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Friedrich R410A Thermistors’ Resistance Values, This Table Applies to All Thermistors, Fahrenheit

Models: R410A

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THERMISTORS’ RESISTANCE VALUES

(This Table Applies to All Thermistors)

FAHRENHEIT

Page 36

Image 36

Friedrich R410A manual Thermistors’ Resistance Values, This Table Applies to All Thermistors, Fahrenheit

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 Determining the Indoor CFM: Chart A – CFM External Static PressureChecking 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 HAZARDProcedure For Changing Reversing Valve NOTICETouch 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 HAZARDCOMPRESSOR REPLACEMENT Recommended procedure for compressor replacementNOTICE ROUTINE MAINTENANCE HOW IS ALL OF THE INSTALLATION? GOODSizing Guide THERMISTORS’ RESISTANCE VALUES This Table Applies to All ThermistorsFAHRENHEIT 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 92160301COOL WITH ELECTRIC HEAT 92160601C 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 VPAL2LIMITED WARRANTY VERT-I-PAK A SERIESSINGLE PACKAGE VERTICAL AIR CONDITIONERS 2011 VPAK 9K-18KBTU/h Models 8 4 7 1 9 103 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 Models9 8 3 2 4 1 6 52011 VPAK 24K BTU/h Models 14 10 16 15 23 13 12 22 11 21 19 202011 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 COFRIEDRICH AIR CONDITIONING CO Printed in the U.S.AVPK-ServMan-L