Friedrich SS15N30*, SS14N10*, SS12N10*, SS10N10*, SM18N30* service manual Table Of Contents

Page 2

Table Of Contents

 

Important Safety Information

2-4

Introduction

5

Model and Serial Number Location

5

Unit Identification

6

Performance Data and Specifications

7

Installation Information/Sleeve Dimensions/Circuit Rating

8

Electrical Data

9

Before Operating the Unit

10

Kuhl Control Options

11

Control Panel and Display Identification

12

Control Panel Operation Instructions

13-19

Remote Control Operation

20-21

Unit Operation

22

Electronic Control Sequence of Operation

23-27

Fan Operation

28

Removing the Front Cover and Unit Chassis

29

Replacing the ID Coil Thermistor

30

Replacing the Control Board

30

Airflow Selection and Adjustment

31

Components Testing

32-33

Testing the User Interface and Control Board

34

.

.

Refrigeration Sequence of Operation

35

R410A Sealed System Repair Considerations

36

Sealed Refrigeration System Repairs

37-40

Hermetics Components Check

41

Reversing Valve Description/Operation

42

Testing the Coil

43

Checking the Reversing Valve

43-44

Compressor Checks

45-46

Compressor Replacement

47-48

Routine Maintenance

49-52

Service and Assistance/Avalaible Accessories

53

How to Check and Erase the Diagnostic Codes

54

Error Codes and Alarm Status

55

Test Mode

56

Thermistors' Resistance Values

57

Performance Test Data Sheet

58

Troubleshooting

59-68

Electronic Control Board Components Identification & Thermistor Voltage

69

Electronic Control Configuration Instructions

70

Wiring Diagrams

71-79

Remote Control Replacement Instructions

80-81

User Interface Service Kit

82

Parts Section

83-90

Addendum 1

91

Warranty

92

Authorized Parts Depots

93

Technical Support Contact Information

93

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Contents Cool Only Heat PumpTable Of Contents Important Safety Information Your safety and the safety of others are very importantRefrigeration System Repair Hazards Property Damage Hazards Model and Serial Number Location IntroductionComponents Identification Unit Identification Specifications Refrigeration System Performance DataProper installation of seal gasket Keep the filter cleanUnit placement Provide good air flowFire Hazard Electrical DataElectric Shock Hazard Electrical Shock Hazard Kuhl Control Options FriedrichLink AdapterControl Panel and Display Identification Control Panel Operation Instructions Timer Schedule Button ºF ºC SelectControl Panel Lock DIM FunctionAlerts External Control StatusTo Turn On the Timer or Schedule Selected Timer or Schedule Options 1 or 2 SelectionTimer Start Time Timer SettingsSet theTimer Stop Time Timer on ScenariosTimer OFF Scenarios Timer Schedule Control BlockRemote Control Operation Remote Control Operation Unit Operation Front PanelElectronic Control Sequence of Operation Compressor OperationHeating Mode Control Operation Heat Control Heat Pump OnlyHeat Pump With Electric Heat Operation ConditionElectric Heat Operation in Cool with Electric Heat Units Compressor Lock Out Time Using ModeRemoving the Front Cover Replacing the Indoor Coil Thermistor Swing OutAir flow direction adjustment Fresh air and exhaust controlCapacitor Connections Components TestingCapacitor Check with Capacitor Analyzer FAN MotorHeating Element Heat Pump Models Testing the Heating Element Electric Shock HazardHeating Element Drain PAN ValveUser Interface Control Board Refrigeration Sequence of Operation 410A Sealed System Repair Considerations Refrigeration system under high pressure410A Sealed Refrigeration System Repairs Refrigerant ChargingFreeze Hazard Method Of Charging / RepairsBurn Hazard Undercharged Refrigerant Systems Overcharged Refrigerant SystemsRestricted Refrigerant System Hermetic Components Check Capillary Tube SystemsReversing Valve DESCRIPTION/OPERATION Testing the Reversing Valve Solenoid Coil Reversing Valve in Heating ModeExplosion Hazard Procedure For Changing Reversing ValveTouch Test in Heating/Cooling Cycle Locked Rotor Voltage L.R.V. Test Single Phase ConnectionsSingle Phase Running and L.R.A. Test Determine L.R.VChecking Compressor Efficiency Single Phase Resistance TestGround Test Recommended procedure for compressor replacement High TemperaturesHigh Pressure Hazard Routine Maintenance Clearances Sleeve / DrainDecorative Front Cover Filter assembly Frosting Heat pumps operate differentlyCondensation is normal NoisesDC-2 Drain Kit Part No If you require further assistanceOur specialists are able to assist you with Carbon Filter KitsSee codes chart on next Error Codes and Alarm Status Test Mode Temp JOB Name Techs Name Room AIR Conditioner Unit Performance Test Data SheetHOW is ALL of the INSTALLATION? Good BAD = SQ/CU/FTTroubleshooting Tips Problem Possible Cause Possible SolutionTroubleshooting Tips Cooling only Room AIR Conditioners Troubleshooting Tips Replace fuse, reset breaker. If repeats, check Possible Cause Possible Solution Problem Possible Cause Possible Solution Heat / Cool only Room AIR Conditioners Troubleshooting Tips Heat Pump Room AIR Conditioners Trouble Shooting Tips Problem Possible Cause ActionSystem Cools When Heating is Desired YESNormal Function of Valve Malfunction of ValveElectronic Control Board Components Identification Friedrich Electronic Control KIT Friedrich Model Prefix ContentsProcedure Schematic Part NO. REV 92170013 Kϋhl Electronic Control Cool only Models SL36N30-A Wiring Diagram Wiring Diagram 92170015 92170016 Kϋhl Electronic Control Heat Pump model YL24N35-A Need to Configure it. Follow the steps below to configure Air Conditioner Message Remote Control MessageAir Conditioning Unit Display Remote Control Display Replacement Instructions Parts Section Parts Section Kühl & Kühl+ Small-Chassis 2012 Parts List SHROUD, SML Kühl & Kühl+ Medium-Chassis 2012 Parts List SHROUD, MED Kühl & Kühl+ Large-Chassis 2012 Parts List Deck LRG Addendum Schedule Table with Energy Saving ValuesRoom AIR Conditioners Limited Warranty AAA Refrigeration Service Customer Satisfaction and Quality AssuranceFriedrich AIR Conditioning CO

