Check Chain Anchor Bolt For Deformation And Damage; Check Gear Box For Oil Leakage, Looseness Of Mount; Check Mounting Condition Of Power Steering, Check For Looseness At Connections; Check Pedals For Play, Looseness, Damage And Wear - Komatsu AX20 Operation & Maintenance Manual

31. MAINTENANCE
n CHECK CHAIN WHEEL BEARING FOR PLAY
n CHECK CHAIN ANCHOR BOLT FOR DEFORMATION AND DAMAGE
31.3.4 STEERING SYSTEM
n CHECK GEAR BOX FOR OIL LEAKAGE, LOOSENESS OF MOUNT
n CHECK MOUNTING CONDITION OF POWER STEERING, CHECK FOR LOOSENESS AT CONNECTIONS
n CHECK PEDALS FOR PLAY, LOOSENESS, DAMAGE AND WEAR
1. Check the play and the height of the brake pedal when it is
depressed to check that it matches the specified values.
BRAKE PEDAL
Play
Pedal height
when depressed
2. Test the brake while gradually increasing your speed from a
low speed. Check that the brakes do not pull, grab or drag. If
necessary, adjust the brakes until they apply smoothly.
3. Depress the pedal and check that there is no abnormal
heaviness or catching.
CLUTCH PEDAL (CLUTCH-TYPE LIFT TRUCKS)
Play
INCHING PEDAL (TORQFLOW TRANSMISSION LIFT TRUCKS)
Play
Interconnected travel
Remark
The interconnected travel is the distance that the brake pedal and inching pedal move together.
Inspect the lift truck in an area where it will not obstruct other vehicles or workers.
n CHECK BRAKE PIPING/TUBING FOR DAMAGE, LEAKAGE, LOOSENESS, CONTACT, LOOSENESS OF
BRAKE TUBING CLIPS AND DISCONNECTION AT FITTINGS
n CHECK CLEARANCE BETWEEN BRAKE DRUM AND LINING, CHECK BRAKE FOR GRABBING,
DRAGGING OR PULLING
31.3.5 POWER TRAIN
n CHECK SHIFT LEVER FOR PLAY, MESHING
n CHECK FOR OIL LEAKAGE FROM TRANSMISSION AND DIFFERENTIAL CASES
4-20
0.51 - 0.67 in. (13 - 17 mm)
3.54 - 3.94 in. (90 - 100 mm)
0.12 - 0.20 in. (3 - 5 mm)
0.08 - 0.12 in. (2 - 3 mm)
1.85 - 2.09 in. (47 - 53 mm)