Yamaha 1100 Service Manual download pdf (Page 338)

7-43

FUEL PUMP SYSTEM

ELEC

WARNING

EB808030

FUEL PUMP TEST

Gasoline is extremely flammable and under

certain circumstances there can be a danger

of an explosion or combustion. Be extreme-

ly careful and note the following points:

 Stop the engine before refuelling.

 Do not smoke and keep away from open

flames, sparks, or any other source of fire.

 Take care not to spill gasoline. If you do ac-

cidentally spill some, wipe it up immediate-

ly with dry rags.

 If gasoline touches the engine when the en-

gine is still hot, there is a danger of com-

bustion. Make sure that the engine is com-

pletely cool before performing the

following test.

1. Check:

 Fuel pump operation

a. Fill up the fuel tank.

b. Put the end of the fuel hose into an open con-

tainer.

c. Connect the battery (12 V) to the fuel pump

coupler terminals.

Battery (+) lead  Blue/black terminal

1

Battery (–) lead  Black terminal

2

d. If fuel flows out from the fuel hose, the fuel

pump is good. If not, replace the fuel pump

assembly.

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