Name: Amana AVXC20 Series
Brand: Amana
Rating: 4 (1 reviews)

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SERVICING

SET THERMOSTAT TO ADJUST INDOOR AIRFLOW

PROFILE, COOL ON DELAY

AND COOL OFF

DELAY

1. Please follow the sequence 1. to .6 of SET THERMOSTAT TO ADJUST

INDOOR AIR CFM TRIM.

2. Select COOL AIRFLOW PROFILE, COOL ON DELAY or COOL

OFF DELAY. Check the installation manual of the indoor

unit for more details.

3. Once COOL AIRFLOW PROFILE, COOL ON DELAY or COOL

OFF DELAY is set, navigate to HOME screen.

Table of Contents2
Important Information3
Product Identification4
Accessories5
Capacitor7
Replacing the Board10
System Operation11
Cooling Analysis Chart13
Checking Voltage15
Checking Wiring15
Checking Thermostat and Wiring15
S-3A Thermostat and Wiring15
S-3E Ctk0*** Comfortnet16
Tm Thermostat16
System Start - up Test17
Set Thermostat to Charge Mode20
Set Thermostat to Adjust Maximum Compressor Speed23
Set Thermostat to Adjust Indoor Air Cfm Trim25
Set Thermostat to Adjust Indoor Airflow Profile, Cool on Delay and Cool off Delay28
Set Thermostat to Equip Test29
Set 7-Segment Moded29
Set Thermostat to Pump down31
Servicing33
Checking Transformer and Control Circuit33
Checking High Pressure Control33
Checking Low Pressure Sensor33
S-15A Resistance Check34
S-15B Capacitance Check34
Set Thermostat to Check System Status35
Checking Compressor35
S-17A Resistance Test35
S-17B Ground Test36
Testing Temperature Sensors36
S-40A Avpvc Heater Control37
Checking Heater Limit Control(S)38
Checking Heater Elements38
Electric Heater (Optional Item)38
S-61A Checking Heater Limit Control(S)39
S-61B Checking Heater Fuse Link39
(Optional Electric Heaters)39
Refrigeration Repair Practice39
Leak Testing (Nitrogen or Nitrogen-Traced)40
Evacuation40
Charging41
Checking Compressor Efficiency42
S-105B Thermostatic Expansion Valve42
Overfeeding42
Underfeeding42
Superheat42
Checking Expansion Valve Operation43
Checking Subcooling46
Non-Condensables46
Compressor Burnout46
Refrigerant Piping46
Duct Static Pressures And/Or Static Pressure Drop Across Coils50
Air Handler External Static50
Coil Static Pressure Drop51
Setting the Mode Display62
Fault Code (Lates T)62
Fault Code (2Nd)70
Fault Code (3Rd)70
Fault Code (4Th)70
Fault Code (5Th)70
Pressure Sensor70
Thermistor Resistance74
Temperature Characteristics74
Wiring Diagram75

Brand	Amana
Model	AVXC20 Series
Category	Air Conditioner
Language	English

Amana AVXC20 Series User Manual

Table of Contents

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Amana AVXC20 Series Specifications

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