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Harbor Freight Tools HAULMASTER Owner's Manual & Safety Instructions
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Harbor Freight Tools HAULMASTER Owner's Manual & Safety Instructions

1720 lb capacity 48'' x 96'' foldable utility trailer
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Owner's Manual & Safety Instructions
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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.
Email our technical support at: productsupport@harborfreight.com
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-888-866-5797 as soon as possible.
©
Copyright
2021 by Harbor Freight Tools
No portion of this manual or any artwork contained herein may be reproduced in
any shape or form without the express written consent of Harbor Freight Tools.
Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein.
Tools required for assembly and service may not be included.
Keep this manual for the safety warnings and precautions, assembly,
Visit our website at: http://www.harborfreight.com
®
. All rights reserved.
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
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Summary of Contents for Harbor Freight Tools HAULMASTER

  • Page 1 No portion of this manual or any artwork contained herein may be reproduced in Failure to do so can result in serious injury. any shape or form without the express written consent of Harbor Freight Tools. Diagrams within this manual may not be drawn proportionally. Due to continuing SAVE THIS MANUAL.

  • Page 2: Table Of Contents

    table of Contents Safety ............3 Maintenance ..........24 Assembly ............ 6 Parts List and Diagram ......26 Operating Instructions ....... 16 Reporting Safety Defects......28 Operation ........... 16 Warranty ............ 28 WarninG SyMBOLS anD DEFinitiOnS This is the safety alert symbol. It is used to alert you to potential personal injury hazards.

  • Page 3: Safety

    iMpOrtant SaFEty inFOrMatiOn 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.
  • Page 4 Operation Safety note: Selected recommendations in this section are adapted from TOWING A TRAILER - Being Equipped for Safety, published by NHTSA. For full details, see that document. 1. This Trailer is not a toy. 3. Never allow anyone to ride in or on the trailer. Do not allow children to play on or near this item.
  • Page 5 Tires before folding/unfolding. with this Trailer. Approved accessories are 7. Do not fold up the trailer without assistance. available from Harbor Freight Tools. 3. Maintain this Trailer with care. Keep this Trailer 8. Before standing up the trailer, properly secure the rear and front section together.

  • Page 6: Assembly

    Specifications Maximum Capacity Payload 1,720 lb. Bed Dimensions 4 ft. x 8 ft. Hitch 2" Ball Size, Class II Torque to 85 - 90 ft-lb Lug Nuts Axle U-Bolt Nuts Torque to 15 ft-lb Tires assembly 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 trailer.
  • Page 7 3. Connect front and rear sections together 4. Connect Hinge Plates together using 2 sets by attaching Cross Members using 2 sets rEar SECtiOn FrOnt SECtiOn 5. With assistance, turn the assembly over. 6. Attach Tow Bar Brackets (45) to Front Left and Right Side Rails using 4 sets of Hex Bolts M10 x 30 Nuts M10 (36).
  • Page 8 10. Place Right Spring Hanger (41) and Left Spring 16. Attach Springs (8) to left and right Spring Hanger (19) over Right and Left Side Rails. Hangers with spring eyes facing forward, 11. Secure using: M12 (20). Leave these Bolts loose temporarily to allow proper assembly in the next steps.
  • Page 9 20. Remove Dust Caps (18). Place a 22. Place Tire and Washer on Axle. wood dowel into back of hub assembly, 23. Thread Castle Nut onto Axle until tire starts spinning then tap dowel to push Dust Cap with slight resistance, then back off slightly and off, being careful not to remove line up gaps in Castle Nut with holes in Axle.
  • Page 10 29. With assistance, turn the assembly right side up. 33. Remove nuts from back of Right Tail Light (30R). Attach Right Tail Light to Right Light Bracket, secure 30. Attach Coupler (2) to Coupler Base, using 2 sets of with nuts. Bolts M12 x 75 and Nuts M12 (20).
  • Page 11 trailer Wiring note: Only a qualified technician should perform 7. Leave about 18" of wire beyond the Coupler and the electrical service that may be needed to run the wiring harness along the inside of the Right enable your particular make/model vehicle to Tow Bar to the Front Right Side Rail.
  • Page 12 Wiring Diagram 4-pin connector White ground wire to trailer tongue Brown Brown side running lights yellow Green Black wire clip right light (Green lead) Wired same as left side KEy / COLOr CODES Brown: tail and side marker lights Green: right directional and stop light yellow: Left directional and stop light...
  • Page 13 Optional rail installation (not included) Minimum required parts: a. Qty. 8: 1.6" x 3.5" x 27" wood strips (not included). b. Qty. 6: 0.75" x 3.5" x 48" wood strips (not included). c. Qty. 6: 0.75" x 3.5" x 94.5" wood strips (not included). d.
  • Page 14 2. To determine where to drill 3/8" holes in the 5. Attach the Connecting Plates to the Stakes, place the eight Stakes in the eight Stake Side Rails and Front End/Back End Rails, Brackets (40) of the Trailer and mark with a pencil. using 3/8"...
  • Page 15 Optional Bed installation (not included) Minimum required parts: a. Qty. 2: 3/4" x 48" x 48" Plywood (not included). b. Qty. 24-30: 3/8" Cross Head Bolts (not included). c. Qty. 24-30: 3/8" Flat Washers (not included). d. Qty. 24-30: 3/8" Spring Washers (not included). e.

