Demco KK370SB Utility Trailer User Manual


 
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5. Lay the bracing struts (#5) out along the tow dolly tongue
with the back end (the end with the larger hole in it) of the
bracing strut toward the main frame. Loosely bolt the
back of each bracing strut to the trailer frame as shown
using 1/2" x 1-1/2" grade 5 bolt (#6), flatwasher (#7), pivot
bushing (#8) and locknut (#9). Hold up the front end (the
end with the smaller hole) of each bracing strut to the
tongue and secure with two 5/8" x 1-1/4" epoxied hex
head bolts (#10). Torque the 1/2" x 1-1/2" bolt with the
pivot bushing to 75 ft. lbs. Torque the two 5/8" x 1-1/4"
epoxied hex head bolts to 100 ft. lbs.
6. Attach the tilt bed ramps (#11) as shown using four 1/2"
x 1-1/4" grade 5 bolts (#12), flat washer (#7) and lock nuts
(#9), two on each side of each ramp, and then three 7/16"
x 1" grade 8 bolts (#13) and lock nuts (#14) on the top of
each ramp. Torque 7/16" bolts to 80 ft. lbs. and torque 1/
2" bolts to 75 ft. lbs.
7. Attach rear tire stop (#15) as shown using two 3/8" x 1-1/
4" grade 5 bolts (#16), flat washers (#17) and lock nuts
(#118). These 3/8" x 1-1/4" bolts will also go through the
tilt bed ramps. Torque 3/8" x 1-1/4" bolts to 35 ft. lbs.
8. Repeat steps 6-7 for other side.
1. Place the main frame (#1) on blocks or some other sturdy
support so that the frame rests approximately 8" - 10" off
the ground.
2. With an assistant, place tongue assembly (#2) into main
frame channel and position latch on tongue approximately
3” from front of channel. Clamp tongue to main frame and
support front of tongue.
3. Locate the four bullet connectors extending out the back
of the tongue and plug into the connector protruding from
under the main frame channel. Plug into the flat four
connector by matching the colors. Do not cross colors
when making this connection. Make sure that the two
pigtails for the license plate bracket are out.
4. With an assistant, mount the tongue assembly (#2) to the
front of the Kar Kaddy main frame and use a 5/8" x 4-1/2"
grade 5 bolt (#3) and lock nut (#4)(torque to 50 ft. lbs). Do
not torque over 50 ft. lbs. or bed will not tilt.
NOTE: Brake line and wiring must be above bolt also
coupler assembly must be ahead of bolt. Do this by
opening tongue about half way.
Tongue and Ramp Assembly Instructions
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