•Any unauthorized disassembly, service repair, alteration or modifications being carried out.
•Abnormal voltage or the use of generator and/or used not in accordance with the operating manual.
•Misuse, abuse, negligence, accident, rough handling and transportation howsoever caused.
•Normal wears and tears components.
•Product that has been used for trade, commercial or used in other than its intended usage.
•Lightning, natural disaster, pest attacks, external fire, improper installation/maintenance or use in violation.
•Cleaning, reconditioning and lubrication.