Installation and Maintenance Manual
ULTRAFLEX
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page 20
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HYDRAULIC CYLINDER FOR OUTBOARD ENGINE
3.6.4 Dual steering station/ single cylinder
- Manually unscrew the two bleed valves on
the hydraulic hose fittings and push the
cylinder to one side up to the end stroke.
- Position the oil bottle near the main steering
station (upper) according to what is
described in paragraph 3.6.1.
Wait until the oil reaches the lower tank and
both tanks are filled.
- Follow the same bleeding procedure
described in paragraph 3.6.2 starting from
the lower station and repeat it for the upper
station.
3.6.3 Single steering station/ dual cylinder
- Manually unscrew the two bleed valves on
the hydraulic hose fittings and push the
cylinders to one side up to the end stroke.
- Position the oil bottle as described in
paragraph 3.6.1.
- Follow the same bleeding procedure
described for the single steering station /
single cylinder (paragraph 3.6.2).
While turning the steering wheel be careful
because both cylinders move.
- Repeat the entire procedure several times to
ensure the air absence in the system.
WARNING
4
- Open the other bleed valve and move purged oil tank to the other side.
Holding the cylinder body in this position, turn the steering wheel as shown
in picture 4, until oil without air bubbles comes out of the bleed valve.
Then close the bleed valve.
- Repeat the entire procedure to ensure the absence of air in the system.
The described procedure is the same even in case of single station, dual engine,
single cylinder and tie bar.
NOTICE
bleed
valves
bleed
valves
black vent plug
silver non-vent
plug
