Link Belt LS-318 Crane Service Pdf Manual

Link-Belt LS-318 Crane Service PDF Manual

The Link-Belt LS-318 was engineered for contractors who required dependable lifting performance on demanding construction, bridge, industrial and foundation projects. Built with a rugged crawler undercarriage, heavy-duty drum assemblies and a serviceable mechanical drive system, the LS-318 earned a reputation for remaining productive even after years of continuous operation. Many machines are still working today because their major components can be rebuilt using proper factory service procedures rather than replaced.

This OEM Factory Service Manual is written for experienced technicians performing complete workshop repairs. It provides detailed factory instructions for inspecting, troubleshooting, disassembling, rebuilding and testing every major crane system. Whether servicing the crawler lower, rebuilding the hydraulic power supply or repairing the boom hoist assemblies, this manual helps restore the crane to reliable operating condition using proven OEM procedures.

Machine Overview

Factory Workshop Coverage

The LS-318 service manual is organized by machine assemblies, allowing technicians to complete repairs using the same sequence followed by factory service departments.

• General service information, workshop instructions and repair procedures.
• Crawler lower repairs including lower frame, inner and outer traction shafts, tread sprockets, idler rollers, track rollers, steering mechanism, side frame cylinders and rotating joints.
• Hydraulic system cleaning procedures following component replacement.
• Upper revolving frame repairs including undecking machine servicing and swing lock adjustments.
• Vertical shaft servicing covering independent travel shafts, independent swing shafts and swing brake controls.
• Horizontal shaft overhaul including reverse shafts, countershafts, reduction shafts, front and rear drum shafts, third drum shaft, two-speed planetary units, brakes, boom hoist shafts, boom hoist brakes and pawl mechanisms.
• Complete clutch servicing for front drum, rear drum, boom hoist, travel and third drum systems together with rotating joints and drum brake adjustments.
• Upper engine repairs covering Twin Disc clutch assemblies, clutch controls, Cummins wiring, GM wiring, storage battery servicing and chain case maintenance.
• Hydraulic power supply diagnostics including unloading valves, accumulators, check valves, relief valves, filters, hydraulic pumps, torque converter pump systems, control valve banks and hydraulic tube fittings.
• Angle boom, tubular boom, fly and jib structural repair procedures together with tagline winder servicing and factory inspection standards for bearings, gears, shafts and housings.

Manual Technical Information

Frequently Asked Questions

Does this manual include crawler lower repairs?

Yes. It covers the lower frame, traction shafts, sprockets, rollers, steering mechanism, side frame cylinders and rotating joints.

Are hydraulic diagnostics included?

Yes. The manual provides troubleshooting and repair procedures for unloading valves, accumulators, pumps, filters, control valves and hydraulic tube fittings.

Does it include drum and boom hoist repairs?

Yes. Factory procedures are included for front, rear and third drum shafts, boom hoist shafts, brakes, pawls, clutches and planetary units.

Are electrical wiring diagrams covered?

Yes. The manual includes Cummins and GM engine wiring information along with storage battery service procedures.

Who is this manual intended for?

It is designed for professional crane mechanics, heavy equipment workshops, fleet maintenance departments, restoration specialists and experienced owner-technicians maintaining the Link-Belt LS-318.