Kohler COM7.5, Service Manual

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TP-6120 5/02 37 Section 6 Disassembly/Reassembly
Section 6 Disassembly/Reassembly
6.1 COM7.5 Disassembly
Hot engine and exhaust system.
Can cause severe injury or death.
Do not work on the generator set until
it cools.
WARNING
The following steps describe unit disassembly and
reassembly and component removal and replacement.
6.1.1 Generator Set Disconnection
Perform the following steps to disconnect the generator
set for any maintenance:
1. Move the remote control switch to the OFF or
STOP position.
2. Follow the enclosure manufacturer’s instructions
to open or remove the enclosure.
3. Check that the generator set master switch
(located on the generator set control board) is in
the OFF position.
4. Disconnect the battery charger, if equipped.
5. Disconnect the battery, negative (--) lead first.
6. Disconnect the three alternator AC leads from the
rectifier.
7. Remove ducting from around the generator set
assembly as instructed by the enclosure
manufacturer.
6.1.2 Alternator Disassembly
Perform the following steps to disassemble the
alternator for maintenance.
1. Remove four screws from the bearing cover. See
Figure 6-1.
2. Remove three screws from the exhaust bracket.
See Figure 6-1, item 1.
3. Remove the four end bracket bolts.
Note: The exhaust bracket shown in Figure 6-1 is
attached by the top two end bracket bolts
and will come off when those bolts are
removed. Set it aside for reinstallation later.
(The silencer remains in place.)
1
photos37
1. Exhaust bracket screws (3 ea.)
2. Exhaust bracket
3. End bracket bolts (4 ea.)
4. Bearing cover
5. Alternator end bracket
5
4
3
2
Figure 6-1 Generator Set Alternator End