Technical Support Contact Information | Friedrich 9, 000 BTU'S

TECHNICAL SUPPORT CONTACT INFORMATION

FRIEDRICH AIR CONDITIONING CO.

Post Office Box 1540 · San Antonio, Texas 78295-1540

4200 N. Pan Am Expressway · San Antonio, Texas 78218-5212

(210)357-4400 · FAX (210) 357-4490 www.friedrich.com

Printed in the U.S.A.

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Friedrich 9, 000 BTU'S service manual Technical Support Contact Information

Contents

Single Package Vertical Air Conditioning System Technical Support Contact Information Table of Contents Your safety and the safety of others are very important Important Safety Information Refrigeration System Hazards Property Damage Hazards Introduction Serial Number Identiﬁcation Guide Electric Heat Data Chassis Specifications VEA Extended Cooling Performance Extended Cooling Performance VEA/VHA09-24 VEA Extended Cooling Performance Electric Shock Hazard Electrical Requirements RT5 Two speed fan RT4 One speed fan Remote Thermostat and Low Voltage Control Connections Thermostat Connections Quiet Start/Stop Electronic Control Board Features Electronic Control Conﬁguration Diagnostics Electronic control error codes diagnostics and test modeTest Mode Power On and Off Features on the Electronic Control Cool mode control features for cool with electric heat units Compressor operation depends on t-stat settings VERT-I-PAK Single Packaged Vertical AIR Conditioners Component description / A-Series specifications External Static Pressure Indoor Airflow Data Capacitor Connections Components TestingCapacitors Capacitor Check with Capacitor Analyzer Heater Elements and Limit SWITCHES’ Specifications Components TestingDrain PAN Valve Refrigeration Sequence of Operation Refrigeration Assembly CUT/SEVER Hazard Service Risk of Electric Shock Sealed Refrigeration System RepairsEquipment Required Equipment Must be Capable Burn Hazard Method Of Charging / RepairsFreeze Hazard Overcharged Refrigerant Systems Undercharged Refrigerant Systems Restricted Refrigerant System Capillary Tube Systems Hermetic Components CheckMetering Device Check Valve Reversing Valve DESCRIPTION/OPERATION Checking the Reversing Valve Testing the Coil Explosion Hazard Procedure For Changing Reversing ValveTouch Test in Heating/Cooling Cycle Fire Hazard Compressor Checks Ground Test Single Phase Resistance TestChecking Compressor Efficiency Recommended procedure for compressor replacement Compressor ReplacementHigh Temperatures Rotary Compressor Special Troubleshooting and Service AIR Filter Routine MaintenanceCoils and Base PAN Excessive Weight Hazard Blower Wheel / Housing / Condenser FAN / Shroud Condensate Disposal System Routine MaintenanceSleeve / Drain Front Cover 9K BTU, 12K BTU, & 18K BTU Electrical Troubleshooting Chart Cooling Circuit Breakers are Electrical Troubleshooting Chart Cooling 24K BTU Heat Pump Mode Electrical Troubleshooting Chart Heat Pump Troubleshooting Chart Heating Troubleshooting Chart Cooling Electric Heat VEA 09/12/18 with 2.5 KW, 3.4 KW or 5KW VHA 09/12/18 with 2.5 KW, 3.4 KW or 5KW Cool with Electric Heat Heat Pump with Electric Heat Cool with Electric Heat Heat Pump with Electric Heat Outdoor Coil Return Air Indoor Coil Wall Plenum AccessoriesDrain PAN Friedrich Air Conditioning Company Technical Support Contact Information Friedrich AIR Conditioning CO