ARMY TM 9-6115-672-14
AIR FORCE TO 35C2-3-444-32
MARINE CORPS TM 09244A/09245A-14
4-122
(5)
Set multimeter for ohms, and connect across switch terminals.
(6)
Place FREQUENCY SELECT switch (6) in UP (60 Hz) position. Multimeter should indicate
continuity.
(7)
Place FREQUENCY SELECT switch (6) in DOWN (50 Hz) position. Multimeter should indicate
open circuit.
(8)
If indications are other than above, FREQUENCY SELECT switch (6) is defective and must be
replaced.
(9)
Install FREQUENCY SELECT switch. Refer to paragraph 4.8.27.c.
(10) Install DCS control box top panel, paragraph 4.7.2.
(11) Connect negative battery cable to battery, and close BATTERY ACCESS door.
c. Replacement.
(1)
Shut down generator set, paragraph 2.11.2.
(2)
Open BATTERY ACCESS door (Figure 1-2), and disconnect negative battery cable.
(3)
Remove DCS control box top panel, paragraph 4.7.2.
(4)
Tag and disconnect electrical leads from FREQUENCY SELECT switch (6, Figure 4-16).
(5)
Remove jamnut (4), lockwasher (5), and FREQUENCY SELECT switch (6) from auxiliary control
bracket (18).
(6)
Install FREQUENCY SELECT switch (6, Figure 4-16), lockwasher (5), and jamnut (4) on auxiliary
control bracket (18).
(7)
Connect electrical leads to FREQUENCY SELECT switch (6), and remove tags.
(8)
Install DCS control box top panel, paragraph 4.7.2.
(9)
Connect negative battery cable to battery, and close BATTERY ACCESS door.
4.8.28 REACTIVE CURRENT ADJUST Rheostat R5.
a. Inspection.
(1)
Shut down generator set, paragraph 2.11.2.
(2)
Remove DCS control box top panel, paragraph 4.7.2.
(3)
Inspect REACTIVE CURRENT ADJUST rheostat (8, Figure 4-16) for loose connections and
mounting hardware, and other damage.
(4)
Install DCS control box top panel, paragraph 4.7.2.
b. Testing.
