ContentsOwner’s Information Manual
574D--AAND 577C--A577C-AWithout Economizer
574D--AWithout EconomizerNOTE TO EQUIPMENT OWNERSAFETY CONSIDERATIONS
FIRE, EXPLOSION, ELECTRICAL SHOCK HAZARDFIRE, EXPLOSION HAZARD
FIRE, EXPLOSION, ELECTRICAL SHOCK HAZARDUNIT INTRODUCTION
Fig. 3 - Accessory Filter Rack Access PanelStarting or Shutting Off Unit
To start unit electric coolingMAINTENANCE AND SERVICE
OPERATING YOUR UNITRoutine Maintenance
Maintenance and Care for the Equipment Ownerfilter access SMALL CHASSIS
Fig. 6 - Large Chassis Filter AccessSmall Chassis See Fig
Table 2 - Indoor Air Filter Data with EconomizerRegular Dealer Maintenance
PERSONAL INJURY AND UNIT DAMAGE HAZARDEXPLOSION AND ENVIRONMENTAL HAZARD
FIRE, EXPLOSION HAZARDMAIN
MAINC L O S E
MAINMAIN
Fig. 8 - To Shut-offUnit Gas HeatWarranty Certificate
Before you call for serviceC L O S E
MAIN