ELECTRICAL WIRING
14.4. DIP SWITCHES SETTINGS FOR AQUAFREE UNIT
The indoor unit has two PCBs:
−
Main PCB
−
Control PCB
Main PCB
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Quantity and Position of Dip Switches
Dips switches position is the following:
CAUTION:
Before setting dips switches, firstly turn off power source
and set the position of the dips switches. If the switches are
set without turning off the power source, the contents of the
setting are invalid.
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DSW6 and RSW1: Unit No. Setting
The below figure indicates the position before shipment.
DSW6
ON
1 2 3 4 5 6
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DSW3: Capacity Code Setting
No setting is required, due to setting before shipment. This
dip switch is utilized for setting the capacity code which
corresponds to the Horse Power of the indoor unit.
HP
3.0
ON
Setting
Position
1 2 3 4
PMML138A_R1-eng-fre.indb 40
Indication
Use flathead driver
RSW1
4.0
5.0
ON
ON
1 2 3 4
1 2 3 4
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DSW5 and RSW2: Refrigerant Cycle No. Setting
Setting is required. Setting position before shipment are all
OFF (Refrigerant cycle No. 0)
DSW5
RSW2
ON
1 2 3 4 5 6
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DSW4: Unit Model Code Setting
No setting is required. This switch is utilized for setting the
model code which corresponds to the indoor unit type.
Indoor Unit Model
RWM
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DSW7: Fuse Recover
In case of applying high voltage to the
terminal 1,2 of TB1, the fuse on the
PCB1(M) is cut. In such a case, firstly
correct the wiring to TB1 and then turn ON
#1 (as showing beside)
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DSW7: Remote Control Selection
No setting is required. Setting position
before shipment is all OFF (PC-ART)
Remote Control Switch Selected.
NOTE:
The mark " " indicates position of dips switches. Figures
show setting before shipment or after selection.
PMML0138A-rev.1 - 11/2009
DSW4 Setting
ON
1 2 3 4
ON
1 2
ON
1 2
40
19/11/2009 14:46:05