This manual covers the JLG Vertical Mast 15MVL, 20MVL, 15MSP, and 20MSP Series. These electric-powered vertical mast lifts are designed for a variety of industrial and commercial applications requiring precise positioning and vertical reach. Engineered for reliability and efficiency, these models feature proportional controls for both steering and drive, non-marking solid rubber tires, and electric braking systems. The platform height capabilities range up to 15 feet for the 15MVL and 15MSP models, and up to 20 feet for the 20MVL and 20MSP models, with lift capacities varying by specific configuration.

The purpose of this Service Repair Workshop Manual is to provide comprehensive guidance for the maintenance, repair, and technical understanding of the JLG Vertical Mast lifts. It details essential information including routine maintenance schedules, troubleshooting procedures, and technical specifications relevant to the electric powertrain, battery systems, and control operations. This manual is an indispensable resource for owners, technicians, and mechanics, ensuring the continued optimal performance, safety, and longevity of the equipment through accurate service and repair practices.