ARMY TM 9-6115-644-24
AIR FORCE TO 36C2-3-446-12
MARINE CORPS TM 09249A/09246A-24/2
h.
i.
j.
k.
1.
m.
2-42-3
a.
b.
c.
d.
e.
2-42-4
a.
b.
c.
d.
e.
Connect muttimeter to wires 142A and 143C, and turn REACTIVE CURRENT ADJUST rheostat to full clockwise
position. Multimeter reading should be between 4.5 and 5.5 ohms. Turn REACTIVE CURRENT ADJUST rheo-
stat slowly to full counter clockwise position and observe multimeter. Multimeter reading should evenly decrease
to approximately 0 ohms.
Replace REACTIVE CURRENT ADJUST rheostat if multimeter readings are other than above.
Reposition REACTIVE CURRENT ADJUST rheostat as marked in step e.
Connect electrical wires as tagged.
Install control box top panel, paragraph 2-15-4.
Connect negative battery cable and dose battery access door.
Removal.
Shut down generator set.
Open battery access door and disconnect negative battery cable.
Remove control box top panel, paragraph 2-15-1.
Tag and disconnect REACTIVE CURRENT ADJUST rheostat (3, FIGURE 2-14) electrical leads by unsoldering
and remove shrinkable tubing.
Remove nuts (1) and (2), and rheostat (3).
Install rheostat (3, FIGURE 2-14) in mounting bracket.
lnstall nuts (1) and (2).
Install new shrinkable tubing, solder electrical leads, and remove tags.
Install control box top panel, paragraph 2-15-4.
Connect negative battery cable. Close battery access door.
Installation.
2-43 LOAD SHARING ADJUST RHEOSTAT.
2-43-1
a.
b.
2-43-2
a.
b.
c.
d.
e.
f.
2-78
Inspection.
Shut down generator set.
Inspect rheostat for loose connections and mounting, and other damage.
Testing.
Shut down generator set.
Open battery access door and disconnect negative battery cable.
Remove control box top panel, paragraph 2-15-1.
Tag and disconnect wire 161 B from reverse power relay, terminal 2. Insulate end of wire.
Disconnect wire 159A from governor control unit, terminal 11.
Set multimeter for ohms and connect positive lead to wire 159A and negative lead of multimeter to terminal 12
of governor control unit. Record reading of rheostat.
