TM 5-6115-465-34
TO 35C2-3-446-2
NAVFAC P-8-625-34
TM 06858B/06859D-34
(h) Remove rotor assembly from oven
(26) Do not remove screws (35) or data plate
and press shaft (16) and key (17) from rotor core (18).
(36) unless damage is present.
(30) If inspection reveals damage to the lead
(27) Remove gasket (37),
block assembly, disassemble as follows:
(28) If inspection reveals damage to end bell
(a) Remove nuts (1, figure 5-40),lock -
assembly, remove screws and lockwasher to re-
washers (2) and screws (3).
move exalter stator from end bell (figure 5-38).
(b) Seperate pressure plates (4) and
(29) If inspection reveals damage to rotor
blocks (5, 6, and 7).
and balance assembly, disassemble as follow:
(31) If inspection reveals damage to stator as-
NOTE
sembly, disassemble as follows:
Disassembly of the 400 HZ and the 50/60
(a) Remove screws (1, figure 5-41) and
Hz generator rotor and balance assembly
washers (2) to remove ring (3). (400 Hz genera-
are identical as shown in figure 5-39,
tor sets only. )
even though only the 50/60 Hz rotor is
shown
(b) Remove screws (4) and lockwashers
(5) to remove lead bushing (6).
(a) Remove screws (1, figure 5-39) and
lockwashers (2) to disconnect electrical leads (3)
(c) Unscrew eye bolt (7) from frame as-
and lug (4).
sembly (8).
(b) Remove screws (5), flat washers (6)
NOTE
and cable clamps (7).
Do not attempt to disassemble frame as-
(c) Remove screws (8) and balance
sembly.
weights (9).
Cleaning, Inspection, and Repair.
c.
NOTE
Balance weights are tach welded in posi-
WARNING
tion. Use a chisel to break them loose.
Use solvent in a well ventilated area.
(d) Remove screws (10) and lockwashers
Avoid inhaling solvent fumes. Do not
(11) to remove exciter rotor (12).
allow solvent to come into contact
with the skin.
(e) Do not remove diodes (13) unless in-
spection reveals damage.
(1) Clean all generator parts using an approve
solvent. Do not dip parts into solvent.
(f) Remove screws (14) and balance
weights (15).
(2) Ultra sonic cleaning may be used if avail-
able. Consult manufacturer's recommendations for
NOTE
cleaning solutions and procedure to be used.
Balance weights are tach welded in posi-
(3) After cleaning, dry rotor and balance as-
tion. Use a chisel to break them loose.
sembly, stator assembly and exciter stator by
baking in an oven at 200F (9SC) for approximately
(g) Place rotor assembly in an oven and
3 hours. After drying, apply a light coating of oil
bake at 356 F (180C) for 3.0 to 3.5 hours.
(Military Specification MIL-I-9870) or corrosion
preventive compound (Military Specification MIL- C-
4339) to all ferrous-metal surfaces to prevent rust-
WARNING
ing.
Wear asbestos gloves when handling heat-
(4) Dry all other parts with a clean, lint -free
ed rotor assembly.
cloth.
(5) Inspect all electrical leads for a damaged
CAUTION
or deteriorated insulation and evidence of shorting.
Check each electrical lead for continuity.
Do not allow press to exert pressure on
rotor core winding as damage may result.
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