2 YORK INTERNATIONAL
TABLE OF CONTENTS
GENERAL INFORMATION .............................................................................. 2
NOMENCLATURE ........................................................................................... 3
OPERATIONAL LIMITATIONS .......................................................................... 7
DIMENSIONS ................................................................................................. 8
PHYSICAL DATA ............................................................................................ 9
ELECTRICAL DATA......................................................................................... 10
INSTALLATION ................................................................................................ 13
WIRING DIAGRAM ......................................................................................... 17
UNIT CONTROLS AND OPERATION............................................................... 23
COMPRESSOR CAPACITY CONTROL........................................................... 68
SYSTEM START-UP AND OPERATION .......................................................... 70
PREVENTATIVE MAINTENANCE ................................................................... 74
OPTIONS ........................................................................................................ 75
TROUBLESHOOTING CHART ......................................................................... 87
GENERAL DESCRIPTION
These packaged liquid chillers are completely self-con-
tained outdoor units shipped ready for final job installa-
tion requiring only liquid connections, power and control
wiring. They are designed primarily for central station air
conditioning applications with normal installations being
on roof-tops or on ground level beside the building.
CODE STATUS
The units are designed in accordance with UL (200,230,
460-3-60), N.E.C., ASHRAE/ANSI STANDARD 15, and
ASME Codes ARI 590.
GENERAL INFORMATION
YEAJ 54HT8 46PA*
YORK S = Special
* = Blank if not used
Chiller
Design Level
Air Cooled
Type Start
Compressor Type (J or Z) P = Part Wind
System #1Compressor Code Voltage Code:
4, 5, 6, 7, 8 (See PHYSICAL DATA) 17 = 200-3-60
28 = 230-3-60
System #2 Compressor Code 40 = 380-3-60
4, 5, 6, 7, 8 (See PHYSICAL DATA) 46 = 460-3-60
50 = 380/415-3-50
Cooler Code: 58 = 575-3-60
D, E, H, M 64 = 346-3-50
Fan Code:
8
Condenser Code:
R, S, T
UNIT NOMENCLATURE
The model number denotes the following characteristics of the unit: