Case 621C Service Manual

621 cn21 c Loaders
Service Manual
Table of Contents
General
Section Index - General
Standard Torque Specifications
Fluids and Lubricants
Loctite Product Chart
Engines
Section Index - Engines
Description
Engine and Radiator Removal and Installation -621C
Engine and Radiator Removal and Installation - 721 C
Stall Tests
For Engine Repair, See the Engine Service Manual
Fuel System
Section Index - Fuel System
For Fuel System Repair, See the Engine Service Manual
Electrical
Section Index-Electrical
Removal and Installation of Starter and Alternator - 621C
Removal and Installation of Starter and Alternator-721C
Electrical Specifications and Troubleshooting
Batteries
Starter and Starter Solenoid - 621 C
Starter and Starter Solenoid - 721C
Information and Diagnostic Center
Alternator
Steering
Section Index - Steering
Removal and Installation of Steering Components
Steering Specifications, Pressure Checks, and Troubleshooting
Steering Control Valve
Steering Priority Valve
Steering Cylinders
Center Pivot
CASE CORPORATION
700 State Street
Racine, WI 53404 U.S.A.
Bur?-12113
Section No.
Tab1
1001
1002
Tab2
2000
2000
2002
Tab3
Tab4
4001
4001
4002
4003
4004
4004
4005
4007
Tabs
5001
5002
5003
5004
5005
5006
Form No.
7-12120
8-71601
7-12131
8-98902
7-12140
7-12150
7-12160
7-12171
7-12180
7-12190
7-12210
7-15380
7-12221
7-49440
7-12230
7-12240
7-12251
7-12260
7-12270
7-12290
7-12300
7-12310
7-12320
7-12330
7-12340
I Reprinted I
© 2001 Case Corporation
Printed in U.S.A.
December, 2001

Case 621C Specifications

General

Brand	Case
Model	621C
Category	Front End Loaders
Language	English

Summary

Standard Torque Specifications

Decimal Hardware Torque

Torque values for Grade 5 and Grade 8 bolts, nuts, and studs in decimal measurements.

Metric Hardware Torque

Torque values for Grade 8.8, 10.9, and 12.9 bolts, nuts, and studs in metric units.

Hydraulic Fittings Torque

Torque specifications for various steel hydraulic fittings.

Fluids and Lubricants

Capacities and Lubricants

Details capacities for engine oil, cooling system, fuel, hydraulic, transmission, and axles.

Engine Oil Recommendations

Guidance on engine oil selection, viscosity, and temperature ranges.

Diesel Fuel Specifications

Specifications and storage guidelines for acceptable No. 2 diesel fuel.

Maintenance Schedule

Scheduled maintenance tasks and intervals for the 621C/721C models.

Engine and Radiator Removal/Installation (621C)

Engine Removal (621C)

Step-by-step procedure for removing the engine from the 621C model.

Engine Installation (621C)

Step-by-step procedure for installing the engine onto the 621C model.

Radiator Removal (621C)

Procedure for removing the radiator from the 621C model.

Radiator Installation (621C)

Procedure for installing the radiator onto the 621C model.

Engine and Radiator Removal/Installation (721C)

Engine Removal (721C)

Step-by-step procedure for removing the engine from the 721C model.

Engine Installation (721C)

Step-by-step procedure for installing the engine onto the 721C model.