Harbor Freight Tools 10000 lb. Capacity Weight_Distributing Hitch Product manual
Contents
1. 4 Parts List and Assembly Diagram 10 Iristallatiori ore decks Rd 5 12 Operaltloti x nc nube 8 o gt Tl m lt Haul faster WARNING SYMBOLS AND DEFINITIONS This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death DANGER Indicates a hazardous situation which if not avoided will result in death or serious injury AWARNING Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided ACAUTION could result in minor or moderate injury NOTICE CAUTION Addresses practices not related to personal injury IMPORTANT SAFETY INFORMATION AWARNING Read all safety warnings and instructions Failure to follow the warnings and instructions may result in serious injury Save all warnings and instructions for future reference The warnings precautions and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur It must be understood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator Page 2 For technical questions please call 1 888 866 5797 Item 67649 Installation Attachment Precautions 1 Assemble only accord2. Owner s Manual amp Safety Instructions Save This Manual Keep this manual for the safety warnings and precautions assembly operating inspection maintenance and cleaning procedures Write the product s serial number in the back of the manual near the assembly diagram or month and year of purchase if product has no number Keep this manual and the receipt in a safe and dry place for future reference ITEM 67649 10 000 LB CAPACITY Haul Master n Visit our website at http www harborfreight com Email our technical support at productsupport harborfreight com REV 13k When unpacking make sure that the product is intact and undamaged If any parts are missing or broken A WARNING please call 1 888 866 5797 as soon as possible Copyright 2010 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in Read this material before using this product any shape or form without the express written consent of Harbor Freight Tools Failure to do so can result in serious injury Diagrams within this manual may not be drawn proportionally Due to continuing SAVE THIS MANUAL improvements actual product may differ slightly from the product described herein Tools required for assembly and service may not be included Table of Contents S amp alely 2452 cte E ei 2 Mairnitenaree oot cnet vade 9 Specifications
3. PRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the complaint must accompany the merchandise If our inspection verifies the defect we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement We will return repaired products at our expense but if we determine there is no defect or that the defect resulted from causes not within the scope of our warranty then you must bear the cost of returning the product This warranty gives you specific legal rights and you may also have other rights which vary from state to state Haul faster 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 1 888 866 5797
4. al number record month and year of purchase instead Note Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts Page 10 For technical questions please call 1 888 866 5797 4 2 2 3 Item 67649 Assembly Diagram Rivet 14 Hole for Spacing and Spacing Washers 13 View from front of Weight Distribution Head 2 Z lt 2 lt Item 67649 For technical questions please call 1 888 866 5797 Page 11 Limited 90 Day Warranty Harbor Freight Tools Co makes every effort to assure that its products meet high quality and durability standards and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase This warranty does not apply to damage due directly or indirectly to misuse abuse negligence or accidents repairs or alterations outside our facilities criminal activity improper installation normal wear and tear or to lack of maintenance We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EX
5. arts listed in the following pages refer to Parts List and Assembly Diagram on page 10 Spring Bar Installation 1 Apply some axle grease to the round 5 Pull on the Spring Bar to make sure it is properly end of one Spring Bar 4 attached to the Weight Distribution Head 2 Pry one of the Retaining Pin Springs 2a back 6 Repeat for the other Retaining Pin Spring pulling the Bar Retaining Pin 2b outwards and the other Spring Bar Weight Distribution Z 2 lt a o Figure Figure 3 Hold the Spring back while installing the Spring Bar into the socket on the Weight Distribution Head 2 7 Remove the Lock Nuts 10 and Washers 9 from the U Bolts 8 Place a U Bolt around 4 Release the Spring and adjust the Spring the bottom link of each Chain 7 Insert the Bar until the spring snaps back into place threaded ends of each U Bolt into the holes at the end of each Spring Bar as shown Secure with Washers and Lock Nuts Hitch Ball Installation Hitch Ball sold separately 1 Install a properly sized and properly rated hitch ball into the hole at the top of the Weight Distribution Head 2 Weight Distribution Head 2 2 Secure in place using the washer s and nut s provided with the hitch ball Figure D Item 67649 For technical questions please call 1 888 866 5797 Page 5 z gt gt z Page 6 Determine the required ball height a Divide t
