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TM 9-2320-364-20-4
2-3127
(1) Set multimeter select switch to volts DC.
(2) Connect positive (+) multimeter lead to
wire 1784 at circuit breaker CB28.
(3) Connect negative (–) multimeter lead to
a known good ground.
(a) If 22 to 28 vdc are not present,
replace circuit breaker CB28
(Para 21-15).
(b) If 22 to 28 vdc are present, circuit
breaker CB28 is OK.
VOLTAGE TEST
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical circuits, a
direct short may result. Damage to equipment, injury or death to personnel may occur.
CIRCUIT
BREAKER
CB28
WIRE 1784
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