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This document supersedes all editions with an earlier date.

September 1, 2021

Lit. No. 43755, Rev. 05

PRO‑FLO™ 300W & PRO‑FLO™ 300H 

Tailgate Spreaders

#30850, 30860

Owner's Manual and Installation Instructions 

Original Instructions

This manual is for WESTERN

®

 PRO‑FLO™ 300W & PRO‑FLO™ 300H tailgate spreaders with 

serial numbers beginning with 150401 and higher.

 CAUTION

Read this manual before installing or 

operating the spreader.

Western Products, PO Box 245038, Milwaukee, WI  53224‑9538 • www.westernplows.com

Summary of Contents for 30850

Page 1: ...50 30860 Owner s Manual and Installation Instructions Original Instructions This manual is for WESTERN PRO FLO 300W PRO FLO 300H tailgate spreaders with serial numbers beginning with 150401 and higher CAUTION Read this manual before installing or operating the spreader Western Products PO Box 245038 Milwaukee WI 53224 9538 www westernplows com ...

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Page 3: ...Receiver Mount Spreader 13 ELECTRICAL DIAGRAM 14 OPERATING THE SPREADER 16 Driving and Spreading on Snow and Ice 16 Ensuring that the Spreader has Power 18 Starting and Stopping Motor 18 Spreading Tips 18 REMOVING THE SPREADER 19 WIRELESS CONTROL PROGRAMMING AND PAIRING 20 MAINTENANCE 22 Lubrication 22 After Each Use 22 At the End of Each Season or After Extended Storage 22 Fuse Replacement 22 Sto...

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Page 5: ...reader is designed to spread snow and ice control materials only Do not use it for purposes other than those specified in this manual Register your spreader online at www westernplows com OWNER S INFORMATION Owner s Name _______________________________________________________________________ Date Purchased ______________________________________________________________________ Distributor Name ____...

Page 6: ...TION LABELS Please become familiar with the warning and caution labels on the spreader NOTE If labels are missing or cannot be read see your sales outlet CAUTION Indicates a potentially hazardous situation that if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices WARNING Indicates a potentially hazardous situation that if not avoided could res...

Page 7: ...ERIAL NUMBER LABEL Code Definition YY 2 Digit Year MM 2 Digit Month DD 2 Digit Day LL 2 Digit Location Code XXXX 4 Digit Sequential Number ZZZZZZ Assembly Part Number Model No 00000 Serial No YYMMDDLLXXXXZZZZZZ Model No 00000 Serial No 000000000000000000 ...

Page 8: ... verify that all safety guards are in place Before servicing the spreader wait for auger and spinner to stop Do not climb into or ride on spreader WARNING Overloading could result in an accident or damage Do not exceed GVWR or GAWR ratings as found on the driver side door cornerpost of the vehicle See Loading section to determine maximum volumes of spreading material CAUTION If rear directional CH...

Page 9: ... acid which burns skin eyes and clothing Disconnect the battery before removing or replacing any electrical components WARNING Vehicle exhaust contains lethal fumes Breathing these fumes even in low concentrations can cause death Never operate a vehicle in an enclosed area without venting exhaust to the outside WARNING Gasoline is highly flammable and gasoline vapor is explosive Never smoke while ...

Page 10: ... 8 35 0 49 4 55 2 75 3 85 0 M6 x 1 00 M12 x 1 75 M8 x 1 25 M14 x 2 00 M10 x 1 50 M27 x 3 00 M22 x 2 50 M30 x 3 50 M24 x 3 00 M20 x 2 50 11 1 19 5 38 5 67 107 7 7 613 778 1139 1545 450 428 562 796 1117 M33 x 3 50 M36 x 4 00 2101 2701 1468 1952 325 M16 x 2 00 231 167 M18 x 2 50 318 222 Recommended Fastener Torque Chart Size Size Torque ft lb Grade 5 Grade 8 Metric Fasteners Class 8 8 and 10 9 These ...

Page 11: ...vehicle applications CERTIFICATION WARNING Overloading could result in an accident or damage Do not exceed GVWR or GAWR as found on the driver side cornerpost of vehicle WARNING New untitled vehicle installation of a spreader requires National Highway Traffic Safety Administration altered vehicle certification labeling Installer to verify that struck load of snow or ice control material does not e...

Page 12: ...n the fasteners according to the torque chart MOUNTING THE SPREADER 2 Mount the support frame to the drive assembly using the six supplied 5 16 x 1 cap screws and the four supplied 5 16 locknuts Tighten the fasteners according to the torque chart 3 Mount the throat support to the support frame at the two lower holes by using the four supplied 5 16 x 1 cap screws and 5 16 locknuts Tighten the faste...

