Arctic Cat Panther 1974 Manual page 32

TROUBLE SHOOTING
Problem Condition Remedy
E ngi ne wi II not start because
2.
Air leak between intake 2. Tighten mounting nuts or
fuel will not ignite.
elbow and engine. replace gasket.
3.
Low speed and/or high
3.
Adjust carburetor.
speed mixture needles
adjusted improperly.
4.
Insulating block between
4.
"True up" or replace intake
intake elbow and engine insulating block.
is warped.
5. Water in carburetor. 5. Perform carburetor service.
6. Engine flooded.
6 .
Turn ignition switch OF F,
remove
spar~
plug and dry -
crank engine over 5 - 10
times. Install spark plug and
start engine. If engine con-
tinues to flood, service the
carburetor.
Engine will not idle. 1 . Adjustment of idle speed 1. Adjust idle speed screw.
screw improperly set.
2. Low speed mixture screw 2.
Adjust low speed mixture
improperly adjusted. screw.
3.
Obstructed, dirty or mal-
3.
Clean and service the
functioning carburetor. carburetor.
Engine develops power loss 1. Vent hole in fuel tank cap 1. Remove obstruction from
or accelerates poorly. obstructed. vent hole.
2. Fouled or defective spark 2. Replace spark plug.
plug.
3.
Seal in end cover leaking.
3.
Replace end cover seal.
4. Choke butterfly accidental- 4. Service the carburetor.
Iy closing.
5. Rotor face washed clean 5.
A)
Remove apex seals and
(absence of carbon) near springs, sealing pins,
the sealing pin and side sealing pin springs, side
seal.
seals and side seal springs.
Decarbonize the side
seals, springs, grooves
and sealing pin bore in
the rotor.
B)
Place the wearing surface
of the side seals together,
press together on each
end and hold up to the
light. No light is to be
evident between the
seals. Measure the side
seals (see II Engine
Servicing, Inspect Apex
Seals, Sealing Pins and
Side Seals, page 11-21) .
11-8