Removing The Trim Pump From The Boat; Removing The Oil Reservoir; Replacing Filters - Volvo Penta AQUAMATIC 280 Workshop Manual

Trim system
Removing the trim pump from the
boat
Turn off the main battery switch. Disconnect the
trim pump wiring harness, ground cable from the fly-
wheel housing, and the positive (+) cable from the
starter motor.
Note how the hydraulic hoses are connected to the
pump. Place a clean drain pan under the pump as-
sembly. Disconnect the hydraulic hoses. Install pro-
tective caps (1) over the hoses (2) and pump (3) to
prevent dirt from entering. Unbolt the oil pump mount-
ing bracket. Hold the pump upright to avoid oil spill-
age. Drain the oil from the pump.
WARNING! Always exercise great cleanliness
when working with hydraulic systems. Do not al-
low dirt or other impurities to enter the system.
Use lint-free rags when cleaning parts. Always
fill with clean oil of the recommended quality.
156

Removing the oil reservoir

Remove the center bolt (1), together with the O-ring
(2) and sleeve (3) that holds the plastic reservoir, us-
ing an 8 mm socket. Remove the reservoir and the
rubber seal (8) (fig. showing the exploded view).

Replacing filters

Grip the filter ring with pliers and pull upward while
twisting.