Komatsu AX20 Operation & Maintenance Manual page 95

SEDIMENTER WARNING LAMP (Diesel BX models)
This lamp should not light up. If it lights up drain the water from the
fuel filter. (See "(DIESEL ENGINE) DRAIN WATER FROM FUEL
FILTER" on page 4-23.)
n CHECK STEERING WHEEL
Check the following points.
• Play (the play should be 1.2 - 2.4 in. (30- 60 mm).
• There must be no up-down play.
n CHECK LAMPS AND BACK-UP BUZZER
• Check that the lamps light up correctly. Replace any broken
bulbs.
• For trucks equipped with the back-up buzzer option, check that
the back-up buzzer sounds when the forward/reverse lever is
placed in REVERSE. If the back-up buzzer does not sound
when the forward/reverse lever is placed in REVERSE, carry
out repairs or replacement immediately.
n CHECK LIFT-CHAIN
• Set the forward/reverse control lever to the
neutral position and apply the parking brake.
Then perform checking.
• NEVER insert feet under the forks.
Check lift-chain tension
1. Lift the forks 4 - 6 in. (10 - 15 cm) from the ground.
2. Check the right and left deflections of the lift-chain by pressing it
at the center. The tension is normal when both deflections are
approximately equal.
3. If the deflections differ from each other, adjust with the nut of the
lift-chain stopper bolt.
22. TRAVEL OPERATIONS
3-27