Friedrich R-410A 7th Digit Options 0 = Straight Cool, 6th Digit Voltage, 5th Digit, 00001

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Unit Identification

Model Number Code

X Q 08 M 1 0 A

1st Digit – Function E = Electric Heat X = Straight Cool

2nd Digit

Q = Q-Star Chassis Size

3rd and 4th Digit - Approximate BTU/HR in 1000s (Cooling) Heating BTU/Hr capacity listed in the Specification/Performance Data Section

8th Digit – Engineering

Major change

7th Digit – Options 0 = Straight Cool

1 = 1 KW Heat Strip, Nominal

6th Digit – Voltage

1 = 115 Volts

5th Digit

Alphabetical Modifier

RAC Serial Number Identification Guide

Serial Number

 

A

K

A

R

00001

Decade Manufactured

 

 

 

 

 

L=0

C=3

F=6

J=9

 

 

 

Production Run Number

A=1

D=4

G=7

 

 

 

 

 

B=2

E=5

H=8

 

 

 

 

Product Line

 

 

 

 

 

Year Manufactured

 

 

 

 

A=1

D=4

G=7

K=0

 

 

 

R = RAC

B=2

E=5

H=8

 

 

 

 

 

C=3

F=6

J=9

 

 

 

 

 

 

 

 

 

 

 

Month Manufactured

 

 

 

 

 

A=Jan D=Apr G=Jul K=Oct

 

 

 

 

B=Feb E=May H=Aug L=Nov

 

 

 

 

C=Mar F=Jun J=Sept M=Dec

 

 

 

 

 

 

 

 

 

 

 

 

5

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Contents Volt XQ05M10A, XQ06M10A, XQ08M10A, XQ10M10A Volt EQ08M11ATable Of Contents Important Safety Information Your safety and the safety of others are very importantRefrigeration System Hazards Introduction Property Damage Hazards5th Digit 7th Digit Options 0 = Straight Cool6th Digit Voltage 00001Performance Data Electrical RatingsElectric Shock Hazard Fire HazardMake sure the wiring is adequate for your unit How to operate the Friedrich room air conditioner XQ models How to use the remote control XQ models Operating Sequence / Characteristics and Features Electronic Control Sequence of OperationSmart FAN Electrical Components Functional Component DefinitionsMechanical Components Hermetic ComponentsError Code Listings Components TestingTesting the Electronic Control Boards for XQ Models Activating Test ModeThermostat Adjustment EQ08 System Control Switch TestEQ08 System Control Switch Test TestCapacitor Connections CapacitorsCapacitor Check with Capacitor Analyzer FAN MotorTesting the Heating Element Electric Shock Hazard Heating ElementDrain PAN Valve Refrigeration Sequence of Operation 410A Sealed System Repair Considerations Refrigeration system under high pressureEquipment Must be Capable 410A Sealed Refrigeration System RepairsEquipment Required Risk of Electric ShockMethod Of Charging / Repairs Burn HazardFreeze Hazard Undercharged Refrigerant Systems Overcharged Refrigerant SystemsRestricted Refrigerant System Compressor Checks Single Phase Resistance Test Ground TestHigh Temperatures Compressor ReplacementRecommended procedure for compressor replacement Explosion HazardRotary Compressor Special Troubleshooting and Service Routine Maintenance Sleeve / Drain Front CoverClearances Room AIR Conditioner Unit Performance Test Data Sheet Date Model SerialGeneral Troubleshooting Tips Problem Possible Cause Possible SolutionGeneral Troubleshooting Tips Cooling only Room AIR Conditioners Troubleshooting Tips Problem Possible Cause ActionReplace fuse, reset breaker. If repeats, check Fused separately Problem Possible Cause Action Heat / Cool only Room AIR Conditioners Troubleshooting Tips Electronic Control Cool only Models Page Aham PUB. NO. RAC-1 Cooling Load Estimate Form Heat Gain from Quantity FactorsDAY Following is an example using the heat load form Heat Load FormWindows & Doors Area, sq. ft Infiltration Windows & Doors AVGRoom AIR Conditioners Limited Warranty Technical Support Contact Information Page Friedrich AIR Conditioning CO
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R-410A specifications

Friedrich R-410A is an advanced refrigerant widely used in HVAC (Heating, Ventilation, and Air Conditioning) systems, known for its high efficiency and environmental friendliness. As a hydrofluorocarbon (HFC) blend, R-410A has become the preferred alternative to R-22, which is being phased out due to its ozone-depleting potential. One of the main features of R-410A is its high latent heat of vaporization, which allows for efficient heat transfer and improved cooling performance in air conditioning units.

Technologically, R-410A operates at higher pressures than older refrigerants, meaning systems designed for R-410A need to be built with more robust components to safely handle these pressures. This results in a more compact system design that offers enhanced performance and reliability. The dual-component nature of R-410A—composed of difluoromethane (R-32) and pentafluoroethane (R-125)—provides an optimal balance of thermodynamic properties, leading to superior energy efficiency, especially in variable speed applications.

In terms of characteristics, R-410A has a higher cooling capacity, which enables HVAC systems to effectively cool larger spaces or run more efficiently when cooling smaller areas. The refrigerant is non-toxic and non-flammable, which enhances safety during its use. In addition, R-410A has a lower global warming potential relative to other refrigerants, making it a more environmentally responsible choice for modern cooling systems.

Moreover, R-410A systems typically require less refrigerant charge due to their efficiency, contributing to reduced greenhouse gas emissions. The adoption of R-410A aligns with regulatory trends aimed at minimizing the environmental impact of refrigerants in cooling applications.

Overall, the Friedrich R-410A refrigerant embodies a combination of technology and environmental stewardship, making it a cornerstone of contemporary HVAC design. Its ability to provide effective and energy-efficient cooling solutions while being compliant with modern environmental regulations positions R-410A as the refrigerant of choice for engineers and installers focused on sustainability and performance in air conditioning systems.
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