FAILURE DIAGNOSIS
15
FAILURE DIAGNOSIS PROCEDURE WHEN THE DRUM BRAKE FAILS
The wire ropes of
brake control
cable can not be
pulled smoothly in
the cover
Brake
rocker arm
revolves
difficultly
The arrow on the
indicating plate of brake
cam aligns with or
Exceeds the “
▽
” mark on
the brake wheel hub cap
The arrow on the indicating
plate of brake cam does not
align with the “
▽
” mark on
the brake wheel hub cap
The
movable parts
of the brake
cam are rust-
ed or stuck
in foreign
materials
1. Check if the crown
face of the brake cam
is over-worn
2. Check if the brake
block friction disc is
over-worn
3. Check if the brake
wheel hubinside is
over-worn
1. Check if the surface of
brake block friction disc is
stained with oil
2. Check if the contact area
between the brake block
friction disc and brake hub
is less than 70%
Drum brake fails
Check if the free stroke of brake lever is
within 10mm ~ 20mm or check if the free
stroke of brake pedal is within 20mm ~ 30mm
No
Yes
Readjust
Separate the steel ropes of brake rocker arm and brake
control cable, then pull the brake rocker arm by hand to check
Brake rocker arm
revolves smoothly,
but you feel
resistance when
holding the brake
handle
Содержание Ride Speedy
Страница 1: ...REPAIR MANUAL Speedy Vers 2017_01...
Страница 11: ...1 TIPS FOR USING THE FOUR MAJOR ELECTRICAL PARTS...
Страница 13: ...2 FAILURE DIAGNOSIS...
Страница 21: ...3 FAULTS AND TROUBLE SHOOTING...
Страница 22: ...FAULTS AND TROUBLESHOOTING 22...
Страница 23: ...FAULTS AND TROUBLESHOOTING 23...
Страница 24: ...FAULTS AND TROUBLESHOOTING 24...
Страница 25: ...4 PERIODIC MAINTENANCE...
Страница 36: ...5 REPAIR AND DIAGNOSTICS...
Страница 79: ...RIDE is a trademark of KSR Group GmbH Gewerbeparkstrasse 11 3500 Krems Austria www ksr group com...