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General wiring (continued) – Code 3 Matrix User Manual

Page 4

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General Wiring (continued)

• If Chassis Ground must be used, connection points should be clean and have paint or coatings removed
to insure a good tight ground connection. The gauge of the grounding wire must match the AWG Table
shown on page 5.
• Avoid stacking multiple ground connections to one ground source.
• Verify that hardware, screws, bolts, washers, etc. will provide a sufficient ground connection.

Splicing Connections

• Use the correct wire stripper to be sure all strands of the wires remain intact and will provide sufficient
electrical current capacity.
• Do not under strip or over strip the wire as it could prevent proper connections or leave bare wiring
exposed for potential short circuits.
• Use appropriate crimping plies to insure good connections.
• Always use properly sized connectors/terminals appropriate to the wire gauge being used (Butt Splices,
Fork Terminals, Ring Terminals, & etc.).
• Use wire of sufficient gage to provide sufficient electrical current capacity.
• Minimize the number of splices where ever possible to reduce voltage drop.
• Particular attention should be paid to the location and method of making electrical connections and splices
to protect these points from corrosion and loss of conductivity (Wire Loom, Heat Shrink Tubing, or Sealed
Connectors may be necessary in wet or hot environments).

RFI/EMI Considerations

• Do not locate the Matrix System Box close to an antenna or other RFI/EMI emitting device.
• Do not route cables or wires from a Matrix System within 18 inches of an antenna, antenna cable, radar
unit, radio amplifier, or other RFI/EMI emitting device.

Any electronic devices may create or be affected by electromagnetic interference. After installation of any electronic device
operate all equipment simultaneously to insure that operation is free of interference. Never power emergency warning equipment
from the same circuit or share the same grounding circuit with radio communication equipment. All devices should be mounted in
accordance with the manufacturer's instructions and securely fastened to vehicle elements of sufficient strength to withstand the
forces applied to the device.

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WARNING!

Utilizing non-factory supplied screws and/or mounting brackets and/or the improper
number of screws may result in loss of warranty coverage on the equipment.

!

WARNING!