CASE 21F, 121F, 221F, 321F Tier 4 Compact Wheel Loader Service Manual (47768535B EU)

CASE 21F, 121F, 221F, 321F Tier 4 Compact Wheel Loader Service Manual – 47768535B (EU)

This technical service manual provides comprehensive diagnostic, repair, and maintenance procedures for CASE 21F, 121F, 221F, and 321F Tier 4 Final compact wheel loaders. It includes advanced component-level disassembly instructions, hydraulic system schematics, drivetrain servicing, and electrical diagnostics. Designed for qualified service technicians handling XT, ZB, STD, and HS configurations.

Model Covers:

121F XT, 121F ZB, 21F XT, 21F ZB, 221F HS, 221F STD, 321F HS, 321F STD

Europa

File Format: PDF

Size: 72.35 MB

No. of pages: 1,287

Language: English

Publication: 47768535B (April 2015)

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

📑 Included Sections:

Engine

• Engine block and crankcase service procedures
• Fuel tank system access, line routing, and inspection
• Tier 4 emission system integration and diagnostics

Transmission

• Powershift transmission controls, clutch packs, valve blocks
• Creeper gear servicing and low-speed calibration

Axles and Final Drives

• Front and rear powered axles, differential teardown and service
• Planetary and final drives with hub, shaft, and knuckle components
• Bevel gear inspection and backlash adjustments

Brakes and Controls

• Hydraulic braking system circuits, valve checks, and pressure testing
• Parking brake lock, spring chambers, and actuation troubleshooting
• Front axle brake unit components and calibration

Hydraulic Systems

• Reservoir assembly, filtration elements, cooler integration
• Fixed and variable displacement pump operation and servicing
• Main control valve, pilot control logic, high flow modules
• Travel system hydraulics, loader arm, bucket, and coupler circuits

Frames and Ballasting

• Structural components, weld inspections, ballast weights and placement

Steering

• Hydraulic steering components, steering cylinder rebuild procedures
• Orbitrol valve pressure checks and control linkage diagnostics

Electrical Systems

• Full electrical harness schematics and connector layouts
• Front axle sensor circuits and control modules
• Fault code reference (DTC), instrument cluster diagnostics
• Warning lights, alarms, and system indicators

Cab and Bodywork

• Cab assembly, mounting points, operator visibility systems
• Access doors, fenders, panel alignment and replacement

📑 Note: A revised version of this manual is available with updated hydraulic logic, revised climate control circuits, and added loader circuit diagnostics. [Click here for more details.]

This CASE 21F / 121F / 221F / 321F Tier 4 Service Manual is a critical reference for technicians engaged in diagnostics, performance calibration, and complete servicing of compact loader models compliant with Tier 4 Final emissions regulations.