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Table 4C — Physical Data — 38HDS Condensing Units
UNIT 38HDS
024
048
NOMINAL CAPACITY (Tons)
2
4
OPERATING WEIGHT (lb)
159
292
REFRIGERANT TYPE
R-22
Control (Cooling)
TXV in Condensing Unit
Factory Charge (lb)*
Circuit A
5.0
5.5
Circuit B
—
5.5
COMPRESSOR TYPE
Copeland
Scroll
Quantity...Model
1...ZR23K1
2...ZR49K3
Oil (Recharge) (oz)
25
53
OUTDOOR FAN
Propeller, Direct Drive
Rpm
850
850
Diameter (in.)...No. of Blades
18...3
24...3
Pitch (Degrees)
27
24
Motor Hp
1
⁄
8
1
⁄
4
Nominal Air Cfm
1720
3900
OUTDOOR COIL
Copper Tube, Aluminum Fin
Face Area (sq ft)...No. of Rows
6.1...2
12.3...2
Fins/in.
15
15
CONTROLS
High-Pressure (psig)
Cut-in
320 ± 20
Cutout
426 ± 7
Low-Pressure (psig)
Cut-in
22 ± 5
Cutout
7 ± 3
Fusible Plug
210 F
Control Voltage
24
REFRIGERANT LINES
Connection Type
Sweat
Vapor Supply Line Quantity...OD (in.)
2...
3
⁄
8
4...
3
⁄
8
Vapor Return Line Quantity...OD (in.)
2...
5
⁄
8
4...
5
⁄
8
Maximum Length (ft)
50
50
Maximum Lift Fan Coil (Above Outdoor) (ft)
30†
30†
Maximum Lift Fan Coil (Below Outdoor) (ft)
30†
30†
EXTERNAL FINISH
Alpine Mist (Beige)
LEGEND
TXV — Thermostatic Expansion Valve
*Charge is based on 25 ft of interconnecting line.
†Maximum system lift is 30 ft between lowest system component and highest system component.
Table 4D — Physical Data — 40QNB High Wall Fan Coil Units
UNIT 40QNB
018*
024*
NOMINAL CAPACITY (Tons)
1
1
⁄
2
2
NOMINAL SIZE (Btuh)
18,000
24,000
OPERATING WEIGHT (lb)
38.5
42.9
MOISTURE REMOVAL RATE (Pints/Hr)
5.6
6.3
FINISH
White
REFRIGERANT
R-22
Control (Cooling)
AccuRater
T
Metering Device
System Charge Required (lb)†
4.6
5.3
INDOOR FAN
Direct Drive Centrifugal
Rpm...Cfm High
1120...550
1470...570
Rpm...Cfm Medium
1050...500
1370...466
Rpm...Cfm Low
950...450
1270...417
Motor Watts
44
49
Blowers — No. ...Size (in.)
2...3.94 x 17.8
2...3.94 x 17.8
INDOOR COIL
Copper Tube, Aluminum Fin
Face Area (sq ft)
2.56
2.56
No. of Rows
2
3
Fins/in.
15.9
18.1
Circuits
2
3
FILTERS
Cleanable
(Quantity) Size (in.)
(3) 11
1
⁄
2
x 17
3
⁄
4
AIRSWEEP
Horizontal
Manual
Vertical
Automatic
CONTROLS
Integrated Microprocessor
Remote Controller
Wireless
Freeze Protection
Yes
Auto. Restart
Yes
Diagnostics
Yes
Timer Mode
24-Hour Startup/Shutdown Type
Test Mode
Yes
Dehumidification Mode
Yes
Fan Mode
High/Medium/Low/Auto.
Control Voltage
24 v
REFRIGERANT LINES
Connection Type
Male Flare
Liquid Line OD (in.)
3
⁄
8
3
⁄
8
Vapor Line OD (in.)
5
⁄
8
5
⁄
8
CONDENSATE DRAIN CONNECTION (in.)
5
⁄
8
OD,
7
⁄
16
ID
*Units may only be matched with 38HDC, 38HDL and 38HDS outdoor units.
†Full factory charge shipped in outdoor unit. Charge shown is for smallest system combination and is determined based on 25 ft of line.
8