Johnson Controls DW-12 Manuals

Manuals and User Guides for Johnson Controls DW-12. We have 1 Johnson Controls DW-12 manual available for free PDF download: Installation Manual

Johnson Controls DW-12 Installation Manual (52 pages)

SINGLE PACKAGE AIR CONDITIONERS AND SINGLE PACKAGE GAS/ELECTRIC UNITS 12-1/2 TON 11.35 EER

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

Table of Contents
2
General
4
Safety Considerations
4
Inspection
4
Reference
5
Renewal Parts
5
Approvals
5
Nomenclature
6
Installation
7
Installation Safety Information
7
Preceding Installation
7
Limitations
7
Unit Shipping Bracket
7
Compressor Section
7
Dw-12 Component Location
8
Location
9
Rigging and Handling
9
Unit 4 Point Load
9
Unit Voltage Limitations
9
Clearances
10
Unit 6 Point Load
10
Unit Center of Gravity
10
Unit Weights
10
Unit Dimensions
11
Unit Clearances
11
Bottom Duct Openings (from Above)
12
Ductwork
13
Duct Covers
13
Rear Duct Dimensions
13
Condensate Drain
15
Compressors
15
Filters
15
Thermostat Wiring
15
Power and Control Wiring
15
Control Wire Sizes
15
Power Wiring Detail
16
Typical Electronic Thermostat Field
16
Field Wiring Disconnect - Cooling Unit With/Without Electric Heat
17
Field Wiring Disconnect - Cooling Unit
18
Electrical Data Dw-12 (12-1/2 Ton) Without Powered Convenience Outlet
19
Electrical Data Dw-12 (12-1/2 Ton) with Powered Convenience Outlet
19
Optional Electric Heat
20
Physical Data
20
Minimum Supply Air Cfm
20
Optional Gas Heat
21
Gas Piping
21
Gas Connection
22
Lp Units, Tanks and Piping
22
Vent and Combustion Air
23
Factory Installed Options/ Field Installed Accessories
23
Electric Heat
23
Motorized Outdoor Damper
23
Economizer
23
Power Exhaust
23
Rain Hood
23
Economizer and Power Exhaust Set Point Adjustments and Information
24
Minimum Position Adjustment
24
Enthalpy Set Point Adjustment
24
Power Exhaust Damper Set Point (with or Without Power Exhaust)
24
Indoor Air Quality Aq
24
Enthalpy Set Point Chart
25
Phasing
26
Blower Rotation
26
Belt Tension
26
Dw-12, 12-1/2 Ton Standard Motor down Shot Blower Performance
27
Dw-12, 12-1/2 Ton Optional Motor down Shot Blower Performance
27
Dw-12, 12-1/2 Ton Standard Motor Side Shot Blower Performance
28
Dw-12, 12-1/2 Ton Optional Motor Side Shot Blower Performance
28
Air Balance
29
Checking Air Quantity
30
Method One
30
Method Two
30
Supply Air Drive Adjustment
31
Dry Coil Delta P
31
Operation
32
Sequence of Operations Overview
32
Cooling Sequence of Operation
32
Continuous Blower
32
Intermittent Blower
32
No Outdoor Air Options
33
Economizer with Single Enthalpy Sensor
33
Economizer with Dual Enthalpy Sensors
33
Economizer (Single or Dual) with Power Exhaust
33
Motorized Outdoor Air Dampers
33
Cooling Operation Errors
33
High-Pressure Limit Switch
33
Low-Pressure Limit Switch
34
Freezestat
34
Low Ambient Cooling
34
Safety Controls
34
Compressor Protection
34
Flash Codes
34
Reset
34
Electric Heating Sequence of Operations
34
Electric Heating Operation Errors
35
Temperature Limit
35
Safety Controls
35
Limit Switch (Ls)
35
Flash Codes
35
Reset
35
Electric Heat Anticipator Setpoints
35
Gas Heating Sequence of Operations
35
Ignition Control Board
35
First Stage of Heating
35
Second Stage of Heating
36
Retry Operation
36
Recycle Operation
36
Gas Heating Operation Errors
36
Lock-Out
36
Temperature Limit
36
Flame Sense
36
Gas Valve
36
Safety Controls
37
Limit Switch (Ls)
37
Auxiliary Limit Switch (Als)
37
Pressure Switch (Ps)
37
Rollout Switch (Ros)
37
Internal Microprocessor Failure
37
Flash Codes
37
Resets
37
Gas Heat Anticipator Setpoints
37
Typical Flame
37
Start-Up (Cooling)
38
Prestart Check List
38
Operating Instructions
38
Post Start Check List
38
Start-Up (Gas Heat)
38
Lighting the Main Burners
38
Shut down
39
Manifold Gas Pressure Adjustment
39
Checking Gas Input
39
Natural Gas
39
Gas Heat Stages
39
Adjustment of Temperature Rise
40
Burners/Orifices Inspection/Servicing
40
Charging the Unit
41
Troubleshooting
41
Charging Chart
41
Dw Flash Codes
42
Unit Control Board Flash Codes
42
Unit Control Board Option Setup
43
Option Byte Setup
43
Heat Delay Setup
43
Unit Control Board
43
Heat Delay
44
Ignition Control Flash Codes
44
Cooling Troubleshooting Guide
47
Gas Heat Troubleshooting Guide
50

Johnson Controls Categories

Controller

Air Conditioner Thermostat Control Unit Irrigation System

More Johnson Controls Manuals

Johnson Controls DW-12 Manuals

Johnson Controls DW-12 Installation Manual (52 pages)

Table of Contents

Related Products

Johnson Controls Categories