KAESER M26, Руководство по обслуживанию, Страница: 93 / 208

Fig. 29 Belt tension checking by hand
A
Permissible deflection of the belt
*
Approximate pressure exerted: 50 lb
Permissible movement: 7 – 9 mm
1
Engine block mounting
2
Direction of arrow
3
Engine alternator screw
4
Engine alternator
Checking and resetting belt tension with tension
measuring device:
Manually check and retension the belt:
1. Remove the belt guard.
2. Check belt tension with the tension measur‐
ing device.
3. Tensioning a loose belt:
■ Loosen both securing screws
3
on the
engine alternator
4
.
■ Using a suitable lever, pull the engine
alternator
2
in the direction of the arrow
until the correct belt tension is achieved.
■ Retighten both securing screws
3
.
4. Replace the belt guard.
5. Reconnect the negative battery terminal.
1. Remove the belt guard.
2. Using your thumbs, push the belt between
the belt pulleys (see illustration 29).
3. Tensioning a loose belt:
■ Loosen both securing screws
3
on the
engine alternator
4
.
■ Using a suitable lever, pull the engine
alternator
2
in the direction of the arrow
until the correct belt tension is achieved.
■ Retighten both securing screws
3
.
4. Replace the belt guard.
5. Reconnect the negative battery terminal.
Further information For replacement and tensioning of the drive belts, see also the engine manufacturer's service man‐
ual.
10.3.7 Battery maintenance
➤ Check the charging system if the battery discharges without reason.
10 Maintenance
10.3 Engine
No.: 9_9446 01 USE
SERVICE MANUAL Screw Compressor
M26
85