29G. GAS INFORMATIONIt is your responsibility to have ALL plumbing connections made by a qualified professional to assure that the gasplumbing installation is adequate and conforms with local and state regulations or codes. In the absence of suchcodes, ALL plumbing connections, materials, and workmanship must conform to the applicablerequirements of the National Fuel Gas Code ANSI Z223.1-LATEST EDITION or Canadian Standards: CAN/CGA-B149.1-M91(Natural Gas) or CAN/CGA-B149.2-M91(LP Gas).IMPORTANT: Failure to comply with these codes or ordinances, and/or the requirements stipulatedin this manual, can result in PERSONAL INJURY and IMPROPER OPERATIONof the dryer.The dryer and its individual shut-off valves must be disconnected from the gas supply piping system during anypressure testing of that system at test pressures in excess of 1/2 psig (3.5 kPa). The dryer must be isolated fromthe gas supply piping system by closing its individual manual shut-off valve during any pressure test of the gassupply system at test pressures equal to or less than 1/2 psig (3.5 kPa).IMPORTANT: Failure to isolate or disconnect the dryer from supply as noted can cause irreparabledamage to the gas valve and will VOID THE WARRANTY.WARNING: FIRE or EXPLOSION COULD RESULT.1. Gas SupplyThe gas dryer installation must meet the American National Standard...National Fuel Gas Code ANSI Z223.1-LATEST EDITION, as well as local codes and ordinances and must be done by a qualified professional.NOTE: Undersized gas piping will result in ignition problems, slow drying, increased use of energy, andcan create a safety hazard.The dryer must be connected to the type of heat/gas indicated on the dryer label affixed behind the right controlbox door. If this information does not agree with the type of gas available, DO NOT operate the dryer.Contact the distributor who sold the dryer or the ADC factory.IMPORTANT: Any burner changes or conversions must be made by a qualified professional.The input ratings shown on the dryer data label are for elevations up to 2,000 feet, unless elevation requirementsof over 2,000 feet were specified at the time the dryer order was placed with the factory. The adjustment orconversion of dryers in the field for elevations over 2,000 feet are made by changing each burner orifice. If thisconversion is necessary, contact the distributor who sold the dryer or contact the ADC factory.