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7
A. VEHICLE CIRCUIT BREAKERS
NOT RATED PROPERLY, AND ARE
OVERHEATING, OR ARE NOT
FUNCTIONING PROPERLY
A. REFER TO
SPECIFICATIONS
SECTION. USE A
BREAKER RATED AT
1.25x THE AMPERAGE
OF THE EXPECTED
LOAD CURRENT.
SIREN RUNS
PROPERLY BUT SHUTS
DOWN WHILE
RUNNING, THEN
STARTS RUNNING
AGAIN AFTER A FEW
MINUTES
A. REPLACE
MICROPHONE
B. PLUG MICROPHONE
IN SECURELY
C. USE ONLY CODE 3
MICROPHONE.
PROBLEM
PROBABLE CAUSE
REMEDY
NO SIREN OUTPUT
FUSE BLOWS
A. AMPLIFIER POWER WIRES
REVERSED POLARITY
NO OUTPUT FROM
SPEAKER, TONES
HEARD INSIDE
AMPLIFIER MODULE
A. SPEAKER NOT CONNECTED/
OPEN CIRCUIT IN SPEAKER WIRING
B. DEFECTIVE SPEAKER
SIREN TONES VOLUME
TOO LOW/GARBLED
A. LOW VOLTAGE TO SIREN
AMPLIFIER
B. HIGH RESISTANCE IN WIRING/
DEFFECTIVE SPEAKER
A. CHECK POWER
WIRES.
B. CHECK SPEAKER
CONNECTIONS
A. CHECK POLARITY
A. CHECK SPEAKER
WIRING
B. REPLACE SPEAKER
A. CHECK WIRING FOR
BAD CONNECTIONS/
CHECK VEHICLE
CHARGING SYSTEM
B. CHECK SPEAKER
WIRING/REPLACE
SPEAKER
HIGH RATE OF
SPEAKER FAILURE
A. HIGH VOLTAGE TO SIREN
B. 58 WATT SPEAKER CONNECTED,
58 WATT SPEAKER NOT ALLOWED
A. CHECK VEHICLE
CHARGING SYSTEM
B. USE CORRECT
SPEAKER
PA VOLUME LOW OR
NO PA WITH VOLUME
CONTROL SET TO MAX
A. DEFECTIVE MICROPHONE
B. MICROPHONE NOT COMPLETELY
PLUGGED IN.
C. INCORRECT MICROPHONE
TROUBLESHOOTING
(Refer to wiring diagram on page 10)
A. NO +V OR GROUND
B. SHORTED SPEAKER OR
SPEAKER WIRES. sIREN IN OVER
CURRENT PROTECTION MODE