Fujitsu ABHG18KRTA, Service Manual

Page: 340 / 471

3. Fan control
Tr: Room temperature
Ts: Setting temperature
3-1. Indoor fan control
¢
Compact cassette type

Fan speed
Indoor fan speed is defined as below.
Operation mode Fan mode
Speed (rpm)
07 09 12 14 18 22
Heating
HIGH 590 590 650 830 830 880
MED+ 570 570 620 770 770 850
MED 540 540 580 730 730 800
LOW 490 490 520 630 630 740
QUIET 440 440 460 500 500 580
Cool air
prevention
400 400 400 400 400 400
S-LOW 300 300 300 300 300 300
Cooling/Fan
HIGH 590 590 650 730 730 860
MED 540 540 580 630 630 770
LOW 490 490 520 540 540 650
QUIET 440 440 460 460 460 500
Soft quiet
400*
1
400*
1
400*
1
400*
1
400*
1
400*
1
S-LOW
300*
2
300*
2
300*
2
300*
2
300*
2
300*
2
Dry
X zone:
440
J zone:
440
X zone:
440
J zone:
440
X zone:
460
J zone:
460
X zone:
460
J zone:
460
X zone:
460
J zone:
460
X zone:
500
J zone:
500
*1: Fan mode only
*2: Cooling mode only

Fan operation
Airflow can be switched in 5 steps such as AUTO, QUIET, LOW, MED, HIGH while indoor unit fan
only runs.
When fan mode is set at AUTO, it operates on MED fan speed.
3-1. Indoor fan control
- (04-20) -
3. Fan control
CONTROL AND FUNCTIONS CONTROL AND FUNCTIONS