M T X . C O M
5
Step 7 - Open hood.
Step 8 -
Drill a hole through the fire wall. Locate a spot low on the fire wall on
the passenger side. You
should always look to find a clear path. Drill a hole from inside of the vehicle into engine compartment
and insert grommet. You may also find a pre-existing, unused rubber grommet in this location that you
can pass the wire through.
Note:
To avoid any damage to parts inside engine compartment, drill from
inside of vehicle using a short bit.
Step 9 - Route 10ga red power wire through grommet into the engine compartment.
Step 10 - Route 10ga red power wire through engine compartment safely away from any moving or
hot parts that could damage the wire.
Step 11 - Cut 10ga red power wire to length, connect the supplied fuse holder from the wire kit to the
end of the wire.
Step 12 - Remove 20 amp fuse from MTX fuse holder. Connect furnished ring terminal to positive side
of battery. Remove
5
⁄
16
" bolt from factory battery terminal. Place ring terminal on battery post and
retighten nut.
Note:
Always turn the ignition OFF when connecting or disconnecting battery cables.
Failing to do so may damage electronic components.
Step 13 -
Ground amplifier to chassis of vehicle; connect the terminal provided to the 10ga black wire
from furnished wiring harness. A good ground is as important as the power connection. The ground
should be as short as possible and the contact point should be free of paint and debris.
Firewall
Drill Hole for
Grommet
Battery
Summary of Contents for THUNDER FORM F250X00BK20A-TN
Page 10: ...M T X C O M 10 NOTES ...
