4-2
Fuel/Lubrication/Cooling
SPECIAL TOOLS
A number of special tools must be available to the
technician when performing service procedures in this
section. Refer to the current Special Tools Catalog for
the appropriate tool description.
NOTE: Special tools are available from the Arctic
Cat Service Parts Department.
Carburetor
Specifications (350)
Electric Choke
REMOVING
1. Disconnect the electric choke connector from the
wiring harness; then remove the screw securing
the choke body to the carburetor.
2. Carefully remove the choke assembly from the
carburetor taking care not to force the plunger
from the carburetor body.
INSPECTING/TESTING
1. Inspect the plunger (A) for scoring or scratches,
the needle (B) for damage to the tip, the spring (C)
for breakage, and the O-ring (D) for breaks.
KC328A
2. With the choke at room temperature (approxi-
mately 70° F), measure plunger extension. Mea-
surement (A) should be 18.6-19.1 mm.
KC328B
3. Connect Electric Choke Test Harness to the choke
connector and a suitable 12 DC volt power supply
for 2-3 minutes. Disconnect the power and mea-
sure plunger extension. Measurement (B) should
be 22.1-23.4 mm.
KC328C
4. If the choke is damaged or the measurements are
not within specifications, the choke must be
replaced.
INSTALLING
1. Lightly lubricate the O-ring on the choke body;
then carefully insert the choke assembly into the
carburetor being careful not to damage the
plunger.
Description
p/n
Electric Choke Test Harness
0444-247
Oil Pressure Test Kit
0644-495
Tachometer
0644-275
Carburetor
Keihin CVK34
Main Jet
112
Slow Jet
38
Pilot Screw Setting (turns)
2 1/2
Jet Needle
NLGB
Idle RPM (engine warm)
1250-1350
Starter Jet
75
Float Height
17 mm
Throttle Cable Free-Play (at lever)
3-6 mm (1/8-1/4 in.)
Section
Table of Contents
Manual
Table of Contents
For Discount Arctic Cat Parts Call 606-678-9623 or 606-561-4983
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