Page 13: ...he support frame holes as a template Place the backing plate inside the hopper 5 Fasten the hopper to the support frame by running the four supplied 5 16 x 1 cap screws through the backing plate hopper and support frame from inside the hopper Attach using the four supplied 5 16 locknuts Tighten the fasteners according to the torque chart 5 16 x 1 Cap Screw 5 16 Locknut Hopper Hairpin Cotter Hitch ...

Page 14: ...desired location 2 Run the spreader vehicle harness from the rear of the vehicle to the switch area Attach the female spade red wire to the switch Leave the black wire for Step 5 3 Route the power harness from the battery to the switch control 4 Attach the red lead to the POSITIVE side of the battery and the black lead to the NEGATIVE side of the battery 5 Attach the female spade red wire on the s...

Page 15: ...e Connections Spreader Power Plug End Battery NEGATIVE Battery POSITIVE Bypass Common Learn Antenna LED Motor POSITIVE Motor NEGATIVE Battery Power POSITIVE Terminal 4 Black Wire Battery NEGATIVE Terminal 1 White Wire ELECTRICAL DIAGRAM WIRELESS CONTROL WIRELESS CONTROL ...

Page 16: ...sibility for operating a vehicle If you cannot see well due to snow or icy conditions you will need to slow down and keep more space between you and other vehicles Slow down especially on higher speed roads Your headlamps can light up only so much road ahead If you are tired pull off in a safe place and rest The spreader s size and location reduce driver visibility to the rear of the vehicle We re...

Page 17: ...r will stop NOTE The spinner motor is not designed for continuous duty Allow the motor to cool between long cycle times WARNING Never operate equipment when under the influence of alcohol drugs or medications that might alter your judgment and or reaction time WARNING Never allow children to operate or climb on equipment WARNING Never exceed 45 mph 72 km h when loaded spreader is attached to vehic...

Page 18: ...der the driver shall verify that all bystanders are a minimum of 25 feet away from operating spreader 4 Unplug the spreader push the toggle switch into the center position and then replug the spreader The spreader must be unplugged after running an override The wireless key fob control will remain locked out until power is removed from the spreader unit 5 If power is not present consult the traile...

Page 19: ...ess 2 Remove the hitch pin from the receiver hitch 3 Remove the spreader from the vehicle and stand it upright This may require additional support CAUTION During removal or mounting securely grip spreader to avoid dropping REMOVING THE SPREADER CAUTION Empty the hopper before removing the spreader ...

Page 20: ...wer from the vehicle to pair and program the wireless key fob control Begin by unplugging the spreader from the 7 way plug 2 Push the toggle switch DOWN into the MANUAL OVERRIDE position 3 Plug the spreader into the 7 way plug Be sure to check that the plug polarity is correct as shown below The spreader will start at 100 speed 4 Unplug the spreader push the toggle switch into the center position ...

Page 21: ... 50 OFF 100 50 OFF 100 The sequence must be completed before the blue light stops flashing Light Button Pairing the Wireless Key Fob Control to the Wireless Control Module 1 Check that the wireless control module is receiving a signal by confirming that a red light is visible through the bottommost hole in the toggle switch side of the transmission mount 2 Press and hold the 50 button on the wirel...

Page 22: ...placement is necessary the replacement fuse must be of the same type and amperage rating as the original Installing a fuse with a higher rating can damage the system and could start a fire STORAGE Store the spreader in a clean dry location and away from direct sunlight WARNING Never remove the spreader with material in the hopper CAUTION When replacing parts use only original manufacturer s parts ...

Page 23: ...tor contact distributor Loose connection Corrosion Test direct power 12V to motor Load test battery Replace all corroded connections Apply dielectric grease Material issue Too much amperage draw Bad motor transmission assembly 4A to 20A draw no load good 20A draw no load bad Tighten or replace Apply dielectric grease Replace wiring Bad transmission contact distributor Electrical connection Bad mot...

Page 24: ...o spreader Ignition off Spreader does not respond to key fob Turn ignition ON Remove cover and check all connections Material obstruction Range issue Clear obstruction No vehicle power to connector Refer to vehicle instructions If unit works Replace battery WIRELESS KEY FOB CONTROL Clean around antenna TROUBLESHOOTING Fully seat power connector ...

Page 25: ...e equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help This ...

Page 26: ...etails and furnish equipment when so altered without reference to illustrations or specifications used Western Products or the vehicle manufacturer may require or recommend optional equipment for spreaders Do not exceed vehicle ratings with a spreader Patent pending Western Products offers a limited warranty for all spreaders and accessories See separately printed page for this important informati...

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