Fuel Tank - Yamaha MM700A Manual

FUEL AND EXHAUST SYSTEMS
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Vacuum hose
A hose from the oil injection pump routes oil to the fuel
pump where it is mixed with fuel from the fuel
1. Open the hood.
3. Label the hoses at the pump (Figure
4. Loosen the hose clamps. Then detach the hoses from
the pump. Plug the hoses to prevent fuei leakage or con-
tamination.
5. Remove the nuts holding the fuel pump to the frame
and remove the fuel pump.
7. Installation is the reverse of the preceding steps. Re-
connect the hoses according to the identification marks
made before disassembly.
Inspection
1. Connect hoses to the carburetor outlets on the fuel
pump and route the hoses into a container.
2. Connect the fuel pump to the fuel tar&.
3. Connect a hand-operated L1acuum pump, such as a
4. Operate the vacuum pump. Fuel should flow from the
pump as a unit; individual components are not available.
2. Open the shroud.
3. Remove the air box as described in this chapter.
4. Disconnect the fuel line leading to the fuel pump and
plug the line.
6. Disconnect the fuel vent hose fiom the tank.
7. Remove xhe nuts securing the rear of the fuel tank to
the fiame.
8.
Fuel hase
to carburetor
frame.
all hoses and connections for kinks or leaks.
tank. The
ternal blockage, either of which may cause decreased en-
gine performance.
snowmobile's intended use. Modifications to the exhaust
hoses oftttztil qfier removing the clamps.

FUEL TANK

Refer to Figure 47.
Move the fuel tank rearward and remove it from the
Periodically inspect the exhaust system for leaks and in-
The exhaust provides optimum performance for the
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