Yamaha YZF-R125 Service Manual: Checking the rear shock absorber assembly
1. Check:
- Rear shock absorber rod
Bends/damage
Replace the rear
shock absorber assembly. - Rear shock absorber
Oil leaks
Replace the rear
shock absorber assembly. - Spring
Damage/wear
Replace the
rear shock absorber assembly. - Bushing
Damage/wear
Replace the rear
shock absorber assembly. - Bolts
Bends/damage/wear
Replace.
Removing the rear shock absorber assembly
1. Stand the vehicle on a level surface.
WARNINGSecurely support the vehicle so that there
is
no danger of it falling over.
NOTE:
Place the vehicle on a suitable stand so that th ...
Checking the connecting arms and relay arm
1. Check:
Connecting arms
Relay arm
Damage/wear Replace.
2. Check:
Bearings
Oil seals
Damage/pitting Replace.
3. Check:
Spacers
Damage/scratches Replace.
...
Other materials:
Checking the piston rings
1. Measure:
Piston ring side clearance
Out of specification Replace the
piston
and piston rings as a set.
NOTE:
Before measuring the piston ring side clearance,
eliminate any carbon deposits from the piston
ring grooves and piston rings.
2. Install:
Piston ring
(into the cylind ...
Installing the engine
1. Install:
Engine "1"
Engine mounting bolt (rear lower side) "2"
Engine mounting nut (rear lower side) "3"
Engine mounting bolt (rear upper side) "4"
Engine mounting nut (rear upper side) "5"
Engine mounting bolt (front side) "6"
Engine mounting nut (front side) "7"
NOTE:
Do not ...
Checking the valve seats
The following procedure applies to all of the
valves and valve seats.
1. Eliminate:
Carbon deposits
(from the valve face and valve seat)
2. Check:
Valve seat
Pitting/wear Replace the
cylinder head.
3. Measure:
Valve seat width C "a"
Out of specification Replace
the ...