4-8
CAUTION
Carry out the operation check after
the replacing and charging of
refrigerant, then replace the drier.
If it is not reached to the specified
amount due to the pressure valance,
close the cock of the ref. cylinder and
go to next 3 & 4.
3.Operate Automatic Pump Down first.
When the compressor stops (
※) during
the operation, end the Auto. P. D.
operation using Unit ON/OFF switch.
(※ The compressor stops twice during
the Auto. P. D. operation. It is possible
to end either at 1st stop or at 2nd stop.)
4.Open the cock of the ref. cylinder and
add the liquid refrigerant from port e.
Then if it reached to the specified
amount close the cock of the ref.
cylinder.
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