Top Cowling; Checking The Top Cowling; Checking The Hour Meter; Fuel System - Yamaha F100C Service Manual

Top cowling

Checking the top cowling

1. Check the fitting by pushing the cowling
with both hands. Adjust if necessary.
2. Loosen the bolts 1.
3. Move the hook 2 up or down slightly to
adjust its position.
NOTE:
• To loosen the fitting, move the hook toward
the seal.
• To tighten the fitting, move the hook away
from the seal.
4. Tighten the bolts.
5. Check the fitting again and, if necessary,
repeat steps 2–4.

Checking the hour meter

1. Turn the engine start switch to ON.
2. Check that the total hours of operation
are displayed after the entire LED 1 has
been illuminated
Replace if LED does not illuminate.
60C5D11
Maintenance interval chart / Top cowling / Fuel system
3
S60C3010
S60C3020
for two seconds.

Fuel system

Checking the fuel joint and fuel
hoses (fuel joint-to-carburetor)
1. Remove the plate 1, and then check the
fuel hose connections and fuel joint 2 for
leaks. Replace if necessary. Also, check
the fuel filter 3, fuel pump 4, and carbu-
retor 5 for leaks, and the fuel hoses for
leaks and deterioration. Replace if nec-
essary.

Checking the fuel filter

1. Check the fuel filter element 1 for dirt
and residue and check the fuel filter cup
2 for foreign substances and cracks.
Clean with straight gasoline and replace
the cup if necessary.
1
2
S60C3730
3
3
4
5
6
7
8
S60C3030
9
3-4