Charge Air Cooler
Maintenance / Disassembly and reassembly
A5.05. 06.04.02.01
M20
en / 25.11.1997 IB002304 1/2
06
Ĺ
See also:
Spare parts list: B1.05.06.2.7240
Time requirement: 2 Pers./ 1,00 h
Personnel qualification: skilled engine hand
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Operating medium: Heavy fuel and distillate fuel
Maintenance:
The charge air cooler is to be disassembled and cleaned at the air side if the differential
pressure before/after radiator reaches more than 1.5 times test bed value (see acceptance
brake certificate A1.10).
Tools:
Torque wrench 40 - 180 Nm 1/2" W1 * 1.9454-40
* not available as figure
Auxiliary material:
Cleansing agent according to recommendations of the manufacturer, e.g. of:
• Vecom GmbH, Hamburg *
• Drew Ameroid GmbH, Hamburg *
• UNITOR chemicals *
Molykote paste “G-Rapid Plus” *
* or a product of equal standard
Sequence of operations:
1. Disassembly
1.1 Disconnect cooling water lines inlet and
outlet at the charge air cooler.
1.2 Loosen hexagon screws (Fig. 1/1 and 2).
1.3 Withdraw charge air cooler from hou-
sing (3). Support with lifting gear and
put it down in a suitable container for
the cleaning.
1.4 Clean charge air cooler according to
manufacturer's regulation (refer to
Book C).
1
3
Fig. 1
2
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