Bryant 187B / 180B, Catalog No. II180---187B---01, Edition Date 02/10, Replaces New

Models: 187B

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187B / 180B

E2010 Bryant Heating & Cooling Systems D 7310 W. Morris St. D Indianapolis, IN 46231	Printed in U.S.A.	Edition Date: 02/10	Catalog No. II180---187B---01
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.			Replaces: New

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Contents

Fig. 1 - Piping Installation SAFETY CONSIDERATIONSINSTALLATION RECOMMENDATIONS ELECTRICAL SHOCK HAZARDCheck Equipment and Job Site INSTALLATIONInstall on a Solid, Level Mounting Pad Clearance RequirementsUNIT OPERATION AND SAFETY HAZARD Install Liquid-LineFilter Drier IndoorTable 1 - Accessory Usage 180BConnect Control Wiring Route Ground and Power WiresConnect Ground and Power Wires Make Electrical ConnectionsStart-Up SYSTEM FUNCTIONS AND SEQUENCE OF OPERATIONCompressor Crankcase Heater Compressor Operation Time DelaysCommunication and Status Function Lights Crankcase Heater OperationFig. 6 - 2-StageControl Board Evolution Controlled Low Ambient CoolingCheck Charge 187B / 180B187B / 180B CARE AND MAINTENANCEFinal Checks Control Fault TROUBLESHOOTINGPressure Switch Protection 230V Line Power Disconnect DetectionFailed Thermistor Default Operation TEMPERATURE THERMISTORSUnloader Test Procedure MAJOR COMPONENTSFig. 9 - Outdoor Coil Thermistor OCT Attachment Table 6 - TROUBLESHOOTINGFig. 8 - Outdoor Air Thermistor OAT Attachment FAULT187B / 180B See Humidifier Instructions for proper wiringSee Humidifier Instructions for proper wiring 2---StageAir ConditionerPURONR R-410AREFRIGERANT QUICK REFERENCE GUIDE 187B / 180BEdition Date 02/10 187B / 180BCatalog No. II180---187B---01 Replaces New