Volvo Penta AQUAMATIC 280 Workshop Manual page 115

Repair instructions
884797
25. Turn the bearing box over. Use special tool
884797, install the needle bearing in the bearing box.
Make sure the bearing marking is facing the tool.
Shimming the intermediate bearing
26. Start by adding the "F"-measurement and
"G"-measurement.
Add:
"G"-measurement
"F"-measurement
Now subtract the "C"-measurement of the propeller
bearing box.
Subtract:
"F" and "G" combined
"C"-measurement
112
60.85 mm
+ 79.91 mm
140.76 mm
140.76 mm
- 19.25 mm
121.51 mm
27. Now add the front and rear gear shims.
Add:
Forward gear shims
Aft gear shims
Add nominal value
The shim thickness is obtained by subtracting:
Subtract:
Intermediate bearing shim
884797
28. Press the bearing race into the aft gear. Use spe-
cial tool 884797.
0.60 mm
+ 0.31 mm
0.91 mm
+ 120.00 mm
120.91 mm
121.51 mm
- 120.91 mm
0.60 mm