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READ ALL DIRECTIONS CAREFULLY BEFORE BEGINNING
MOUNTING LOCATION:
The enclosure mounts on the driver’s side
under rear seat on
Ford F-150 SuperCrew.
TOOLS REQUIRED FOR INSTALLATION:
Wire Cutters 5/16” Wrench
Terminal Crimper
s 1/2" Socket
INSTALLATION:
Follow the steps below
1
.
Remove the 2 plastic bolt covers
.
Press down and slide forward.
Remove the 3 seat bracket bolts, flip bottom of seat up and place enclo-
sure under seat.
Plastic Cover
s
2
.
If externally amplified make speaker connections to the enclosure
from the amplifier; loosen terminal knobs (a 13-mm nut driver can be
used). Connect speaker wires from amplifier to enclosure, positive to red
terminal knob and negative to black terminal knob. Refer to
Step 19
for
mounting directions.
AMPLIFIED THUNDERFORM
Routing Power Wire; we recommend a connection directly to the
battery.
3
.
Remove
both passenger's
side threshold trim; pull up on trim, it will
remove easily.
Conventional Wiring of Aftermarket Ra
dio
_
_
+
20 Amp Fuse
Lo
w Le
ve
l Signal
Tu
rn
On Lead
S
TATU
S
Optional EBC
(Electronic Bass Control)
1
6