CONDENSER GP 1231532 - Caterpillar

Illustration 1 g06300714
Crack location
Illustration 2 g06266524
Weld seam crack
Refer to Illustrations 1 and 2 for the location of the cracking.Do not perform any procedure in this Special Instruction until you have read the information and you understand the information.Safety Section
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
Failure to follow all safety guidelines prescribed in this document and by governing authorities and regulatory agencies may result in severe injury or death of personnel or machine damage.
When removing a major component or attachment, ensure that it is properly blocked or secured before removing mounting hardware. An assembly that is disconnected without proper blocking may shift or fall, resulting in serious injury or death of personnel or machine damage.
Before servicing/performing maintenance on the machine, electrical power must be physically disconnected; battery plugs must be disconnected from the batteries, or the trailing cable must be unplugged, and warning tags and padlocks shall be applied by a certified electrician. Certified electricians shall perform or direct any electrical work, including any energized testing, repair work in controllers, motors, or other approved compartments, and shall insure that all compartments are properly closed and inspected prior to re-energization. All applicable lock out and tag out procedures must be followed.
Personal injury or death can result from fumes, gases, and ultraviolet rays from the weld arc. Welding can cause fumes, burn skin, and produce ultraviolet rays. Keep your head out of the fumes. Use ventilation, exhaust at the arc, or both to keep fumes and gases from your breathing area. Wear eye, ear, and body protection before working. Protect yourself and others by reading and understanding this warning. Fumes and gases can be dangerous to your health. Ultraviolet rays from the weld arc can injure eyes and burn skin. Electric shock can cause death.Read and understand the instructions of the manufacturer and the safety practices of your employer. Do not touch live electrical parts. See “American National Standard Z49.1, Safety in Welding and Cutting” which is published by the American Welding Society.American Welding Society
8669 NW 36 Street #130
Miami, Florida 33166-6672
1-800-443-9353
See “OSHA Safety and Health Standards, 29 CFR 1910” which is available from the U.S. Department of Labor.U.S. Department of Labor
Washington, D.C. 20210
See applicable requirements for your local area.
Repair Procedure
Clean the area for inspection. Refer to Special Instruction , REHS1841 , Proper Cleaning for Inspection.
Prepare the area for welding. Refer to Special Instruction , REHS1841 , Preparing the Area for Welding.
Use dye penetrant to inspect the entire area for possible cracks.
Protect the machined surfaces from sparks and weld deposits.
Illustration 3 g06300678
(A) Side plate
(B) Bottom plate
(C) Crack
Illustration 4 g06300682
After gouging
Use an air carbon arc torch to gouge out the crack completely. Refer to Illustration 3 and Illustration 4.
Illustration 5 g06300687
After grinding
Use a grinder to gouge a beveled angle greater than 25 degrees. Refer to