TM 9-6115-666-13
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.
NO
Measure voltage at
YES
K26/18 and K7JA2:
-
24 VDC?
v
v
Check swrtchrng time
NO
Measure voltage at
YES
(6 s) of K26
-
NJ/RKf(lnput)
and
-
(PARAGRAPH
5.8)
K7iA2: 24 VDC?
v
v
Repair or Replace
NO
Measure voitage at
YES
cable ” 138”
-
NJ/RKf(Output)
and
-
K7lA2: 24 VDC?
A
v
v
Adjust or Repare
NO
Measure voltage at
YES
N3
K7lAt and K7fA2:
-
(PARAGRAPH
5.15)
El
24 VDC?
v
Repair or Replace
cable “4g’
NO
Measure voltage at
YES
-
K7/13 and K7lA2:
24 VDC?
Repair or Replace
cable “4 1”
v
Continue on
page 5
Figure
5-15 UNDER/OVER
FREQUENCY
lamp lights
up during
operation
(sheet 4 of 6).
5 - 78
