Title: TFP340_03_2007.pdf
Care and Maintenance Series ELO-231 Sprinklers must be maintained and serviced in accord- ance with the following instructions:NOTES Beforeclosingafireprotectionsystem controlvalveformaintenanceworkon the fire protection system that it con- trols, permission to shut down the af- fected fire protection system must be obtained from the proper authorities andallpersonnelwhomaybeaffected by this actionmustbenotified.Sprinklers that are found to be leaking or exhibiting visible signs of corrosion must be replaced.Automatic sprinklers must never be be painted, plated, coated or otherwise altered after leaving the factory. Modi- fied or over-heated sprinklers must be replaced.Care must be exercised to avoid dam- age to the sprinklers — before, during, and after installation. Sprinklers dam- aged by dropping, striking, wrench twist/slippage, or the like, must be re- placed.