Lennox International Inc. OF20 manual

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    Technical OIL KITS AND ACCESSORIES u,e._,o @1993 Lennox Industries Inc. 503,004M Dallas, Texas 40732H093 9/93 Litho U.S.A. 020 SERIES HEAT EXCHANGER CLEAN-OUT KIT INSTALLATION INSTRUCTIONS FOR HEAT EXCHANGER CLEAN-OUT KIT (54J98) USED ON ALL 020 SERIES UNITS. 1- Clean-out brush 1- Length of vinyl tubing This kit is may be used to clean the heat exc[...]