Johnson Controls Unitary Products ZS-20 Manuals

Manuals and User Guides for Johnson Controls Unitary Products ZS-20. We have 1 Johnson Controls Unitary Products ZS-20 manual available for free PDF download: Installation Manual

Johnson Controls Unitary Products ZS-20 Installation Manual (71 pages)

Brand: Johnson Controls Unitary Products | Category: Air Conditioner | Size: 1 MB

Table of Contents
1
General
2
Installation
5
Limitations
5
Thru -25 Unit Limitations
6
Thru -25 Component Location
6
Location
7
Rigging and Handling
7
Weights and Dimensions
8
Unit 4 Point Load Weight
8
Unit 6 Point Load Weight
8
Center of Gravity
8
Thru -25 Unit Accessory Weights
9
Utilities Entry
9
Supply Fan VFD Weights, in Lbs
9
Thru -25 Unit Dimensions Front View
9
Thru -25 Unit Dimensions Rear View
10
Thru -25 Unit Clearances
11
Thru -25 Unit Dimensions Rain Hood
11
Ductwork
12
Roof Curb
12
Thru -25 Roof Curb
12
Condensate Drain
13
Compressors
13
Fixed Outdoor Air Damper
13
Filters
14
Power and Control Wiring
14
Control Wire Sizes
15
Field Wiring Disconnect - Cooling Unit With/Without Electric Heat
15
Typical Field Wiring 24 Volt Thermostat
16
Electrical Data
17
Thru -25 Physical Data
26
Optional Electric Heat
27
Electric Heat Minimum Supply Air
27
Optional Gas Heat
28
Gas Application Data
28
Gas Pipe Sizing - Capacity of Pipe
28
Gas Heat Minimum Supply Air
28
External Supply Connection External Shut-Off
28
Bottom Supply Connection External Shut-Off
28
Options/Accessories
30
Economizer Sequences
30
Dry Bulb Changeover
30
Single Enthalpy Changeover
30
Vent and Combustion Air Hood
30
Dual Enthalpy Changeover
31
Auto
31
Free Cooling Operation
31
Power Exhaust
31
Setpoints
31
Inputs
31
Outputs
31
Operation
31
Simplicity SE Economizer Board Details
32
SE-ECO1001-0 Economizer Controller
32
Optional BAS-Ready Economizer Power Exhaust Damper
35
Set Point Adjustment
35
Optional Variable Air Volume (VAV)
35
Optional Hot Gas Bypass (HGBP)
37
Belt Adjustment
38
Altitude/Temperature Correction Factors
39
Air Flow Performance - Side Duct Application
41
Air Flow Performance - Bottom Duct Application
44
Air Balance
47
RPM Selection
47
Indoor Blower Specifications
47
Power Exhaust Specifications
47
Pressure Drop Across a Dry Indoor Coil Vs. Supply Air CFM for All Unit Tonnages
48
Sequence of Operation
49
Compressor Operation
49
Cooling Operation Errors
49
Electric Heating Sequence of Operations
50
Electric Heat Operation Errors
51
Limit Control Setting
51
Gas Heating Sequence of Operations
52
Electric Heat Anticipator Setpoint
52
Gas Valve Piping
52
Gas Heating Operation Errors
53
Gas Heat Limit Control Setting
53
Gas Valve and Controls
53
Start-Up (Cooling)
54
Start-Up (Gas Heat)
54
Gas Heat Anticipator Setpoints
54
Checking Gas Heat Input
55
Gas Rate Cubic Feet Per Hour
55
Proper Pilot Flame Adjustment
56
Typical Flame
56
Typical Gas Valve
56
Charging the Unit
57
15 Ton) Charging Chart
57
Simplicity™ SE (Smart Equipment) Firmware Version
58
Basic Unit Control Board Navigation Examples
58
Simplicity SE UCB Details
60
Unit Control Board
60
Start-Up Sheet
66
1088918-Bim-B-1014
71

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Johnson Controls Unitary Products ZS-20 Manuals

Johnson Controls Unitary Products ZS-20 Installation Manual (71 pages)

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