6. e hooks on the Connection Brackets b Slide Handle 5 over pin on Bracket and rotate up completely to secure Chain c Insert Spring Clip 18 through Bracket to lock Chain in place Refer to Figure d Repeat for other Bracket and Chain Both Chains must be of equal length After Use 1 Note the number of chain links used to make reconnection to the same trailer and load easier 2 Raise the front of trailer and back of the towing vehicle 3 This will make disconnection easier and safer CAUTION The Connection Brackets will be under tension use the Handle supplied and handle carefully to prevent injury 3 Slide Handle over pin on Bracket and CAREFULLY rotate down completely to release Chain Repeat for other side Handle 5 Connection Bracket 3 A Connect Chain to hook Chain 7 Clip 18 tye Figure 7 Lower the front of the trailer 8 Re measure height of front and back of towing vehicle Both should be lower than the amounts written in step 2 by an equal distance or up to 1 lower in back The Chain lengths need to be adjusted by releasing the Brackets and adjusting each Chain one link at a time until that measurement is achieved Verify that the Chains are adjusted to same length CAUTION The Connection Brackets will be under tension use the Handle supplied and handle carefully to prevent injury Raise the front of the trailer WHENEVER tension will be applied or released from t
7. he Brackets 4 Disconnect trailer from hitch ball The Spring Bars 4 MUST be removed if the trailer is not attached Hold onto the Spring Bar while prying the Retaining Pin Spring 2a back pulling the Bar Retaining Pin 2b outwards The Spring Bar should drop out of the Weight Distribution Head 2 Check local regulations to determine if other components can be left in place or must also be temporarily removed Page 8 For technical questions please call 1 888 866 5797 Item 67649 User Maintenance Instructions Procedures not specifically explained in this manual must be performed only by a qualified technician AWARNING TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION Disconnect hitch as explained under After Use on page 8 before performing any inspection maintenance or cleaning procedures TO PREVENT SERIOUS INJURY FROM HITCH FAILURE Do not use damaged equipment If abnormal noise or vibration occurs have the problem corrected before further use Cleaning Maintenance and Lubrication 1 BEFORE EACH USE inspect the general 2 AFTER USE wipe external surfaces condition of the tool Check for of the tool with clean cloth loose hardware 3 Inject axle grease into the grease fittings misalignment or binding of moving parts on the Weight Distribution Head monthly if the Spring Bars are left installed cracked or broken parts any other condition that may 4 Before installing the Spring Bars clean a
8. ing to these D instructions Improper assembly can create hazards Carefully measure and follow all steps and adjustment instructions 2 Raise the front of the trailer WHENEVER tension will be applied or released from the Connection Brackets 3 3 Adjust both chains to equal length 7 4 When applying or releasing tension 8 from the Brackets use the Handle 5 supplied and handle carefully 9 10 Operation Precautions 1 Adjust Chains 7 to equal length 5 secure the Spring Clips 18 and adjust according to this manual before use 6 2 This product is not toy Do not allow children to play with or near this item 3 Use as intended only i 4 Inspect before every use do not use if parts are loose or damaged 8 Service Precautions 1 Have Hitch serviced by a qualified repair person 2 using only identical replacement parts This will ensure that the safety of the hitch is maintained The Spring Bars 4 MUST be removed if the trailer is not attached Check local regulations to determine if other components can be left in place or must also be temporarily removed Wear ANSI approved safety goggles and heavy duty work gloves during assembly SAFETY Keep assembly area clean and well lit Keep bystanders out of the area during assembly Do not assemble when tired or when under the influence of drugs or medication Install in accord with DOT regulations Do not exceed rated capacities
9. nd affect its safe operation apply axle grease to the rounded end Haul faster LLI Z lt 2 lt gt Item 67649 For technical questions please call 1 888 866 5797 Page 9 2 m Z gt 2 m Parts List and Diagram PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER OR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT IN FACT THE MANUFACTURER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO Parts List 1 Retaining Pin Spring 2 BarRetainingPin 2 BEES 2 Part Description Qty 1 Square Shank 1 1 2 1 2 2 2 1 2 Grease Fitting 4 6 Bolt 1 2 x3 3 4 2 1 1 2 2 Connection Bracket 1 2 Record Products Serial Number Description BE 3 09 Note If product has no seri
