TM g-6116-668-13
DANGEROUS
VOLTAGE EXISTS ON LIVE CIRCUITS.
AL-
WAYS OBSERVE
SAFETY PRECAUTIONS
AND NEVER
WORK ALONE. FAILURE TO OBSERVE THIS WARNING
COULD RESULT IN SEVERE
PERSONAL
INJURY OR
DEATH.
YES
AMPS L3 (DC)
NO
meter indicates
line current?
.
v
7
Check overload
NO
Measure voltage at
YES
cutout
-
TIO (secondary
winding):
-
Refer to Figure 5-18
0 - X.X VAC (0 - 600 A)?
7
7
Replace Tl 0
NO
Measure voltage at
YES
(PARAGRAPH
5.17)
TiO/i
and P4a/7
0 - X.X VAC (0 - 600 A)?
v
v
Repair or Replace
NO
Measure voltage at
YES
cable I( 168”
-
P3 (Input) and P4af7
-
0-X.XVAC(O-600A)?
Repair or Replace
Measure current
0-
1 A(O-600A)?
Check P4a, cable “133” and
P3. Repair or Replace
defective
component
(PARAGRAPHS
4.64, or 456)
YES
‘I
I
Replace P3
(PARAGRAPH
4.56)
Figure 5-10 No line currents
are flowing,
or no line current
indication
(sheet 5 of 5).
5 - 67
