Troubleshooting – Code 3 MasterCom B Series User Manual

Page 15

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15

A. SUPPLY FUSE OPEN
B. SIREN NEGATIVE TERMINAL
NOT GROUNDED

A. REPLACE FUSE.
B. RECONNECT
NEGATIVE TERMINAL
TO GROUND.

TROUBLESHOOTING

(Refer to wiring diagram page 20)

PROBLEM

PROBABLE CAUSE

REMEDY

A. MAXIMUM RADIO
REBROADCAST TRIMMER MIS-
ADJUSTED
B. RRB WIRES NOT CONNECTED
TO TWO-WAY RADIO EXTERNAL
SPEAKER

RRB VOLUME LOW, OR
NO RRB AT ALL.
VOLUME CONTROL
FULLY CLOCKWISE.

A. REFER TO SET-UP
AND ADJUSTMENT
SECTION
B. CHECK RRB
CONNECTIONS

A. REMOTE SWITCH (HORN RING)
WIRING FROM TERMINAL REMOTE
SHORTING TO POSITIVE OR TO
GROUND (EARTH).

SIREN SOUNDS BY
ITSELF

A. CHECK WIRING FOR
ANY SHORTING.

A. VEHICLE CIRCUIT BREAKERS
NOT RATED PROPERLY, AND ARE
OVERHEATING, OR ARE NOT
FUNCTIONING PROPERLY

A. REFER TO
SPECIFICATIONS
SECTION, PAGE 18.
USE A BREAKER WITH
1.25x THE AMPERAGE
RATING FOR THE
WATTAGE BEING
USED.

POWER DISTRIBUTION
SECTION NOT
WORKING

SIREN RUNS
PROPERLY BUT SHUTS
DOWN WHILE
RUNNING, THEN
STARTS RUNNING
AGAIN AFTER A FEW
MINUTES

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