Friedrich
H)A09K25, V(E
service manual
Troubleshooting
Explanation of charts
Refrigeration Assembly
Single Phase Resistance Test
Testing Coil
Electric Heat Switch Operation
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Contents
VE,HA09K25 VE,HA09K34
VE,HA12K25 VE,HA12K34
VE,HA18K25 VE,HA18K34
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
Electrical Supply
Supply Circuit
Supply Voltage
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
Indoor Blower Airflow
Condenser Fan Motors
Blower Wheel Inspection
Cooling
Checking External Static Pressure
Checking Approximate Airflow
Electric Heat Strips
Explanation of charts
Ductwork Preparation
Refrigerant Charging
Method Of Charging
Undercharged Refrigerant Systems
Overcharged Refrigerant Systems
Restricted Refrigerant Systems
Testing Coil
Metering Device Capillary Tube Systems
Reversing Valve Description/Operation
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
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Electrical Troubleshooting Chart Cooling
TON Electrical Troubleshooting Chart Cooling
Troubleshooting Chart Cooling
Electrical Troubleshooting Chart Heat Pump
Page
Use Factory Certified Parts
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