3126E Truck Engines Caterpillar


Safety Messages

Usage:

3126E HEP


There may be several specific warning signs on an engine. The exact location of the hazards and the description of the hazards are reviewed in this section. Please become familiar with all warning signs.

Ensure that all of the warning signs are legible. Clean the warning signs or replace the warning signs if the words cannot be read or if the pictures are not visible. When the warning signs are cleaned, use a cloth, water, and soap. Do not use solvent, gasoline, or other harsh chemicals to clean the warning signs. Solvents, gasoline, or harsh chemicals could loosen the adhesive that secures the warning signs. The warning signs that are loosened could drop off of the engine.

Replace any damaged safety signs or missing safety signs. If a safety sign is attached to a part of the engine that is replaced, install a new safety sign on the replacement part. Any Caterpillar dealer can provide new safety signs.

------ WARNING! ------

Do not operate or work on this engine 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 any Caterpillar dealer for replacement manuals. Proper care is your responsibility.

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Do not work on the engine and do not operate the engine unless the instructions and the warnings in the Operation and Maintenance Manual are understood. Proper care is your responsibility. Failure to follow the instructions or failure to heed the warnings could result in injury or in death.

The following section illustrates and the following section describes the safety labels which may be found on the engine.

Hydraulic Electronic Unit Injectors




Illustration 1g00737484

Typical Example

The warning label for the hydraulic electronic unit injector is located on the top of the valve cover or on the side of the valve cover.



g00103125

------ WARNING! ------

Electrical shock hazard. The electronic unit injector system uses 90-120 volts.

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The Electronic Control Module (ECM) sends a high voltage signal to the injector solenoid. To help prevent personal injury, disconnect the electronic unit injector enable circuit connector. Do not come in contact with the electronic unit injector terminals while the engine is running.

Starting Aid




Illustration 2g00575463

The left side view

(1) Hydraulic pump for the HEUI unit injector

(2) Air inlet cover

The safety sign for the starting aid is located on the hydraulic pump for the HEUI injectors.



g00283559

If the engine is equipped with an air inlet heater for cold weather starting, do not use starting aids that contain an aerosol such as ether. Using such types of starting aids could result in an explosion and personal injury.

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