Table 1. Preventive-Maintenance Checks a n d
Services-Continued
Loosen univer-
Unusual
sal clamp
opera-
jaws slightly
tional
and turn dis-
noises or
tributor back
vibra-
leads.
cable and
and forth to
tion.
lead for
center drive
frayed insu-
shaft.
lation and
Distributor
other
and dirt from
tester.
damage.
the tester.
Switches --
Snap switches
Remove in-
and check
stalled column
for positive
and other
action.
equipment,
After check
store in its
make sure
proper place
all switches
and close and
are in the
latch the
off position.
cover.
Meters ---
Zero all meters
malfunction and are arranged according
to the ease of correction.
Troubleshooting is a systematic deter-
mination of malfunctions and defective
Table
II.
Troubleshooting
components by indications, symptoms, and
tests. Close adherence to the procedures
Malfunction
Corrective
action
Probable
cause
covered herein will materially reduce the
time required to locate trouble and restore
1. Distributor
a. Power cable
a. Insert plug of
the materiel to normal operation.
tester
power cable
not connected.
Caution: Operation of materiel without
fails to
into power
start.
source recep-
a preliminary examination can cause fur-
tacle so it
ther damage to a disabled component. Be
makes good
care f u 1 during inspection and trouble-
shooting, so that damage can be avoided.
b. Other causes --
b. Refer other
causes to or-
ganizational
maintenance
personnel for
This section covers troubleshooting
correction.
which is peculiar to the operator's (first
a. Lamp lead not
2. Work lamp
a. Insert plug on
echelon) maintenance operations.
fails to
connected.
lamp lead in-
light.
to 115 volt
electrical
receptacle
Malfunctions which may occur with the
b. Other causes --
b. Refer other
causes to or-
ganizational
ing any one of these malfunctions, take
maintenance
immediate steps to locate and correct the
personnel for
cause. Causes are listed opposite each
correction.
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