CASE 521F Tier 4 Wheel Loader Service Manual (47462778)

CASE 521F Tier 4 Wheel Loader Service Manual (47462778)

This official CASE factory service manual covers the 521F Tier 4 wheel loader platform. It includes detailed procedures for engine servicing, SCR exhaust treatment, transmission repairs, hydraulic troubleshooting, electrical systems, and HVAC controls. Designed for skilled technicians and heavy equipment professionals.

Model Covers:

CASE 521F Tier 4 Wheel Loader

Note: If your machine is equipped with earlier Tier 2 emissions configuration and lacks SCR or advanced electronic control, refer to the CASE 521F Tier II Service Manual (47476327). If your model requires advanced diagnostics for SCR logic, updated fault codes, or final-tier emission handling, consult the CASE 521F Tier 4 Final Wheel Loader Service Manual (47955970) for full electronic integration and emission module servicing.

File Format: PDF

Size: 104.86 MB

No. of pages: 1935

Language: English

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

📑 Table of Contents Overview:

Introduction & Safety

• Ecology, contamination control, machine orientation
• Safety rules, torque specs, maintenance capacity charts

Engine & Emissions

• Crankcase, aftercooler, cooling system, fan drive
• Semi-integrated SCR exhaust treatment system

Transmission & Powertrain

• Powershift gearbox internals and controls
• Drive shafts, 4WD axles, bevel gears, final drives

Brakes & Steering

• Hydraulic service brakes and parking system
• Primary and auxiliary steering cylinders and valves

Hydraulic Systems

• Variable displacement pump, control valves, pilot lines
• Fan drive system, reservoir, filters, loader arm hydraulics

Cab & HVAC

• Heating and air conditioning control modules
• Operator seat servicing, cab structure, decals

Electrical Systems

• Battery, alternator, starting system, cold start aid
• Hydraulic and HVAC electronic control modules
• SCR logic, CAN signals, DTC fault code coverage
• Lighting systems, cab switches, wipers, harness layout

Platform & Schematics

• Chassis layout, cab controls, electrical and hydraulic schematics

This CASE 521F Tier 4 Service Manual is a complete technical reference for Tier 4 engine service, SCR maintenance, and hydraulic-electrical integration.