Doosan G10WMI-2D-T2, Installation, Operation & Maintenance Manual

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Operation & Maintenance Manual Alternator Installation and Maintenance
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Reassembly
-Replace the diodes, respecting the polarity.
-Replace the surge suppressor.
-Insert a new O ring in the bearing housing.
-Refit the NDE bracket (see fig 24) and pass the bundle of wires between the top bars of the
flange.
-Replace the fixing clamps on the cables and the R791 module.
- Refit the air intake louvre.
-Replace the terminal box lid.
Replacing the NDE bearing on a single-bearing machine
Dismantling
Dismantle the NDE bracket and remove the bearing using a puller. (See Fig 25).
Reassembly
-Heat the inner slipring of a new bearing by induction or in a drying oven at 80 °C (do not use
an oil bath) and fit it to the machine.
-Place the preloading wavy washer in the flange and fit a new O ring seal.
-Replace the NDE bracket.
-Rest the rotor on one of its poles, then slide it out. Use the tube as a lever arm to assist
dismantling.