Maintenance
Engine
93 9831/0650-3 93
Drive Belt
Check (Condition)
1. Make the machine safe.
2. Let the engine cool.
3. Remove the FEAD (Front End Accessory Drive) belt cover.
4. Check the belt condition, if worn out or deteriorated contact your JCB dealer for any service requirements.
5. Check the belt tension.
Figure 71.
A Position of instrument B Bolt 25N·m
C Bolt 69N·m
5.1. Check the tension of the belt with the instrument (DENSO BTG-2). The tension must be between the
values specified.
Weight/Force: 200–230N
5.2. If necessary adjust the tension.
Adjustment
1. Loosen the alternator mount bolts. Do not remove them.
2. Pull the alternator outwards as shown to tension the belt.
3. Hold the alternator in position and tighten the mount bolts.
4. Tighten the alternator mount bolts to correct torque value.
5. Check the belt tension, if necessary repeat the steps from 1 to 4.
6. Install the belt cover.
Alternator
General
ECO-ECP 4 pole alternators are brushless, self-regulating and incorporate a rotating inductor with damper
cage winding and a fixed stator with skewed slots.
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