![background image](http://html1.mh-extra.com/html/york/ycd18-thru-60/ycd18-thru-60_technical-manual_3541763002.webp)
5495504-YTG-B-0518
2
Johnson Controls Unitary Products
LIST OF SECTIONS
DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
PHYSICAL AND ELECTRICAL DATA . . . . . . . . . . . . . . . . . . . . . . . 3
DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
COOLING CAPACITY - With Air Handler Coils . . . . . . . . . . . . . . . 5
COOLING CAPACITY - Upflow, Downflow &
Horizontal Furnaces and Coils (Coil Only Ratings) . . . . . . . . . . . 9
COOLING CAPACITY - With High Efficiency Motor Furnaces . . 11
APPLICATIONS AND ACCESSORIES . . . . . . . . . . . . . . . . . . . . . 37
SOUND POWER RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
MECHANICAL SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . 38
TYPICAL INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
TYPICAL FIELD WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
ALTERNATIVE INSTALLATION CLEARANCES . . . . . . . . . . . . . . 40
PERFORMANCE DATA - 1.5 TON . . . . . . . . . . . . . . . . . . . . . . . . . 41
PERFORMANCE DATA - 2 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 44
PERFORMANCE DATA - 2.5 TON . . . . . . . . . . . . . . . . . . . . . . . . . 48
PERFORMANCE DATA - 3 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 52
PERFORMANCE DATA - 3.5 TON . . . . . . . . . . . . . . . . . . . . . . . . . 56
PERFORMANCE DATA - 4 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 60
PERFORMANCE DATA - 5 TON . . . . . . . . . . . . . . . . . . . . . . . . . . 64
NOMENCLATURE
BRAND
Y
Y
= York
PRODUCT TYPE
C
C
= Air Conditioner
NOMINAL
SERIES EFFICIENCY
AND STAGING
D
D
= 13 SEER / 1-Stage
(US Northern Region)
NOMINAL
UNIT CAPACITY
(MBH)
36
18
= 1.5 Ton
42
= 3.5 Ton
24
= 2 Ton
48
= 4 Ton
30
= 2.5 Ton
60
= 5 Ton
36
= 3 Ton
REFRIGERANT
B
B
= R-410A
VOLTAGE
(Voltage-Phase-Hertz)
2
2
= 208/230-1-60
GENERATION
(MAJOR REVISION)
1
1
= 1st Gen
2
= 2nd Gen
etc
FACTORY OPTION
S
S
= Standard (No Options)
H
= Hard Start Kit
STYLE LETTER
(MINOR REVISION)
NOT USED
FOR ORDERING
A
A
= Style A
B
= Style B
etc