Komatsu WA20-2, Operation & Maintenance Manual

Page: 186 / 195

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8. ACCELERATOR PEDAL STOPPER LEVER

WARNING
When carrying out the warming-up operation, always apply the
parking brake, set the directional lever to the N position and the
work equipment control lever to the HOLD position, and lock
with the safety lock.
This lever holds the accelerator pedal at the position for warming
up (engine speed: 1400 – 1500 rpm).
Position
A : HOLD
Depress the accelerator pedal half way (approx. 1600
rpm), then apply the stopper lever.
Position B : RELEASE
Depress the accelerator pedal slightly from the HOLD
position, then return the stopper lever by hand to
release the accelerator pedal.
9. VENT SELECTOR LEVER
This lever selects the vent for the hot air to warm the operator’s
cab.
Position
A : All hot air sent to the vent for the front glass defroster
Position B : Divided between vent for heat and vent for front glass
defroster
28.2 REAR WINDOW
Open the rear window of the cab when opening or closing the
tilt hood.
Hold lever 1 by hand and pull. The rear window will open. When
closing the rear window, push in the bottom of the rear window
securely towards the cab.
NOTICE
Except when opening the rear window, always keep it locked to
prevent vandalism.
Check the direction of the key groove on the lever to check that
it is locked.
28. EQUIPMENT WITH CAB 28. EQUIPMENT WITH CAB