Case 621F, 721F, 721F Wheel Loader Service Manual

Case 621F, 721F, 721F Wheel Loader Service Manual

$37.00

Case 621F Tier 4 Loader Service Manual – 1090 Pages
Case 621F, 721F Tier 4B Loader Service Manual – 2709 Pages
Case 621F, 721F Tier 2 Loader Service Manual – 2042 Pages

Publication Number: 47387703 & 47841827 & 47388956
English
February 2015
Format: PDF

Categories: ,

Description

Case 621F, 721F Tier 4 Loader Manual

Loader Model: 621F, 721F Tier 4
Publication Number: 47387703 & 47841827 & 47388956
English
February 2015
Format: PDF

Case 621F Tier 4 Loader Service Manual – 1090 Pages
Case 621F, 721F Tier 4B Loader Service Manual – 2709 Pages
Case 621F, 721F Tier 2 Loader Service Manual – 2042 Pages

Covering all applicable serial number

Manual Table of Content:

  1. General
  2. Engines
  3. Fuel System
  4. Electrical
  5. Steering
  6. Power Train
  7. Brakes
  8. Hydraulics
  9. Mounted Equipment
  10. Electrical Schematics
  11. Hydraulics Schematics

Manual Extract: STEERING CYLINDER LEAK TEST

NOTE: Make sure all persons are clear of the area of the center pivot. Make sure the center pivot is free of any obstructions.
1. Park the machine on a level surface.
2. Turn the machine all the way to the right.
3. Stop the engine and apply the parking brake.
4. Find the tube that is connected to the rod end of the left-hand steering cylinder. Disconnect the tube from the left-hand cylinder.
5. Install a plug in the tube.
6. Start and run the engine at full throttle.

7. Turn the steering wheel to the right. Hold the steering wheel for a full right turn. Have another person check for leakage from the opening of the rod end of the left-hand steering cylinder.
8. If there is constant leakage from the rod end, the piston packing in the left-hand steering cylinder is damaged. Repairs must be made. See Section 5005.
9. Connect the tube to the rod end of the left-hand steering cylinder.
10. Turn the machine all the way to the left.
11. Stop the engine.
12. Find the tube that is connected to the rod end of the right-hand steering cylinder. Disconnect the tube from the right-hand steering cylinder.

13. Install a plug in the tube.
14. Start and run the engine at full throttle.
15. Turn the steering wheel to the left. Hold the steering wheel for a full left turn. Have another person check for leakage at the opening of the rod end of the right-hand steering cylinder.
16. If there is constant leakage from the rod end, the piston packing in the right-hand steering cylinder is damaged. Repairs must be made. See Section 5005.
17. Connect the tube to the rod end of the right-hand steering cylinder.

Identify the Tier Level of your Equipment (Read our Article on Tier Level )Diesel Engine Certification Tier Chart

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