Field Setting - Fujitsu AJ**A72LBTF Installation Instruction Sheet

4.11. FIELD SETTING

Discharge the static electricity from your body before setting up the DIP switches.
Never touch the terminals or the patterns on the parts that are mounted on the board.
Fig. 4.11-1, Fig. 4.11-2 shows the positions of the switches on the board of the outdoor unit.
Fig. 4.11-1
Outdoor board
4.11.1. SWITCH SETTING
Table 4.11-1 DIP Switch Setup
DIP switch
1 Test run (cooling)
2 Test run (heating)
SW1
3 Pump down operation
4 Forbidden
1 Silent operation mode
2 Falling protection fan mode
SW2
3 Sequential start shift switch 1
4 Sequential start shift switch 2
1 Outdoor unit capacity switch 1
2 Outdoor unit capacity switch 2
SW3
3 Outdoor unit address switch 1
4 Outdoor unit address switch 2
1 Slave unit connection number switch 1
2 Slave unit connection number switch 2
SW4
3 Forbidden
4 Error reset
1 Cooling ability shift switch 1
2 Cooling ability shift switch 2
SW5
3 Heating ability shift switch 1
4 Heating ability shift switch 2
1 Piping length switch 1
2 Piping length switch 2
SW6
3 Forbidden
4 Forbidden
1 Model information switch 1
2 Forbidden
SW7
3 Indoor unit small capacity switch
4 Forbidden
1 Forbidden
2 Forbidden
SW10
3 Forbidden
4 Forbidden
9374241033_IM_en_p18-36.p65
CAUTION
SW1 SW2 SW3 SW4
SW5 SW6 SW7 SW10
SW9 SW8
LED lamp
Function
23
Fig. 4.11-2 Detail of switch
DIP switch Rotary switch
0
ON
1 2 3 4
Position
OFF
shown in "0"
26/8/2008, 18:23
En-23