York YCAZ88EE8 User manual

INSTALL., OPER., MAINT. Supersedes: See Back Page Form 150.60-NM3 (595)
RecipPak LIQUID CHILLERS
AIR COOLED - RECIPROCATING HERMETIC
60 HZ MODELS
YCAZ88EE8, YCAJ44HE8, YCAJ54HE8,
YCAJ55HE8, YCAJ65HE8
STYLE A*
26174A
*With EPROM 031-01096-001 (Standard, Brine & Metric Models, Combined)
SHOWN WITH OPTIONAL
SINGLE POINT POWER CONNECTION
fi
M
A
N
U
F
A
C
T
U
R
E
R
C
E
R
T
I
F
I
E
D
T
O
A
R
I
A
S
C
O
M
P
L
Y
I
N
G
W
I
T
H
A
R
I
S
T
A
N
D
A
R
D
5
9
0
C
E
R
T
I
F
I
C
A
T
I
O
N
S
E
C
T
I
O
N
S
O
F
C
E
N
T
R
I
F
U
G
A
L
A
N
D
R
O
T
A
R
Y
S
C
R
E
W
W
A
T
E
R
C
H
I
L
L
I
N
G
P
A
C
K
A
G
E
S
200, 230, 460-3-60

2YORK INTERNATIONAL
TABLE OF CONTENTS
GENERAL INFORMATION
GENERAL INFORMATION .................................................................................... 2
NOMENCLATURE ................................................................................................. 3
OPERATIONAL LIMITATIONS ............................................................................... 7
DIMENSIONS ........................................................................................................ 8
PHYSICAL DATA .................................................................................................. 9
ELECTRICAL DATA ............................................................................................ 10
INSTALLATION .................................................................................................... 12
WIRING DIAGRAM .............................................................................................. 16
UNIT CONTROLS AND OPERATION ................................................................... 22
COMPRESSOR CAPACITY CONTROL ............................................................... 67
SYSTEM START-UP AND OPERATION.............................................................. 69
PREVENTATIVE MAINTENANCE ....................................................................... 72
OPTIONS ............................................................................................................ 74
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 U.L. (200,
230, 460-3-60), N.E.C., ASHRAE/ANSI STANDARD 15,
and ASME Codes ARI 590.

FORM 150.60-NM3
3
YORK INTERNATIONAL
UNIT NOMENCLATURE
The model number denotes the following characteristics of the unit:
Y C A J 5 4 H E 8 46 P A *
YORK
Chiller
Air Cooled
Compressor Type (J or Z)
System #1 Compressor Code:
4, 5, 6, 7, 8 (See PHYSICAL DATA)
System #2 Compressor Code:
4, 5, 6, 7, 8 (See PHYSICAL DATA)
Cooler Code:
E, H
Condenser Code:
E
S = Special
* = Blank if not used
Design Level
Type Start:
P = Part Wind
Voltage Code:
17 = 200-3-60
28 = 230-3-60
40 = 380-3-60
46 = 460-3-60
50 = 380/415-3-50
58 = 575-3-60
64 = 346-3-50
Fan Code:
8
Compressor Series
Compressor Style
No. of Active Cylinders (4, 6, & 8)
Stroke (3, 4)
Steps of unloading
Motor Size (M, N, P, Q, S, T, V)
Voltage Code: 17 = 200-3-60
28 = 230-3-60
40 = 380-3-60
46 = 460-3-60
50 = 380/415-3-50
58 = 575-3-60
64 = 346-3-50
Motor Manufacturer
(A = A.O. Smith, L = Leroy Somer)
J G 4 3 1 M -17 S
Compressor Series
No. of Active Cylinders (4, 6)
Displacement
No. of Steps of Unloading (0, 1, 2)
Style (B)
Motor Size Code
Electrical Voltage Code
Motor Vendor: L = Leroy Somer
S = A. O. Smith
Z 6 W 2 B - E 46 S
COMPRESSOR NOMENCLATURE
Z MODELS
J MODELS

4YORK INTERNATIONAL
FIG. 1  UNIT COMPONENTS
LD02159
26175A
COOLER
OUTLET
CONDENSER
FANS
SHIPPING
BRACE
COOLER
INLET
COOLER, HEATER
& THERMOSTAT
26174A
UNIT DATA PLATE
(SIDE OF PANEL)
MICROPANEL
CONDENSER
FANS CONDENSER COIL(S)
POWER
PANEL
COMPRESSOR #2
COMPRESSOR #1
OPTIONAL SINGLE
POINT POWER CONNECT
COMPRESSOR
POWER SUPPLY
COOLER
SYSTEM #2
SIGHT
GLASS
TX
VALVE
>
SIGHT
GLASS
TXV
SYSTEM #1
>
25212A
25211A
SYSTEM #2
SOLENOID
VALVE
SYSTEM #1
LIQUID STOP
VALVE
SYSTEM #2
LIQUID STOP
VALVE
SYSTEM #2
FILTER/DRIER
SYSTEM #1
FILTER/DRIER

FORM 150.60-NM3
5
YORK INTERNATIONAL
OPTIONAL
SINGLE POINT
POWER
CONNECTION
26068A
26069A
FIG. 1  UNIT COMPONENTS (Contd)
INTERIOR VIEW
POWER
PANEL
SINGLE POINT
CONNECTION
TERMINALS
GROUND
LUGS