6
OPERATING, LUBRICATION AND
MAINTENANCE INSTRUCTIONS
The Z-DRIVES are a transmission system for boats
allowing a direct coupling to an engine without a
gearbox being required. Also incorporated are steering
and either a kick-up system or power trim.
STEERING
This is done usually with a proprietary push-pull
system and the patented exterior linkage will require
little maintenance.
GEARSHIFT
There are ahead, neutral. and astern positions of
gear movement and the angle of movement and
length of the Z-DRIVE operating lever are designed to
suit one recommended stroke of a cable system.
These systems have alternative strokes available by
selecting a different anchoring hole on the control
head.
Operation is simple. Select neutral once the engine
is started and is idling at its operating temperature, the
control head lever can be moved to engage the
desired gear. Further movement of the control head
lever will give an increase in engine speed but no
further gear engagement.
The engine may be stopped when a gear is
engaged but starting should always be when in
neutral and no gear shifting should be attempted
when the engine is NOT idling.
LUBRICATION
Before entering service and at regular intervals (20
hours or monthly, whichever is the shorter period) the
oil level in the unit must be checked. The level plug is
on the outside near the top of the Z-DRIVE body. The
Power Trim Models have a dipstick in the transom
plate. Should the colour of the lubricant become grey
or creamy, contamination by water has occurred and
the cause should be ascertained. The lubricant should
be changed at least once per season.
ELECTROLYTIC CORROSION
As protection against galvanic action, the Z-DRIVE
has a zinc block (5) fitted to the underside of the
transom plate and a zinc ring
(218) just forward of the propeller. These should be
inspected and replaced as they become eaten away.
A craft must be fitted with sufficient anodes to
protect its own hull and fittings otherwise the whole
sterndrive may act as such. Consultation with an
expert on such anodes may be a wise precaution if in
doubt.
NEVER use any paint on the hull or Z-DRIVE that
contains copper.
PARKING MODEL 130 Z-DRIVE
If it is wished to leave the boat with the Z-DRIVES)
parked, adopt the following procedure:
Just before stopping the engine, engage astern.
(This ensures that the drive will not slip off the reverse
catch bar because the astern lock pin is under the
catch). Pull on the plunger release cable to withdraw
the locating plunger. The winding handle, when turned
in the socket of the Z-DRIVE, will cause the body to
swing sideways to starboard. (This will be possible in
starboard direction only because of a stop plate on the
swivel plate). Continue winding until the plunger
re-engages. The Drive is then parked. For trailing
support the Z-DRIVE body with ropes or blocks, etc.
POWER TRIM
Operation
If the system is correctly assembled, when the
switch is pressed down the body will be trimmed
inwards. This trimming will be finished when the rams
are completely closed. There is no indication of this on
the gauge but a change of note on the pump may be
heard. Trimming out is achieved by pressing the
switch upwards. If underway, a reading will be shown
on the gauge (up to 600 p.s.i.) and when the needle
swings quickly up to 1000 p.s.i. end of travel is
reached. Continued operation under this condition will
result in overheated wiring and damage.
Parking
It is recommended that the Power Trim Model
Z-DRIVES are left parked with the bodies
down.
The
rams are fully closed and there is no chance of
marine growth on the piston rods.
Содержание Z-Drive 130
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