TM 5-4320-218-15
41
Retaining ring
Wire clip
1
42
2
Inner seal washer
Cable assembly
43
3
Drive end seal
Spark plug
4
44
Screw
Outer seal washer
45
5
Oil slinger
Capacitor
6
46
O-ring
Vent screen
47
7
Vent screen cover
Screw
8
48
Screw
Screw
9
49
Ground strap
Nut
10
50
Flat washer
Lock wire
51
11 Lockwasher
Drive gear
52
12 Nut
Bushing
53
13 Ground strip guide
Shell
54
14 Capacitor contact
Spring
55
15 Ground switch lead
Hub assembly
56
16 Insulating bushing
Spring
57
17 Screw
Coil
58
18 Screw
Screw
59
19 Insulator
Cam wick and holder
60
20 High tension lead
Screw
61
21 Distributor rotor
Contact set
62
22 Distributor gear
Washer
63
23 Distributor bearing
Screw
64
24 Retaining ring
Breaker arm wick
65
25 Contact arm
Brush and spring assembly
66
26 Retaining ring
Distributor block
67
27 Rotor gear
Ground switch to contact support strap
68
28 Screw
Ground switch to push button strap
69
29 Bearing support
End cap-to-frame gasket
70
30 Retaining ring
Vent screen
71
31 Cam end rotor bearing
Vent cover
72
32 Rotor gear pin
Screw
73
33 Magnetic rotor
End cap
74
34 Key
Lockwasher
75
35 Retaining ring
Nut
76
36 Shim
Retaining ring
77
37 Bearing
Bushing
78
38 Setscrew
Spring
79
39 Frame
Nut
80
Button
40 Stop pin
Figure 27-Continued
f. Replace the breaker arm and stationary
c. Inspect the distributor block for breaks,
cracks, carbon tracking, burned electrodes,
contact set. Replace these parts as sets only.
g. Check the tension of the breaker arm
and worn or damaged brush. Replace all de-
spring. The correct tension is from 15 to 30
fective parts.
ounces.
d. Replace the distributor rotor if broken,
cracked, oil soaked, or if the contact surface is
h. Inspect the bearings for cracks, scoring,
burned, pitted, or chipped.
flaws, wear, and/or other damage. Replace
e. Place the capacitor on a tester and test, it
damaged parts.
for capacity, series resistance, and leakage
i. Replace the rotor if the shaft journals are
resistance, The capacitor must be between 0.17
worn or pitted.
to 0.22 mfd (microfarads). The series resist-
j. Inspect the drive spring and pawl springs
ance must not exceed 0.4 ohm. The leakage re-
for corrosion, bends, and metal fatigue. Re-
sistance must be not less than 50,000 ohms. Re-
place defective parts,
place a faulty condenser.
