ARMY TM 9-6115-671-14
AIR FORCE TO 35C2-3-446-32
MARINE CORPS TM 09249A/09246A-14
4-127
(1)
Shut down generator set, paragraph 2.11.2.
(2)
Remove DCS control box top panel, paragraph 4.7.2.
(3)
Inspect VOLTAGE SELECTION switch (23, 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.
(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)
Remove jamnut (21), lockwasher (22), and VOLTAGE SELECTION switch (23) from bracket (18).
(5)
Tag and disconnect electrical leads from VOLTAGE SELECTION switch (23, Figure 4-16).
(6)
Set multimeter for ohms, and connect across switch terminals.
(7)
Place VOLTAGE SELECTION switch (23) in UP position. Multimeter should indicate continuity.
(8)
Place VOLTAGE SELECTION switch (23) in DOWN position. Multimeter should indicate open
loop.
(9)
If indications are other than above, VOLTAGE SELECTION switch (23) is defective and must be
replaced.
(10) Connect electrical leads to VOLTAGE SELECTION switch (23).
(11) Install VOLTAGE SELECTION switch (23, Figure 4-16), lockwasher (22), and jamnut (21) on
bracket (18).
(12) Install DCS control box top panel, paragraph 4.7.2.
(13) 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 VOLTAGE SELECTION switch (23, Figure 4-16).
(5)
Remove jamnut (21), lockwasher (22), and VOLTAGE SELECTION switch (23) from bracket (18).
