TM 9-4940-568-20
3-59
This task covers:
a. Adjustment
b. Follow-On Maintenance
INITIAL SETUP
Equipment Condition
FRS unloaded, (TM 9-4940-568-10)
Generator started, (TM 9-4940-568-10).
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 30, Appendix G)
3-15. AC VOLTAGE ADJUSTMENT.
a.
Adjustment.
4
2
1
3
NOTE
The AC voltage may only be adjusted 5 percent of the nominal voltage selected on
the phase selector switch.
(1)
Loosen nut (1) and turn adjustment screw (2) clockwise or counterclockwise to adjust voltage.
(2)
Tighten nut (1) while holding adjustment screw (2).
(3)
Verify voltage (208V 5 percent) by reading AC voltmeter (3) on control panel (4). If voltage cannot be
obtained, refer to Para 2-11.
b.
Follow-On Maintenance:
Shut down generator, (TM 9-4940-568-10).
