ii. storage;
iii. improper use;
iv. failure to follow the product instructions or to perform any preventive
maintenance;
v. modifications;
vi. combination or use with any products, materials, processes, systems or
other matter not provided or authorized in writing by us;
vii. unauthorized repair;
viii. normal wear and tear; or
ix. external causes such as accidents, abuse, or other actions or events
beyond our reasonable control.