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General| Brand | Friedrich |
|---|---|
| Model | YS09J10 |
| Category | Air Conditioner |
| Language | English |
Steps and guidance for calculating cooling requirements using the AHAM form.
Cooling capacity, efficiency, and operating parameters for various models.
Heating capacity, efficiency, and operating parameters for various models.
Details on compressor testing, winding, and efficiency checks.
Information on the external thermal overload protector and its testing.
Explanation and testing procedure for internal compressor overload protection.
Testing procedures for the fan motor and its components.
Function, testing, and hook-up of run capacitors for motors.
Operation and testing of the 8-position system control switch.
Function, testing, and adjustment of thermostats used in the units.
Role and testing of the heat anticipator resistor.
Functionality and testing of the MoneySaver rocker switch.
Description and testing of the unit's heating element.
Function and testing of the defrost thermostat for heat pump models.
Proper mounting location for the defrost control bulb.
Function and installation notes for the check valve in heat pump models.
Testing procedure for the solenoid coil on the reversing valve.
Explanation of the drain pan valve's function in preventing freezing.
Operation, testing, and replacement of the reversing valve.
List of tools and equipment necessary for refrigerant system repairs.
Detailed procedure for replacing sealed refrigeration components.
Specific steps for addressing a compressor motor burnout situation.
Unique considerations for troubleshooting rotary compressors.
Critical instructions for accurate refrigerant charging procedures.
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