Volvo Penta AQUAMATIC 280 Workshop Manual page 112

14. The nominal measurement of the vertical shaft is
217.75 mm. This measurement is added to the cal-
culated pinion measurement of 59.95 mm. This com-
bined distance equals 277.70 mm, as illustrated be-
low:
Add:
Vertical Shaft Nominal
Pinion Calculated
Vertical Shaft Calculated
Subtract the "H"-stamping dimension from the Verti-
cal Shaft Calculated (277.70 mm) to arrive at the
shim thickness:
Subtract:
Vertical Shaft Calculated
"H"-Measurement
Calculated Shims
15. Place the propeller shaft with gear installed in the
gear housing.
217.75 mm
+59.95 mm
277.70 mm
277.70 mm
- 277.37 mm
0.33 mm
16. Place the calculated shim thickness (1) in the
gear housing. In this case, it is 0.33 mm. With one
hand, hold the pinion gear and the original pinion gear
nut in the gear together in the housing.
17. Center the pinion gear and nut carefully; then, with
the other hand, install the vertical shaft.
NOTE! The groove of the nut must face the pinion
gear.
Install the nut on the vertical shaft.
NOTE! A new nut must be used for final assembly.
Repair instructions
109