Non-Overhaul Removal and Replacement
Teledyne Continental Motors, Inc.
TM
10-18
IOF-550 Permold Series Engine Maintenance Manual
1 April 2007
10-4.3. Belt Drive Alternator Removal
WARNING
If all power is not disconnected, a loose or broken wire could
allow the engine to start and the propeller to rotate. Do not
stand or place equipment within the arc of the propeller.
Procedure
1.
Disconnect aircraft electrical power and turn the Aircraft Master Power Switch and
Ignition Switch to the OFF position.
2.
Remove the airframe alternator wiring according to the Aircraft Maintenance Manual.
3.
Loosen the outboard bolt (Figure 10-8) (4) at the brace (15). Loosen the lower
adjustment bolt (7) at the bottom of the alternator bracket brace (16) and allow the v-
belt (20) tension to release.
4.
Remove the v-belt (20) from the alternator drive sheave. Inspect the v-belt for cracks,
fraying, or excessive wear; replace on condition.
5.
Remove the bolt (7), lock washer (5), and washer (8) from the alternator (19) and
brace (15); discard the lock washer (5)
6.
Remove the bolt (4), lock washer (5), and washer (6) from the brace (15); discard the
lock washer (5). Remove the brace (15) from the bracket.
7.
Remove the bolt (1), washers (2), and nut (3) from the top of the alternator and
remove the alternator (19) from the bracket. Refer to Table 10-8 for the appropriate
Alternator Disassembly and Repair instructions.
10-4.4. Alternator Bracket Removal
Procedure
1.
Remove the alternator according to instructions in Section 10-4.3.
2.
Remove the nut (Figure 10-8) (21), bolt (26), lock washer (22), washer (23), and
spacer (25), and any required shims (24) from the top of the alternator bracket from
the engine. Discard the lock washer (22).
3.
Remove the nuts (16) and washers (27) from the through bolts (28 and 29).
4.
Remove the bracket from the crankcase.
10-4.5. Alternator Drive Belt Sheave Removal
NOTE: This procedure only applies to engines equipped with a
belt-driven alternator.
Procedure
1.
If the alternator has not been or does not need to be removed, perform steps 1 through
4 in Section 10-4.3.
2.
Remove (Figure 10-8) six screws (13), washers (14), and nuts (12) from the outer
perimeter of the sheave (10).
3.
Separate the two sheave adapters (11) from the drive sheave; remove the sheave (10)
and adapters (11) from the propeller shaft.