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Air Conditioner
Friedrich
2007 service manual Model, YS09L10-A, YS09L10-B
Models:
2007
1
33
36
36
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36 pages
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Hermetic Component Replacement
Maintenance
Problem
Timer
Testing The Electronic Control
Page 33
Image 33
MODEL
YS09L10-A,
YS09L10-B
33
Page 32
Page 34
Page 33
Image 33
Page 32
Page 34
Contents
Timer
Room Air Conditioners
Power
2007
TABLE OF CONTENTS
TYPICAL UNIT COMPONENTS
INTRODUCTION
ROOM AIR CONDITIONERS LIMITED WARRANTY
FIRST YEAR
SECOND THROUGH FIFTH YEAR
ROUTINE MAINTENANCE
S S 08 L
UNIT IDENTIFICATION
RAC Serial Number Identification Guide
Chassis-Q
ELECTRIC SHOCK HAZARD
ELECTRICAL DATA
ELECTRONIC CONTROLS
FUNCTIONAL COMPONENT DEFINITIONS
TESTING THE ELECTRONIC CONTROLS
MECHANICAL COMPONENTS
ELECTRONIC CONTROLS
TESTING THE ELECTRONIC CONTROL
Refrigerant System Components
REFRIGERATION SYSTEM SEQUENCE OF OPERATION
HERMETIC COMPONENT REPLACEMENT cont’d
HERMETIC COMPONENT REPLACEMENT
EQUIPMENT REQUIRED
EQUIPMENT MUST BE CAPABLE OF
METHOD OF CHARGING
REFRIGERANT CHARGING
UNDERCHARGED REFRIGERANT SYSTEMS
REFRIGERANT CHARGING cont’d
NOTE Heat pump refrigeration drawing
OVERCHARGED REFRIGERANT SYSTEMS
RESTRICTED REFRIGERANT SYSTEM
REFRIGERANT CHARGING cont’d
CORRECTIONS
POSSIBLE CAUSES
NORMAL FUNCTION OF VALVE
MALFUNCTION OF VALVE
Problem
Problem
Problem
Possible Cause
Replace fuse, reset breaker. If repeats, check
Overload inoperative. Opens too soon
Sublimation
Heat anticipator resistor shorted on applicable
REFRIGERANT SYSTEM DIAGNOSIS - HEATING
TROUBLESHOOTING CHART - COOLING
ELECTRICAL TROUBLESHOOTING CHART - HEAT PUMP
TROUBLESHOOTING CHART - HEATING
REFRIGERANT SYSTEM DIAGNOSIS - HEATING
HEAT PUMP
MODELS
MODELS
MODELS
SL36L30-A
MODEL
SL28L30-A
MODEL
MODELS
SL36L30-B
EQ08L11-A
MODEL
MODELS
ES12L33-A, ES16L33-A, EM18L34-A, EM24L35-A
EL36L35-A
MODEL
YS09L10-A, YS09L10-B
MODEL
MODELS
YS13L33-A, YM18L34-A
MODELS
YL24L35-A
Post Office Box 1540 San Antonio, Texas
Friedrich Air Conditioning Co
4200 N. Pan Am Expressway San Antonio, Texas
RAC-Svc-07
