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Friedrich
SQ06N10, SQ10N10, SQ08N10, SQ05N10, EQ08N11 manual
Models:
EQ08N11
SQ06N10
SQ05N10
SQ08N10
SQ10N10
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Troubleshooting
Install
Kühl Q-ChassisService Parts List
Parts list
Error codes
Wiring Diagram
Unit placement
Warranty
Maintenance
Wireless Programming and Control
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Contents
Service/Parts Manual
POWER
Room Air Conditioners
2 0 1
Table Of Contents
IMPORTANT SAFETY INFORMATION
PERSONAL INJURY OR DEATH HAZARDS
NOTICE
ELECTRICAL HAZARDS
REFRIGERATION SYSTEM HAZARDS
MECHANICAL HAZARDS
INTRODUCTION
PROPERTY DAMAGE HAZARDS
Register your air conditioner
FIRE DAMAGE HAZARDS
UNIT IDENTIFICATION KuhlQ Model Number Code
RAC Serial Number Identification Guide
S Q 08 N 1 0 A - A
2nd Digit
PERFORMANCE DATA
Installation Information / Sleeve Dimensions
Thru-the-wallInstallation
Circuit Rating / Breaker
NOTICE
ELECTRICAL DATA
HACR: Heating Air Conditioning and Refrigeration
ELECTRIC SHOCK HAZARD
WARNING: Before Operating Your Unit
Make sure the wiring is adequate for your unit
Test the power cord
Keep the filter clean
Kuhl Q Control Panel Operation
Kühl Control Options
Wireless Programming and Control
Pre-ProgrammedScheduling Options
Customizable Programming Options
Control Panel Operation Instructions
AUTO
TIMER SCHEDULE BUTTON
ºF - ºC Select
1.Residential Schedule - 40 hour work week
DIM Function
Alerts
Wait Icon
Control Panel Lock
To Turn On the Timer or Schedule Selected
TIMER OR SCHEDULE OPTIONS 1 OR 2 SELECTION
Timer Start Time
TIMER SETTINGS
Set theTimer Stop Time
Timer ON Scenarios
Scenario
Scenario
Timer OFF Scenarios
Timer - Schedule Control Block
Scenario
Scenario
Remote Control Operation
Remote Effectiveness
TOP VIEW
SIDE VIEW
AUTO FAN CONTINUOUS AUTO
ELECTRONIC CONTROL SEQUENCE OF OPERATION
Cooling Mode
Cooling Fan Delay
Heating Fan Delay
Fan Speed Change Delay
ELECTRONIC CONTROL SEQUENCE OF OPERATION CONT
COMPONENTS TESTING
Testing the User Interface and Relay Board
Room Temperature Thermistor Voltage Test
If the user interface does not turn on
COMPONENTS TESTING CON’T Testing the Relay Board
Heat Relay
Fuse
T 3.15AH 250 Volts AC
COMPONENTS TESTING Continued
CAPACITORS
Capacitor Check with Capacitor Analyzer
Capacitor Connections
COMPONENTS TESTING Continued
TESTING THE HEATING ELEMENT
HEATING ELEMENT
ELECTRIC SHOCK HAZARD
REFRIGERATION SEQUENCE OF OPERATION
R-410ASEALED SYSTEM REPAIR CONSIDERATIONS
Refrigeration system under high pressure
R-410ASEALED REFRIGERATION SYSTEM REPAIRS
Refrigerant Charging
EQUIPMENT REQUIRED
EQUIPMENT MUST BE CAPABLE OF
A good understanding of the basic operation of the refrigeration system is essential for the service technician. Without this understanding, accurate troubleshooting of
REFRIGERATION SEQUENCE OF OPERATION
R-410ASEALED REFRIGERATION SYSTEM REPAIRS
Refrigerant Charging
EQUIPMENT REQUIRED
EQUIPMENT MUST BE CAPABLE OF
Method Of Charging / Repairs
BURN HAZARD
FREEZE HAZARD
BURN HAZARD
Undercharged Refrigerant Systems
Overcharged Refrigerant Systems
ELECTRIC SHOCK HAZARD
HIGH PRESSURE HAZARD
Restricted Refrigerant System
Single Phase Connections
Single Phase Running and L.R.A. Test
COMPRESSOR CHECKS
Locked Rotor Voltage L.R.V. Test
Single Phase Resistance Test
GROUND TEST
COMPRESSOR REPLACEMENT
Recommended procedure for compressor replacement
HIGH TEMPERATURES
NOTICE
Available Accessories
Window Installation Kits
FriedrichLink Adapter Accessory
Carbon Filter Kits
How to Remove the Front Cover
Unplug unit
ROUTINE MAINTENANCE
EXCESSIVE WEIGHT HAZARD
BLOWER WHEEL / HOUSING / CONDENSER FAN / SHROUD
NOTICE
ROUTINE MAINTENANCE Continued
NOTICE
This is a warm weather appliance
Condensation is normal
Frosting
Noises
Page
How to Check the Diagnostic Codes
Erasing the Diagnostic Codes
ERROR CODES
Key Sequence
Action
Test Mode
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NOTE: Heater size on the EQ08M11 is: 1.15 KW
ELECTRONIC CONTROLS
COOL ONLY
SQ05N10-A, SQ06N10-A, SQ08N10-A, SQ10N10-A
WIRING DIAGRAM
SCHEMATIC
ELECTRONIC CONTROLS
COOL WITH ELECTRIC HEAT MODELS EQ08M11-A
THERMISTORS’ RESISTANCE VALUES
This Table Applies to All Thermistors
Page
Page
HEAT LOAD FORM
Following is an example using the heat load form
HEATING LOAD FORM FRIEDRICH ROOM UNIT HEAT PUMPS
WINDOWS & DOORS Area, sq. ft
INFILTRATION - WINDOWS & DOORS: AVG
Kühl-Q
Kühl Q-CHASSISUNIT EXPLODED DIAGRAM
Chassis
Kühl-QUnits’ 2012 Parts List
33 27 29 28
Kühl Q-ChassisService Parts List
Addendum
Schedule Table with Energy Saving Values
Pre Programmed Residential Schedule Option
Pre Programmed Commercial Schedule Option
ROOM AIR CONDITIONERS LIMITED WARRANTY
FIRST YEAR
SECOND THROUGH FIFTH YEAR
CUSTOMER SATISFACTION and QUALITY ASSURANCE
FRIEDRICH AUTHORIZED PARTS DEPOTS
AAARefrigeration Service
TECHNICAL SUPPORT CONTACT INFORMATION
FRIEDRICH AIR CONDITIONING CO