Volvo Penta AQUAMATIC 280 Workshop Manual page 104

13. Remove the nut from the pinion gear.
Use a 23 mm wrench.
NOTE! Do not discard the nut. Put it aside for use in
the shimming procedure later.
14a. Lift the gear housing off the special tool and
place it back in the work stand. Remove the Nylock®
nut with a hook spanner wrench.
2
14b. NOTE! Sterndrives model 280 and 290 of earlier
manufacture have a lock washer (1) and a round nut
(2) instead of a Nylock
®
tab of the washer and remove the round nut with a
hook spanner wrench.
Remove the lock washer and the spacer ring (3).
884830
884267
15. Install special tool 884267 on the vertical shaft.
Attach special tool 884830, and turn counter clock-
wise until the shaft can be lifted out of the lower unit
gear housing. Remove the tool from the shaft. Re-
move the shims from under the vertical shaft bearing.
NOTE! Be sure not to damage the shims! Save
them for use later in the assembly process.
Repair instructions
1
3
nut. Knock down the locking
101