8-8
Main jet replacement
Replace the main jet according to the setting chart which
is available at a Yamaha dealer.
WARNING
@
●
Never remove the drain plug or the float chamber
while the engine is hot.
Fuel will flow out from the float chamber which
could ignite and cause injury.
●
Place a rag under the carburetor before removing
the drain plug or float chamber to catch any
spilled fuel.
●
Handle fuel with care: it is HIGHLY FLAMMABLE.
@
CD-04E
1. Loosen the carburetor clamps and turn over the car-
buretor.
2. Pinch the fuel hose to prevent fuel flowing.
3. Remove the drain plug and install the proper main jet.
4. Assemble by reversing the removal steps.
WARNING
@
Make sure that the throttle outer cable is firmly
seated in the holder and throttle operates smoothly
after assembling the carburetor.
@
Standard main jet:
#141.3
Main jet
Mixture
Condition
Small No.
Lean
Warm weather
High altitude
Large No.
Rich
Cold weather
Low altitude
U8AC1B.book Page 8 Thursday, April 8, 2004 12:57 PM
Summary of Contents for VK540EK
Page 1: ...OWNER S MANUAL SNOWMOBILE VK540EK ...
Page 2: ......
Page 8: ...1 1 ESU00040 1 YAMAHA MOTOR CORPORATION U S A SNOWMO BILE LIMITED WARRANTY CW 01E ...
Page 9: ...1 2 CW 02E ...
Page 10: ...1 3 CW 03E ...
Page 11: ...1 4 ESU04280 YAMAHA EXTENDED SERVICE Y E S CW 06E ...
Page 76: ......