Razor 15130760 Manual

A SERVICE OF

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6

REPAIR AND MAINTENANCE

Chain and Tire Replacement –

Mini Chopper

WARNING: To avoid

a pinch or injury, keep ﬁ ngers

away from moving sprockets

and chain.

WARNING:

Increasing

the tension too much can snap

the chain or bend the motor

output shaft. To avoid this, use

caution where tightening and

carefully check the tension

after each 1/8 to 1/4 turn of

adjusters.

1

Loosen the rear axle by

attaching wrenches to both

axle nuts and loosening

counter-clockwise.

2

Loosen the brake anchor

screw

(attached with the small

bolt in the long slot on the left

side of the frame

).

Note:

This system of

adjusters is common to

motorcycles and BMX bicycles.

If you are not familiar with

it or do not feel comfortable

performing the adjustment,

consult an authorized Razor

service center or a qualiﬁ ed

BMX bike or motorcycle

mechanic.

3

Tightening the adjusters

clockwise tightens the chain;

loosening the

adjusters counter-

clockwise will relax it. When

loosening the

adjusters, you will

have to nudge the axle forward

by tapping the wheel with your

hand to relax the tension on the

chain.

4

Turn both adjusters the

exact same amount, 1/8 to 1/4

turn at a time, to maintain the

wheel alignment. Once the ten-

sion is correct, tighten the axle

and brake anchor bolt.

1

Loosen and disconnect the

brake cable anchor.

2

Loosen and disconnect the

brake housing anchor.

Note:

Pay attention to the loca-

tion of the parts for when you

reinstall.

3

Loosen the rear axle by

attaching wrenches to both axle

nuts and loosening counter-

clockwise.

4

Loosen the chain adjusters

about 3-4 turns. Be sure to

loosen both adjusters an equal

number of turns.

5

Slide the wheel forward to

slacken and disengage the

chain from the wheel sprocket

and motor sprocket.

(Note:

Your hands will get greasy

doing this.)

6

Remove wheel and replace

chain or tire. To reinstall wheel,

reverse these steps.