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Maintenance work on chassis and engine – KTM 450 SMR User Manual

Page 45

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MAINTENANCE WORK ON CHASSIS AND ENGINE

43

Checking free play of foot brake lever

Warning

Danger of accidents

ಗBrake system failure.

If there is no free travel on the foot brake pedal, pressure builds up on the rear brake in the brake system. The rear brake
can fail due to overheating. Adjust free travel on foot brake pedal according to specifications.

400205-11

Disconnect spring

‘

.

Move the foot brake lever backwards and forwards between the end stop and the
foot brake cylinder piston bracket and check free play

‘

.

Specification

Free play at foot brake lever

3… 5

‘mm (0.12… 0.2‘in)

»

If the free travel does not meet specifications:

Adjust the basic position of the footbrake lever. (

P. 43)

Reconnect spring

‘

.

Adjusting basic position of footbrake lever

‘

x

Warning

Danger of accidents

ಗBrake system failure.

If there is no free travel on the foot brake pedal, pressure builds up on the rear brake in the brake system. The rear brake
can fail due to overheating. Adjust free travel on foot brake pedal according to specifications.

400232-10

Disconnect spring

‘

.

Loosen nut

‘

and with push rod

‘

, turn it back until you have maximum free play.

To adjust the basic position of the footbrake lever individually, lossen nut

‘

and

turn screw

‘

accordingly.

Info

The range of adjustment is limited.

Turn push rod

‘

accordingly until you have free play

‘

. If necessary, adjust the

basic position of the footbrake lever.
Specification

Free play at foot brake lever

3… 5

‘mm (0.12… 0.2‘in)

Hold screw

‘

and tighten nut

‘

.

Specification

Remaining nuts, chassis

M8

30

‘Nm

(22.13

‘lbf‘ft)

Hold push rod

‘

and tighten nut

‘

.

Specification

Remaining nuts, chassis

M6

15

‘Nm

(11.06

‘lbf‘ft)

Reconnect spring

‘

.

Checking the rear brake fluid level

Warning

Danger of accidents

ಗBrake system failure.

If the brake fluid level falls below the MIN mark, this indicates a leakage in the brake system or worn-out brake linings.
Have the brake system checked in an authorized KTM workshop, and do not ride any further.

Warning

Danger of accidents

ಗReduced braking due to old brake fluid.

Have the front and rear brake fluid replaced according to the service plan in an authorized KTM workshop.