Install guide
5. Secure two terminal lugs (65 and 66) to
rectifier CR3 (67) with screw (64), nut
(69), and washer (68).
(u) Relay K1 removal.
1. Tag all wires connected to relay K1 (73,
figure 4-20, sheet 3).
2. Remove nut (74) and washer (75) securing
terminal lug (76) with one end of diode
CR4 (78) and terminal lug (77) to relay
K1 (73); remove terminal lugs.
3. Remove nut (79) and washer (80) securing
terminal lug (81) with other end of diode
CR4 (78) and terminal lug (82) to relay
K1 (73); remove terminal lugs and diode
CR4.
4. Remove nut (88) and washer (89) securing
terminal lugs (90 and 91) to relay K 1 (73);
remove terminal lugs.
5. Remove nut (83) and washer (84) securing
terminal lugs (85, 86, and 87) to relay K1
(73); remove terminal lugs.
6. Remove two screws (7) and washers (72)
securing relay K1 (73) to chassis (8); re-
move relay K1.
(v) Relay K1 replacement.
NOTE
Discard lockwashers supplied with new relay.
1. Secure relay K1 (73) to chassis (8) with two
screws (71 ) and washers (72).
NOTE
In steps 2 thru 5, apply epoxy adhesive (EC 2216
B/A) to nuts.
2. Secure terminal lugs (85, 86, and 87) to re-
lay K1 (73) with nut (83) and washer (84).
3. Secure terminal lugs (90 and 91) to relay
K1 (73) with nut (88) and washer (89).
4. Secure terminal lug (81) with one end of
diode CR4 (78) and terminal lug (82) to re-
lay K1 (73) with nut (79) and washer (80).
5. Secure terminal lug (76) with other end of
diode CR4 (78) and terminal lug (77) with
nut (74) and washer (75).
(w) Reactors L1 and L2 removal.
NOTE
Reactors L1 (1 15, figure 4-20, sheet 5)
and L2 (97) removal is similar, therefore,
only reactor L2 will be covered.
1. Remove screw (98) and washer (99) secur-
ing terminal lugs (100 and 101) to bus bar
2.
3.
4.
5.
6.
7.
ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
W3 (93); tag wires and remove terminal
lugs.
Remove screw (107) and washer (108)
securing two terminal lugs (109 and 110)
to bus bar W4 (111); tag wires and re-
move terminal lugs.
Remove screw (92) and countersunk lock-
washer (102) securing bus bar W3 (93) to
reactor L2 (97).
Loosen screw (103) and move bus bar \V3
(93) away from reactor L2 (97).
Remove screw (105) and washer (106)
securing bus bar W4 (111) to reactor L2
(97).
Loosen screw (113) and move bus bar W 4
(11 1) away from reactor L2 (97).
Remove screw (94) and two washers (95
and 96) securing reactor L2 (97) to chassis
(8); remove reactor L2.
(x) Reactors L1 and L2 replacement.
NOTE
Reactors L1 (115) and L2 (97) replace-
ment is similar, therefore, only reactor L2
will be covered.
1.
2.
3.
4.
5.
6.
7.
Secure reactor L2 (97) to chassis (8) with
screw (94) and two washers (95 and 96).
Secure bus bar W4 (1 11) to reactor L2
(97) with screw (105) and washer (106).
Tighten screw (113).
Secure bus bar W3 (93) to reactor L2 (97)
with screw (92) and countersunk lock-
washer (102).
Tighten screw (103).
Secure two terminal lugs (109 and 110) to
bus bar W4 (1 11) with screw (107) and
washer (108).
Secure terminal lugs (100 and 101) to bus
bar W3 (93) with screw (98) and washer
(99).
(y) Capacitors Cl, C2, and C3 removal.
NOTE
Capacitors Cl (125, fi re 4-20, sheet 5),
C2 (117), and C3 (119 removal is similar.
1. Tag wires connected to standoff terminals
where capacitor is connected that is to be
removed.
Change 5
4-167