down?
Check loose or removed connection cable.
>>If abnormal condition is found, correct it by referring
to Installation Manual or Data & Technical Manual.
Check Point 2 : Check external cause at Indoor and Outdoor (Voltage drop or Noise)
Instant drop ----- Check if there is a large load electric apparatus in the same circuit.
Momentary power failure ----- Check if there is a defective contact or leak current in the power supply circuit.
Noise ----- Check if there is any equipment causing harmonic wave near electric line.
(Neon bulb or electric equipment that may cause harmonic wave)
Check the complete insulation of grounding.
Check the voltage of power supply.
>> Check if AC208 - 230V appears at Outdoor Unit Terminal L - N.
YES
YES
Check Fuse (F2, F4) in Main PCB.
>> If Fuse is open, check loose terminal or removed connector (C
N1) , and replace Fuse.
Check Varistor in Main PCB (VA103).
>> If Varistor is defective, there is a possibility of an abnormal power supply.
Check the correct power supply and replace Varistor.
Upon checking the normal power supply, replace Varistor.
If the symptom does not change by above Check 3, replace Main PCB.
Check Active Filter Module.
(PARTS INFORMATION 3)
>>If Active Filter Module is abnormal, replace it.
02-41
Summary of Contents for Inverter Halcyon ASU12RMLQ
Page 3: ...1 DESCRIPTION OF EACH CONTROL OPERATION R410A WALL MOUNTED DUCT CASSETTE type INVERTER MULTI ...
Page 26: ...2 TROUBLE SHOOTING R410A WALL MOUNTED DUCT CASSETTE type INVERTER MULTI ...
Page 76: ...3 REPLACEMENT PARTS R410A WALL MOUNTED DUCT CASSETTE type INVERTER MULTI ...
Page 77: ...REPLACEMENT PARTS 03 01 Models ASU9RMLQ ASU12RMLQ ASU18RMLQ INVERTER ...
Page 78: ...REPLACEMENT PARTS 03 02 Models ASU9RMLQ ASU12RMLQ ASU18RMLQ ...
Page 79: ...Model ARU9RML 03 03 REPLACEMENT PARTS ...
Page 80: ...Model ARU9RML 03 04 REPLACEMENT PARTS ...
Page 81: ...Models ARU12RML ARU18RML 03 05 REPLACEMENT PARTS ...
Page 82: ...Models ARU12RML ARU18RML 03 06 REPLACEMENT PARTS ...
Page 83: ...Models ARU9RML ARU12RML ARU18RML 03 07 REPLACEMENT PARTS ...
Page 84: ...40 Models AUU9RML AUU12RML AUU18RML REPLACEMENT PARTS ...
Page 85: ...41 Models AUU9RML AUU12RML AUU18RML CONTROL UNIT REPLACEMENT PARTS ...
Page 86: ...38 CASSETTE TYPE DECORATION PANEL UTG UFUB W REPLACEMENT PARTS ...
Page 88: ...REPLACEMENT PARTS 03 08 Model AOU24RML AOU24RML1 ...
Page 89: ...REPLACEMENT PARTS 03 09 Model AOU24RML AOU24RML1 ...
Page 90: ...REPLACEMENT PARTS 03 10 Model AOU24RML AOU24RML1 ...
Page 92: ...REPLACEMENT PARTS 03 12 Model AOU36RML AOU36RML1 ...
Page 93: ...REPLACEMENT PARTS 03 13 Model AOU36RML AOU36RML1 ...
Page 94: ...REPLACEMENT PARTS 03 14 Model AOU36RML AOU36RML1 ...
Page 141: ...4 APPENDING DATA R410A WALL MOUNTED DUCT CASSETTE type INVERTER MULTI 1 PT CHART ...
Page 145: ...1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan GS06082006 JUN 2006 Printed in Japan ...