Air Filter Cleaning - Yamaha BIG BEAR 4X4 Owner's Manual

Before installing the spark plug, measure the
electrode gap with a feeler gauge and adjust
to specification.
Spark plug gap:
0.6–0.7 mm (0.024–0.028 in)
a. Spark plug gap
When installing the spark plug, always clean
the gasket surface and use a new gasket.
Wipe off any grime from the threads and tight-
en to the specified torque.
Tightening torque:
Spark plug:
17.5 Nm (1.75 m·kgf, 12.5 ft·lbf)
EBU00851

Air filter cleaning

NOTE:
_
There is a check hose at the bottom of the air
filter case. If dust or water collects in this
hose, empty the hose and clean the air filter
element and air filter case.
_
1. Check hose
1. Remove the seat. (Refer to page 4-16 for
seat removal and installation proce-
dures.)
2. Remove the air filter case cover.
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