Case CX490C, CX500C Crawler Excavator LC Version Pdf Repair and Service Manual

Case CX490C, CX500C Crawler Excavator LC Version Pdf Repair and Service Manual

When a CASE CX490C or CX500C LC crawler excavator needs major workshop attention, having the correct Tier 3 service information is important because engine, hydraulic, travel and swing systems are closely connected. This repair manual is built around the LC excavator configuration and provides the procedures, specifications, diagrams and component information needed for inspection, disassembly, repair, adjustment and reassembly.

Manual Information

Models	CASE CX490C LC, CX500C LC Mass Excavator
Manual Number	48044249
Edition	September 2016
Emission Level	Tier 3
Language	English
Format	PDF
Page Count	2,835 pages in the referenced digital edition
File Size	Approximately 148.6 MB

Repair Areas Covered

The manual is organized by the excavator's major systems, making it easier to move from a symptom or failed component to the appropriate workshop procedure.

• Engine: crankcase, cylinder head, valve train, pistons, connecting rods, crankshaft, flywheel, lubrication, cooling and fuel-system components.
• Fuel and engine management: fuel tank, injection system, electronic common-rail components and associated engine controls.
• Hydraulic system: main pumps, control valves, hydraulic reservoir, filters, pilot controls, cylinders and hydraulic circuits.
• Travel system: travel motors, reduction units, final-drive components, track system and related crawler components.
• Swing system: swing motor, reduction gearbox, swing bearing and associated hydraulic controls.
• Electrical system: starting and charging components, electrical equipment, wiring and troubleshooting information.
• Working equipment: boom, arm, bucket, cylinders and attachment-related components.
• Cab and bodywork: operator station, upperstructure components, covers, panels and climate-control equipment.

CX490C & CX500C Technical Reference

Engine	Isuzu 6UZ1, 9.839 L, inline 6-cylinder diesel
Engine Power	Up to 270 kW (367 hp) at 2,000 rpm, configuration dependent
Maximum Torque	Approximately 1,435 Nm at 1,500 rpm
Engine Management	Electronic common-rail fuel injection
Turbocharger	Turbocharged with air-cooled intercooler
Hydraulic System	Twin main hydraulic pump system with electronically controlled hydraulic functions
Operating Weight	CX490C LC approximately 47.6 t; CX500C LC configuration approximately 48.5–49.3 t
Bucket Capacity	Approximately 2.8 m³ for CX500C configurations, attachment dependent

Hydraulic Repairs Without Guesswork

Large excavator hydraulic faults can involve the main pumps, control valve, pilot circuit, cylinders, travel motors or swing system. The manual brings the relevant component information together with hydraulic circuit data and repair procedures, making it useful when a function is slow, weak, noisy or not responding correctly.

The same applies to the travel and swing systems. When a track motor, reduction unit, swing motor or gearbox needs to be removed or serviced, the applicable section provides the component-level information needed for the repair rather than relying on generic excavator procedures.

Engine Service and Component Repairs

The CX490C/CX500C engine section goes considerably deeper than routine maintenance. It includes service information for the 6UZ1 engine, including the crankcase, cylinder head, valve drive, pistons, connecting rods, crankshaft, flywheel, fuel system, lubrication and cooling components. This makes the publication useful for both machine-level repairs and more involved engine work.

Electrical & Schematic Information

Electrical problems on a large crawler excavator can originate in wiring, sensors, controls or individual electrical components. The manual includes electrical-system information and schematic material that can be used alongside the component service sections when tracing a fault or reconnecting systems after major repairs.

PDF Manual Features

• English-language CASE CX490C/CX500C LC Tier 3 service manual
• 2,835-page digital edition
• Searchable PDF format
• Detailed repair illustrations and component diagrams
• Engine and common-rail fuel-system service information
• Hydraulic, travel and swing-system repair coverage
• Electrical and schematic information
• Printable for workshop reference
• Zoom in/out for detailed component viewing
• Instant PDF access after purchase
• Easy to save and reference during repairs
• Lifetime access to the purchased manual

Frequently Asked Questions

Which machines does this CASE service manual cover?

This edition covers the CASE CX490C LC Tier 3 and CX500C LC Mass Excavator Tier 3 configurations identified under publication number 48044249.

What engine is used in the CX490C and CX500C covered here?

The manual identifies the Isuzu 6UZ1, a 9.839-liter inline six-cylinder diesel with electronic common-rail fuel injection and turbocharging with an air-cooled intercooler.

Does the manual include hydraulic pump and control-valve repairs?

Yes. The hydraulic coverage includes the main pumps, control valves, reservoir, filters, pilot controls, hydraulic circuits and related components.

Does it cover travel and swing repairs?

Yes. Dedicated information covers the crawler travel system, travel motors, reduction units, swing motor, swing reduction components and related hydraulic systems.

Is this manual for the same machine as the Turkish-market 48098399 edition?

No. 48044249 is the September 2016 English manual for the CX490C LC and CX500C LC ME Tier 3 configurations. Other publication numbers, including 48098399, are associated with different market configurations, so the manual number should be matched to the excavator before purchase.