Fujitsu ASU24RLF Service Instruction

01-27
3 sec later Compressor : OFF
3 sec later Outdoor fan motor : OFF
28sec later 4WAY valve : OFF
34sec later Compressor : ON
3. Defrost Flow Chart
The defrosting shall proceed by the integrating operation time, outdoor temperature
and outdoor heat exchanger temperature as follows.
(Not defrosted for 6 or 10 minutes)
Heating operation start : Compressor ON
Outdoor HEX temp. : Over 50.0°F(10°C)
or
Compressor ON time: Maximum 15 minutes
Defrost end
Outdoor HEX
temp.Below
17.6°F (-8°C)
Integrating defrost
Defrost Indicator:
[Operation lamp]
7 sec ON / 2 sec OFF
Defrost start
Normal defrost
Outside air temp.
> 37.4°F(3°C)
Compressor
integrating
operation:
Over 210 min.
Intermittent operation
Compressor
OFF count :
40 times
(Less than 10min.)
Continuous operation
Outdoor HEX
temp.Below
10.3°F (-12°C)
Outside air temp.
> 30.2°F(-1°C)
Outdoor HEX
temp.Below
6.8°F (-14°C)
Outside air temp.
> 23.0°F(-5°C)
Outdoor HEX
temp.Below
3.2°F (-16°C)
Outside air temp.
< 23.0°F(-5°C)
For AOU18 / 24RLXFZ
When the
compressor is
stopped, If detected
outside air temp.
at 35.6°F(2°C)
=

Fujitsu ASU24RLF Specifications

General

Brand	Fujitsu
Model	ASU24RLF
Category	Air Conditioner
Language	English