N O T E
• Only the DIP DSW1, DSW2 and DSW4 switches can be set while the voltage supply is connected.
• The
symbol
“■” indicates the position of the DIP switches. The figures show the position of the DIP switch once
the position setting has been completed.
• With the DSW4 switch, the unit starts or stops after 10 to 20 seconds of the switch being activated.
• Record the number of the outdoor unit to tell it apart from others during service and maintenance operations
in this area:
PSW: Pushswitch on PCB1
PSW1: Enter.
PSW2, 3, 4 and 5: for checking.
DSW1, RSW1: refrigerant cycle number setting
• Setting required.
• Setting before RSW1 supply: 0.
•
Setting before DSW1 supply: 0 (digit of tens).
• Set each outdoor unit number on each refrigerant cycle.
• Outdoor and indoor units belonging to the same refrigerant cycle: set the
same cycle number in the outdoor and indoor units (indoor units: DSW5
and RSW2).
DSW1, RSW1: setting example for refrigerant cycle number 25
• Maximum refrigerant cycle number setting: 63.
DSW2: capacity setting
Setting not required.
DSW3
Setting not required.
DSW4: test run and service settings
Setting required.
• A: setting before supply.
•
B: refrigeration test run.
• C: heating test run.
• D: forced compressor stoppage.
4 Electrical wiring
79
SMGB0065 rev. 1 - 12/2010
4
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