Service Manual

20
Timing Belt Replacement
1
2
3
24
4
5
7
8
9
10
21
22
18
19
23
14
11
6
15
16
17
12
13
10 – 12 Nm
(7 – 9 ft–lb)
15 – 18 Nm
(11 – 13 ft–lb)
135 – 145 Nm
10 – 12 Nm
(7 – 9 ft–lb)
80 – 100 Nm
(58 – 72 ft–lb)
22 – 30 Nm
(16 – 22 ft–lb)
50 – 57 Nm
(36 – 41 ft–lb)
(98 – 105 ft–lb)
Figure 70
1. Crankshaft pulley 9. Gasket 17. Camshaft sprocket
2. Timing belt cover A 10. Gasket 18. Oil pump sprocket flange nut
3. Gasket 1
1. Tensioner nut 19. Oil pump sprocket
4. Timing belt cover B 12. T
iming belt 20. Crankshaft bolt
5. Gasket 13. T
iming belt tensioner 21. Crankshaft sprocket spacer
6. Gasket 14. T
ensioner spring 22. Crankshaft sprocket
7. Access cover 15. Camshaft sprocket bolt 23. Flange
8. Timing belt cover C 16. Camshaft sprocket washer
24. Timing belt rear cover
Before removing timing belt, remove alternator/water
pump belt and water pump pulley.
IMPORTANT: To prevent severely reduced belt life,
b
e careful not to get any grease, oil or dirt on new or
removed timing belt, sprocket or tensioner. Do not
clean these parts. Any parts that are extremely dirty
or covered with oil or grease should be replaced. If
there is oil on any parts, check oil seals on front
case, oil pump and camshaft.
Liquid Cooled Gas Engine
Page 3
– 48
Workman 3000/4000 Series