Johnson Controls MagnaDRY DK-15 Manuals

Manuals and User Guides for Johnson Controls MagnaDRY DK-15. We have 1 Johnson Controls MagnaDRY DK-15 manual available for free PDF download: Installation Manual

Johnson Controls MagnaDRY DK-15 Installation Manual (76 pages)

GAS/ELECTRIC SINGLE PACKAGE AIR CONDITIONERS

Brand: Johnson Controls | Category: Air Conditioner | Size: 4 MB

Table of Contents
2
General
4
Safety Considerations
4
Inspection
4
Reference
4
Renewal Parts
5
Approvals
5
Product Nomenclature
6
Installation
7
Installation Safety Information
7
Limitations
7
Location
8
Rigging and Handling
8
Typical Rigging
8
Center of Gravity
8
Unit Application Data
8
Clearances
9
Ductwork
9
Fixed Outdoor Air Intake Damper
9
Condensate Drain
10
Compressors
10
Filters
10
Service Access
10
Fixed Outdoor Air Damper
10
Recommended Drain Piping
10
Typical Field Wiring
11
Factor
11
Thermostat
12
Space Sensor
12
Power and Control Wiring
12
Optional Electric Heat
12
Control Wire Sizes
12
Optional Gas Heat
13
Gas Piping
13
Electric Heat Application Data
13
Gas Heat Application Data
13
Pipe Sizing
13
Gas Connection
14
Shut-Off
14
L.p. Units, Tanks and Piping
15
Vent and Combustion Air Hoods
15
External Supply Connection External
15
Bottom Supply Connection External
15
Optional Economizer/Motorized Damper Rain
16
Hood
16
Optional Power Exhaust/Barometric Relief
16
Damper Rain Hood
16
Optional Economizer and Power Exhaust Damper Setpoint Adjustments and Information
16
Minimum Position Adjustment
16
Enthalpy Setpoint Adjustment
16
Vent and Combustion Air Hood
16
Power Exhaust Damper Setpoint
17
Indoor Air Quality
17
Optional Bas-Ready Economizer Power Exhaust Damper Set Point Adjustment
17
Optional Variable Air Volume (Vav)
17
Duct Static Pressure Transducer
17
Vav Control Board
17
Factory-Installed Vfd
19
Manual Bypass
19
Bas-Ready Vfd
19
Vfd-Ready' for Customer-Installation
20
Optional Hot Gas Bypass (Hgbp)
20
Enthalpy Setpoint Adjustment
21
Four and Six Point Loads
22
Physical Data
23
Supply Fan Vfd Weights, in Lbs
23
Electrical Data - Standard Drive Motor W/O Powered Convenience
24
Outlet
24
Electrical Data - High Static Drive Motor W/O Powered Convenience
25
Outlet
25
Electrical Data - Low Static Drive Motor W/O Powered Convenience
26
Outlet
26
Electrical Data - Standard Drive Motor with Powered Convenience
27
Electrical Data - High Static Drive Motor with Powered Convenience
28
Electrical Data - Low Static Drive Motor with Powered Convenience
29
Dimensions
30
Unit Clearances and Rain Hood
32
Cfm, Static Pressure, and Power - Altitude and Temperature Corrections
33
Static Resistances
47
Blower Motor and Drive Data
47
Charging Chart - 20 Ton
48
Charging Chart - 25 Ton
49
Phasing
50
Checking Supply Air Cfm
50
Air Balance
51
Pressure Drop Across a Dry Indoor Coil Vs Supply Air Cfm for All Unit
51
Operation
52
Sequence of Operations Overview
52
Cooling Sequence of Operation
52
Continuous Blower
52
Intermittent Blower
52
Optional Vav Blower Operation
52
No Outdoor Air Options
52
Economizer with Single Enthalpy Sensor
52
Economizer with Dual Enthalpy Sensors
53
Economizer (Single or Dual Enthalpy) with Power Exhaust
53
Economizer with Optional Vav or Intelli- Comfort™ Control
53
Economizer with Optional Vav Blower with Power Exhaust
54
Economizer with Optional Intelli-Comfort™ with Power Exhaust
54
Motorized Outdoor Air Dampers
54
Cooling Operation Errors
54
High-Pressure Limit Switch
54
Low-Pressure Limit Switch
54
Freezestat
54
Low Ambient Cooling
55
Safety Controls
55
Compressor Protection
55
Flash Codes
55
Reset
55
Reheat Mode Sequence of Operation
55
Normal" Mode
55
Alternate" Mode
56
Reheat Control Board
57
Unit Control Board
58
Electric Heating Sequence of Operations
59
Heating Operation Errors
60
Temperature Limit
60
Safety Controls
60
Flash Codes
60
Reset
60
Heat Anticipator Setpoints
60
Limit Control Setting
60
Gas Heating Sequence of Operations
61
Gas Heating Operation Errors
62
Temperature Limit
62
Gas Valve
62
Safety Controls
62
Flash Codes
63
Resets
63
Heat Anticipator Setpoints
63
Start-Up (Cooling)
63
Prestart Check List
63
Limit Control Setting
63
Operating Instructions
64
Post Start Check List
64
Shut down
64
Start-Up (Gas Heat)
64
Pre-Start Check List
64
To Light Pilot and Main Burners
64
To Shut down
64
Post-Start Check List (Gas)
64
Manifold Gas Pressure Adjustment
65
Pilot Checkout
65
Burner Instructions
65
Burner Air Shutter Adjustment
65
Checking Gas Input
66
Natural Gas
66
Adjustment of Temperature Rise
66
Belt Drive Blower
66
Troubleshooting
66
Cooling Troubleshooting Guide
66
Shut-Off
66
Gas Heat Troubleshooting Guide
71
Unit Control Board Flash Codes
74
Unit Control Board Option Setup
75
Option Byte Setup
75
Unit Control Board
75
Heat Delay Setup
76
Optional Vav Control Board Flash Codes
76
Heat Delay
76
Vav Control Board Flash Codes
76
Reheat Control Board Flash Codes
76

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