Komatsu AX20 Operation & Maintenance Manual page 91

n CHECK PEDALS
Depress the pedal and check that there is no abnormal heaviness or catching.
BRAKE PEDAL
Play
Pedal height when
depressed (h)
INCHING PEDAL
Play
Interconnected travel
Remark
The interconnected travel is the distance that the brake pedal and inching pedal move together.
n CHECK DEFLECTION OF DRIVE BELT
Push the belt at the mid-point between the pulleys with your finger
and check that the deflection is the specified value.
AX/BX Gas and LPG
BX Diesel
NOTICE
Replace the belt if the belt is stretched and there no allowance for adjustment, or if the belt is cut or
cracked.
n CHECK OIL LEVEL IN ENGINE OIL PAN
Use the dipstick to check that the oil is within the correct range. If the
oil level is low, add engine oil through the oil filler.
NOTICE
• If the oil is markedly dirty or discolored, change the oil.
• Always use genuine Komatsu engine oil.
(See "LUBRICANT LIST" on page 4-2).
0.51 - 0.67 in. (13 - 17 mm)
3.54 - 3.94 in. (90 - 100 mm)
0.08 - 0.12 in. (2 - 3 mm)
1.85 - 2.09 in. (47 - 53 mm)
0.43 - 0.51 in. (11 - 13 mm)
(98 N finger pressure)
(10 kgf finger pressure)
0.39-0.59 in. (10 - 15 mm)
(98 N finger pressure)
22. TRAVEL OPERATIONS
3-23