Johnson Controls Unitary Products ZS-A6 Manuals

Manuals and User Guides for Johnson Controls Unitary Products ZS-A6. We have 1 Johnson Controls Unitary Products ZS-A6 manual available for free PDF download: Installation Manual

Johnson Controls Unitary Products ZS-A6 Installation Manual (67 pages)

Brand: Johnson Controls Unitary Products | Category: Air Conditioner | Size: 2 MB

Table of Contents
1
General
2
Installation
5
Installation Safety Information
5
Limitations
5
Thru -A6 Unit Limitations
6
Thru -A6 Component Location
6
Location
7
Rigging and Handling
7
Weights and Dimensions
8
Thru -A6 Unit Accessory Weights
8
Unit 4 Point Load Weight
8
Unit 6 Point Load Weight
8
Center of Gravity
8
Thru -A6 Cooling Only/Electric Heat Front View Physical Dimensions
9
Thru -A6 Cooling Only/Gas Heat Front View Physical Dimensions
9
Thru -A6 Unit Clearances
10
Thru -A6 Fixed Outdoor Air Motorized Damper Rain Hood Physical Dimensions
10
Thru -A6 Disconnect Location
10
Thru -A6 Utilities Entry
11
Thru -A6 Unit Side Duct Openings
11
Thru -A6 Roof Curb
11
Ductwork
12
Condensate Drain
12
Compressors
12
Filters
13
Power and Control Wiring
13
Compressor Restraining Bracket
13
Control Wire Sizes
14
Typical Field Power and Control Wiring
15
Electrical Data
16
Physical Data
34
Optional Electric Heat
38
Electric Heat Minimum Supply Air
38
Gas Heat Application Data
38
Gas Pipe Sizing - Capacity of Pipe
39
Side Entry Gas Piping
39
Bottom Entry Gas Piping
39
Options/Accessories
41
Economizer and Power Exhaust Set Point Adjustments
41
Vent and Combustion Air Hood
41
Enthalpy Set Point Chart
42
Honeywell Economizer Control W7212
42
Belt Adjustment
42
Altitude/Temperature Correction Factors
43
ZS Blower Performance Side Duct
46
ZS Blower Performance Bottom Duct
48
Belt Drive RPM Selection
49
Checking Supply Air CFM
50
Indoor Blower Specifications (Belt Drive)
50
Power Exhaust Specifications
50
Pressure Drop Across Coil
50
Operation
51
Cooling Sequence of Operation
51
No Outdoor Air Options
51
Additional Static Resistance
51
Cooling Operation Errors
52
Electric Heating Sequence of Operations
53
Electric Heat Operation Errors
53
Electric Heat Limit Setting
53
Gas Heating Sequence of Operations
54
Gas Heat Operation Errors
54
Electric Heat Anticipator Setpoints
54
Gas Valve Piping
54
Flash Codes
55
Resets
55
Heat Anticipator Setpoints
55
Single Stage Gas Heat Limit Control Setting
55
22 2 Stage Gas Heat Limit Control Setting
55
Start-Up (Cooling)
56
Start-Up (Gas Heat)
56
Gas Heat Anticipator Setpoints
56
Typical Single Stage Gas Valves
57
Typical 2 Stage Gas Valves
57
Proper Flame Adjustment
57
Typical Flame Appearance
57
Checking Gas Input
58
Gas Rate-Cubit Feet Per Hour
58
Charging the Unit
59
Troubleshooting
59
3.0 Ton) Operating Pressures
61
5.0 Ton) Operating Pressures
62
ZS-A6 (6.0 Ton) Operating Pressures
62
Fan on and off Delays
67
Unit Control Board Flash Codes
67
Ignition Control Board Flash Codes
67
Unit Control Board
67

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