TECHNICAL SUPPORT MANUAL
Split System Heat Pump: N4H3
2
428 04 5102 01
OUTDOOR UNIT MODEL NUMBER IDENTIFICATION GUIDE (single phase)
Digit Position:
1
2
3
4
5, 6
7
8
9
10
11
12
Example Part Number:
N
4
H
3
18
G
K
E
1
0
0
Product Family
4 = R--410A
REFRIGERANT
A = Air Conditioner
H = Heat Pump
TYPE
3 = 13 SEER
4 = 14 SEER
5 = 15 SEER
NOMINAL EFFICIENCY
18 = 18,000 BTUH = 1
½
tons
24 = 24,000 BTUH = 2 tons
30 = 30,000 BTUH = 2
½
tons
36 = 36,000 BTUH = 3 tons
42 = 42,000 BTUH = 3
½
tons
48 = 48,000 BTUH = 4 tons
60 = 60,000 BTUH = 5 tons
NOMINAL CAPACITY
A = Standard Grille
G = Coil Guard Grille
C = Coastal
FEATURES
K = 208/230--1--60
VOLTAGE
Sales Code
Engineering Revision
Extra Digit
Extra Digit
ACCESSORIES PART NUMBER IDENTIFICATION GUIDE
Digit Position:
1
2
3
4
5
6, 7
8, 9
10, 11
Example Part Number:
N
A
S
A
0
0 1
01
C H
N = Non--Branded
BRANDING
A = Accessory
PRODUCT GROUP
S = Split System (AC & HP)
KIT USAGE
A = Original
B = 2nd Generation
MAJOR SERIES
0 = Generic or Not Applicable
2 = R--22
4 = R--410A
REFRIGERANT
Product Identifier Number
Package Quantity
Type of Kit(Example: CH = Crankcase Heater)
