Volvo Penta TAD1630G Workshop Manual page 51

Group 21
Sealant between the fuel
injection pump bearing
housing and the cylinder
block TAD1631
Note: The fuel pump bearing housing is co-machined with
the engine block and therefore should not be replaced sepa-
rately.
1
Remove pivot shaft from bearing housing.
2
Remove screws and carefully remove bearing housing
from timing cover and cylinder block.
3
Remove locating pin and guide sleeve from cylinder
block.
4
Clean bearing housing as well as cylinder block and tim-
ing cover contact surfaces.
Install a new locating pin and a new guide sleeve.
5
Apply a 2 mm (0.08") bead of sealing compound (part No.
1161277) around the cylinder block and timing cover. See
figure.
Note: Bearing housing and thrust washer screws must be
installed and tightened within. 20 minutes.
6
Install bearing housing with a new O-ring against the tim-
ing cover. Tighten screws in cylinder block.
Note: Tighten screws alternately until the bearing housing
is in contact with the cylinder block.
Then torque screws alternately in three stages to 65 Nm
(47.9 ft-lb).
7
Replace bearing housing seal ring.
Service procedures - engine
49