ALTERNATOR
Repair
11-6
BY Service Manual
© 2009 Yanmar Marine International
6. Pry off protective cap (Figure 11-3, (1)) and
remove the bolt that secures idler pulley
(Figure 11-3, (2)).
Figure 11-3
Figure 11-3
7. Remove two bolts (Figure 11-3, (3)) and
remove alternator from engine.
8. Install alternator and tighten mounting bolts to
38 N·m (28 ft-lb).
9. Install idler pulley and install protective cap.
10. Connect cables to alternator. Tighten positive
cable nut to 13 N·m (115 in.-lb).
11. Install alternator belt. See Replace Alternator
12. Install belt guard.
13. Connect battery negative (-) cable to the
battery.
Remove and Install Alternator Belt
Tensioner
1. Disconnect battery negative (-) cable from the
battery.
2. Remove belt guard.
3. Remove alternator belt. See Replace Alternator
4. Remove intake manifold. See Intake Manifold
5. Remove alternator. See Remove and Install
6. Remove bolt (Figure 11-4, (1)) securing idler
pulley (Figure 11-4, (2)). Remove idler pulley.
Figure 11-4
Figure 11-4
Note: Bolt (Figure 11-4, (3)) must be removed
and installed with the belt tensioner
spring assembly.
7. Loosen bolt (Figure 11-4, (3)) securing
tensioning pulley and arm to belt tensioner
spring assembly.
8. Remove arm and pulley (Figure 11-4, (4)) in
direction of arrow.
9. Remove bolts. Remove tensioner spring
assembly (Figure 11-5, (1)) in direction of
arrow.
Figure 11-5
Figure 11-5
10. Installation is done in reverse of removal. Install
new seal (Figure 11-5, (2)).
000
38
42
(
3
)
(2)
(1)
