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For technical questions, please call 1-888-866-5797.

Item 57664 

        

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.

Indicates a hazardous situation which, if not avoided,  

will result in death or serious injury.

Indicates a hazardous situation which, if not avoided,  

could result in death or serious injury.

Indicates a hazardous situation which, if not avoided,  

could result in minor or moderate injury.

Addresses practices not related to personal injury.

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.

1.  Study, understand, and follow all instructions 

before operating this device.

2.  Do not exceed rated capacity.

3.  Use only on hard, level surface, 

such as concrete slabs.

4.  Lifting device only.  Immediately after lifting, 

support the vehicle with appropriate means.

5.  Use caution if lifting with Toe. Toe must be 

positioned against a secure lifting point. Load must 

be centered on Toe. Only lift on solid surfaces.

6.  Do not adjust safety valve.

7.  Wear ANSI-approved safety goggles and 

heavy-duty work gloves during use.

8.  Keep clear of load while lifting and lowering.

9.  Lower load slowly.

10. Do not use for aircraft purposes.

11.  Apply parking brake and chock 

tires before lifting vehicle.

12. Lift vehicle only at manufacturer-

recommended locations.

13. Inspect before every use; do not use 

if parts loose or damaged.

14. Keep your work area clean and well lit.  

Cluttered work areas invite accidents.

15. Keep bystanders, children, and visitors away while 

operating Jack.  Distractions can cause you to 

lose control.  Protect others in the work area.

16. Stay alert.  Watch what you are doing, and use 

common sense when operating a jack.  Do not use 

a jack while tired or under the influence of drugs, 

alcohol, or medication.  A moment of inattention while 

operating jacks may result in serious personal injury.

17. Store idle jacks out of reach of children 

and other untrained persons.  Jacks are 

dangerous in the hands of untrained users.

18. Jack service must be performed only by 

qualified repair personnel.  Service or 

maintenance performed by unqualified 

personnel could result in a risk of injury.

19. When servicing a jack, use only identical replacement 

parts - refer to attached, product-specific parts list 

and diagram.  Follow instructions in the “Inspection, 

Maintenance, And Cleaning” section of this manual.  

Use of unauthorized parts or failure to follow 

maintenance instructions may create a risk of injury.

20. Maintain labels and nameplates on the Jack.  These 

carry important information.  If unreadable or missing, 

contact Harbor Freight Tools for a replacement.

21. Before use, read manufacturer’s instruction 

manual for the vehicle (or object) you will lift.

22. When lifting only one wheel, support the load 

immediately with one jack stand (not included) 

placed under the side of the vehicle being lifted.  

Align the saddle of the jack stand directly under 

the vehicle’s seam or recommended lifting point.

Summary of Contents for DTJ10T

Page 1: ...eference 21k 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 2020 by Harbor Freight Tools All rights reserved 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 ma...

Page 2: ...cle 12 Lift vehicle only at manufacturer recommended locations 13 Inspect before every use do not use if parts loose or damaged 14 Keep your work area clean and well lit Cluttered work areas invite accidents 15 Keep bystanders children and visitors away while operating Jack Distractions can cause you to lose control Protect others in the work area 16 Stay alert Watch what you are doing and use com...

Page 3: ...k as far away from the roadside as possible 26 Industrial applications must follow OSHA requirements 27 Do not allow anyone in the vehicle while using the Jack Keep all bystanders a safe distance away from the vehicle 28 Do not support both ends of the vehicle at the same time 29 Before lowering the Jack remove all tools and equipment from under the vehicle 30 The warnings precautions and instruct...

Page 4: ...l surfaces such as solid concrete slabs 1 Attach end of Handle to Release Stem 2 Turn Release Stem clockwise to completely close valve Do not overtighten valve 3 Remove handle from Release Stem Insert Handle into Handle Socket 4 Make sure load is centered and that Jack is lifting an appropriate area WARNING TO PREVENT SERIOUS INJURY Toe must be positioned against a secure lifting point Load must b...

Page 5: ...voir c Reinstall Oil Fill Plug Check Jack operation Bleed air from system as needed 4 Change the hydraulic oil at least once every three years a With the Jack fully lowered remove the Oil Fill Plug on the side of the Housing b Tip the Jack to allow the old hydraulic oil to drain out of the Housing completely and dispose of the old hydraulic oil in accordance with local regulations c With the Jack ...

Page 6: ... OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO Parts List Part Description Qty 1 Toe 1 2 Snap Ring 1 3 Bushing 2 4 O Ring 1 5 Ram 1 6 Piston Ring 1 7 Sealing Washer 1 8 O Ring 1 9 Washer 1 10 Washer 1 11 Reset Spring 2 12 Steel Ball 1 13 Body 1 14 Oil Fill Plug 1 15 Steel Ball 1 16 Ball Seat 1 17 Safety Valve Spring 1 18 O Ring 3 19 Sealing Bolt 1 20 Steel Ball 1 21 Release Stem 1 Pa...

Page 7: ...Page 7 For technical questions please call 1 888 866 5797 Item 57664 Assembly Diagram ...

Page 8: ...lusion 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 EXPRESS 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 expl...

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