Checking Brake Pedal; Checking Brake Light Switch; Every 300 Hours; Checking Tire - Kubota RTV520 Operator's Manual

PERIODIC SERVICE
6. Inspect spark plugs for cracked porcelain, pitted
electrodes, or other wear and damage. Replace the
spark plug if necessary.
NOTE :
• Do not clean the spark plug in a machine
using abrasive grit. Some grit could remain
in the spark plug and enter the engine
causing extensive wear and damage.
Recommended spark plug
7. Check the gap using a wire feeler gauge. Adjust
the gap from 0.6 to 0.7 mm (0.024 to 0.028 in.) by
carefully bending the ground electrode.
(A) 0.6 to 0.7 mm (0.024 to 0.028 in.)
8. Reinstall the spark plug into the cylinder head.
Tightening torque

7. Checking brake pedal

WARNING
To avoid serious injury or death:
• Stop the engine and chock the wheels before
checking brake pedal.
• If movement is outside of the specifications,
contact your local KUBOTA Dealer for adjusting
the brake.
Checking the brake pedal free travel
Proper brake pedal free travel
1. Release the parking brake.
2. Slightly depress the brake pedal and measure free
travel at the top of the pedal stroke.
70
NGK BKR4E
25 to 30 N⋅m
(19 to 22 lbf⋅ft)
7 to 14 mm (0.3 to 0.6 in.) on
the pedal
(1) Brake pedal
3. If brake pedal free travel is outside of the
specifications, contact your local KUBOTA Dealer
for adjusting the brake.
Checking the brake pedal stroke
Pedal stroke
1. Release the parking brake.
2. Step on the pedal and measure the pedal stroke.
3. If brake pedal stroke is outside of the specifications,
contact your local KUBOTA Dealer for adjusting the
brake.

8. Checking brake light switch

1. Park the vehicle on a flat surface.
2. Step on the brake pedal to check if the brake light
comes on.
3. If it does not, check the bulb or brake light switch.
(1) Brake light switch
(2) Brake pedal

EVERY 300 HOURS

1. Checking tire

1. Check to see if tires are not damaged.
EVERY 200 HOURS
(A) "FREE TRAVEL"
(B) "PEDAL STROKE"
Less than 65 mm (2.56 in.) on
the pedal
RTV520