Code 3 Motorcycle Sirens 3951, 3955 - Manual (Page 23)

6
A. REPLACE
MICROPHONE
B. REFER TO SET-UP
AND ADJUSTMENT
SECTION
PROBLEM PROBABLE CAUSE REMEDY
NO SIREN OUTPUT.
10A FUSE BLOWS. A. AMPLIFIER POWER WIRES
REVERSED POLARITY
NO OUTPUT FROM
SPEAKER, TONES
HEARD INSIDE
AMP. MODULE.
A. SPEAKER NOT CONNECTED/
OPEN OR SHORTED SPEAKER
WIRING
B. DEFECTIVE SPEAKER (NOTE:
SHORTED SPEAKER OR SPEAKER
WIRING WILL CAUSE SIREN TO
SHUT DOWN
A. CHECK
CONNECTIONS
A. CHECK POLARITY
A. CHECK SPEAKER
WIRING
B. DISCONNECT
SPEAKER, LISTEN AT
SIREN FOR TONES,
REPLACE SPEAKER
HIGH RATE OF
SPEAKER FAILURE.
A. HIGH VOLTAGE TO SIREN
B. 58 WATT SPEAKER CONNECTED
TO 100 WATT TAP. 58 WATT NOT
ALLOWED. A. CHECK VEHICLE
CHARGING SYSTEM
B. USE CORRECT
SPEAKER
SIREN CONTINUES
UNTIL TONE RAMPS
DOWN AFTER MANUAL
BUTTON IS RELEASED.
NORMAL OPERATION
P.A. VOLUME LOW OR
NO P.A. AT ALL.
VOLUME CONTROL
FULLY CLOCKWISE.
A. DEFECTIVE MICROPHONE
B. MAXIMUM P.A. VOLUME TRIMMER
MISADJUSTED. SEE SET-UP AND
ADJUSTMENT SECTION.
TROUBLESHOOTING GUIDE
(Refer to Figure 1 - Wiring Diagram)
A. SHORTED SPEAKER OR
SPEAKER WIRES. SIREN IN OVER
CURRENT PROTECTION MODE.
A. CHECK WIRING FOR
BAD CONNECTIONS/
CHECK VEHICLE
CHARGING SYSTEM
B. CHECK SPEAKER
WIRING/REPLACE
SPEAKER
A. LOW VOLTAGE TO SIREN
AMPLIFIER
B. HIGH RESISTANCE IN WIRING/
DEFECTIVE SPEAKER
SIREN TONES
VOLUME TOO
LOW/GARBLED.