
4
DATA SUBJECTTO CHANGEWITHOUT NOTICE
PRODUCT DATA
American Standard Inc., Tyler, TX 75711-9010
Product/Service/Parts
Minor Design Modifications
Secondary Functions
Voltage/Power Supply
1 - 200-230 Volts 1 Phase
3 - 208-230 Volts 3 Phase
4 - 460 Volts 3 Phase
Major Design Modification
1234*56789101112
7A0042A100A0
Model Number
Description
Outdoor Product Type
Split Cooling - 7A, 7B, 7C
Split Heat Pump - 6H, 6C
Efficiency
0 - 10 SEER
1 - 11 SEER
2 - 12 SEER
4 - 14 SEER
Primary Capacity
Example: 042 = 42 MBTUH = 4 Tons
OPTIONAL EQUIPMENT
OPTIONAL EQUIPMENT FOR CONDENSING UNITS (Check mark [✓✓
✓✓
✓] indicates accessories included).
Indoor Thermostats — Prog. Electronic Setback 3 Heating/2 Cooling...................................................................................ASYSTAT620 [ ]
Prog. Electronic Setback 1 Heating/1 Cooling...................................................................................ASYSTAT621 [ ]
Cooling Only with Fan Switch ............................................................................................................ASYSTAT603 [ ]
Heating/Cooling — Vertical ................................................................................................................ASYSTAT604 [ ]
Heating/Cooling — Horizontal............................................................................................................ASYSTAT605 [ ]
Manual 2 Heating/1 Cooling...............................................................................................................ASYSTAT606 [ ]
Thermostat Locking Cover................................................................................................................... BAY28X190 [ ]
Outdoor Thermostat ............................................................................................................................................................... TAYSTAT250A [ ]
Evaporator Defrost Control .......................................................................................................................................................... AY28X079 [ ]
Indoor Fan Delay Relay Kit ........................................................................................................................................................ BAY24X045 [ ]
Humidistat.................................................................................................................................................................................ASYSTAT625 [ ]
5 Minute Delay Relay1......................................................................................................................................................... TAYASCT501A [ ]
Quick Start Kit (7A0018,024,036,042A) .............................................................................................................................. BAYKSKT250A [ ]
Quick Start Kit (7A0048-60B) .............................................................................................................................................. BAYKSKT252A [ ]
Rubber Isolators ........................................................................................................................................................................ BAYISLT100 [ ]
Crankcase Heater Kit (7A0048B)2..................................................................................................................................... BAYCCHT200A [ ]
Crankcase Heater Kit (7A0060B)2..................................................................................................................................... BAYCCHT201A [ ]
1
Do not use with programmable thermostats.
2
When field inner connecting lines exceed 60 linear ft.of length consult refrigerant piping software (Pub.No. 12-3312-01).
BRAZEDTUBING REFRIGERANT LINE SETS (All Suction Lines are Insulated.)
5/8" ODM (90° bend, one end), 5/8" & 1/4" tubing ............................................................................................................. TAYREFLN1__* [ ]
3/4" ODM (90° bend, one end), 3/4" & 5/16" tubing ........................................................................................................... TAYREFLN2__* [ ]
7/8" ODM (90° bend, one end), 7/8" & 3/8" tubing ............................................................................................................. TAYREFLN3__* [ ]
1-1/8" ODM (90° bend, one end), 1-1/8" & 3/8" tubing....................................................................................................... TAYREFLN4__* [ ]
*Line lengths: 15, 20, 25, 30, 40 & 50 ft.Insert desired line length in catalog number at right for the complete number.
Example:TAYREFLN220.
LOW OUTDOOR AMBIENT COOLING
Low Ambient As Evaporator
Cooling Manufactured Defrost Control
FCCV Accutron 55°F 40°F
Thermal Expansion Valve (TXV) 45°F 30°F