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SECTION 1 — GENERAL INFORMATION
1.1 INTRODUCTION
This instruction manual contains installation, operation, maintenance, and parts list informa-
tion for DuraClass Model 1715 PL and Model 1721 PL conversion hoists.
1.2 GENERAL INFORMATION
These are twin arm type hoists and are designed for use with wood or steel platform bodies.
The 1715PL hoist is used with bodies from 10' (3.048 m) to 15' (4.572 m) long, and the 1721
PL hoist is used with bodies 11' (3.353 m) to 17' (5.182 m) long. These are for single axle
chassis installations and the dumping angle is 45°.
1.3 HOIST CAPACITY
Lifting capacity depends on the body length and the overhang beyond the rear hinge. The
capacities for each model hoist and the recommended body lengths are charted in Figure 1.
