York ZK-A4 Manuals

Manuals and User Guides for York ZK-A4. We have 1 York ZK-A4 manual available for free PDF download: Installation Manual

York ZK-A4 Installation Manual (70 pages)

Brand: York | Category: Air Conditioner | Size: 2.55 MB

Table of Contents
1
General
2
Installation
5
Preceding Installation
5
Unit Shipping Bracket
5
Condenser Covering
5
Compressor Section
5
Limitations
6
ZK Component Location (ZK-A3 Shown)
6
Location
7
Rigging and Handling
7
ZK-A3 Thru -A5 Unit Limitations
7
Weights and Dimensions
8
ZK-A3 Thru -A5 Unit Accessory Weights
8
Unit 4 Point Load Weight
8
Unit 6 Point Load Weight
8
Center of Gravity
8
ZK-A3 Physical Dimensions
9
ZK-A4 Thru -A5 Physical Dimensions
10
ZK-A3 Thru -A5 Unit Physical Dimensions
11
ZK-A3 Thru -A5 Unit Clearances
11
ZK-A3 Thru -A5 Unit Bottom Duct Openings
12
Side Duct Dimensions
13
ZK-A3 Thru -A5 Unit Electrical Entry
13
ZK-A3 Thru -A5 Unit Side Duct Openings
13
Left/End Duct Dimensions
14
ZK-A3 Thru -A5 Unit Left/End Duct Opening
14
ZK-A3 Thru -A5 Roof Curb
14
Ductwork
15
ZK-A3 Thru -A5 Transition Roof Curb
15
Side Duct Connection
15
Side Panels
16
Condensate Drain
16
Compressors
16
Return Panel in Place for Side Duct Conversion
16
Supply Panel in Place for Side Duct Conversion
16
Save Side Panels for Economizer Hood Tops
16
Filters
17
Power and Control Wiring
17
Field Wiring Disconnect
18
Control Wire Sizes
19
Typical Low Voltage Field Wiring
19
Electrical Data
20
Physical Data
24
Optional Electric Heat
27
Electric Heat Minimum Supply Air
27
Optional Gas Heat
28
Gas Pipe Sizing - Capacity of Pipe
28
Side Entry Gas Piping
28
Bottom Entry Gas Piping
28
Gas Heat Minimum Supply Air
29
Options/Accessories
30
Economizer Sequences
31
Dry Bulb Changeover
31
Single Enthalpy Changeover
31
Dual Enthalpy Changeover
31
Auto
31
Free Cooling Operation
31
Power Exhaust
32
Smart Equipment™ Economizer Board Details
33
SE-ECO1001-0 Economizer Controller
33
Supply Air Limitations
36
Belt Adjustment
36
Altitude/Temperature Correction Factors
38
ZK-A3 Thru -A5 Side Duct Application
40
Airflow Performance
40
ZK-A3 Thru -A5 Bottom Duct Application
41
Air Balance
42
Checking Air Quantity
42
RPM Selection
42
Indoor Blower Specifications
42
Power Exhaust Specifications
42
Dry Coil Delta P
43
Motor Sheave Datum Diameters
44
Additional Static Resistance
45
Operation
46
Cooling Sequence of Operation
46
Cooling Operation Errors
46
Reheat Mode Sequence of Operation
48
Reheat Operation Piping Schematic
48
Cooling Operation Piping Schematic
48
Electric Heating Sequence of Operations
49
Electric Heat Operation Errors
49
Electric Heat Limit Setting
49
Electric Heat Anticipator Setpoints
49
Gas Heating Sequence of Operations
50
Gas Heating Operation Errors
50
Start-Up (Cooling)
51
Gas Heat Anticipator Setpoints
51
Start-Up (Gas Heat)
52
Checking Gas Heat Input
52
Gas Rate Cubic Feet Per Hour
53
Gas Heat Stages
54
Charging the Unit
55
Control Board Navigation Components
55
Typical Flame
55
Typical Two Stage Gas Valve
55
Typical Single Stage Gas Valve
55
Smart Equipment™ UCB Details
56
Unit Control Board
56
Cable for FC Buses and SA Buses in Order of Preference . 61 31 Flash Codes for the Gas Heat Ignition Control Board
62
ZK-A3 Charging Table
63
ZK-A4 Charging Table
63
ZK-A5 Charging Table
64
Start-Up Sheet
65

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York ZK-A4 Installation Manual (70 pages)

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