Carrier 90MU, 90MA specifications FPT = Female Pipe Thread MPT = Male Pipe Thread

Contents Installation, Operation and Service Instructions Single-PackageMarine Cooling UnitsCOMPONENT ARRANGEMENT - *04/*06 COMPONENT ARRANGEMENT - *08/*12ODF = Outside Diameter Female FPT = Female Pipe Thread MPT = Male Pipe ThreadFPT = Female Pipe Thread MPT = Male Pipe Thread Page ODF = Outside Diameter Female FPT = Female Pipe Thread MPT = Male Pipe ThreadODF = Outside Diameter Female FPT = Female Pipe Thread MPT = Male Pipe ThreadFPT = Female Pipe Thread MPT = Male Pipe Thread TYPICAL UNIT SHOWN FIGURE 2 - UNIT DIMENSIONSStep 4 - Rig and Place Unit FIGURE 1 - BASE UNIT INTERIOR DETAILSFIGURE 5 - TYPICAL CONDENSER WATER PIPING FIGURE 3 - HORIZONTAL WHEEL CENTERINGFIGURE 4 - CONCENTRIC WHEEL ALIGNMENT Step 10 - Make Condenser ConnectionsFIGURE 6 - CONNECTION LOCATIONS FIGURE 7 - CONDENSATE DRAIN TRAP To Shut Down Unit OPERATIONStep 12 - Make Electrical Connections To start unitFIGURE 8 - FAN PULLEY ADJUSTMENT SERVICEReturn-AirGrille Removal FIGURE 9 - GRAVITY FLOW METHOD Water Regulating ValveFIGURE 10 - FORCED CIRCULATION METHOD Charging the System 90MU R-407C, R-404A,and R-134aunits FOR NOTES AND LEGEND, SEE FIGURE FIGURE 12 WIRING SCHEMATIC - 90MA/MU*04/*0690MA-3SISUPERCEDES FORM 90MA-3SISUPERCEDES FORM FIGURE 13 COMPONENT ARRANGEMENT - 90MA/MU*04/*06FOR NOTES AND LEGEND, SEE FIGURE FIGURE 14 - ELECTRICAL SCHEMATIC - 90MA/MU*08/*1290MA-3SISUPERCEDES FORM 90MA-3SISUPERCEDES FORM 90MA-3SISUPERCEDES FORM 90MA-3SISUPERCEDES FORM