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Friedrich R410A manual VPAK 9K-18KBTU/h Models, 8 4 7 1 9 10, 3 5 11

Models: R410A

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2011 VPAK 9K-18K BTU/h Models

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Friedrich R410A manual VPAK 9K-18KBTU/h Models, 8 4 7 1 9 10, 3 5 11

Contents

9-18K24K Single Package Vertical Air Conditioning SystemL-BSufﬁ x, R410A Models A Series Electronic ControlsTable of Contents ELECTRICAL HAZARDS IMPORTANT SAFETY INFORMATIONPERSONAL INJURY OR DEATH HAZARDS NOTICEREFRIGERATION SYSTEM HAZARDS MECHANICAL HAZARDSFIRE DAMAGE HAZARDS INTRODUCTIONPROPERTY DAMAGE HAZARDS WATER DAMAGE HAZARDSVPAK SERIAL NUMBER IDENTIFICATION GUIDE 00001SampleNameplateseeyourchassis nameplate MODEL IDENTIﬁCATION GUIDEELECTRIC SHOCK HAZARD NOTICEELECTRICAL REQUIREMENTS ELECTRICAL DATAFor VPAK Heat Pumps 24K Chassis Speciﬁ cationsFor VPAK Cool with Electric Heat 24K ELECTRICAL DATAModel # TECHNICAL SERVICE DATA Cooling Performance DataExtended Cooling Performance Data Model #ELECTRONIC CONTROL BOARD FEATURES Heat Pump With Electric Heat Operation Compressor Heat Heat / Cool UnitsHeat Mode in Cool with Electric Heat Units ConditionFan Speed Change Delay Cooling Fan DelayHeating Fan Delay RoomAirSamplingFeatureLow Voltage Interface Connections Connecting a Remote Wall ThermostatRemote Wall Thermostat Figure 1 Interface Connector LocationWarranty SERVICEREMOTE WALL THERMOSTAT LOCATION Servicing/ChassisQuickChangeoutsLeft and Front Sides Left and Back Sides VPAK 9-18KBTU UNITS COMPONENTS IDENTIFICATIONFront Side Right Side Ground Air IntakeLeft and Back Sides VPAK 24K BTU UNITS COMPONENTS IDENTIFICATIONAir Intake Front Side Right Side CondenserError ERROR CODES AND ALARM STATUSCheck Error Codes ProblemTesting the Electronic Control Board COMPONENTS TESTINGTesting the Diagnostic Service Module Diagnostic Service Module2.Test the 10 amp/250 VAC fuse for continuity Capacitor Check with Capacitor Analyzer COMPONENTS TESTING ContinuedCAPACITORS Capacitor ConnectionsCOMPONENTS TESTING CONTINUED Checking External Static Pressure Determining the Indoor CFM: Chart A – CFMExternal Static Pressure Indoor Airflow Data Explanation of chartsChart B – Correction Multipliers Ductwork PreparationREFRIGERATION SEQUENCE OF OPERATION Refrigeration AssemblySEALED REFRIGERATION SYSTEM REPAIRS Refrigerant ChargingBURN HAZARD Method Of Charging / RepairsUndercharged Refrigerant Systems FREEZE HAZARDOvercharged Refrigerant Systems Restricted Refrigerant SystemCHECK VALVE HERMETIC COMPONENTS CHECKMETERING DEVICE Capillary Tube SystemsCHECKING THE REVERSING VALVE TESTING THE COILREVERSING VALVE DESCRIPTION/OPERATION ELECTRIC SHOCK HAZARDTouch Test in Heating/Cooling Cycle Procedure For Changing Reversing ValveNOTICE COMPRESSOR CHECKS Single Phase ConnectionsSingle Phase Running and L.R.A. Test Locked Rotor Voltage L.R.V. TestInternal Overload VPAK 24 K Btus Single Phase Resistance TestExternal Overload VPAK 9, 12, 18 K Btus BURN HAZARDNOTICE COMPRESSOR REPLACEMENTRecommended procedure for compressor replacement ROUTINE MAINTENANCE Sizing Guide HOW IS ALL OF THE INSTALLATION?GOOD FAHRENHEIT THERMISTORS’ RESISTANCE VALUESThis Table Applies to All Thermistors NO COOLING OPERATION ELECTRICAL TROUBLESHOOTING CHART - COOLING9K BTU, 12K BTU, & 18K BTU check for ErrorBefore continuing check for Error Codes, see 24K BTUELECTRICAL TROUBLESHOOTING CHART - COOLING electronics control diagnostics on pageHEAT PUMP MODE ELECTRICAL TROUBLESHOOTING CHART HEAT PUMPSYSTEM COOLS WHEN HEATING IS DESIRED Is Selector Switch set for Heat?PROBLEM TROUBLESHOOTING CHART - COOLINGTROUBLESHOOTING CHART - HEATING HEAT PUMP REFRIGERANT SYSTEM DIAGNOSIS COOLINGC GH GL B Y W R RC GH GL O/B Y W REMOTE WALL THERMOSTAT WIRING DIAGRAMSCOOL WITH ELECTRIC HEAT HEAT PUMP WITH ELECTRIC HEATVEA 9K12K/18K WIRING DIAGRAM COOL EH 2.5KW, 3.4KW, 5.0KWLEGEND FOR TSTAT WIRING HARNESS GH GL B YVHA 9K/12K/18K WIRING DIAGRAM HEAT PUMP EH 2.5KW, 3.4KW, 5.0KWLEGEND FOR TSTAT WIRING HARNESS 92160301C S R COOL WITH ELECTRIC HEAT92160601 7.5KW, 10.0KW LEGEND FOR TSTAT WIRING HARNESSCOOL WITH ELECTRIC HEAT 921607012.5KW, 3.4KW, 5.0KW WIRING DIAGRAM HEAT PUMP EHLEGEND FOR TSTAT WIRING HARNESS VHA 24K7.5KW, 10.0KW WIRING DIAGRAM HEAT PUMP EHLEGEND FOR TSTAT WIRING HARNESS VHA 24KVPAWP1-14 ACCESSORIESVPAWP1-8 VPAL2SINGLE PACKAGE VERTICAL AIR CONDITIONERS LIMITED WARRANTYVERT-I-PAK A SERIES 3 5 11 2011 VPAK 9K-18KBTU/h Models8 4 7 1 9 10 16 17 15 13 14 12 2011 VPAK 9K-18KBTU/h Models2011 VPAK 9K-18KBTU/h Models 25 26 16 2820 19 18 22 21 2011 VPAK 9K-18KBTU/h Models2011 VPAK Parts List 9K-18KBTU/h Models2011 VPAK 24K BTU/h Models 9 8 32 4 1 6 5 2011 VPAK 24K BTU/h Models 14 10 1615 23 13 12 22 11 21 19 20 24 26 30 29 28 25 14 2011 VPAK 24K BTU/h Models33 31 32 2011 VPAK 24K BTU/h Models24K BTU/h Models 2011 VPAK Parts ListTECHNICAL SUPPORT CONTACT INFORMATION CUSTOMER SATISFACTION and QUALITY ASSURANCEFRIEDRICH AUTHORIZED PARTS DEPOTS FRIEDRICH AIR CONDITIONING COVPK-ServMan-L FRIEDRICH AIR CONDITIONING COPrinted in the U.S.A