Volvo D4, Operator'S Manual

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92
Maintenance: Steering
Parallel strut. Checking
The parallel strut (twin and triple installation) is a vi-
tal safety component. Inspect it carefully if the drive
kick-up function has been triggered by the boat going
aground or hitting an object in the water.
WARNING! If the parallel strut shows signs of
damage, run at reduced speed to harbor. The
parallel strut is a vital safety component, damage
may affect steering characteristics. In the worst
case steering could be lost altogether. Never
align or weld a damaged parallel strut. Please
contact your nearest authorized Volvo Penta
workshop for assistance.
30 Nm
A
B
30 Nm
Hydraulic tie-bar. Adjusting
The tie-bar can be adjusted both with the boat in the
water and with the boat up on land.
With the boat in the water:
1. Remove protective cap screw (A). Loosen adjust-
ment screw (B) 1-2 turns.
2. With the engines running, turn the steering wheel
hard over to one side until the helm pump goes
against a ”lock”. Both stern drives will then steer
out fully to one side.
3. Tighten adjustment screw (B), torque 30 Nm ) se-
curely. Install protective cap screw (A).
This procedure will line up the stern drives parallel
to each other (straight ahead).
With the boat on land:
1. Remove protective cap screw (A). Loosen adjust-
ment screw (B) 1-2 turns.
2. Set stern drives to desired alignment (straight
ahead recommended).
3. Tighten adjustment screw (B), torque 30 Nm ) se-
curely. Install protective cap screw (A).