Engine Mount; Oil And Fuel; Ski; Steering - Yamaha GP 338F Servise Manual

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STEERING (SKI) AND CHASSIS -
Frame, Engine
Mount,
Oil and Fuel, Ski, Steering, Control Wires, Shroud
4-2.
Engine Mount
(1) Check the engine mount damper for separation
.
If the engine mount damper shows separation or
cracks, replace.
The movement of the V-belt gives a great strain to
the engine mount damper, and therefore, it should
be checked periodically.
(Fig
.
4-9)
Fig
.
4-9
4-3.
Oil
and
Fuel
(1) Check cl ips retaining pipes for missing.
(2)
Check to see if pipes contact the secondary shaft.
Refer to pip ing and wiring diagrams.
(3)
Check pipes for kinks, breaks and leaks.
(4)
Check pipes for flattening caused by tank.
(5)
Check the breather pipe for correct routing.
Check clamps for looseness.
The breather pipe should be so routed that no fuel
leakage will result from the severe vibration, shocks
and/or banking of the vehicle.
For routing, refer to piping and wiring diagrams.
4-4.
Ski
(1) Check the ski runner mounting bolts for looseness.
A loose ski runner
could
cause hard steering
.
(2)
For rac ing purposes, the following parts are offered
as options.
a.
Carbide runner
b.
Shock absorber
c.
Spring assembly
4-5.
Steering
(1) Avoid turning the steering handle more than speci-
fied.
If it is turned excessively, the outside arm
con-
tacts the stopper attached to the frame reinforce-
ment rib.
Take care particulary when the machine is
stopped or runs at low speeds.
(Fig. 4-10)
Fig. 4-11
(2)
Check lock washers
.
Bolts and nuts tend to come loose be cause of vibra-
tion.
Check whether or not lock washers are bent over
bolt heads or nuts.
4-6,
Control Wires
(1)
Check all control wires for correct routing.
Refer to wiring and piping
diagrams.
(2)
Check bands for looseness.
(3)
Check whether or not the carburetor butterfly valve
can be fully opened.
Since
the
throttle wire tends to stretch when the
machine is new, adjust after two or three weeks
from the date of purchase
.
4-7,
Shroud
(1)
Opening and closing
The shroud should be opened slowly so that no
shocks are given to the shroud stopper
.
When closing, take care so that the throttle wire is
not pinched between the instrument panel and the
shroud.
(2)
Set the shroud stopper spring on the right hinge so
it does not contact the clutch (primary sheave or V-
belt)
.
Refer to the GPX338F/GPX433F Assembling Man-
ual.
- 48-

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