Yamaha XF50W Service Manual page 133

CHAS (3^3^)
REAR WHEEL AND BRAKE
3. Install:
8brake shoe k i t 1
8tension springs
cC
Do not put lubricating oil on the brake
lining.
Change the tension spring at the same
time of changing the brake shoe.
Refer to the direction in the illustration
when assembling the brake shoe and
spring.
Refer to the illustration with regards to
the assembly direction of tension spring,
and do not let the spring hook and coil
to be damaged by the pliers.
4-17