ARMY TM 9-6115-641-24
AIR FORCE TO 35C2-3-456-12
2-42. TIME METER (TOTAL HOURS)
2-42-1. Inspection.
a.
Shut down generator set.
b.
Release control panel by turning two fasteners and lower control panel slowly.
c.
Inspect time meter (TOTAL HOURS) for cracked lens, loose mounting, corrosion, and other damage.
d. Raise and secure control panel.
2-42-2. Testing
a.
Release control panel by turning fasteners and lower control panel slowly.
b.
Turn MASTER SWITCH to PRIME & RUN position.
c.
Crank engine momentarily to energize time meter relay.
d.
Set multimeter for DC volts and connect across terminals 1 and 2 of time meter (TOTAL HOURS).
e.
If 24 VDC is present, wait approximately 6 minutes. Time meter (TOTAL HOURS) should move 1/10 of an hour.
f.
If time meter (TOTAL HOURS) does not operate properly, meter is defective and must be replaced.
g.
Disconnect multimeter, raise and secure control panel.
2-42-3. Removal.
a.
Shut down generator set.
b.
Open left side engine access door and disconnect negative battery cable.
c.
Release control panel by turning two fasteners and lower control panel slowly.
d.
Tag and disconnect time meter (TOTAL HOURS) (25, Figure 2-14) electrical leads.
e.
Remove screws (23) and nuts (24).
f.
Remove time meter (TOTAL HOURS) (25) from control panel.
2-42-4. Installation.
a.
Insert time meter (TOTAL HOURS) (25, Figure 2-14) into control panel.
b.
Install screws (23) and nuts (24).
c.
Connect electrical leads and remove tags.
d.
Raise and secure control panel.
e.
Connect negative battery cable and close access door.
2-43. BATTERY CHARGE AMMETER
2-43-1. Inspection.
a.
Shut down generator set.
b. Release control panel by turning two fasteners and lower control panel slowly.
c.
Inspect BATTERY CHARGE ammeter for cracked lens, loose mounting, corrosion, and other damage.
d.
Raise and secure control panel.
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