ARMY TM 9-6115-645-24
AIR FORCE TO 35C2-3-444-12
MARINE CORPS TM 09244A/09245A-24/2
voltage relay (45), frequency transducer (38), short circuit/overload relay (47), permissive paralleling relay (51), reverse
power relay (49), load measuring unit (69), watt transducer (40), and resistor-diode assembly (71).
k.
Tag and disconnect electrical leads to CONVENIENCE RECEPTACLE (20), GROUND FAULT CIRCUIT
INTERRUPTER (23), and connector to malfunction indicator panel (27).
I.
Tag and disconnect electrical leads to all indicators, switches, and lights on control panel.
m.
Remove screws (13 and 17, FIGURE 4-3), nuts (14) and (18), caps (16)and (20), diagnostic connector (15),
parallel connector (19), and gaskets (21) and (22) from control box panel.
n.
Remove screws (23) and nuts (24) from hamess connectors and remove harness assembly (25) from control box.
4-4.2
Inspection.
a.
Inspect control box harness wiring for breaks, damaged insulation, and loose or damaged terminals.
b.
Inspect harness connectors, sockets and terminal boards for cracks, corrosion, stripped threads, broken pins,
and other visible damage.
4-4.3
Testing.
a.
Set multimeter for ohms.
b.
Check individual wires, connectors, and terminal boards for continuity. Refer to Wiring Diagram FO-2 for wire
identification.
4-4.4
Repair.
a.
Replace damaged cable assemblies, terminals, connectors, sockets, and terminal boards.
b.
Replace or ensure proper connection of all wires not indicating continuity.
4-4.5
Installation.
a.
Position control box wiring harness assembly (25, FIGURE 4-3) in control box.
b.
Secure harness connectors to control box with screws (23) and nuts (24).
c.
Install gaskets (21) and (22), diagnostic connector (15), parallel connector (19), and caps (16) and (20) in control
box panel with screws (13) and (17) and nuts (14) and (18).
d.
Connect all electrical leads to control panel indicators, switches, and lights as tagged on removal. Remove tags.
e.
Connect electrical connector to malfunction indicator panel (27, FIGURE 2-14) and electrical leads to
CONVENIENCE RECEPTACLE (20) and GROUND FAULT CIRCUIT INTERRUPTER (23).
f.
Connect electrical leads, as tagged during removal, to watt transducer (40), load measuring unit (69), reverse
power relay (49), permissive paralleling relay (51), resistor-diode assembly (71), short circuit/overload relay (47),
frequency transducer (38), over/under voltage relay (45), DC CONTROL POWER circuit breaker (35), BATTERY
CHARGER FUSE assembly (32), OVERSPEED RESET switch (10), FREQUENCY SELECT switch (14),
REACTIVE CURRENT ADJUST rheostat (3), LOAD SHARING ADJUST rheostat (7), and shunt (43). Remove
tags.
g.
Connect electrical leads to AC voltage regulator (2, FIGURE 4-3) and governor control unit (3). Remove tags.
h.
Secure terminal boards (12) to control box with screws (10) and nuts (11).
i.
Position sockets (8) on tracks (9) as tagged on removal.
j.
Secure sockets (8) to tracks (9) with dips (7), insulators (6), washers (5), and screws (4). Remove tags.
k.
Install relays, paragraph 2-60.4.
I.
Install voltage sensing relay, paragraph 2-59.4.
m.
Install control box assembly, paragraph 2-19.4.
n.
Connect negative battery cable and dose battery access door. 4-5 1 OAD MFASURING UNIT.
WARNING
High voltage Is produced when this generator set is In operation. Improper operation could result In
personal Injury or death.
Change 2 4-9
