Friedrich PTAC - R410A service manual Table of Contents

Table of Contents

Important Safety Information	2-4
Introduction	4
General Product Features	5
HVAC Engineering Specifi cations	6
Component identifi cation	7
Accessories	8-9
Unit Identifi cation	10
Chassis Specifi cations	11
Cooling and Heating Performance	12-13
Electric Heat Data	14
Electrical Rating Tables	15
Power Cord Information	15-17
Remote Wall Thermostat / Low Voltage
Wire Connections	18-19
Digital Control Features	20
Digital Control Operation	21
Digital Control User Input Confi guration	22
Digital Control Diagnostics	23
Malfunction Analysis	24-26
Components Testing	27-28
Refrigeration System Sequence of Operation	29
Sealed Refrigeration System Repairs	30
Refrigerant Charging	31
Method Of Charging	31
Undercharged Refrigerant Systems	31-32
Overcharged Refrigerant Systems	32
Restricted Refrigerant Systems	32

Capillary Tube Systems/Check Valve	33
Reversing Valve — Description/Operation	34
Testing Coil	34
Checking Reversing Valves	34-35
Reversing Valve
Touch Testing Heating/Cooling Cycle	35
Procedure For Changing Reversing Valve	35-36
Compressor Checks	36
Locked Rotor Voltage Test	36
Single Phase Connections	36
Determine Locked Rotor Voltage	36
Locked Rotor Amperage Test	36
Single Phase Running & Locked Rotor Amperage	36
Checking the Overload	36
External Overload	37
Compressor Single Phase Resistance Test	37
Compressor Replacement	38-39
Routine Maintenance	39
Troubleshooting Charts	40-41
Wiring Diagrams for Wall Mounted Thermostats	42-43
Wiring Diagram	42-44
RT6 Installation, Operation and Application Guide ...	45-46
Thermistors Resistance Values	47-48
Warranty	.....49
2011 PTAC Exploded View	.....50
2011 PTAC Parts List - PDE Models	.....51
2011 PTAC Parts List - PDH Models	.....52

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