Friedrich racservmn System Control Switch WE & WY Models See Figure, System Control Switch Test

Page 19

Figure 16

System Control Switch

(SC Model Only)

Figure 19

System Control Switch

(WS Models)

1.Disconnect leads from control switch.

2.Check continuity between all switch positions shown in Figure 17.

SYSTEM CONTROL PANEL

"WS" Models (See Figure 18)

A five position control switch is used to regulate the operation of the fan motor and compressor. The compressor can be operated with the fan operating at low, medium or high speed. The fan motor can also be operated independently on medium speed. See switch section as indicated on decorative control panel

Figure 18

System Control Panel (WS Models)

SYSTEM CONTROL SWITCH "WE" & "WY" Models (See Figure 20)

An eight position switch is used to regulate the operation of the fan motor, compressor and electric heater. The unit can be operated in cooling or heating mode with the compressor or electric heater on and the fan motor operating on low, medium or high speed.

The fan motor can also be operated independently on medium speed. See switch section as indicated on decorative control panel.

Figure 20

System Control Panel

(WE & WY Models)

SYSTEM CONTROL SWITCH - TEST (See Figure 21) Disconnect leads from control switch. Turn control to position being tested. There must be continuity as follows:

SYSTEM CONTROL SWITCH - TEST

Disconnect leads from control switch (See Figure 19) There must be continuity as follows:

1."Off" Position - no continuity between terminals.

2."Lo Cool" Position - between terminals "L1" and "C", "LO" and "MS."

3."Med Cool" Position - between terminals "L1" and "C", "M" and "MS".

4."Hi Cool" Position - between terminals "L1" and C", "H" and "MS."

5."Fan Only" Position - between terminals "L1" and "2."

1."Off" Position-no continuity between terminals.

2."Lo Cool" Position-between terminals "C" and "3", "C2" and "2", "LO" and "M/S", "AR" and "5".

3."Med Cool" Position-between terminals "C" and "3", "C2" and "2", "M" and "M/S", "AR" and "5".

4."Hi Cool" Position-between terminals "C" and "3", "C2" and "2", "H" and "M/S", "AR" and "5".

5."Hi Heat" Position-between terminals "C" and "1", "C2" and "4", "H" and "M/S", "AR" and "5".

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Contents 2003 Table of Contents RAC Serial Number Identification Guide 1st Digit Function00001 Page Data Evaporator AIR Operating Electrical Breaker Pressures Ratings Refrig Fuse Performance Evaporator AIR Operating Electrical Breaker Data SS10J10AR-A TEMP. DEG. F Pressures Ratings SC06H10E HeatingBtuh WY09A33F-A WY12A33F-A HeatingAmps Refrigeration System Sequence of Operation Grounding Wire SizeFuse/Circuit BreakerWinding Test Thermal Overload ExternalChecking Compressor Efficiency FAN Motor Terminal Overload TestTerminal Overload Internal Checking the Internal OverloadResistor System Control Panel System Control Panel KQ Models Only- See FigureEQ Model Only See Figure System Control Panel YQ Model Only System Control Switch Test System Control Switch WE & WY Models See FigureSystem Control Panel See Figure System Control Switch KS, SS, KM, SM, SL Models See FigureHeat Pump & Electric Heat Models See Figure System Control SwitchSmart Center Electronic Control Center To SET Mode of OperationTo Adjust Temperature To Adjust FAN SpeedTo SET Hour Clock To SET the TimerTesting the Electronic Control Testing the Electronic Control Error Code ListingsThermostat Models ES, YS, EM, YM, EL, YL See Figure TestThermostat SQ & KQ Models See Figure Thermostat YQ Model Only See FigureDefrost Thermostat Heat Pump Models Only Thermostat AdjustmentThermostat Bulb Location CAPACITOR, RUN See Figure Defrost Bulb Location Heat Pump Models OnlyCapacitor Test Heat Pumps Reversing Valve See Figure Check Valve OperationSolenoid Coil Heat Pump Models Only See Figure Testing Reversing ValveTo Test Equipment Required VALVE, Drain PAN See FigureHeating Element See Figure Sealed Refrigeration System RepairsEquipment Must be Capable Hermetic Component ReplacementSpecial Procedure in the Case Compressor Motor Burnout Rotary Compressor Special Troubleshooting and ServiceMethod of Charging Undercharged Refrigerant SystemsOvercharged Refrigerant Systems Restricted Refrigerant System Routine Maintenance Troubleshooting Touch Test Chart To Service Reversing Valves Problem To Correct Troubleshooting CoolingProblem Possible Cause To Correct Cycles Problem Possible Cause To Correct Troubleshooting Heating Heat pumps Problem Possible Cause To Correct Off and the electric element is energized Troubleshooting Heating Cooling/Electric Models Troubleshooting Chart Cooling YES System Cools When Heating is DesiredModels SQ06J10B-B, SQ06J10B-A, SQ08J10C-A, SQ08J10D-A Models KQ08J10B-1, KQ08J10B-A, KQ08J10C-A Schematic YQ06J10B-A ModelModel SC06H10D 619-405-06 Alternate SL28J30B-A, SL35J30-A, SL35J30-BConductor Or Brown RED Blue To Capacitor Bracket Wiring Diagram YS12J33-A, YM18J34B-A, YL24J35C-A Model EQ08J11-A, EQ08J11-B IDT Ovld Neutral WE09A33E-B, WE12A33E-A, WE15A33-A WY09A33F-A, WY12A33G-A Checking Room Temperature Testing The Electronic Control XQ Boards & QME BoardsFriedrich AIR Conditioning CO

racservmn specifications

Friedrich Racervmn is an innovative name in the realm of precision engineering, making significant strides in the development of advanced technologies for various industries. This company stands out due to its commitment to creating high-quality, reliable, and efficient products that cater to the diverse needs of its clientele.

One of the main features of Friedrich Racervmn is its focus on research and development. The company invests heavily in R&D to push the boundaries of what is technically possible. This dedication results in the continuous improvement of their product line and the introduction of cutting-edge solutions that leverage the latest advancements in technology.

Among the distinctive technologies used by Friedrich Racervmn is their proprietary manufacturing process, which integrates automation and robotics to enhance efficiency and precision. This not only speeds up production times but also ensures that the products maintain a consistently high quality. The use of Computer Numerical Control (CNC) machines in their processes allows for intricate designs and complex geometries that meet rigorous industry standards.

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Another hallmark of Friedrich Racervmn is their commitment to sustainability. The company actively seeks ways to minimize its environmental footprint by optimizing resource use and incorporating eco-friendly practices throughout its manufacturing processes. This is reflected in their efforts to design products that are not only high-performing but also energy-efficient, helping customers reduce their carbon emissions.

Friedrich Racervmn’s customer service stands out as well. Their team is dedicated to providing exceptional support, ensuring that clients receive personalized attention and solutions tailored to their unique needs. This customer-centric approach is a fundamental part of their philosophy and has contributed to building strong and lasting relationships within the industry.

In summary, Friedrich Racervmn is a leader in precision engineering, recognized for its advanced technologies, innovative manufacturing processes, commitment to sustainability, and outstanding customer service. The company’s focus on quality and innovation positions it as a vital player in the modern industrial landscape, continuously pushing the envelope toward a more technologically advanced and environmentally conscious future.
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