139PERIODIC SERVICE
C Detaching and reattaching the drain plug
In detaching and reattaching the drain plug, be sure to
apply a wrench at the hex part of the flange to keep it in
place. And detach or reattach the drain plug (bolt).
A If the fuel contains impurities, such as water, drain the
fuel tank at shorter intervals.
A Drain the fuel tank before operating the tractor after a
long period of storage.
A The fuel tank is made of plastic. Be careful not to
overtighten the bolts.
BCleaning Inner Air Filter
Remove the inner filter, and blow air from the direction
opposite to the filter's normal air flow.
Pressure of compressed air must be under 205 kPa (2.1
kgf/cm , 30 psi).
BCleaning Fresh Air Filter
To avoid personal injury or death:
A When removing and attaching the filter, apply
parking brake, stop the engine and remove the
key.
A Check the filter using the strong and stable
ladder to stand on.
Never check it while standing on a tire or
fender.
Remove the knob bolts and pull out filter.
(1) Flange (Hex part)
(2) Drain plug (with seal washer)
Tightening torque
Drain plug (M10)
22.8 to 26.2 N-m
(2.3 to 2.7 kgf-m, 16.8 to 19.3 ft-lbs)
Tank cover lock
bolt (M8)
23.5 to 27.5 N-m
(2.4 to 2.8 kgf-m, 17.3 to 20.3 ft-lbs)
(1) Inner air filter
(2) Knob bolts
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