10. o not tighten it yet Spacing Spacing Toothed Washers Rivet 14 Washer 13 Distribution Head 2 Bolt 2c Figure F Adjust the angle of the Spring Bars 4 using the Spacing Rivet 14 and from 0 to 7 Spacing Washers 13 until the Spring Bars tilt downward slightly 10 13 Loosen the Angle Set Bolt 2c before adding removing Spacing Washers and tighten afterwards Item 67649 Weight Distribution Head Installation continued After the angle is set properly slide a Toothed Washer 15 onto the other 3 4 Bolt 16 and insert through the upper hole in the Weight Distribution Head Place the other Toothed Washer over the Bolt end thread a 3 4 Nut 12 onto the Bolt and tighten securely Refer to Figure G Tighten both 3 4 Nuts to 260 ft Ib of torque using a torque wrench sold separately Connection Bracket Installation Thread a 1 2 Bolt 6 into each Connection Bracket 3 a turn or two Place the Connection Brackets on top of the trailer tongue with the Bolts facing inwards Refer to Figure H Swing the Spring Bars down under the brackets and pull the Chains straight up with no twist Position each Connection Bracket directly above its chain Tighten the 1 2 Bolts until they contact the trailer and then 1 4 turn more Do not overtighten After Installation 1 Item 67649 Proceed to Operation Instructions for final setup and trailer attachment If trailer is not to be attached at thi
11. of Hitch see Specifications chart Maintain product labels and nameplates These carry important safety information If unreadable or missing contact Harbor Freight Tools for a replacement Carefully load trailer according to trailer supplier s instructions whether a weight distributing hitch is used or not Use in accord with DOT regulations Do not use damaged equipment If abnormal noise or vibration occurs have the problem corrected before further use A SAVE THESE INSTRUCTIONS Item 67649 For technical questions please call 1 888 866 5797 Page 3 Functional Description 1 000 Ib Tongue Weight 10 000 Ib Gross Trailer Weight 500 Ib Tongue Weight 5 000 Ib Gross Trailer Weight Specifications Ill amp IV Limit capacities listed above by the capacity of the towing vehicle and any other attachment hardware used Note For greater stability a Sway Control Kit Item 96462 sold separately can be used along with this Hitch Components z gt gt gt Z Connection Brackets Weight Distribution Head Square Shank Lock Pin Spring Bars Figure A Page 4 For technical questions please call 1 888 866 5797 Item 67649 Installation Instructions Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product Note For additional information regarding the p
12. ongue weight by 200 for tow vehicles with overload springs divide it by 100 for vehicles without overload springs and multiply the result to calculate tow vehicle squat Ib tongue weight 200 if tow vehicle has overload springs OR 100 if tow vehicle has no overload springs X 1 8 tow vehicle squat b Position trailer parallel to the ground on a flat level surface and measure the distance from the ground to the top of the ball cup and write it here coupler height Ground c Add the distance found in step 1a to the distance from step 1b to get the required ball height tow vehicle squat step 1a coupler height step 1b required ball height Insert Square Shank 1 into tow vehicle receiver Secure it in place with the Lock Pin 17 and the Spring Clip 18 Distribution For technical questions please call 1 888 866 5797 Installation Instructions continued Weight Distribution Head Installation HIGHEST SETTING Weight LOWEST SETTING Head 2 Figure E Determine the attachment point of the Weight Distribution Head 2 to the Square Shank according to the needed connection height calculated in step 1c The Square Shank can be turned upside down if needed Each hole is 1 1 4 of adjustment Insert one of the 3 4 Bolts 16 through the lower hole to hold the Weight Distribution Head in place for now Thread a 3 4 Nut 12 onto the Bolt but d
13. s time the Spring Bars 4 MUST be removed Hold onto the Spring Bar while prying the Retaining Pin Spring 2a back pulling the Bar Retaining Pin 2b outwards Toothed Bolt 16 Washer 15 Nut 12 Square Shank 1 Weight Distribution Head 2 Figure G Connection 2 lt E m N Connection Bracket 3 Figure H The Spring Bar should drop out of the Weight Distribution Head 2 Check local regulations to determine if other components can be left in place or must also be temporarily removed For technical questions please call 1 888 866 5797 Page 7 z gt 2 Operation Instructions Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product Attachment 1 If Spring Bars were removed reinstall them following steps 1 through 6 in Spring Bar Installation on page 5 2 While trailer is not connected measure the distance from front and rear bumpers of towing vehicle to ground Write here front to ground rear to ground 3 Lower trailer coupler onto hitch ball and secure the trailer s ball coupler in place 4 Raise the front of trailer and back of the towing vehicle 3 This will make mounting easier and safer 5 Swing the hooks on the Connection Brackets 3 down 6 Connect Chains a Connect the Chains 7 to th
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