CASE 521F Tier 4 (final) Wheel Loader Service Manual (47955970)

This service manual delivers factory-level repair and maintenance guidance for the CASE 521F Tier 4 Final Wheel Loader, including all Z-BAR, XT, and XR configurations. It features extensive coverage of SCR emissions systems, advanced hydraulics, powertrain, electronic controls, and cab environmental systems.

Model Covers:

CASE 521F Tier 4B Z-BAR
CASE 521F Tier 4B XT
CASE 521F Tier 4B XR
Engine: F4HFE413N*B001

Note: If you are servicing a standard Tier 4 model with earlier emissions systems and fewer integrated diagnostics, see the CASE 521F Tier 4 Wheel Loader Service Manual (47462778) for baseline configurations and mechanical procedures. For models without electronic emission control (no SCR or DPF), refer to the CASE 521F Tier II Service Manual (47476327).

File Format: PDF

Size: 120.62 MB

No. of pages: 2483

Language: English

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

📑 Table of Contents Overview:

Introduction & Safety

• Safety rules and servicing precautions
• Biodiesel and consumables guidelines
• Hydraulic contamination control
• Product identification standards

Engine Systems

• Crankcase, air cleaners, cooling and lubrication
• Aftercooler and fan drive
• S.C.R. emissions treatment (Tier 4 Final)

Transmission & Powertrain

• Powershift transmission: external & internal components
• Driveshaft, front & rear axles, bevel gear, final drives

Brakes & Hydraulics

• Hydraulic service brakes and parking brake
• Variable displacement pump, control valves
• Pilot system, fan drive, quick coupler hydraulics

Steering & Suspension

• Hydraulic steering control and auxiliary steering
• Cylinders and steering knuckles

Electrical & Controls

• Complete harness layout and diagnostics
• SCR and EGR electrical integration
• Cab control systems: HVAC, lights, alarms, DTC

Cab & Operator Platform

• Cab glazing, platform structures, machine shields
• HVAC units and heating control components

Loader & Bucket Systems

• Lift arm structure, hydraulic bucket actuation
• Tool coupler interface and diagnostics

Special Tools Index

• Factory-specified service tools referenced per system

This complete CASE 521F Tier 4 Final Service Manual is essential for certified technicians and service teams working on emissions-compliant models requiring advanced diagnostics and integrated system servicing.