ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
2.43.4. Installation.
a. Install OVERSPEED RESET switch (10, FlGURE 2-14) in mounting bracket.
b. Install lockwasher (9) and nut (8).
c. Connect electrical leads and remove tags.
d. Install control box top panel, paragraph 2.15.4.
e. Connect negative battery cable. Close battery access door.
2.44. FREQUENCY SELECT SWITCH.
NOTE
Applicable to MEP-804A only.
2.44.1. Inspection.
a. Shut down generator set.
b. Inspect switch for loose connections and mounting, and other damage.
2.44.2. Testing.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Remove control box top panel, paragraph 2.15.1.
d. Tag and disconnect FREQUENCY SELECT switch (14, FlGURE 2-14) electrical leads.
e. Set multimeter for ohms and connect across switch terminals.
f. Place switch in the up (60 Hz) position. Multimeter should indicate continuity.
g. Place switch in down (50 Hz) position. Multimeter should indicate open.
h. FREQUENCY SELECT switch is defective and must be replaced, if indications are other than above.
i. Connect electrical leads to switch (14) and remove tags.
j. Install control box top panel, paragraph 2.15.4.
k. Connect negative battery cable and dose battery access door.
2.443. Removal.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Remove control box top panel, paragraph 2.15.1.
d. Tag and disconnect electrical leads from FREQUENCY SELECT switch (14, FIGURE 2-14).
e. Tag and remove resistor (11) from FREQUENCY SELECT switch (14).
f. Remove nut (12), lockwasher (13) and FREQUENCY SELECT switch (14).
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Change 3
