TM 9-4940-568-20
2-27
Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT).
Item
No.
Interval
Item to Be
Inspected
Procedure
Not Mission
Capable If:
5
4
3
2
1
22
Semi-
Annual
Generator
a.
Turn MASTER DISCONNECT switch (1)
ON and press the LAMP TEST switch (2) to
insure that all warning lamps (3) are
operational.
b.
Start generator engine
(TM 9-4940-568-10). Check there are no
warning lamps (3) illuminated.
c.
Ensure AC voltage gage (4) reads between
110-120 volts. Refer to Para 3-15 for
adjustment of AC volts.
After adjustment, voltage
gage does not read
between 110-120 volts.
d.
Ensure Hertz-RPM gage (5) reads 1800
RPM 50. Refer to Para 8-16 for adjustment.
After adjustment,
Hertz/RPM gage does not
read 1800 RPM 50.
