Cylinder Head
Maintenance / Cleaning
A5.05. 01.10.01.00
30000
M20
en / 10.08.2000 IB021234 1/1
01
Ĺ
See also: 01.02.01.nn, 01.06.01.nn, 01.07.01.nn, 07.07.01.nn
Spare parts list: B1.05.01.2.2107
Time requirement: 1 Pers./ 1,00 h
Personnel qualification: skilled engine hand
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Operating medium: Distillate fuel
Note:
Put the cylinder head down with its bottom part only on a wooden support.
Sequence of operations:
The following parts are disassembled:
inlet-, exhaust-, injection valve, valve rocker brackets.
1. Wash cylinder head with cold cleaner.
2. Remove carbon deposits from inlet- and exhaust ducts and cylinder head bottom (do not
clean the valve seats!) with a wire brush and scraper. Do not damage sealing recess.
3. Clean cooling water inlet and cooling water outlet.
4. Inspect cylinder head bottom for cracks especially at the valve channels.
5. Clean sealing face for injection valve.
6. Check inlet- and outlet bores of the medium guide for free access.
7. Check alarm probe for leaking fuel for function in distributor plate at connector of the
medium guide (Cyl. 1).
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