Panasonic OCU-CR200VF5 Service Manual page 14

Compressor Replacement Procedure
4. Refrigerant releasing
Release CO refrigerant into the atmosphere in accordance with "Refrigerant Releasing
2
Procedure ".
5. Pipe cutting
1) In order to avoid any damage from the heat by pipe brazing later, peel off the heat insulation
material on the suction pipe to the position shown in the following photo.
Heat insulation material
2) After completing the release of refrigerant, cut the compressor piping at four places (1
stage suction, 1
cutter or cable cutter.
3) The cutting position should be on the compressor side from the welded part (See the photo)
and use sufficient caution not to deform the welded part of the pipe during cutting.
nd
2 stage discharge
Cutting position
nd
2 stage suction
Cutting position
st nd
stage discharge, 2
Low pressure service valve
High pressure service valve
nd
stage suction, 2 stage discharge) by using a pipe
Compressor
st
1 stage suction
Cutting position
14
st
st
1 stage discharge
Cutting position