HOSE AS 2138239 - Caterpillar

Introduction
This Special Instruction explains the installation of the improved plate for the speakers on the Motor Graders that are listed above. The New 320-3699 Plate is installed behind the speakers above the operator's head. Use the following procedure in order to install a new plate.Required Parts
Table 1
Required Parts for the Installation of the Speaker Mount    
Item     Part Number     Description     Qty    
1     320-3699     Plate     2    
2     174-5763     Clips     8    
3     323-0201     Screw     8    
4     101-0003     Fastener     4    Important Safety Information
Work safely. Most accidents that involve product operation, maintenance, and repair are caused by failure to observe basic safety rules or precautions. An accident can often be avoided by recognizing potentially hazardous situations before an accident occurs. A person must be alert to potential hazards. This person should also have the necessary training, skills, and tools in order to perform these functions properly. Safety precautions and warnings are provided in this instruction and on the product. If these hazard warnings are not heeded, bodily injury or death could occur to you or to other persons. Caterpillar cannot anticipate every possible circumstance that might involve a potential hazard. The warnings in this publication and the warnings on the product are not all inclusive. If a tool, a procedure, a work method, or an operating technique that is not specifically recommended by Caterpillar is used, you must be satisfied of your safety and the safety of other people. You should also make sure that the product will not become damaged or unsafe by the operation, the lubrication, the maintenance, or repair procedures that are chosen by you.
Do not operate or work on this machine unless you have read and understand the instructions and warnings in the Operation and Maintenance Manual. Failure to follow the instructions or heed the warnings could result in injury or death. Contact your Caterpillar dealer for replacement manuals. Proper care is your responsibility.
Personal injury or death can result from improper assembly procedures.Do not attempt any assembly until you have read and understand the assembly instructions.
Installation Procedures
Illustration 1 g01444472
View of the speaker cover
Remove screws (A) from speaker cover (B) .
Remove speaker cover (B) and the speaker.
Disconnect the wires from the speaker.
Illustration 2 g01444495
The view after the speaker and the cover have been removed.
Remove metal clips (C) that are inserted in the headliner.Note: Retain metal clips (C) .
Illustration 3 g01444618
View of plate (1)
Mount the four new clips (2) onto plate (1) .Note: The edge of clip (2) should be flush with the internal radius of plate (1). If clips (2) are loose on plate (1), use needle nose pliers to compress the clip further. Be careful not to break clip (2) .
Hold plate (1) with the notched end of plate (1) between your hands and twist plate (1) so that there is a 25.4 mm (1 inch) vertical opening between each side of the