Remove And Install Alternator; Remove And Install Alternator Belt Tensioner - Yanmar BY Series Service Manual

Repair

Remove and Install Alternator

1. Disconnect battery negative (-) cable from the
battery.
2. Remove belt guard.
3. Remove alternator belt. See Replace Alternator
Belt on page 11-6.
Figure 11-2
4. Disconnect positive cable (Figure 11-2, (1))
from alternator.
5. Disconnect connector (Figure 11-2, (2)) from
alternator.
( 2 )
( 1 )
Figure 11-3
6. Pry off protective cap (Figure 11-3, (1)) and
remove bolt that secures idler pulley
(Figure 11-3, (2)).
BY Service Manual
7. Remove two bolts (Figure 11-3, (3)) and
8. Install alternator and tighten mounting bolts to
9. Connect cables to alternator. Tighten positive
10. Install idler pulley and install protective cap.
11. Install alternator belt. See Replace Alternator
12. Install belt guard.
13. Connect battery negative (-) cable to the
Remove and Install Alternator Belt
Tensioner
1. Disconnect battery negative (-) cable from the
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
( 3 )
0003842
6. Remove bolt (Figure 11-4, (1)) securing idler
remove alternator from engine.
38 N·m (28 ft-lb).
cable nut to 13 N·m (115 in.-lb).
Belt on page 11-6.
battery.
battery.
Belt on page 11-6.
on page 5-70.
Alternator on page 11-7.
Figure 11-4
pulley (Figure 11-4, (2)). Remove idler pulley.
ALTERNATOR
11-7