MTZ 1220.1/1220.3 K. Scheduled technical maintenance
K35
Operation 45. Generator
• Loosen the bolts (1) and (2), turn the
generator in the direction of the engine
unit and remove the generator drive
belts (4) from the pulley (3).
• Check free rotation of the rotor and
wear of the bearings.
If necessary, remove the generator and
send it to a shop for repair.
Operation 46. Flange bearings of the
FDA planetary/parallel-shaft reduction
gear
Check and, as necessary, adjust the ta-
pered roller bearings (3, 5) without play,
performing operations, as shown in Sub-
section “Adjustment of FDA” of section
“Adjustments”.
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