Fuel Cock Cleaning; Air Filter - Yamaha DT501988 Owner's Manual

1.
Fill the reservoir tank with coolant up to
"FULL" level.
J. Reinstall the reservoir tank cap and check
for coolant leakage.
U-044
NOTE:~~~~~~~~~~~~­
lf you fina any leaks, ask a Yamaha dealer to
inspect.
k. Install the radiator cover.
H-600
Fuel G,Ock cleaning
The fuel cpck has a built-in filter to remove
any particles before they reach the carburetor.
If the filter becomes blocked, fuel cannot
enter the carburetor.
1. First, turn the cock lever to the "OFF"
then remove the filter cup and clean the
bottom of the cup with solvent.
7-11
2. After removing the filter cup, remove and
clean the filter screen. At the same time,
you should examine the condition of the
filter gasket. Replace if damaged.
3. When reassembling, be careful not to
clamp the filter cup too tightly as this
may unseat the 0-ring and lead to a fuel
leak.
H-635
Air filter
1 . Remove the side cover.
2. Remove the air filter case fitting screws
and the filter case cover.