kymco mo zx50 Instruction De Maintenance

Inspection
Measure the brake master cylinder I.D.
Service Limit: 12.75mm
Inspect the master cylinder for scratch or

crack.

Measure the brake master cylinder piston

O.D.
Service Limit: 12.6mm
Before assembly, inspect the lst and 2nd

rubber cups for wear.

Assembly
Before assembly, apply brake fluid to all

removed parts.

Install the spring together with the 1st

rubber cup.

Install the main piston, spring and snap

ring.

Install the rubber cover.

Install the brake lever.

• During assembly, the main piston and

spring must be installed as a unit

without exchange.

• When assembling the piston, soak the

cups in brake fluid for a while.

• Install the cups with the cup lips

facing the correct direction.

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