3Furnace Loading: .........................................................................................................................................29Furnace Atmospheres .............................................................................................................................30Preventive Maintenance .............................................................................................................................. 31General Cleaning Instructions ............................................................................................................... 32Problem Solving Guide ................................................................................................................................. 33Maintenance and Servicing ..........................................................................................................................34Wiring Diagram ............................................................................................................................................ 38Wiring Diagram ............................................................................................................................................. 39Wiring Diagram ............................................................................................................................................. 40Wiring Diagram ............................................................................................................................................. 41Replacement Parts List ............................................................................................................................... 42Ordering Procedures .................................................................................................................................... 43Material Safety Data Sheet ..........................................................................................................................44Warranty ....................................................................................................................................................... 47TABLE OF CONTENTS