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