Suzuki GN125F, Service Manual

Page: 99 / 148

C H A S S I S
5-21
PISTON
Inspect the piston surface for scratches or other damage.
Inspect the rubber parts for cracks and damage. If any
defects are found, replace the affected parts.
Visually inspect brake disc for cracks or damage, and
measure brake disc thickness with a micrometer.
Measure the brake disc surface runout with a dial gauge.
Reassemble the cliper in the reverse orders of disassembly
and removal, and also carry out the following steps.
RUBBER PARTS
BRAKE DISC
09900-20205: Micrometer (0-25 mm)
Wash the master cylinder components with fresh brake
fluid before reassembly.
Never use cleaning solvent or gasoline to wash them.
Apply brake fluid to the cylinder bore and all internal
parts before inserting into the bore.
R E A S S E M B LY
09900-20606 Dial gauge (1/100 mm)
09900-20701: Magnetic stand :
Brake disc thickness limit: 3.5 mm
Brake disc runout limit 0.3 mm
：
WARNING