Belt Tension; Seawater Pump Belt - Kohler 13.5CCOZ Operation And Installation Manual

WARNING
Accidental starting.
Can cause severe injury or death.
Disconnect battery cables before working on
generator set (disconnect negative lead first and
reconnect it last).
Disabling generator set. Accidental starting can
cause severe injury or death. Disconnect battery
cables (remove negative lead first and reconnect it last)
to disable generator set before working on the generator
set or connected equipment. The generator set can be
started by the remote start/stop switch unless this
precaution is followed.
WARNING
Rotating parts.
Can cause severe injury or death.
Do not operate generator set without all guards,
screens, and covers in place.
Servicing generator set when operating. Exposed
moving parts can cause severe injury or death.
Keep hands, feet, hair, clothing, and test leads away
from belts and pulleys when generator set is running.
Replace guards, screens, and covers before operating
generator set.
Check the belt tension as listed in the service schedule.
If the tension is not within specifications, adjust as
necessary using the following procedure.
TP-5592 7/96

Belt Tension

1. Remove the belt guard.
2. Check belt tension at the midpoint of the longest
span of the belt. At midpoint, the belt should deflect
about 0.4-0.6 in. (10-15 mm) with about 22 lbs. (10
kg) of force. See Figure 3-13.
If belt is not within specifications, go to Step 3. If
belt is within specifications, go to Step 7.
3. Loosen pivot and adjusting screws.
1
11
10
9
1. Engine-driven water pump pulley
2. Adjusting arm pivot screw
3. Battery charging alternator pulley
4. Adjusting screw
5. Alternator pivot screw
6. Check alternator belt tension here
7. Crankshaft pulley
8. Check seawater pump belt tension here
9. Adjusting screw
10. Seawater pump pulley
11. Pivot screw
4. While prying seawater pump outward, tighten
adjusting screw.
5. Tighten pivot screw.
6. Recheck and adjust as necessary.
7. Replace the belt guard.

Seawater Pump Belt

2
3
8
Figure 3-13. Belt Tension (Typical)
Scheduled Maintenance 3-17
4
5
6
7
TP--5592--3