John Deere 50C ZTS Excavator Repair Technical Manual (TM2057)

John Deere 50C ZTS Excavator Repair Technical Manual (TM2057 05OCT12)

This repair manual provides in-depth service, troubleshooting, and maintenance procedures for the John Deere 50C ZTS Excavator. It covers hydraulic system servicing, engine overhauls, undercarriage repairs, and electrical system diagnostics to ensure efficient and reliable machine operation.

Model Covers:

Compact models 50CZTS

File Format: PDF

Size: 20.51 MB

No. of pages: 427

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Table of Contents Overview:

General Information

• Safety guidelines and precautions
• Torque values for bolts, hydraulic fittings, and fasteners
• Welding repair procedures for major structures

Track System and Undercarriage

• Track roller removal, installation, and repair
• Front idler servicing and sprocket replacement
• Track adjuster and recoil spring disassembly and reassembly

Propel and Swing Systems

• Propel gearbox removal, disassembly, and servicing
• Hydraulic motor repair and rotary manifold servicing
• Swing gearbox and bearing replacement

Engine and Cooling System

• Engine removal, installation, and overhaul
• Fuel injection pump, cylinder head, and crankshaft servicing
• Radiator, oil cooler, and water pump repair

Hydraulic System

• Hydraulic pump removal, assembly, and start-up procedures
• Control valve, solenoid valve, and pilot controller diagnostics
• Hydraulic cylinder removal, installation, and bleeding procedures

Excavator Boom, Arm, and Attachments

• Boom, arm, and bucket linkage servicing
• Bushing and pin inspection and replacement
• Hydraulic attachment controls and quick coupler servicing

Operator’s Station

• Cab and canopy removal and installation
• Seat, control console, and windshield repair
• Heating and blower motor servicing

Dealer Fabricated Tools

• ST4920 Track Recoil Spring Disassembly and Assembly Tool
• DFT1087 Track Recoil Spring Guard Tool

For complete service information, also see:

50C ZTS Excavator Diagnostic .......... TM2056
120 Series Hydraulic Cylinders .......... CTM114319
JDG10274 Ultrasonic Undercarriage Measurement Gauge .......... CTM10001

This John Deere 50C ZTS Excavator Repair Technical Manual is an essential resource for technicians, mechanics, and excavator owners, providing detailed repair instructions, diagnostics, and maintenance procedures for peak machine performance.