3-35
1
2
3
4
5
6
7
8
9
10
ENGINE
PISTON, CAMSHAFT, CRANKCASE, AND CRANKSHAFT
Out of specification/rough/eccentric wear
Replace.
3.
Check:
• Surface of camshaft gear teeth
• Decompressor
Crack/damage/wear
Replace.
4.
Check:
• Camshaft journal diameter “a”
Out of specification
Replace.
CHECKING THE VALVE LIFTER
1.
Check:
• Valve lifter
Damage
Replace.
Camshaft lobe dimensions:
Lobe height “a” (Intake):
32.1–32.2 mm (1.2638–1.2677 in)
Limit:
31.9 mm (1.2559 in)
Lobe height “a” (Exhaust):
32.5–32.6 mm (1.2795–1.2835 in)
Limit:
32.3 mm (1.2717 in)
Base circle diameter “b” (Intake):
25.98–26.08 mm (1.0228–1.0268 in)
Limit:
25.78 mm (1.015 in)
Base circle diameter “b” (Exhaust):
26.03–26.13 mm (1.0248–1.0287 in)
Limit:
25.83 mm (1.0169 in)
a
a
Camshaft journal diameter:
15.965–15.990 mm (0.6285–0.6295 in)
Limit:
15.950 mm (0.628 in)
Summary of Contents for MX250
Page 2: ...7VE F8197 10_Cover indd 2 2017 03 16 16 24 50 ...
Page 86: ...5 1 1 2 3 4 5 6 7 8 9 10 ELECTRICAL ELECTRICAL CIRCUIT DIAGRAM B B B B B B B B W Y 1 2 3 4 5 ...
Page 100: ...6 6 1 2 3 4 5 6 7 8 9 10 TROUBLESHOOTING GOVERNOR OPERATION MEMO ...
Page 116: ...7 16 1 2 3 4 5 6 7 8 9 10 SPECIFICATIONS WIRE ROUTING DIAGRAM TCI UNIT ...
Page 120: ...APPENDIX CIRCUIT DIAGRAM B B B B B B B B W Y 1 2 3 4 5 ...
Page 122: ...MEMO ...
Page 123: ...7VE F8197 10_Cover indd 2 2017 03 16 16 24 50 ...
