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Friedrich R410A manual VPAK 24K BTU UNITS COMPONENTS IDENTIFICATION, Air Intake Front Side

Models: R410A

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VPAK 24K BTU UNITS

COMPONENTS IDENTIFICATION

Condenser Air Intake

Air Intake

Front Side

Condenser

Air Discharge

Electric

Control Panel

Return

Air Filter

Electronic

Control Board

Nameplate

Fresh Air

Door Lever

Blower Wheel Compartment

Evaporator Coil

Thermistor

Evaporator Coil

Heater

Capillary Tube

Compressor

Capacitor

Blower/

Condenser

Fan Motor

Capacitor

Compressor

Condenser

Shroud

Fresh Air

Door

10” Duct Collar

Pull Out

Disconnect

Air Discharge

Diagnostic Touch Pad

Blower Wheel

Compressor

Contactor

Left and Back Sides

Condenser Fan Motor

Condenser Fan Blade

Right Side Condenser

Condensate Drain Hose		Condenser Coil Thermistor

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Friedrich R410A manual VPAK 24K BTU UNITS COMPONENTS IDENTIFICATION, Air Intake Front Side, Left and Back Sides

Contents

Single Package Vertical Air Conditioning System L-BSufﬁ x, R410A Models9-18K24K A Series Electronic ControlsTable of Contents IMPORTANT SAFETY INFORMATION PERSONAL INJURY OR DEATH HAZARDSELECTRICAL HAZARDS NOTICEREFRIGERATION SYSTEM HAZARDS MECHANICAL HAZARDSINTRODUCTION PROPERTY DAMAGE HAZARDSFIRE DAMAGE HAZARDS WATER DAMAGE HAZARDS00001 SampleNameplateseeyourchassis nameplateVPAK SERIAL NUMBER IDENTIFICATION GUIDE MODEL IDENTIﬁCATION GUIDENOTICE ELECTRICAL REQUIREMENTSELECTRIC SHOCK HAZARD ELECTRICAL DATAChassis Speciﬁ cations For VPAK Cool with Electric Heat 24KFor VPAK Heat Pumps 24K ELECTRICAL DATATECHNICAL SERVICE DATA Cooling Performance Data Extended Cooling Performance DataModel # Model #ELECTRONIC CONTROL BOARD FEATURES Compressor Heat Heat / Cool Units Heat Mode in Cool with Electric Heat UnitsHeat Pump With Electric Heat Operation ConditionCooling Fan Delay Heating Fan DelayFan Speed Change Delay RoomAirSamplingFeatureConnecting a Remote Wall Thermostat Remote Wall ThermostatLow Voltage Interface Connections Figure 1 Interface Connector LocationSERVICE REMOTE WALL THERMOSTAT LOCATIONWarranty Servicing/ChassisQuickChangeoutsVPAK 9-18KBTU UNITS COMPONENTS IDENTIFICATION Front Side Right SideLeft and Front Sides Left and Back Sides Ground Air IntakeVPAK 24K BTU UNITS COMPONENTS IDENTIFICATION Air Intake Front SideLeft and Back Sides Right Side CondenserERROR CODES AND ALARM STATUS Check Error CodesError ProblemCOMPONENTS TESTING Testing the Diagnostic Service ModuleTesting the Electronic Control Board Diagnostic Service Module2.Test the 10 amp/250 VAC fuse for continuity COMPONENTS TESTING Continued CAPACITORSCapacitor Check with Capacitor Analyzer Capacitor ConnectionsCOMPONENTS TESTING CONTINUED External Static Pressure Determining the Indoor CFM: Chart A – CFMChecking External Static Pressure Explanation of charts Chart B – Correction MultipliersIndoor Airflow Data Ductwork PreparationREFRIGERATION SEQUENCE OF OPERATION Refrigeration AssemblySEALED REFRIGERATION SYSTEM REPAIRS Refrigerant ChargingMethod Of Charging / Repairs Undercharged Refrigerant SystemsBURN HAZARD FREEZE HAZARDOvercharged Refrigerant Systems Restricted Refrigerant SystemHERMETIC COMPONENTS CHECK METERING DEVICECHECK VALVE Capillary Tube SystemsTESTING THE COIL REVERSING VALVE DESCRIPTION/OPERATIONCHECKING THE REVERSING VALVE ELECTRIC SHOCK HAZARDNOTICE Procedure For Changing Reversing ValveTouch Test in Heating/Cooling Cycle Single Phase Connections Single Phase Running and L.R.A. TestCOMPRESSOR CHECKS Locked Rotor Voltage L.R.V. TestSingle Phase Resistance Test External Overload VPAK 9, 12, 18 K BtusInternal Overload VPAK 24 K Btus BURN HAZARDRecommended procedure for compressor replacement COMPRESSOR REPLACEMENTNOTICE ROUTINE MAINTENANCE GOOD HOW IS ALL OF THE INSTALLATION?Sizing Guide This Table Applies to All Thermistors THERMISTORS’ RESISTANCE VALUESFAHRENHEIT ELECTRICAL TROUBLESHOOTING CHART - COOLING 9K BTU, 12K BTU, & 18K BTUNO COOLING OPERATION check for Error24K BTU ELECTRICAL TROUBLESHOOTING CHART - COOLINGBefore continuing check for Error Codes, see electronics control diagnostics on pageELECTRICAL TROUBLESHOOTING CHART HEAT PUMP SYSTEM COOLS WHEN HEATING IS DESIREDHEAT PUMP MODE Is Selector Switch set for Heat?TROUBLESHOOTING CHART - COOLING TROUBLESHOOTING CHART - HEATING HEAT PUMPPROBLEM REFRIGERANT SYSTEM DIAGNOSIS COOLINGREMOTE WALL THERMOSTAT WIRING DIAGRAMS COOL WITH ELECTRIC HEATC GH GL B Y W R RC GH GL O/B Y W HEAT PUMP WITH ELECTRIC HEATWIRING DIAGRAM COOL EH 2.5KW, 3.4KW, 5.0KW LEGEND FOR TSTAT WIRING HARNESSVEA 9K12K/18K GH GL B YWIRING DIAGRAM HEAT PUMP EH 2.5KW, 3.4KW, 5.0KW LEGEND FOR TSTAT WIRING HARNESSVHA 9K/12K/18K 9216030192160601 COOL WITH ELECTRIC HEATC S R LEGEND FOR TSTAT WIRING HARNESS COOL WITH ELECTRIC HEAT7.5KW, 10.0KW 92160701WIRING DIAGRAM HEAT PUMP EH LEGEND FOR TSTAT WIRING HARNESS2.5KW, 3.4KW, 5.0KW VHA 24KWIRING DIAGRAM HEAT PUMP EH LEGEND FOR TSTAT WIRING HARNESS7.5KW, 10.0KW VHA 24KACCESSORIES VPAWP1-8VPAWP1-14 VPAL2VERT-I-PAK A SERIES LIMITED WARRANTYSINGLE PACKAGE VERTICAL AIR CONDITIONERS 8 4 7 1 9 10 2011 VPAK 9K-18KBTU/h Models3 5 11 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 Models2 4 1 6 5 9 8 32011 VPAK 24K BTU/h Models 15 23 13 12 22 11 21 19 20 14 10 162011 VPAK 24K BTU/h Models 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 ListCUSTOMER SATISFACTION and QUALITY ASSURANCE FRIEDRICH AUTHORIZED PARTS DEPOTSTECHNICAL SUPPORT CONTACT INFORMATION FRIEDRICH AIR CONDITIONING COPrinted in the U.S.A FRIEDRICH AIR CONDITIONING COVPK-ServMan-L