4.1.11 Cleaning the cooler inserts
Personnel:
n
Service personnel
Protective equipment:
n
Safety goggles
n
Protective gloves
n
Work clothing
n
Safety boots
NOTICE!
Damage caused by bending
The pipelines of the cooler inserts can be bent during instal-
lation and removal.
– Do not tilt cooler inserts.
– Always turn cooler inserts very carefully.
– Support cooler inserts.
The cooler inserts are removed from the cooler housings
towards the cylinder for compression stage 1.
4.1.11.1 Preparatory work
1.
Drain the cooling water as described in
Ä
Chapter 3.5 ‘Draining and
refilling cooling water’ on page 13.
2. Unscrew the socket head cap screws on the guard plate over the cyl-
inder of compression stage 2 and remove the whole guard plate.
3. Unscrew the socket head cap screws on the pressure duct of compres-
sion stage 1 and remove the pressure duct. Dispose of the gasket in
an environmentally sound manner.
4. On the gauge panel side: Unscrew the socket head cap screws and
remove the holder plate.
5. Unscrew socket head cap screws from suction channel and pressure
duct, compression stage 2, and remove suction channel and pressure
duct, compression stage 2.
6. Loosen the unions of the pipelines and safety valves on the cooler
inserts.
7. Disassemble condensate separators compression stages 1 and 2:
8. Loosen the union for the drainage line on the bottom of the condensate
separator.
9. Remove the gasket and dispose of in an environmentally sound
manner.
10. Unscrew the socket head cap screws on the separator head.
11. Remove the condensate separator from the cooler housing.
12. Disassemble condensate separators compression stages 3 and 4:
52 | WP5000 Basic WA 41013675 en GB 20190916
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