um UXPW125 - Page 90

UXPW 125 ENGINE SERVICE MANUAL AND EFI DIAGNOSTIC
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8.4.4. Check main and counter shafts
8.4.4.1. Disassemble gears on main and counter
shafts.
8.4.4.2. Check gears for severe wear or damage.
Check inner diameter of the gears
8.4.4.3. Check shaft sleeve for severe wear and
damage
Measure inner and outer diameters of
shaft sleeve
Calculate fit clearance between shaft sleeve and gear
Service
limit
M4
Φ20.04mm
M5
Φ20.04mm
C1
Φ20.55mm
C2
Φ23.07mm
C3
Φ23.07mm
Bushing outer
diameter service
limit
M4
Φ19.93mm
M5
Φ19.93mm
C1
Φ20.41mm
C2
Φ22.95mm
Bushing inner
diameter service
limit
M4
φ17.04mm
C1
φ17.04mm
C2
Φ20.04mm
Service limit
0.10mm