Crankcase
CLEANING AND INSPECTION
Up to and including engine no. 50988 (MD11), 16621
(MD17).
From and including engine no. 50989 (MD11), 16622
(MD17).
42.
Remove all core plugs and clean the crankcase
thoroughly. Check that all channels are free
from deposits and that there are no cracks in
the crankcase. Refit the plugs using a sealing
compound.
40.
The opening pressure is adjusted by means of
screwing the injector apart and replacing the ad-
justed washer (1) with a washer of suitable
thickness.
REPLACEMENT OF MAIN BEARINGS
ASSEMBLING THE CYLINDER HEAD
41A.
B.
Clean the cylinder head. Oil the new sealing
rings for the inlet valves. Place the pin of tool
No. 884497 in the valve guide. Push the seal
ring over the pin and knock the ring down care-
fully using the sleeve until the pin bottoms in the
sleeve.
Oil the valve stems and smear a little grease in
the inlet valve collet grooves. Place the valves
in their respective guides, screw the inlet valves
in carefully so as to avoid damaging the sealing
rings. Fit the valve springs with the aid of a
valve spring compressor.
43.
Press the main bearings out using tool 884489
or a hydraulic press. NOTE! Check the positions
of the locking tongues so that the bearing is re-
moved in the right direction. Clean the oil chan-
nels before fitting new bearings.
18
| Categories | Volvo Penta Manuals |
|---|---|
| Tags | Volvo Penta MD11C, Volvo Penta MD11D, Volvo Penta MD17C, Volvo Penta MD17D |
| Download File |
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| Document File Type | |
| Copyright | Attribution Non-commercial |
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