SM18N30*, SS10N10*, SS15N30*, SS12N10*, SS14N10* specifications

Friedrich air conditioners, particularly models SS14N10*, SS12N10*, SS15N30*, SS10N10*, and SM18N30*, are renowned for their reliable performance, innovative technologies, and user-friendly features. Designed for both residential and commercial use, these units stand out due to their energy efficiency, advanced cooling capabilities, and versatile operation.

One of the standout features across these models is their energy efficiency. Equipped with high SEER (Seasonal Energy Efficiency Ratio) ratings, they help users save on energy costs while reducing their carbon footprint. Specifically, the SS14N10* and SS12N10* models excel in cooling efficiency, ensuring that the spaces they occupy remain comfortably cool even in the hottest conditions. This not only contributes to lower energy bills but also promotes environmental sustainability.

The cooling technologies integrated into these units include advanced inverter technology. This feature allows the compressor to adjust its speed according to the cooling demand of a room. As a result, these air conditioners maintain desired temperatures with minimal fluctuations, ensuring optimal comfort and significant energy savings. Models like SS15N30* and SM18N30* are particularly stellar in maintaining efficiency even during peak usage hours.

Moreover, these air conditioners are equipped with multi-stage filtration systems that enhance indoor air quality. The filters effectively capture dust, allergens, and other pollutants, resulting in cleaner and healthier air for occupants. This is especially important for individuals with allergies or respiratory issues.

User-friendly controls add another layer of convenience. Many models incorporate smart technology allowing users to control the units via mobile apps or home automation systems. This feature enables remote operation, scheduling, and real-time monitoring, making it easier to manage climate conditions effectively.

In terms of design, models like SS10N10* prioritize aesthetics without compromising functionality. They feature sleek, modern designs that seamlessly integrate into various decors, whether in a home or an office. Additionally, quiet operation technology reduces noise levels during functionality, enhancing comfort, particularly in bedrooms or quiet office environments.

Overall, Friedrich’s SS14N10*, SS12N10*, SS15N30*, SS10N10*, and SM18N30* models embody the brand's commitment to innovation and customer satisfaction. Their blend of energy efficiency, advanced cooling technology, air quality enhancement, and smart controls positions them as leaders in the air conditioning market, catering to diverse cooling needs while promoting a sustainable future.