Owners Manual User Manual
5© TrynEx International 2014 F51537 REV-A141205
Operating Instructions
Towing/Loading
TOWING
Back up the tow vehicle to the SP-7000 so the vehicle’s drawbar and the clevis hitch are aligned. Pin the clevis to the drawbar.
Connect the Spreader and Vehicle plugs.
Adjust the jack; pivot out of the way and lock.
LOADING SPREADER
Do not overload vehicle. Use the chart below to calculate the weight of spreader and material to comply with Vehicle Weight Ratings and
Towing Capacities.
This spreader is compatible with the following materials:
50/50 sand/salt mix
Bagged ice melters
Bagged rock salt
Bulk salt
Calcium akes
Calcium chloride pellets
Sand
Empty weight of spreader:
985 lbs.
Approximate capacity:
37.8 cu.ft./1.4 cu.yd.
Use this chart when estimating the net weight of the spreader.
MATERIAL DENSITY CHART
MATERIAL DENSITY
Rock Salt 80-90 lbs./cu. ft.
2160-2430 lbs./cu. yd.
Calcium Chloride 75-85 lbs./cu. ft.
2025-2295 lbs./cu. yd.
Sand 95-120 lbs./cu.ft.
2565-3240 lbs./cu.yd.
50/50 Sand/Salt Mix 90-110 lbs./cu.ft.
2430-2970 lbs./cu.yd.
This chart is only intended for estimating Gross Vehicle
Weight. It is not intended for calibration. To calibrate, you must
measure and weigh your specic material.
Leave the screen in the hopper when loading to prevent large chunks, debris, and foreign objects from entering the hopper and damaging the
spreader.