Dry Operation; Indoor Unit Control; Compressor Control Based On Room Temperature; Indoor Fan Control For Ac Indoor Unit - Fujitsu AU*G36LRLA Service Instruction

1-3. DRY OPERATION

1-3-1 INDOOR UNIT CONTROL

The compressor rotation frequency shall change according to set temperature and room
temperature variation which the room temperature sensor of the indoor unit has detected
as shown in the Fig 2.
( Table 3 : Compressor Frequency Range )
DC indoor unit
connection
AC indoor unit
connection
(High static pressure)
( Fig.2 : Compressor Control based on Room Temperature )
Room
temperature
Ts+0.5 °C
ON
Compressor
OFF
Indoor fan
DRY air flow
S-LOW
(about *300rpm)
OFF
*It is different by model
ON
Compressor
OFF
ON
Indoor fan
LOW
OFF
AO *G36LATT X zone
Y zone
AO *G36LATT X zone
Y zone
AO *G45LATT X zone
Y zone
AO *G54LATT X zone
Y zone
AO *G36LATT X zone
Y zone
AO *G45LATT
X zone
Y zone
X zone
AO *G54LATT
Y zone
X zone
AOTG60LATT
Y zone
X zone
Compressor ON
Ts+1.5 °C
Y zone
Room
Compressor OFF
temperature
( Fig 3 : Indoor Fan Control for DC indoor unit )
10 30
( Fig 4 : Indoor Fan Control for AC indoor unit )
30
Frequency
Recital
31
0
In the case of the Indoor unit
29
of Duct type
0
35
0
38
0
31
0
35
0
38
0
41
0
Ts : Setting temperature
60 180
5 30 180
01-03
[ rps ]
60 180 60 10
120 180 5
(sec)
30
30 (sec)