TM 5-6115-400-35
rqr), No. 6 vinyl glass
Duty classification . .............Continuous
saturated sleeving,
Degree of enclosure ...........Full, dripproof, guarded
grade
d. Generator Repair and Replacement Standards.
C1, 10 ft. long. Lead
Revolving field:
insulators (9 rqr), No.
Number of coils ..................4
4 vinyl glass saturated
Turns per coil .....................50
sleeving, grade C1, 2 ft.
Total turns ..........................200
long. Tie cord, No. 8
Wire size ............................No. 7 AWG (American
cord, 8 ft long.
Wire Gage) 7 square
Dipping compounds ............Varnish, MIL-I-24092-
"FE"
class 155, type M
Type of wire .......................MIL-W-583C-class 155,
Dipping and baking .............Dip completely wound
type L-2
procedures.
stator in varnish and
Coil connection ..................Series
drain well. Bake at
Insulating materials ............Resin treatment per wind-
300 .
F
for 4 hrs.
ing of wire, Ret. #660
Repeat
P-4818. Lead insulators
dipping procedure, and
(4 rqr), No. 11 vinyl
bake at 300 . for an
F
glass saturated sleeving,
additional 4 hrs. Repeat
1 ft. long. Lead con-
dipping procedure, and
nection insulators (8
bake at 300'F. for 12
rqr), No. 6 vinyl glass
hrs.
saturated sleeving, 1/2
e. Nut and Bolt Torque Data.
ft. long. Lead connec-
Main bearing capscrews
tion tie, glass untreated
5/8 in. U. N. C. ................160-170 ft-lb
sleeving, 1 1/2 ft. long.
7/8 in. U. N. C. ................370-380 ft-lb
Shaft insulator.
Connecting rod nuts ...........190-200 ft-lb
Dipping compounds ............Varnish, MIL-I-24092-
Cylinder head capscrews
class 165, type M
5/8 in.... ...........................180-185 ft-lb
Dipping and baking .............After each layer of wire,
3/4 in. ..............................260-275 ft-lb
procedures. ......................brush on resin. Bake
Fuel injection nozzle ...........60-80 ft-lb
completely wound
retaining nut.
revolving field at 300 .
F
Nozzle holder clamp nuts ...21-24 ft-lb
for 10 hrs. Dip revolving
Crankshaft pulley ................250-260 ft-lb
field in specified varnish.
retaining nut.
Stator:
Front support bracket .. .......95-105 ft-lb
Number of poles .................4
Timing gear housing cover
Number of slots ..................72
capscrews
Number of coils ..................72
3/8 in. ..............................28-33 ft-lb
Coil span ............................1-13
1/2 in. ..............................68-73 ft-lb
Turns per coil .....................2
Piston cooling oil jets ..........35 ft-lb
Wire size ............................12, No. 14 round, AWG
Flywheel bolt nuts ..............160-170 ft-lb
Type of wire ........................ (MILW-583A) class 155,
type L-2
Insulating materials ............Slot insulators (72 rqr),
lists
manufacturer's
sizes,
tolerances,
desired
coil separators (72 rqr),
clearances, and maximum allowable wear and
cell covers (72 rqr),
clearances.
phase insulators (12
rqr), lead insulators (12
Table 1. Engine Repair and Replacement Standards
Manufacturer'
s
Maximum
Component
dimensions and
Desired
allowable
tolerance in
clearance
wear and
inches
clearance
Min.
Max.
Min.
Max.
Cylinder sleeve:
Type Replaceable wet inside diameter ..........................
5.2510
5.2520
Allowable cylinder wall taper ..........................................
------------
------------
------------
------------
0.0015
Allowable out-of-round when installed ............................
------------
------------
------------
------------
0.0015
Piston skirt to cylinder sleeve clearance ........................
-------------
------------
0.0070
0.0090
4