  • Page 16: Operating Instructions

    Operating 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 trailer. Before each use 1. Check Tire condition and air pressure. 8. Check load distribution to make sure the tow vehicle and Trailer are properly 2.
  • Page 17 Connection (continued) 4. With assistance, place the Hitch Coupler 6. After the Adjusting Nut is properly adjusted, over the vehicle’s hitch ball and pull back on pull back on the Trigger and push down on the Trigger and push down on the Handle the Handle until the Trigger locks in the slot.
  • Page 18 tire information tire terminology Glossary • accessory weight means- the combined weight • Maximum tire width means- the greater of either of automatic transmission, power steering, the linear distance between the exterior edges power brakes, power windows, power seats, of the carcass or the linear distance between radio, and heater, to the extent that these items the exterior edges of the tread, both being are available as factory-installed equipment.
  • Page 19 tire Markings inner diameter Load index and in inches Speed rating* European tire Section width certificate* in inches U.S. DOt tire identification number tire ply composition and materials used Maximum permissible inflation pressure Maximum load rating trailer *information not required by U.S. DOt tire •...
  • Page 20 • Speed rating- The speed rating denotes the • tire ply Composition and Materials Used- speed at which a tire is designed to be driven for The number of plies indicates the number of layers extended periods of time. This does not indicate of rubber-coated fabric in the tire.
  • Page 21 tire Care Checking tire pressure note: Under inflated tires can decrease handling, This Trailer has 80 PSI recommended cold tire inflation stopping performance, traction, tire life, and pressure. The term “cold” in this manual does not load-carrying capability, in addition to causing other refer to the temperature outside, but it refers to the negative and hazardous effects, including tire failure.
  • Page 22 tire Balance and alignment The tires need to be balanced to prevent vibration when driving. This involves attaching small weights to the rim to offset small differences in rim and tire weight. The tires also need to be aligned properly. Alignment is the orientation of the tires to the road surface and their being parallel.
  • Page 23 acceleration and passing 1. When passing a slower vehicle or changing lanes, 3. If necessary, downshift for improved signal well in advance and make sure you acceleration or speed maintenance. allow extra distance to clear the vehicle 4. When passing on narrow roads, be careful not before you pull back into the lane.

  • Page 24: Maintenance

    Maintenance procedures not specifically explained in this manual must be performed only by a qualified technician. tO prEVEnt SEriOUS inJUry FrOM tOOL FaiLUrE: Do not use damaged equipment. if abnormal noise or vibration occurs, have the problem corrected before further use. note: Tow vehicles often have more frequent maintenance requirements, including changes of engine and transmission oils and filters, lubrication of components, and cooling system checks.
  • Page 25 Folding the trailer tO prEVEnt SEriOUS inJUry FrOM LOSS OF COntrOL: position trailer on flat, level, hard surface and chock both tires before folding/unfolding. 3. With assistance, fold the rear section of the and Nuts M10 from the center Cross Members. Trailer over the front section of the Trailer.

  • Page 26: Parts List And Diagram

    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.
  • Page 27 assembly Diagram Item 58703 For technical questions, please call 1-888-866-5797. Page 27...

  • Page 28: Reporting Safety Defects

    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.