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■Sound proof measure for Single port FS unit (Long piping model)
Only for Single port FS unit (Long piping model)
(RBM-Y0384FUL, RBM-Y0614FUL, RBM-Y0964FUL)
For the customers who are disturbed by the noise of defrost operation, refrigerant flow or
valve-2way, recommend the following.
Item Outline Remarks
Outdoor unit
Jumper-wire
[J08]Cut
By cutting J08, the pressure fluctuations by
Valve-4Way switching are inhibited.
Therefore Valve-2way switching noise is
reduced.
For the location of the J08, refer to
the section “
Switching of Jumper
Wire/Function” in this manual.
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