24. OFF DEFROST OPEARTION CONTROL
1. OFF DEFROST OPERATION CONDITION
When operation stops in the [Heating operation] mode, if frost is adhered to the outdoor unit heat
exchanger, the defrost operation will proceed automatically. In this time, if indoor unit operation
lamp flashes slowly (7 sec ON / 2 sec OFF), the outdoor unit will allow the heat exchanger to defrost,
and then stop.
In heating operation, the outdoor heat exchanger temperature is less than - 4°C,
compressor continuous operation more than 10 minutes, and
compressor operation integrating time lasts for more than 30 minutes.
OFF Defrost Flow Chart
Heating operation stop
Outdoor heat exchanger temperature:
Below - 4°C
Compressor continuous operation:
Over 10 minutes
Compressor integrating operation:
Over 30 minutes
Defrost start
Defrost Indicater:
[Operation lamp]
7 sec ON / 2 sec OFF
and
[Defrost lamp]
Lighting
Outdoor heat exchanger temperature:
Over 13°C or
Compressor ON time: Over 15 minutes
Defrost end
2. OFF DEFROST END CONDITION
Release Condition
Outdoor heat exchanger temperature sensor value is higher than 13°C
or Compressor operation time has passed 15 minutes.
01-17
Summary of Contents for AOTG36LATT
Page 4: ...2008 11 20 3 31 12 330 900 1290 9 21 OUTDOOR UNIT unit mm 650 400 370 air flow ...
Page 30: ...1204G4067 ...
Page 34: ...Unit mm 2012 05 29 3 AOTG12LVCC OUTDOOR UNIT AOTG09LVCC 540 290 790 540 540 660 290 450 ...
Page 60: ...1205G4083 ...
Page 85: ...1307G4239 ...
Page 113: ......
Page 114: ...1 DESCRIPTION OF EACH CONTROL OPERATION WALL MOUNTED type INVERTER ...
Page 135: ......
Page 136: ...2 TROUBLE SHOOTING WALL MOUNTED type INVERTER ...
Page 169: ......
Page 170: ...3 APPENDING DATA WALL MOUNTED type INVERTER ...
Page 176: ...4 INSTALLATION WORK WALL MOUNTED type INVERTER ...
Page 181: ......
Page 187: ......
Page 188: ...1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan September 2013 Printed in Japan ...
Page 190: ...1 INDOOR UNIT WALL MOUNTED TYPE ASTG18KMCA ASTG22KMCA ASTG24KMCA DTR_AS082E_02 2013 09 13 ...
Page 221: ...2 OUTDOOR UNIT SINGLE TYPE AOTG18KMCA AOTG22KMCA AOTG24KMCA DTR_AO144E_02 2013 09 13 ...
Page 236: ... 02 14 OUTDOOR UNIT AOTG18 24KMCA OUTDOOR UNIT AOTG18 24KMCA SOUND LEVEL CHECK POINT 88888 ...
Page 264: ...1208G4097 ...