28CERTIFICATE OF WARRANTYT H I S W A R R A N T Y I S G I V E N I N P L A C E O F A L L O T H E R W A R R A N T I E S ,E X P R E S S O R I M P L I E D , O F M E R C H A N T A B I L I T Y , F I T N E S S F O R AP A R T I C U L A R P U R P O S E O R O T H E R W I S E .Under no circumstances shall Parker Hannifin Corporation be liable for incidental orconsequential damages as those terms are defined in the uniform commercial code.Parker Hannifin Corporation, Porter Instrument Division warrants that each product or part shallbe free from defects in workmanship and materials, under normal use and with appropriatemaintenance, for one (1) year from the date of delivery to customer unless otherwise specified inwriting. All rubber and plastic parts and accessories are warranted under the same conditions fora period of ninety (90) days from date of purchase.N o s t a t e m e n t o r c l a i m a b o u t t h e p r o d u c t b y a n y e m p l o y e e , a g e n t ,r e p r e s e n t a t i v e , o r d e a l e r o f P a r k e r H a n n i f i n C o r p o r a t i o n s h a l l c o n s t i t u t e aw a r r a n t y b y P a r k e r H a n n i f i n C o r p o r a t i o n o r g i v e t o r i s e t o a n y l i a b i l i t y o ro b l i g a t i o n o f P a r k e r H a n n i f i n C o r p o r a t i o n .Parker Hannifin Corporation shall not be liable for any damage, injury or loss arising out of theuse of the product, whether as a result of a defect in the product or otherwise, if, prior to suchdamage, injury or loss, the product was (1) damaged or misused; (2) repaired, altered or modifiedby persons other than Parker Hannifin Corporation; (3) not installed in strict compliance withapplicable codes and ordinances; or (4) not installed by an authorized Parker HannifinCorporation dealer. Parker Hannifin Corporation's obligation for breach of this warranty, or fornegligence or otherwise, shall be strictly and exclusively limited to the repair or replacement of theproduct or part. This warranty shall be void on any product on which the serial number has beenaltered, defaced or removed.ORDERS All orders are to be made through authorized Parker Hannifin Corporation distributors.All billing will be done through said distributors. Direct orders will be handled through theauthorized local dealer as determined by Parker Hannifin Corporation.RETURNS No returns will be accepted unless authorized in writing by Porter Instrument Division,and accompanied by a properly completed return goods authorization. All returns are subject to are-stocking and possible rework charges to be determined by Porter Instrument Division.Policies subject to change without notice.The Qu ality Sys tem fo r Por ter Ins tr umen t is C er tifie d to ISO 134 85 . The sco pe o f ou rregistration is : “The design , ma nu facture, distribution and servic ing of DentalF l owme ters , G as Sca veng ing Sys tems , G as D is tr ibu tion Sys tems a nd OfficeCommun ication Systems for us e in the Dental Profession.”