4500 Series HD for End Dump P/N 1121683 Rev. H MESSAGE TO OWNERS TABLE OF CONTENTS Thank you for buying this tarping system from Shur-Co . We appreci- ® ate your confidence in our products. Please read and thoroughly un- Hardware Identification ...............
P/N 1121683 Rev. H Rear Pivot Bracket Item Part # Description 1116919 Vertical Pivot Mount Bracket 1116920 Pivot Pin - 4 Spring 1116994 Pivot Mount Bracket - Sloped 1700400 Self-Tapping Screw - 3/8" x 1" 1702891 Cap Screw - 3/8" x 1 1/4" W.
P/N 1121683 Rev. H Front Flex Arm & Electric Motor pivot mount bracket assembly NOTE: Do not remove cable tie from front flex arm and motor assembly until installation is complete. See step 6. Item Part # Description 1. 1121997 Flex Arm Assembly w/Motor - 7 1/4" - HD End Dump 2.
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P/N 1121683 Rev. H Front Flex Arm & Electric Motor - continued STEP 5: Choose appropriate pilot hole on pivot bracket to route 6-ga. wire from flex arm through trailer skin. Fasten wire clip to pilot hole with 1/4" x 3/4" self-drilling screw. STEP 3: Assemble spiral torsion springs and lower flex arm onto pivot pin.
11. 1116994 Pivot Bracket - Sloped 12. 1121414 Bellow Plate - Square Holes 13. 1121413 Bellow Plate - Round Holes 14. 1704891 End Fitting - 4500 HD Series 15. 1704775 Bellow - 4500 HD Series 16. 1701360 Spring Pin - 1/4" x 1 3/4"...
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P/N 1121683 Rev. H Rear Flex Arm - continued STEP 6: Assemble spacer washers onto pivot pin. pivot pin STEP 4: Insert flex arm joint into upper flex arm and slide bellow over flex arm joint. Align holes in upper flex arm, bellow plates, flex arm joint and bellow.
Roll Tube Extension P/N 1121683 Rev. H REAR OF TRAILER STEP 1: Adjust roll tube forward or backward to align end of WARNING splined shaft with gate hinge pin. Flex arms are under tension while torsion springs gate hinge pin are engaged.
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Roll Tube Extension - continued P/N 1121683 Rev. H Item Part # Description 1. 1121298 Flex Arm Assembly w/Motor - 7 1/4" 2. 1120680 Motor Mount Bearing Spacer 3. 1704736 Radial Ball Bearing - 1/4" x 3/4" 4. 1120681 Motor Mount Bearing Retainer 5.
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P/N 1121683 Rev. H Roll Tube Extension - continued STEP 4: Unfasten and remove motor mount assembly from roll tube extension. Remove roll tube extension from roll tube. Cut roll tube at marked location. STEP 7: Slide roll tube/roll tube extension weldment back into position and align upper flex arm on front of trailer.
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Roll Tube Extension - continued P/N 1121683 Rev. H STEP 9: Refasten tarp to roll tube with existing U-clamps and STEP 12: Drill 1/4" hole through lower flex arm and flex arm joint screws. Tighten all fasteners securely. Tighten front as shown.
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P/N 1121683 Rev. H Rocker Switch - Trailer Mounting & Wiring STEP 3: Fasten motor cover onto motor with #10 x 3/4" screws. STEP 1: Mount bracket at suitable location on front of trailer, usually near existing plugs. Mark and drill 5/16" holes and fasten with 3/8"...
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P/N 1121683 Rev. H Rocker Switch - Trailer Mounting & Wiring - continued WIRING SCHEMATIC STEP 1: Connect SMARTwire™ from electric motor to SMART- wire™ from dual conductor and secure connection with lock pin. Secure all wires to trailer with cable clips and CAUTION screws.
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P/N 1121683 Rev. H Wireless Receiver - Trailer Mounting & Wiring STEP 1: For ease of operation from ground, locate wireless STEP 1: Mount bracket at suitable receiver on front of dump body. Fasten receiver to location on front of trailer, usually near dump body with screws or drill 516"...
Operation P/N 1121683 Rev. H press press close tarp open tarp NOTE: 4500 Series HD trailer-mounted control boxes now operate in EXPRESS MODE. Pressing O or C button on control box initiates express open or close operation. After that, pressing either button will stop tarp operation. If neither button is pressed, operation will automatically stop at end of travel.
STEP 5: Install crank arm assembly as shown in Shur-Lok ® owner’s manual, at http://www.shurco.com. You may need optional manual override extension kit (P/N 1117022). STEP 2: Carefully slide Gate Flex™ off roll tube. Flex arm will be under tension and have some downward force.
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Electric Motor Replacement P/N 1121683 Rev. H INSTALL NEW MOTOR REMOVE EXISTING MOTOR STEP 1: Install new motor. Fasten motor to motor bracket with STEP 1: Disconnect electric power to trailer. Unfasten and 5/16" washers and nuts. remove motor cover. Unfasten 3/8" x 2" cap screw and lock nut holding motor shaft to roll tube extension.
P/N 1121683 Rev. H Replacement Parts NOTE: Replace system parts only with Genuine Shur-Co parts ® to ensure proper system function. If Genuine Shur-Co parts are ® not used, warranty could be void. NOTE: Use sloped pivot mount bracket (P/N 1116919) only where sloped front mounting bracket (P/N 1112178) is used.
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Replacement Parts P/N 1121683 Rev. H REAR ASSEMBLIES Item Part # Description 18. 1700418 Centerlock Nut - 3/8" Item Part # Description 19. 1702573 Cap Screw - 3/8" x 2 1/2" 1700407 Hex Nut - 3/8" 20. 1116990 Gate Flex™ 1700434 Lock Washer - 3/8"...
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