Friedrich H)A09K25, V(E guide

34

Image 34

Friedrich H)A09K25, V(E service manual

Contents

VE,HA18K25 VE,HA18K34 VE,HA09K25 VE,HA09K34VE,HA12K25 VE,HA12K34 VE,HA24K25 VE,HA24K34 Table of Contents Introduction Serial Number Identiﬁcation Guide VERT-I-PAKH Suffix Chassis Specifications VERT-I-PAKE & G Suffix Chassis Specifications VERT-I-PAKA D Suffix Chassis Specifications Refrigeration Assembly Sequence of Operation Supply Voltage Electrical SupplySupply Circuit Control Low Voltage Room Thermostats Heat Anticipators Typical Electrical & Thermostat Wiring Diagrams Typical Electrical & Thermostat Wiring Diagrams Sufﬁx For 208 Volt Models only Move the White Wire AS Shown below Blower Wheel Inspection Indoor Blower AirﬂowCondenser Fan Motors Cooling Checking Approximate Airﬂow Checking External Static PressureElectric Heat Strips Ductwork Preparation Explanation of chartsRefrigerant Charging Method Of Charging Undercharged Refrigerant Systems Overcharged Refrigerant Systems Restricted Refrigerant Systems Reversing Valve Description/Operation Testing CoilMetering Device Capillary Tube Systems Electrical Circuit and Coil Checking Reversing Valve Touch Test in Heating/Cooling Cycle Compressor Checks From Electrical Shock Single Phase Resistance Test Recommended Procedure for Compressor Replacement Capacitors Capacitor Connections Electric Heat Switch Operation Electric Heat Switch Check Out Wiring Diagram Index VHA09K25RTG Sufﬁx only Sufﬁx only Sufﬁx only Page Page Page Page Page Page Page Page Page Electrical Troubleshooting Chart Cooling TON Electrical Troubleshooting Chart Cooling Troubleshooting Chart Cooling Electrical Troubleshooting Chart Heat Pump Page Use Factory Certiﬁed Parts