ARMY TM 9-6115-644-24
AIR FORCE TO 35C2-3-446-12
MARINE CORPS TM 09249A/09246A-24/2
2-22-3
Installation.
a.
Insert synchronizing lights (13, FIGURE 2-11) into control panel.
b.
Install washers (12) and nuts (11).
c.
Connect electrical leads and remove tags.
d.
Raise and secure control panel.
e.
Install lamps (15) and screw lenses (14) on light receptacles (13).
f.
Connect negative battery cable. Close battery access door.
2-23 FUEL LEVEL INDICATOR.
2-23-1
a.
b.
2-23-2
a.
b.
c.
d.
e.
f.
9.
h
i.
j
k.
I.
m
n
o.
p.
Inspection.
Shut down generator set.
Inspect indicator for broken lens, cracked housing, and other damage.
Testing.
Shut down generator set.
Open battery access door and disconnect negative battery cable.
Release control panel by turning two fasteners and lower control panel slowly.
NOTE
On MEP-805A, ensure frequency selector switch is in 50 Hz position.
Isolate generator set VOLTAGE adjust potentiometer by disconnecting wire 137A from voltage
regulator, terminal 5, and wire 107G from kilowatt transducer, terminal V1.
Disconnect and isolate electrical lead from terminal S of FUEL LEVEL indicator.
Set multimeter for ohms and connect between wires 137A and 107G.
Adjust potentiometer until multimeter indicates between 216 and 264 ohms resistance.
Remove multimeter, but do not disturb potentiometer adjustment.
Connect jumper wire between disconnected wire 107G and terminal G of FUEL LEVEL indicator.
Connect jumper wire between disconnected wire 137A and terminal S of FUEL LEVEL indicator
Connect negative battery cable and move generator set MASTER SWITCH to PRIME & RUN
position.
FUEL LEVEL indicator should indicate EMPTY (± 1/8 inch).
Move MASTER SWITCH to OFF position and disconnect negative battery cable.
Repeat steps f through h, setting potentiometer to between 29.7 and 36.3 ohms.
Connect negative battery cable and move MASTER SWITCH to PRIME & RUN position.
FUEL LEVEL indicator should indicate FULL (± 1/8 inch).
2-54
Change 1
