UNIT
NOMINAL CAPACITY (Tons)
OPERATING WEIGHT (lb)
REFRIGERANT TYPE
Control (Cooling)
Factory Charge (lb)*
COMPRESSOR TYPE
Model
OUTDOOR FAN
Rpm
Nominal Air Cfm (High Speed)
OUTDOOR COIL
Face Area (sq ft)...No. of Rows
Fins/in.
CONTROLS
High-Pressure (psig)
Cutout
Cut-in
Low-Pressure (psig)
Cutout
Cut-in
Fusible Plug
Control Voltage†
REFRIGERANT LINES
Connection Type
Liquid Line OD (in.)
Vapor Line OD (in.)
Maximum Length (ft)
Maximum Lift (Fan Coil Above Outdoor) (ft)
Maximum Lift (Fan Coil Below Outdoor) (ft)
EXTERNAL FINISH
*See System Piston Guide and Refrigerant Charges tables in Application section on page 21 for proper
charge and piston with each fan coil type. Charge is based on duct-free fan coil requiring smallest
amount of refrigerant and 25 ft of interconnecting line.
†24 v and a minimum of 40 va is provided in the fan coil unit.
SPECIFICATIONS — 538A AND 538C CONDENSING UNITS
538C 009
55.0
EAA090111A
1050
3.5...1
210 F
538C 012
3
⁄
1
4
62.0
Capillary
1.5
1.5
Carlyle Rotary
EBB120111A
Propeller Type
1050
—
—
Copper Tube, Aluminum Fin
3.5...2
18
18
—
—
—
—
—
—
—
—
210 F
115
230
Flare
1
⁄
1
⁄
4
4
⁄
⁄
1
1
2
2
35
35
16
16
30
30
Grey
6
538A 018
1
1
⁄
2
150
R-22
AccuRater Piston at Fan Coil Unit
4.6
Tecumseh
Reciprocating
AW5517G
850
1720
6.1...1.5
15
426 ± 7
320 ± 20
7 ± 3
22 ± 5
210 F
24
Sweat
3
⁄
8
⁄
5
8
200
65
150
Alpine Mist (Beige)
538A 024
2
154
5.3
Copeland
Scroll
ZR23K1
850
1720
6.1...2
15
3
⁄
8
⁄
5
8
200
65
150