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6-1 Z— 1997 1 : 39Pt.7 FRDrt JUDD / BLACK FtSvt 3606537256 P. 2 <br />_.. .. .. .... .. nnn.. lv6uen Bann-MIR ttl11i SYN729 ►.01 <br />Jenn-Air Memorandum, Jenn-Air District Ogee <br />(i("') Mark R Collier -District Mgr. <br />V62 <�3 � � 24026142nd Ave SE <br />Kent, WA 98042 <br />206-636-8530 - office <br />206-639-8529 -fax <br />To: <br />Bob Long <br />JPW & Black - AuysviIle <br />From: <br />Mork Collier <br />[hair: <br />677/1997 <br />Subject: <br />Ducting layour approval <br />The attached fax regarding the dud installation on a Jenn-Air slide -in range appears to meet all <br />dud ran, requirements for proper installation. The ma.,imum duct run allowed to maintain proper <br />ventalation is 60 equivalem feet The attached drawing would require a run of 32 equivalent feet <br />This ducting layout will allow the Jenn•air range to function properly, according to term -Air <br />manufacturer spac,fitabons Please note the following to assure that recorrmK datioru you give <br />in the future will perform as well as the attached layout <br />I) All )eon -Air ranges and cooktops can be run up to an'equivalant' 60 feet. <br />'Equivalam' means that the duct run is measured in total kWh less the <br />following "deducts" depnlding ou what is requited in etch installabe- <br />- each 6' 90 degree elbow . deduct S A <br />- tech S - 6' transition - deduct I A <br />2.) Use of metal flex ducting is not recommended If used, equivalent max <br />duct run is reduced to 30 A. <br />3) When duct run is over 30 equivalent fed, remove airflow restricter riro <br />from around blower trousing This will enhance the blowers capability of <br />pulling through a longer duct run <br />Please feel free to call me regarding any Questions you may have <br />Thank you fur your continued support of Tenn -Au ptodw.isl <br />Sincerely. <br />