CASE 521G Stage IV Wheel Loader Service Manual (48082189)

This official service manual provides advanced diagnostics, repair, and maintenance procedures for the CASE 521G Stage IV Wheel Loader. Covering Z-BAR EH models with the F4HFE413N*B001 engine, it includes full coverage of SCR and EGR emission systems, hydraulic fan drive, CAN-bus diagnostics, powershift transmission, new cab systems, and integrated rear-view camera support.

Model Covers:

521G ZBAR-EH, NEW CAB TIER4B
Engine: F4HFE413N*B001
Region: Europe

Note: This service manual is tailored for European CASE 521G Stage IV wheel loaders and includes diagnostics, emissions handling, and subsystem integration specific to EU-compliant engines and regulatory architecture. It covers electronic controls, SCR dosing, EGR routing, and hydraulic calibration for Stage IV configurations.

If you are servicing a North American Tier 4B Final model with EH loader systems, cab electronics, and advanced diagnostics, refer to the CASE 521G Tier 4B Final Service Manual
👉 51428262
or the standard Tier 4B manual 👉 48083735.

For mechanical Tier 2 systems without emission controls or CAN diagnostics, use
👉 48083739.

For exploded views, part numbers, and full component breakdowns, consult the CASE 521G Tier 4B Parts Catalog
👉 View Catalog.

If you're working with the alternate Stage IV variant, see manual 👉 51428203.

File Format: PDF

Size: 93.16 MB

No. of pages: 2607

Language: English

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

📑 Table of Contents Overview:

Engine & Emissions

• Crankcase, air intake, fuel tank, SCR system, EGR electrical system
• Cooling system, fan drive, aftercooler, lubrication circuits

Transmission & Powertrain

• Powershift transmission, external/internal components
• 4WD system, driveshafts, axles, bevel gears, final drives

Braking & Steering

• Hydraulic service brakes, parking brake/lock
• Hydraulic control valves, steering cylinders, auxiliary steering

Hydraulic Systems

• Reservoir, filters, main control valves, pilot system
• Loader arm and bucket circuit, fan drive hydraulics, quick coupler system

Electrical & Diagnostics

• Wiring harnesses, connectors, alternator, starter, battery
• SCR and EGR electrical control units, camera system, DTCs

Cab & Climate Control

• New cab design, ROPS structure, HVAC diagnostics
• Camera wiring, operator interface, safety and visibility systems

Mounted Equipment

• Loader arms, bucket service, shields and decals

Schematics

• Electrical schematic
• Hydraulic schematic

This CASE 521G Stage IV Service Manual is an essential reference for European-spec machines with post-2016 emissions compliance and full system integration.