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TM 9-2320-364-20-3
2-1927
(1) Remove 15 screws and ECB covers.
(2) Set multimeter select switch to
volts dc.
(3) Connect positive (+) multimeter lead
to wire 1880 at CB17.
(4) Connect negative (–) multimeter lead
to a known good ground.
(5) Turn ON ENGINE switch
(TM 9-2320-364-10).
(a) If 22 to 28 vdc are not present,
turn OFF ENGINE switch and
replace CB17 (Para 7-16).
(b) If 22 to 28 vdc are present,
CB17 is OK.
(6) Turn OFF ENGINE switch.
VOLTAGE TEST
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positve electrical
circuits, a direct short may result. Damage to equipment, injury or death to personnel may occur.
VOLTAGE TEST
(1) Set multimeter select switch to
volts dc.
(2) Connect positive (+) multimeter lead
to wire 1880 at CB17.
(3) Connect negative (–) multimeter lead
to a known good ground.
(4) Turn ON ENGINE switch
(TM 9-2320-364-10).
(a) If 30 vdc are present,
turn OFF ENGINE switch and
replace voltage regulator (Para 7-6 )
or Para 7-8).
(b) If 22 to 28 vdc are present,
voltage output is OK.
(5) Turn OFF ENGINE switch.
(6) Install ECB covers and 15 screws.
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