Volvo Penta AQUAMATIC 280 Workshop Manual page 74

26. Remove all adjustment shims (1) and tighten the
screw. Now it is no longer possible to turn the vertical
shaft in the upper gear housing. Insert an adjustment
shim at the time on the screw until the shaft can be
turned again without any sort of resistance.
Models 290 and 290A: Add one more shim to the
screw.
When the adjustment is done, coat the shims and the
screw with sealing compound, Volvo Penta part no.
1161099-5, or Permatex
screw.
Assembly, models SP and DP
Oil all moving parts prior to assembly.
27. Install a new eccentric piston seal with the steel
edge facing inward, as shown. Use special tool
884793.
®
no. 3 and then tighten the
28. Install the eccentric piston (1) in the housing. Do
not damage the seal! Push in the locating pin (2).
Align the hole with the housing. Lock it in place with a
new spring pin (3).
29. Install a new O-ring (3), then insert the spring (2)
and shift shoe (1). Coat the contact surface with Vol-
vo Penta part no. 1141570-0 sealant.
30. Remove the shim screw and install the assembly
in the upper gear head. Make sure the long edge of
the shift shoe is toward the right side of the housing
as viewed from the top.
Repair instructions
1 2 3
1
2
3
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