1-4
TROUBLESHOOTING
<In Case of 24 and 30HP>
1 234
ON
DSW1 Ref. System No. Setting
When H-Link is used, setting
is required.
No.0 Unit Setting Condition
Set the unit number of outdoor unit
at each refrigerant cycle.
(Setting before shipment is unit 0.)
SR
1 234
ON
DSW2 Capacity Setting
RAS-24FSG1
RAS-24FS5
RAS-30FSG1
RAS-30FS5
1 234
ON
NSR
1 23456
ON
DSW4
SR
B.S.
1 23456
ON
Cooling
1 23456
ON
Heating
1 23456
ON
Enforced
Compressor
Stop
1 23456
ON
Except No.1
Compressor
Operation
12
ON
DSW3 Height Difference
* The O.U. is located higher than I. U.
(0 to 50m)
* The O.U. is located lower than I.U.
(0 to 20m)
* The O.U. is located lower than I.U.
(20 to 40m)
B.S.
12
ON
SR
12
ON
DSW6 Piping Length
B.S.
0 to 25m 25 to 50m
12
ON
50 to 75m
12
ON
75 to 120m
12
ON
SR
SR
SR
1 2345678
ON
DSW5 Option Function 1
SR
B.S.
Setting Item Pin No.
#1
#2
#3
#4
#5Defrosting Condition Change for Cold Area
#8Combination of Indoor Units are more than 16
Circulator Function of Heating Thermo-OFF
Night Shift (Low Noise)
Cancellation of Outdoor Ambient Temp. Limit of Heating
Cancellation of Outdoor Ambient Temp. Limit of Cooling
1 234
ON
Set the pin at the ON side at emergency
operation.
B.S.
NSR NSR
12
ON
DSW8
Tr ial/Service 2
Tr ial/Service 1
B.S.
Exchanged
Compressor Operation
12
12
ON
12
ON
DSW10
Transmitting
B.S.
Cancellation of
End Resistance
12
ON
Short Circuit
of Fuse
12
ON
DSW7
Comp. Emergency Operation
B.S.: Before Shipment, NSR: No Setting is Required, SR: Setting Required
Setting Item Pin No.
#1
#2
Except No.2 Comp. Operation
Except No.3 Comp. Operation
#3
Except No.4 Comp. Operation
#4
Except No.5 Comp. Operation
Setting Item Pin No.
#2
Power Supply
(415V: ON, 380V and 220V: OFF)
#3
Power Supply
(220V: ON, 380V and 415V: OFF)
1 234
ON
B.S.
DSW9
Optional Function 2
Manual Defrosting
for Checks
PSW1
PSW2 PSW3
Push Switch
DSW1 DSW2 DSW3 PSW1 PSW2 PSW3
DSW6 DSW7 DSW8 DSW9
DSW4 DSW5
Dip Switch Arrangement
SEG2 SEG1
Each outdoor unit is set as shown
below before shipment.
This dip switch is used when trial or servicing operation
is performed.
Set the dip switch according to your requirements.
Set the dip switch according to your requirements.
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