
TABLE OF CONTENTS Rev. 5/1/2025 WTJ-4, MANUAL
TABLE OF CONTENTS Copyright 2025 Vestil Manufacturing Co. Page 1 of 11
WTJ-4 Series Vehicle Mounted Jib Cranes
Receiving Instructions
After delivery, remove the packaging from the product. Inspect the product closely to determine
whether it sustained damage during transport. If damage is discovered, record a complete description of it
on the bill of lading. If the product is undamaged, discard the packaging.
NOTE: The end-user is solely responsible for confirming that product design, use, and maintenance comply
with laws, regulations, codes, and mandatory standards applied where the product is used.
Technical Service & Replacement Parts
For answers to questions not addressed in these instructions and to order replacement parts, labels, and
accessories, call our Technical Service and Parts Department at (260)665-7586. The Department can also be
contacted online at https://www.vestil.com/page-parts-request.php.
Electronic Copies of Instruction Manuals
Additional copies of this instruction manual may be downloaded from https://www.vestil.com/page-
manuals.php.
Specifications……….…………………………………………………………………………………………..….……
Exploded View…….…………………………………………………………………………………………..……...…
Bills of Materials………………………..………………………………………………………………..................……
Signal Words……………………………………………………………………………………………………………...
Safety Instructions……...………………………………………………………..………………………………………
Assembling the Crane……………………………………………………………………………...………………..…
Installing the Crane in a Fixed Location (Not in a Vehicle)...……………………...……………………...……
Installing the Crane on a Vehicle……………………………………………………………………………….……
Raising and Lowering the Boom…………………………………………………………………………………...…
Boom Length Adjustments……………………………………………………………………………………….……
Using the Crane…………………………………………………………….……………………………………………
Record of Satisfactory Condition…………………………………………………………………………………….
Inspections……………………………………………………………………………………………………………..…
Troubleshooting………………………………………………………………………………………...........................
Labeling Diagram………………………………………………………..………………………………………...……
Limited Warranty……………………………………………………………………………………………………...…
VESTIL MANUFACTURING COMPANY
2999 North Wayne Street, P.O. Box 507, Angola, IN 46703
Telephone: (260) 665-7586 -or- Toll Free (800) 348-0868
Fax: (260) 665-1339
Web: www.vestil.com e-mail: HUinfo@vestil.comU