530.18-N11Y
General ................................................................................ 1
Inspection............................................................................. 1
Reference ............................................................................ 1
Approvals ............................................................................. 1
Nomenclature....................................................................... 2
Limitations ............................................................................ 3
Location ............................................................................... 3
Clearances ........................................................................... 3
Ductwork .............................................................................. 3
Condensate Drain ................................................................ 4
Compressors........................................................................ 4
Filters ................................................................................... 4
Service Access..................................................................... 4
Thermostat ........................................................................... 5
Econ. / Mot. Damper Rain Hood Accy. (1EH0401).............. 7
Econ. / Power Rain Hood Accy. (1EH0402) ........................ 9
Cooling System.................................................................. 15
Heating Anticipator Setpoints............................................. 16
Pilot Checkout .................................................................... 18
PRODUCT CATEGORY
D = Single Package Air Conditioner
(Air Cooled)
PRODUCT GENERATION
1 = 1st Generation
PRODUCT IDENTIFIER
CG = Gas/Electric
CE = Cooling only or
Electric / Electric
NOMINAL COOLING
CAPACITY
300 = 25 Tons
2
TABLE OF CONTENTS
PRODUCT NOMENCLATURE
D
1
C
G
3
0
FACTORY INSTALLED
HEAT
A = No Heat
N = Natural Gas
E = Electric
MAINTENANCE & TROUBLESHOOTING
Troubleshooting ................................................................. 21
No.
1
2
3
Pipe Sizing ..................................................
4
5
6
Electrical Data - Units With Elec. Heat ......
7
8
9
10
11
12
13
No.
1
2
3
4
5
6
7
8
9
Adjusting Enthalpy Setpoint........................
10
Dimensions and Clearances.......................
Dimensions and Clearances (cont'd) .........
11
12
13
14
15
16
17
Pressure Drop versus Supply Air CFM.......
18
0
N
2
4
0
2
NOMINAL HEATING
OUTPUT CAPACITY
GAS
240 = 240 MBH
320 = 320 MBH
ELECTRIC
018 = 18 KW
036 = 36 KW
054 = 54 KW
072 = 72 KW
TABLES
Description
FIGURES
Description
5
E
C
FACTORY INSTALLED
OPTION CODE
EC = Sing. Input Economizer
DK = Diff. Input Economizer
FD = Sing. Input Economizer
w/Power Exhaust
CF = Diff. Input Economizer
w/Power Exhaust
BG = Motorized Outdoor Air
Damper
VOLTAGE CODE
25 = 208/230-3-60
46 = 460-3-60
58 = 575-3-60
Unitary Products Group
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