Case 21B, 121B, 221B Loaders Service Manual (7-57881)

CASE 21B, 121B, 221B Loaders Service Manual

This comprehensive service manual provides advanced repair procedures, diagnostics, and adjustment instructions for the CASE 21B, 121B, and 221B loaders. Covering detailed specifications by serial number, engine service, hydraulic systems, drive train, and electrical schematics, this manual is indispensable for technicians maintaining these loader models in optimal working condition.

Model Covers:

CASE 21B, 121B, 221B Loaders
Including all serial number ranges

File Format: PDF

Size: 28.70 MB

No. of pages: 432

Language: English

Publication: 7-57881

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

📑 Included Sections:

General and Model Specifications

• Safety information and torque settings
• Loader specifications categorized by serial number

Engine Service

• Cylinder head, valve assembly, and block repairs
• Lubrication, cooling system, and turbocharger service

Fuel and Electrical Systems

• Fuel system with injection pump procedures
• Complete electrical schematics for each loader type
• Starter motor and alternator diagnostics

Steering and Undercarriage Hydraulics

• Rotary control valve operation
• Hydraulic checks and schematic diagrams per loader and serial range
• Cylinder service and control valve operation

Drive Train Components

• Master cylinder service for all loader models
• Travel motor configurations by serial number

This CASE 21B, 121B, 221B Loaders Service Manual is an essential reference for technicians engaged in diagnostics, system testing, and full mechanical service of these versatile loader machines.