Hitachi RPI-0.8FSG1 Service Manual page 12

TROUBLESHOOTING
d. Capacity Adjustment Setting (DSW4: for RPF, RPFI, RPI-8,10 and RPC(Before Alteration))
No setting is required. Setting position before shipment is all OFF.
e. Refrigerant Cycle No. Setting (DSW5)
Setting is required. Setting position before shipment is all OFF.
f. Unit Code Setting (DSW6; Except for RCI and RPK Model)
No setting is required. Setting positions of the model code for indoor units are shown below.
Model Code
Setting
Position
Model Code
Setting
Position
g. Fuse Recover (DSW7) (for Auxiliary use)
No setting is required. Setting position before shipment is all OFF.
(2) Outdoor Unit
TURN OFF all power sources before setting. Without turning OFF, the switches do not work and the
contents of the setting are invalid. Mark of "■" indicates the position of dip switches. Set the dip
switches according to the figure below.
Check to ensure that the #8 pin of DSW5 is correctly set according to the power supply of the
unit. If the setting is different from the power supply of the unit, it may cause the unit stoppage
due to alarm or the breakdown of the compressor.
• By using switch DSW4, 7 and 8 the unit is started or stopped after 10 to 20 seconds after the switch is
operated.
• Make the outdoor unit No. clear to distinguish from other outdoor units for service and maintenance.
1-2
Setting
Pattern
Horse-Power
Setting
Pattern
a b
ON ON
OFF OFF
1 2 3 4 1 2 3 4
d e
ON ON
OFF OFF
1 2 3 4 1 2 3 4
Pattern
ON
OFF
1 2
0.8 to 10
ON
OFF
1 2 3 4
RPI-0.8FSG1
c
ON
Model Code
OFF
1 2 3 4
ON
Setting
OFF
1 2
NOTE
<Model Code>
(a) RPI-0.8FSG1 to RPI-10FSG1
(b) RCD-1.0FSG1 to RCD-5.0FSG1
(c) RPC-2.0FSG1 to RPC-5.0FSG1
(d) RPF-1.0FSG(E) and RPFI-1.0 FSG(E)
(e) RPF-1.5FSG(E) and RPFI-1.5FSG(E)