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OM 2012
B.
Generator
Set in Tow Tractor
If the generator
set is to be tested while
mounted in the :o~ tractor,
proceed cs
fol lows:
(1)
Roll the unit out in accordcnce with
instructions
in Sect.
2-1,
Fara.
2,
A.
(2)
Open uccess doors and remove right front engine accesr pcnei.
(3)
Remove power module and voltage
regulator
access panels (Ref.
l-l;
2,
Fig.
1).
3.
Generatar
Set Test
.
A.
Pre-operational
Test
Procedures
,
(1)
Connect
cables from the generator
output
terminals
to a load bank.
Use
cables of the same size and length as those to be used in service.
Be
sure the
generator
output' "N"
cable' is grounded.
(2)
Check engine oil
level.
Oil
should be at FIJI&
mark on gage rod.
(3)
Check radiator
coolant
level
(Ref.
Section
2-1,
Fara.
7,
H).
(4)
Check tension
of fan and generator
V-belts.
(See Section
2-1,
Figure
12.)
(5)
If governor
throttle.
linkage was disturbed,
check ail linkage
to make certain
engine speed may be controlled
when the engine
is started.
See Figure
9.
(6)
inspect for oil,
fuel,
and coolant
leaks.
(7)
if the setting
of the voltage
regulator
rheostat (37,
Pig.
2) has been disturbed,
set it at CENTER
position
(halfway
between
full
clockwise
position
and Full
counterclockw
isc position).
2-3
Page 2
Aug 25 '85
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