Product Details
- Brand: Bulldog
- Model: 178151
- UPC: 086693781518
- Includes: Round Pipe Mount Swivel Jack
Description
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Bulldog 5,000 lbs. Round Pipe Mount Swivel Trailer Jack Topwind 15" Lift w/ Pull Pin Install Notes
Installation Instructions for Tongue Jacks
Tools Required:
- Ratchet
- Socket set
- Torque wrench
Step-by-Step Instructions:
General Installation Notes:
- Confirm there will be no interference from the tow vehicle, tongue, ground, or mounted accessories in all operational positions (stationary or in motion).
- Check for interference in handle swing and swivel positions before and after installation.
Bolt-On Rack Jack Installation:
- Place the gear housing on the tongue and insert the supplied bolts into the holes corresponding to the tongue width.
- Position the mounting bracket below the tongue with the flat surface against it.
- Secure with locknuts and torque to 25 ft-lbs.
Snap Ring/Bolt-Through Instructions:
- Snap Ring Models:
- Place the jack bracket over the mount and fully seat the snap ring into the groove.
- Bolt-Through Models:
- Insert the jack bracket into the recessed opening on the mount.
- Place the small end of the bushing into the jack bracket and onto the bolt.
- Tighten the locknut until there is minimal movement in the bushing.
A-Plate Mounting Instructions (Bolt-On or Weld-On):
- All welding must be performed by an AWS-certified welder.
- Align the jack and foot (if equipped) with the coupler before welding.
- For Bolt-On Applications:
- Use three 3/8"-16 grade-5 bolts with washers.
- Torque bolts to 15-20 ft-lbs.
- Weld the recommended support plate to the trailer frame bottom using a 3/16” fillet weld.
Direct-Mount Instructions:
- Weld the jack in two places on each side using a 3/16” fillet weld.
Safety Notes:
- Fully retract and rotate the jack before towing.
- Never exceed the rated capacity of the jack, footplate, or caster wheel.
- Avoid applying side forces as they may cause jack failure.
- Ensure all locking mechanisms (plunger pins, snap rings) are properly engaged.
- Do not adjust the drop foot or leg while under load.
- Always replace damaged or worn parts before use.
Maintenance:
- Side-Wind Models:
- Lubricate internal gearing and bushings with automotive grease.
- Apply light oil to the handle unit on both sides of the tube.
- Top-Wind Models:
- Apply light oil to the screw stem.
- In marine environments, flush the jack assembly with fresh water and reapply lubricant.
Warranty Information:
- Coverage: 5 years unless otherwise specified.
- Exclusions: Normal wear, misuse, overloading, improper installation, and unauthorized modifications.
- For complete warranty instructions, please download the full installation PDF.
Additional Information:
Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information from the manufacturer, please download the full installation PDF.
Technical Support:
For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.