1. Cooler insert compression stage 1: Screw socket head cap screws
M10 into the threads in the cooler insert and pull the cooler insert out
of the cooler housing.
2. Cooler insert compression stage 4: Screw the hexagon nut of the
separator head of compression stage 4 onto the cooler insert of com-
pression stage 4.
3. On the hexagon nut, press the cooler insert out of the cooler housing.
4. Cooler insert compression stage 2: On the side of the gauge panel,
screw M10 screws into the threads on the cooler insert.
5. With a soft-faced mallet, drive the cooler insert at the M10 screws out
of the cooler housing towards the compression stage 1 cylinder.
6. Cooler insert compression stage 3: On the side of the gauge panel:
Screw the hexagon nut of the separator head of compression stage 3
onto the cooler insert of compression stage 3.
7. With a soft-faced mallet, drive the cooler insert out of the cooler
housing towards the gauge panel on the hexagon nut.
8. Remove all o-rings and dispose of in an environmentally sound
manner
1. Clean the inside of the cooler housing with a steel brush.
2. Place cooler inserts in a vinegar solution (5%) and allow the solution to
work for about 4 - 5 hours.
3. Remove all cleaning agent residues from the cooler inserts.
Slide cooler inserts into the cooler housing. Use new o-rings.
4.1.11.3
Follow-up work
Always use new gaskets, ring gaskets and o-rings for installation.
1. Assemble the pressure duct of compression stage 1 and screw in the
socket head cap screws.
2. Screw the pipeline unions and safety valves onto the cooler inserts.
3. On the gauge panel side: Assemble the holder plate and screw in the
socket head cap screws.
4. Assemble suction channel and pressure duct compression stage 2.
Screw in socket head cap screws on suction channel and pressure
duct, compression stage 2.
Removing the cooler
inserts
Cleaning the cooler
housing and cooler
inserts
Installing the cooler
inserts
54 | WP5000 Basic WA 41013675 en GB 20190916
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