Adjusting Parking Brake - Kubota ZG327A Operator's Manual

BAdjusting Parking Brake
If you feel you are unable to make the following service
correctly and safely, contact your local KUBOTA Dealer.
To avoid personal injury:
A Park the machine on a firm and level surface.
A Stop the engine and chock the wheels before
checking or adjusting.
A Wrong adjustment may cause machine damage.
(1) Check brake spring
1. Place the motion control levers to the "NEUTRAL
LOCK" position.
2. Be sure to chock the rear wheels.
3. Apply the parking brake to the lock position.
4. Check the length of the brake springs on both sides.
(A): Proper brake spring length
with the brake applied to the
lock position
(1) Brake rod (A) "Parking brake spring length"
(2) Brake spring
(3) Lock nut
5. If the length of the brake spring is not correct, adjust it.
(See "Adjustment of brake spring length" below.)
6. Release the parking brake completely.
7. Hold the brake rod lightly.
8. Check the brake spring play.
(B): Proper brake
115 to 117 mm
(4.53 to 4.61 in.)
(1) Brake rod
(2) Brake spring
(3) Lock nut
9. If the brake spring play is not correct, adjust it.
C Adjustment of brake spring length
1. Place the motion control lever to the "NEUTRAL
2. Apply the parking brake to the lock position.
3. Loosen the lock nuts.
4. Adjust the spring length to the recommendation.
5. Lock the nuts.
6. Check the brake spring play to the recommendation.
7. Adjust the other side spring to the same dimension.
C Adjustment of brake spring play
1. Place the motion control lever to the "NEUTRAL
2. Be sure to chock the rear wheels.
3. Release the parking brake completely.
4. Loosen the lock nuts.
5. Hold the brake rod by hand.
6. Tighten the nut to the correct space between the end
7. Lock the nuts.
8. Adjust the other side spring to the same dimension.
(2) Check on the slope
1. Place the machine on a 17 ramp.
2. Apply the parking brake.
PERIODIC SERVICE
The spring must have play.
Reference: 0.5 to 1.0 mm
spring play
(A) "Hold the brake rod"
(B) "Parking brake spring play"
(See "Adjustment of brake spring play" below.)
LOCK" position.
If there is no play, adjust the brake spring play again.
(See "Adjustment of brake spring play" below.)
LOCK" position.
of the spring and the nut.
63
(0.02 to 0.04 in.)