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Friedrich
R-410A service manual
Models:
R-410A
1
39
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47 pages
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Troubleshooting
Operating Sequence / Characteristics And Features
Install
Code list
Performance Test Data Sheet
Unit placement
Warranty
Maintenance
Problem
To set the timer
Page 39
Image 39
ELECTROMECHANICAL CONTROL COOL WITH ELECTRIC HEAT MODEL: EQ08M11A
38
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Contents
Room Air Conditioners
R-410AModels
Temperature Cooler Warmer Cool
Power
Table Of Contents
IMPORTANT SAFETY INFORMATION
PERSONAL INJURY OR DEATH HAZARDS
ELECTRICAL HAZARDS
MECHANICAL HAZARDS
REFRIGERATION SYSTEM HAZARDS
WATER DAMAGE HAZARDS
INTRODUCTION
PROPERTY DAMAGE HAZARDS
FIRE DAMAGE HAZARDS
2nd Digit
X Q 08 M 1 0 A
Unit Identification Model Number Code
RAC Serial Number Identification Guide
Circuit Rating/ Breaker
PERFORMANCE DATA
Installation Information / Sleeve Dimensions
Thru-the-wallInstallation
FIRE HAZARD
electrical DATA
HACR Heating Air Conditioning and Refrigeration
ELECTRIC SHOCK HAZARD
Keep the filter clean
WARNING Before operating unit
Make sure the wiring is adequate for your unit
Test the power cord
To start unit
To adjust temperature
To adjust fan speed
To set the timer
To adjust temperature setting
How to use the remote control XQ models
How To Operate The EQ08
To set the timer
Return Air Temperature Sensor
ELECTRONIC CONTROL SEQUENCE OF OPERATION
OPERATING SEQUENCE / CHARACTERISTICS AND FEATURES
Compressor Time Delay 180 seconds
HERMETIC COMPONENTS
FUNCTIONAL COMPONENT DEFINITIONS
MECHANICAL COMPONENTS
ELECTRICAL COMPONENTS
COMPONENTS TESTING
ERROR CODE LISTINGS
Activating Test Mode
THERMOSTAT ADJUSTMENT
COMPONENTS TESTING Continued
EQ08 SYSTEM CONTROL SWITCH - TEST
“EQ08” SYSTEM CONTROL SWITCH - TEST
Capacitor Connections
COMPONENTS TESTING Continued
CAPACITORS
Capacitor Check with Capacitor Analyzer
ELECTRIC SHOCK HAZARD
COMPONENTS TESTING Continued
TESTING THE HEATING ELEMENT
HEATING ELEMENT
REFRIGERATION SEQUENCE OF OPERATION
Refrigeration system under high pressure
R-410ASEALED SYSTEM REPAIR CONSIDERATIONS
EQUIPMENT MUST BE CAPABLE OF
R-410ASEALED REFRIGERATION SYSTEM REPAIRS
Refrigerant Charging
EQUIPMENT REQUIRED
BURN HAZARD
Method Of Charging / Repairs
BURN HAZARD
FREEZE HAZARD
HIGH PRESSURE HAZARD
Undercharged Refrigerant Systems
Overcharged Refrigerant Systems
ELECTRIC SHOCK HAZARD
Restricted Refrigerant System
Locked Rotor Voltage L.R.V. Test
Single Phase Connections
Single Phase Running and L.R.A. Test
COMPRESSOR CHECKS
GROUND TEST
Single Phase Resistance Test
RISK OF ELECTRIC SHOCK
COMPRESSOR REPLACEMENT
Recommended procedure for compressor replacement
HIGH TEMPERATURES
ELECTRIC SHOCK HAZARD
HIGH PRESSURE HAZARD
EXPLOSION HAZARD
ELECTRIC SHOCK HAZARD
ROUTINE MAINTENANCE
EXCESSIVE WEIGHT HAZARD
BLOWER WHEEL / HOUSING / CONDENSER FAN / SHROUD
ROUTINE MAINTENANCE Continued
ROOM AIR CONDITIONER UNIT
PERFORMANCE TEST DATA SHEET
INDOOR TEMPERATURES
OUTDOOR TEMPERATURE
Unit does not operate
GENERAL TROUBLESHOOTING TIPS
GENERAL TROUBLESHOOTING TIPS CONTINUED
Possible Cause
Problem
Problem
Problem
Problem
Problem
Problem
Problem
Problem
Problem
Problem
Problem
Problem
Action
Problem
Problem
Possible Cause
XQ05M10A XQ06M10A XQ08M10A XQ10M10A
ELECTRONIC CONTROL COOL ONLY MODELS
Page
INSTRUCTIONS FOR USING COOLING LOAD ESTIMATE
FORM FOR ROOM AIR CONDITIONERS
AHAM PUB. NO. RAC-1
FACTORS
COOLING LOAD ESTIMATE FORM
HEAT GAIN FROM
QUANTITY
Following is an example using the heat load form
HEAT LOAD FORM
HEATING LOAD FORM FRIEDRICH ROOM UNIT HEAT PUMPS
WINDOWS & DOORS Area, sq. ft
INFILTRATION - WINDOWS & DOORS AVG
Friedrich Air Conditioning Company
ROOM AIR CONDITIONERS LIMITED WARRANTY
FIRST YEAR
SECOND THROUGH FIFTH YEAR
4200 N. Pan Am Expressway · San Antonio, Texas
TECHNICAL SUPPORT CONTACT INFORMATION
FRIEDRICH AIR CONDITIONING CO
Post Office Box 1540 · San Antonio, Texas
Page
Post Office Box 1540 · San Antonio, Texas
FRIEDRICH AIR CONDITIONING CO
