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Y34
York Y34 User Manual
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246653-YTG-E-0108
Johnson Controls Unitary Products
83
FIGURE 31 -
BOTT
OM RETURN, FRONT
& REAR SUPPL
Y
FRONT SUPPL
Y
: FOR COOLING ONL
Y
APPLICA
TIONS
REAR SUPPL
Y
: FOR COOLING ONL
Y OR GAS HEA
T
APPLICA
TIONS
DET
AIL
B
(ELECTRICAL
CONNECTION)
BASE RAIL
RETURN AIR
SUPPL
Y AIR
240"
38.59"
83"
4.5"
4.5"
64"
92"
80.93"
SEE
DET
AIL
A
100.10"
128.50"
SEE
DET
AIL
C
SEE
DET
AIL
B
26"
55"
75.6"
OPEN
8.15"
3.625"
6.46"
12"
MIN
3-1/16"
2-1/2"
3-5/8"
6.46"
FRONT
FRONT
FRONT
REAR
REAR
LEFT SIDE
LEFT SIDE
REAR
RIGHT SIDE
RIGHT
SIDE
28”
2-1/2”
DIA. HOLES
TO GAS V
AL
VE
MANIFOLD
7”
1-1/4” NPT
11
”
DET
AIL
C
(GAS CONNECTION
THROUGH CURB)
1-1/2" FPT
DET
AIL
A
(DRAIN CONNECTION)
BASE RAIL
4-5/8”
82
84
Table of Contents
General
1
Featuring
1
Millennium Simplicity® Elite™ Features
1
Table of Contents
2
Overview
5
Features and Benefits
5
Installation Features
6
Construction Features
7
List of Features and Benefits
8
Standard Features
8
Factory Installed Options
8
Field Installed Accessories
8
Nomenclature
9
General Physical Data
10
Selection Procedure
11
Select Unit
11
Select Fan Speed and Horsepower Requirements of Supply Air Fan
11
Size Overcurrent Protection Device and Determine Circuit Ampacity
11
Refrigerant Charge
11
Standard Gas Heating Capacities
12
Temperature Rise
12
Minimum Heating Cfm
12
Modulating Gas Heating Capacities
12
Modulating Heat
13
Electric Heating Capacities
13
Hot Water Heating
14
Physical Data Hot Water Coil - 1 Row
14
Piping Connections
14
Water Pressure Drop (1 Row, 25 & 30 Ton)
14
Static Resistance Hot Water Coil
14
(25 & 30 Ton)
14
Hot Water Coil (1 Row, 25 & 30 Ton)
14
Hot Water Piping Cross-Section
15
Static Resistance Hot Water Coil
15
(1 Row, 40 Ton)
15
Hot Water Coil (1 Row 40 Ton)
15
Hot Water Coil - 25 & 30 Ton, 1 Row, at 10 Gpm
16
Hot Water Coil - 25 & 30 Ton, 1 Row, at 20 Gpm
16
Hot Water Coil - 25 & 30 Ton, 1 Row, at 30 Gpm
17
Hot Water Coil - 25 & 30 Ton, 1 Row, at 40 Gpm
17
Hot Water Coil - 40 Ton, 1 Row, at 10 Gpm
18
Hot Water Coil - 40 Ton, 1 Row, at 20 Gpm
18
Hot Water Coil - 40 Ton, 1 Row, at 30 Gpm
19
Hot Water Coil - 40 Ton, 1 Row, at 40 Gpm
19
Physical Data Hot Water Coil - 2 Row
20
Water Pressure Drop
20
30 Ton)
20
Static Resistance Hot Water Coil
20
(25 & 30 Ton)
20
Hot Water Coil (2 Row, 25 & 30 Ton)
20
Hot Water Coil (2 Rows, 40 Ton)
20
(40 Ton)
20
Hot Water Coil - 25 & 30 Ton, 2 Row, at 20 Gpm
21
Hot Water Coil - 25 & 30 Ton, 2 Row, at 40 Gpm
21
Hot Water Coil - 25 & 30 Ton, 2 Row, at 60 Gpm
22
Hot Water Coil - 25 & 30 Ton, 2 Row, at 80 Gpm
22
Hot Water Coil - 40 Ton, 2 Row, at 20 Gpm
23
Hot Water Coil - 40 Ton, 2 Row, at 40 Gpm
23
Hot Water Coil - 40 Ton, 2 Row, at 60 Gpm
24
Hot Water Coil - 40 Ton, 2 Row, at 80 Gpm
24
Ytg-E
24
Steam Heating
25
Physical Data Steam Coil - 1 Row
25
Piping Connections
25
Steam Piping Cross Section
25
Steam Coil (1 Row, 25 & 30 Ton)
25
Static Resistance Steam Coil
25
(1 Row, 25 & 30 Ton)
25
Steam Coil (1 Row, 40 Ton)
25
(1 Row, 40 Ton)
25
Steam Coil - 25 & 30 Ton, 1 Row
26
Steam Coil - 40 Ton, 1 Row
26
Exhaust Fan Drive Data
27
Supply Fan Motor and Drive Data
27
Supply Air Drive Adjustment
28
25 Ton Drive Adjustment
29
Drive Adjustment for Power Exhaust - 25 Ton
30
Drive Adjustment for Power Exhaust - 30 & 40 Ton
30
Cooling Performance 25 Ton
31
Cooling Performance 30 Ton Standard
32
Capacity Coil
32
Cooling Performance 30 Ton High Capacity Coil
