$77.95
Link Belt ABS-138A Crane Service Pdf Manual
Link-Belt ABS-138A Crane Service PDF Manual
The Link-Belt ABS-138A was developed as an upgraded heavy-duty lattice boom crane for demanding lifting applications where reliability, structural strength and ease of maintenance were critical. Whether working on bridge construction, refinery expansions, heavy industrial installations or large infrastructure projects, the ABS-138A was designed with serviceable mechanical driveline components, hydraulic support systems and a robust revolving upper structure that could withstand years of continuous operation. This OEM Factory Service PDF Manual provides the original workshop procedures used by Link-Belt technicians, enabling accurate diagnosis, complete overhauls and factory-standard repairs for the crane's major systems. The manual follows the official service sequence from disassembly through final inspection, making it an essential workshop reference.
About the Link-Belt ABS-138A
The ABS-138A belongs to Link-Belt's proven ABS series of lattice boom cranes, featuring a mechanical hoisting system supported by hydraulic controls for improved serviceability. The crane incorporates a hydraulic counterweight removal system, retractable mast components, two-speed planetary drives and multiple drum configurations to simplify heavy lifting operations while reducing maintenance time. Its field-rebuildable design has allowed many ABS-138A cranes to remain productive long after their original production years.
Machine Information
| Specification | Details |
|---|---|
| Manufacturer | Link-Belt Cranes |
| Model | ABS-138A |
| Machine Type | Heavy-Duty Lattice Boom Crane |
| Upper Structure | Full Revolving Machinery Platform |
| Boom Configuration | Tubular Boom, Fly & Jib Attachments |
| Counterweight System | Hydraulic Counterweight Removal |
| Swing System | Mechanical Swing Drive with Swing Lock |
| Drive System | Mechanical Transmission with Two-Speed Planetary Units |
| Main Hoist | Mechanical Drum Hoisting System |
| Optional Drum | Third Drum Assembly |
| Hydraulic Controls | S-o-M Hydraulic Power Supply |
| Typical Applications | Bridge Construction, Industrial Plants, Petrochemical Facilities, Heavy Material Handling |
Factory Workshop Coverage
- General service instructions and workshop practices.
- Upper revolving frame overhaul and structural inspection.
- Machine undecking procedures.
- Swing lock inspection and adjustment.
- Hydraulic counterweight remover system servicing.
- Counterweight remover cylinder rebuilding.
- Hydraulic cylinder reconditioning.
- Vertical swing shaft overhaul.
- Horizontal shaft, reverse shaft and reduction shaft repairs.
- Front, rear and third drum shaft rebuilding.
- Two-speed planetary unit servicing.
- Planetary brake removal, installation and adjustment.
- Boom hoist shaft and boom hoist pawl repairs.
- Clutch assemblies and rotating joint reconditioning.
- Front and rear drum brake adjustment.
- Mechanical and hydraulic third drum brake servicing.
- Boom hoist brake and swing brake adjustments.
- Twin Disc clutch, chain case and engine wiring diagnostics.
- S-o-M hydraulic troubleshooting including accumulator, unloading valve, relief valve, pump, filters, solenoid valves and control stand.
- Tubular boom, fly and jib repair procedures.
- Live mast cylinder servicing.
- Capscrew torque values and bearing inspection standards.
Manual Specifications
| Manual Section | Coverage |
|---|---|
| General Information | Factory Workshop Instructions |
| Upper Revolving Frame | Complete Structural Service |
| Counterweight Removal | Hydraulic System Service |
| Vertical & Horizontal Shafts | Inspection & Overhaul |
| Drum Assemblies | Main, Rear & Third Drum Repairs |
| Planetary Drives | Inspection & Reconditioning |
| Boom Hoist | Shaft, Brake & Pawl Service |
| Clutch Assemblies | Complete Rebuild Procedures |
| Hydraulic Power Supply | S-o-M Diagnostics |
| Electrical System | Engine & Cab Wiring |
| Boom & Fly Sections | Structural Repairs |
| Inspection Standards | Bearings, Shafts, Gears & Housings |
| Torque Specifications | OEM Tightening Values |
| Document Format | Searchable PDF |
| Language | English |
| Delivery | Instant Digital Download |
Why This OEM Manual Is Worth Having
Major crane rebuilds require precise inspection limits, correct adjustment procedures and factory-approved repair methods. This OEM manual provides detailed guidance for rebuilding drum assemblies, servicing hydraulic counterweight systems, repairing planetary drives and diagnosing S-o-M hydraulic controls using original Link-Belt workshop standards. Because it follows the manufacturer's service workflow, technicians can perform complex repairs with greater confidence while minimizing downtime and avoiding unnecessary component replacement.
Frequently Asked Questions
Does this manual cover the hydraulic counterweight removal system?
Yes. Dedicated procedures explain servicing, rebuilding and adjustment of the complete hydraulic counterweight removal system and cylinders.
Are planetary drives and third drum assemblies included?
Yes. The manual contains factory procedures for the two-speed planetary units, third drum shaft and both mechanical and hydraulic brake systems.
Does it include hydraulic troubleshooting?
Yes. It covers the complete S-o-M hydraulic power supply including pumps, accumulators, unloading valves, relief valves, filters and solenoid valves.
Can damaged boom sections be repaired using this manual?
Yes. Factory repair procedures are included for tubular boom sections, flys, jibs and live mast cylinder assemblies.
Who should use this service manual?
This manual is intended for professional crane technicians, heavy equipment workshops, fleet maintenance departments, restoration specialists and equipment owners maintaining the Link-Belt ABS-138A crane.