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Connecting Power to Unit
Two-Pin Power Harness Connections
• RED – (+) 12 volt constant
• BLACK – Power ground
The MSZ100 unit requires a constant power source.
Recommended locations for constant power:
1. Battery
A. Red wire (+) to positive battery post
B. Black wire (-) to negative battery post
C. Red light will illuminate on unit when powered up.
2. Ignition Harness
A. Use a multi-meter to locate a 12V constant source at the ignition harness and
attach the red wire.
B. Locate a paint-free area in the kick panel and ground the BLACK wire with a ring
terminal using a self-tapping screw.
C. Red light will illuminate on unit when powered up.
Mounting the Unit
1. Securely fasten all wires using tie-straps every six to twelve inches.
2. Tie-wrap unit securely to prevent shifting during vehicle movement.
3. Avoid mounting unit in areas that may be subject to extreme heat.
* Do not mount unit under the hood (engine area).
For Customer Service or technical questions call toll-free 1-888-466-5356
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