HAUL MASTER 66771 Owner's Manual

600 lb. capacity

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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.
REV 14j
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
2009 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
Email our technical support at: productsupport@harborfreight.com
®
. All rights reserved.
WARNING!
IMPORTANT INFORMATION
This Trailer's Hitch Coupler MUST be properly
secured to the hitch ball of the towing vehicle.
After assembly and attachment, pull up and down
on the Hitch Coupler to make sure the hitch ball is
fitting snugly in the Hitch Coupler. There must be
no play between the hitch ball and Hitch Coupler.
If there is play, tighten the Adjustment Nut until no
play is present. If the Adjustment Nut is too tight,
the Handle will not lock. Carefully read and follow
the complete instructions in this manual BEFORE
setup or use.
IF THE COUPLER IS NOT SECURED PROPERLY,
THE BALL COULD COME LOOSE WHILE
THE TOW DOLLY IS IN MOTION, POSSIBLY
CAUSING PROPERTY DAMAGE, SERIOUS
PERSONAL INJURY, AND/OR DEATH.
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
ITEM 66771

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Summary of Contents for HAUL MASTER 66771

  • Page 1 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 66771 WARNING! IMPORTANT INFORMATION This Trailer’s Hitch Coupler MUST be properly...
  • Page 2: Table Of Contents

    WARNING marking Amperes concerning Risk of Fire. WARNING marking concerning Risk Connect trailer wiring to of Eye Injury. Wear ANSI-approved properly fused circuit only. safety goggles with side shields. Page 2 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 3 4. Keep Shell top locked while driving. Do not drive with Trailer’s Shell top unlocked or open. 5. Pinch hazard; use care when latching. Keep hands and fingers away from shell edges. Item 66771 For technical questions, please call 1-888-866-5797. Page 3...
  • Page 4: Operation Safety

    Do not attempt to control trailer sway by applying the tow vehicle brakes; this will generally make the sway worse. Page 4 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 5 Some states may consider this Trailer a vehicle requiring registration, licensing, and titling. Check with your State Department of Motor Vehicles for information and guidance on registering, licensing, and titling the Trailer. Item 66771 For technical questions, please call 1-888-866-5797. Page 5...
  • Page 6 Lock up Trailer, Only use accessories intended for use and keep out of reach of children. with this Trailer. Approved accessories are available from Harbor Freight Tools. SAVE THESE INSTRUcTIONS. Page 6 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 7: Setup

    Spring plate (22) U-Bolts (36) Figure D 5. Place Tires (5) onto the Hubs (4) at the end of the Axle. Lock Tires into place using the Lug Nuts (38). Item 66771 For technical questions, please call 1-888-866-5797. Page 7...
  • Page 8 The Tail Light wire pigtails run from the Fenders, through the Trailer Body and connect to the wiring at the back of the Drawbar. See Figure F. Body (1) Drawbar (6) Figure F Page 8 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 9: Specifications

    Trailer and/or the tow vehicle. the ground while towing the Trailer. WARNING! This Trailer was not designed for use in commercial applications. Commercial use will void warranty. DO NOT USE FOR AIRcRAFT pURpOSES. Item 66771 For technical questions, please call 1-888-866-5797. Page 9...
  • Page 10 Coupler. There must be no play between the hitch ball and Coupler. WARNING! If there is play, tighten the Adjusting Nut until no play is present. Page 10 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 11: Tire Information

    Curb weight; curb weight, accessory weight, and normal b. Accessory weight; occupant weight and dividing by 2. c. Vehicle capacity weight; and d. Production options weight. Item 66771 For technical questions, please call 1-888-866-5797. Page 11...
  • Page 12 1,019 1,279 1,609 2,039 1,047 1,323 1,653 2,094 1,074 1,356 1,709 2,149 1,102 1,389 1,764 2,205 1,135 1,433 1,819 2,271 1,168 1,477 1,874 2,337 Table A: Load Index Rating codes Page 12 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 13 • Maximum permissible Inflation pressure- This number is the greatest amount of air pressure that should ever be put in the tire under normal driving conditions. Table B: Tire Speed Rating codes Item 66771 For technical questions, please call 1-888-866-5797. Page 13...
  • Page 14: Tire Care

    Measure tread depth using a tread depth indicator (not included). Tire Rotation Every 5,000 miles the left and right tires should be switched. This will cause the tires to wear more evenly and last longer. Page 14 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 15: Vehicle Load Limit

    Trailer will be unsafe resulting in hazardous effects, such as: Trailer’s tires will not be able to maintain traction properly, and stopping distance will be increased significantly. Item 66771 For technical questions, please call 1-888-866-5797. Page 15...
  • Page 16: Maintenance

    Allow all parts to dry completely. c. Make sure your hands are clean and bearing packer (not supplied) is also clean. Page 16 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 17: Maintenance Chart

    Check Lug Nuts Wheels Grease Bearings & Hubs Repack Bearings Check Pressure (60 PSI) and Tires Visual Inspection Check Tread Depth Check Tail and Brake Light Operation Electrical Check Electrical Ground Wiring Item 66771 For technical questions, please call 1-888-866-5797. Page 17...
  • Page 18: Parts List And Diagram

    Note: If product has no serial number, record Note: Some parts are listed and shown month and year of purchase instead. for illustration purposes only, and are not available individually as replacement parts. Page 18 For technical questions, please call 1-888-866-5797. Item 66771...
  • Page 19 Assembly Diagrams (cont’d) 23, 32, 30 Please note: Rubber Pads (29) not shown Item 66771 For technical questions, please call 1-888-866-5797. Page 19...
  • Page 20: Reporting Safety Defects

    This warranty gives you specific legal rights and you may also have other rights which vary from state to state. 3491 Mission Oaks Blvd. • pO Box 6009 • camarillo, cA 93011 • 1-888-866-5797 Page 20 For technical questions, please call 1-888-866-5797. Item 66771...

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