Valve Guides - Volvo DH10A 245 Service Manual

1084
Pressing out
44

Valve guides

Special tools:
(999) 1084 Drift
6668 Drift
6669 Drift
9696 Magnetic stand
(998) 9876 Dial indicator
Valves
Max. permitted clearance between valve stem
and valve guide:
– inlet valve ................................................ 0.15 mm
– exhaust valve ........................................... 0.25 mm
Replacing
1. Press out the old valve guides with drift 1084.
2. Oil the outside of the new valve guides before in-
stalling them.
3. Installation tools automatically give correct height
above spring face.
Inlet, drift 8449
Exhaust, drift 6669
4. If necessary, ream the guides with a standard
reamer.
6669
Exhaust
8449
Inlet