Cylinder Bore Diagnosis - Mercedes-Benz Unimog 435 Service Manual

Cylinder bore diagnosis
Owner
2. Branch/agents
5. Place 6. Registration No. 7. Date of 1st registration 8, Model
11. Copy
12. Presented by
13. Time accepted
14. Accepted by
Piston skirt has seized. Honing pattern destroyed. Engine has to be removed.
3. Date
9. Chassis No.
15. Engine No.
Mercedes-Benz
service
4. Repair job No.
10. Mileage
16. Provisional deadline
R'308S
Cy!. 1-3
Cy!.4
Cy!. 5-6
Piston skirt and oil scraper ring have seized. Honing pattern destroyed. Engine has to be removed.
Piston skirt cracked. Honing pattern still complete. Engine can continue working.
Ring has seized at land side, approx. 30 mm
wide. Step due to oil ring is quite evident.
Honing pattern destroyed. Engine has to be
removed.
Oil ring seiZure has extended across entire
cylinder half.
Honing pattern destroyed.
Engine
has
to
be
removed.
Semi-severe oil ring seizure. Honing pattern is
still quite evident. Engine can continue
working.
Diagnosis chart OF 650 09 057 00 a - 167 - Daimler·Benz AG. Stuttgart·Unterturkheim. Zentralkundendienst
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