TM5-6115-593-34
NAVFAC P-8-631-34
TO-35C2-3-463-2
LEGEND FOR FIGURE 3-1
1.
Screw
34.
Harness Assy
67.
Terminal block assy
2.
Nut
35.
Screw
68.
Nut
3.
Space bar
36.
36A. Washer
69.
Lockwasher
4.
Panel control assy
37.
Bolt
70.
Washer
5.
Weather stripping
38.
Lockwasher
71
Jam nut
6.
Screw
39.
Nut
72.
Bolt
7.
Plate and sleeve assy
40.
Buss bar
73.
Terminal block
8.
Screw
41.
Buss bar
74.
Bushing
9.
Neutral bar assy
42.
Buss bar
75.
Bushing
10.
Screw
43.
Screw
76.
Screw
11.
Nut
44.
Circuit breaker
77.
Lockwasher
12.
Lockwasher
45.
Screw
78.
Clamp assy
13
Washer
46.
Terminal board
79.
Cushion
14.
Compression lug
47.
Screw
80.
Clamp
15.
Plate
48.
Terminal board
81.
Screw
16
Bracket
49.
Screw
82.
Washer
17.
Screw
50.
Lockwasher
83.
Nut
18.
Lockwasher
51.
Transfer contactor K108
84.
Relay board assy
19.
Compression lug
52.
Screw
85.
Screw
20.
Locknut
53.
Lockwasher
86.
Lockwasher
21.
Washer
54.
Heater contactor K107 & K109
87.
Screw
22.
Connector
55
Screw
88.
Washer
23.
Screw
56.
Lockwasher
89.
Lockwasher
24.
Nut
57.
Motor starter K120
90.
Nut
25.
Cover
58.
Screw
91.
Screw
26.
Screw
59.
Spacer
92.
Lockwasher
27.
Nut
60.
Terminal block assy
93.
Nut
28.
Screw
61.
Nut
94.
Box and door assy
29.
Nut
62.
Lockwasher
95.
Screw
30.
Screw
63.
Washer
96.
Nut
31.
Clamp
64.
Nut
97.
Door assy
32.
Screw
65.
Bolt
98.
Seal
33.
Clamp
66
Terminal block
99.
Enclosure
should read approximately 8.3 amps.
(6)
Set switch to off.
(7)
Remove and reconnect jumper across L1 and L3.
(8)
Remove and reconnect load to X2 and T3 terminals.
(9)
Set switch to on. Ammeter should read approximately 8.3 amps.
(10)
Slowly increase load to 4260 watts. Ammeter should read 35.5 amps and relay should trip between 4260 watts
(35.5 amps) to 4584 watts (38.2 amps)
(11)
Set switch to off and reset overload handle.
(12)
Adjust variable load to zero load.
(13)
Set switch to on.
(14)
Adjust variable load for 1000 watt load. Ammeter should read 8.3 amps.
(15)
If ammeter readings are erratic, contacts are worn or badly pitted and should be replaced. If there is no
reading, armature, coil, or contacts may be defective and should be replaced. If overload relay does not trip at
specified load, replace overload assembly.
c. Repair. (See figure 3-4.) Repair motor contactor K120 (57, figure 3-1) by replacing contacts, armature, overload
assembly, and coil, as follows:
(1)
Remove screws (1, figure 3-4) and cover (2). Disconnect wires and magnet assembly (3).
3-3