35
Cooling Performance 40 Ton Standard Capacity Coil
38
Cooling Performance 40 Ton High Capacity Coil
41
Cfm, Static Pressure, and Power - Altitude and Temperature Corrections
44
Altitude Correction Factors
44
Altitude/Temperature Conversion
45
Factor
45
Fan Performance - 25 Ton
46
Fan Performance - 25 Ton
47
Fan Performance - 30 Ton
48
Fan Performance - 30 Ton
49
Fan Performance - 40 Ton
50
Fan Performance - 40 Ton
51
Fan Performance - 25 & 30 Ton Airfoil
52
Fan Performance - 40 Ton Airfoil
54
Component Static Resistance
56
Power Exhaust - One Forward Curved Fan 25 Ton
57
Power Exhaust - One Forward Curve
58
Tons
58
Power Exhaust - Two Forward Curved Fans - 30 & 40 Ton
59
Power Exhaust - Two Forward Curved Fans - 30 & 40 Tons
60
Electrical Data 25 Ton Basic Unit R22
61
Electrical Data 30 Ton Basic Unit R22
61
Electrical Data 40 Ton Basic Unit R22
62
Electrical Data 25 Ton with Electric Heat R22
63
Electrical Data 30 Ton with Electric Heat R22
64
Electrical Data 40 Ton with Electric Heat R22
65
Electrical Data 25 Ton with Power
66
Exhaust R22
66
Electrical Data 30 Ton with Power
67
Exhaust R22
67
Electrical Data 40 Ton with Power
68
Exhaust R22
68
Electrical Data 25 Ton with Electric Heat and Power Exhaust R22
69
Electrical Data 30 Ton with Electric Heat and Power Exhaust R22
72
Electrical Data 40 Ton with Electric Heat and Power Exhaust R22
75
Center of Gravity
78
Unit Weights
78
Supply Fan Motor Vfd Weights
78
Exhaust Fan Motor Vfd Weights
78
Unit Center of Gravity
78
Unit Cornerweight
79
Indoor Sound Power Rating
79
Attenuation Factors
79
Outdoor Sound Power Rating
79
Component Location
80
End Return, Bottom Supply
81
Bottom Supply and Return
82
Bottom Return, Front & Rear Supply
83
End Return, Front & Rear Supply
84
Millennium Overhead View
85
Millennium Major Component Layout
85
Millennium Cabinet Door Configuration
86
Clearances - Hood/Economizer & Motor Drive - Side
87
Clearances - Hood/Economizer & Motor Drive - Front & End
87
Partial Roof Curb Model 1Rc0455P
88
Guide Specifications - York Millennium 25, 30, & 40 Ton Units
89
General
89
Description
89
Construction
89
Base
89
Casing
89
Supply Air System
89
Supply Air Fan
89
Optional
89
Bearings and Drives
89
Air Filtering System
90
Optional
90
Air Inlet System
90
General
90
Economizer (Optional)
90
Relief System (Optional)
90
Barometric Relief (Optional)
90
Exhaust Air Fans (Optional)
90
Energy Recovery Ventilation (Field Installed Option)
90
Heating System (Optional)
90
Electric Heating Section
91
Hot Water Heating Coil
91
Steam Heating Coil
91
Refrigeration System
91
Evaporator Coils
91
Compressors
92
Condenser Coils
92
Condenser Fans and Motors
92
Refrigerant Piping
92
Hot Gas Bypass (Optional on CV; Standard on Vav)
92
Controls
92
General Description
92
Compressor Control
92
Fan Control
92
Equipment Control Features
93
Comfort Control Features
93
Optional Communication Translator
94
Overview
94
Optional Control
95
York Commercial Comfort System (Yccs)
95
Available Accessories
95
Partial Perimeter Roof Curbs
95
Burglar Bars
95
Field Installed Barometric Relief
95
Programmable Thermostat, with or Without Remote Sensor (Required for Constant Volume Units)
95
Remote Wall Mounted Temperature Sensors
95
Dirty Filter Switch
95
Propane Conversion Kits
95
4
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York Y34 Specifications
General
Brand
York
Model
Y34
Category
Air Conditioner
Language
English
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