Johnson Controls SUNLINE DM 048 Manuals

Manuals and User Guides for Johnson Controls SUNLINE DM 048. We have 1 Johnson Controls SUNLINE DM 048 manual available for free PDF download: Installation Manual

Johnson Controls SUNLINE DM 048 Installation Manual

Johnson Controls SUNLINE DM 048 Installation Manual (48 pages)

GAS/ELECTRIC SINGLE PACKAGE AIR CONDITIONERS

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

Table of Contents

Table of Contents
2
General

4
Safety Considerations

4
Inspection

4
Reference

5
Renewal Parts

5
Approvals

5
Product Nomenclature

6
Installation

7
- Installation Safety Information
  7
- Limitations
  7
- Location
  8
- Unit Application Data (DM)
  8
  - Rigging and Handling
    9
  - Clearances
    9
  - Ductwork
    9
  - Condensate Drain
    9
  - Compressors
    10
  - Filters
    10
  - Service Access
    10
- Recommended Drain Piping
  10
- Compressor Restraining Bracket
  10
- Typical Field Power & Control Wiring
  11
  - Thermostat
    12
  - Power and Control Wiring
    12
  - Optional Electric Heat
    12
- Control Wire Sizes
  12
  - Optional Gas Heat
    13
  - Gas Piping
    13
- Electric Heater Air Flow Rate
  13
- Gas Heat Application Data
  13
  - Gas Connection
    14
  - Shut-Off
    14
- Gas Pipe Sizing
  14
  - L.p. Units, Tanks and Piping
    15
- External Supply Connection External
  15
- Bottom Supply Connection External
  15
  - Vent and Combustion Air Hoods
    16
    
    Optional Economizer/Motorized Damper Rain Hood
    16
    
    Optional Power Exhaust/Barometric Relief Damper and Rain Hood
    16
    
    Optional Economizer and Power Exhaust Damper Set Point Adjustments and Infor- Mation
    16
- Vent and Combustion Air Hood
  16
- Enthalpy Setpoint Adjustment
  18
- Honeywell Economizer Control
  19
- Four and Six Point Loading
  20
- DM 4 Point Loads Weight Distribution
  20
- DM 6 Point Loads Weight Distribution
  20
- Center of Gravity (All Models)
  20
- Physical Data
  21
- Operating Weights (Kg / Lbs.)
  21
- Electrical Data: 3 - 6.3 Ton
  22
- Electric Heat Correction Factors
  22
- Voltage Limitations
  22
- Unit Dimensions
  23
- Unit with Economizer Rainhood
  24
- Unit with Fixed Outdoor Air/Motorized
  24
- Utilities Entry
  25
- Unit Dimensions (Rear View)
  25
- Disconnect/Blower Access Location
  25
- Minimum Clearances
  25
- Supply Air Blower Performance (3 & 4 Ton Direct Drive) - Side Duct
  26
- Supply Air Blower Performance (5 Ton Belt Drive) - Side Duct Application
  27
- Supply Air Blower Performance (6.3 Ton Belt Drive) - Side Duct Application
  28
  - Phasing
    29
- Belt Drive Motor and Drive Data
  29
- Static Resistances
  29
  - Supply Air Blowers
    30
  - Checking Supply Airflow Rate
    30
- Belt Adjustment
  30
Operation

31
- Sequence of Operations Overview
  31
- Cooling Sequence of Operation
  31
  - Continuous Blower
    31
  - Intermittent Blower
    31
  - No Outdoor Air Options
    31
- Pressure Drop Across Coil
  31
  - Economizer with Single Enthalpy Sensor
    32
  - Economizer with Dual Enthalpy Sensors
    32
  - Economizer (Single or Dual) with Power Exhaust
    32
  - Motorized Outdoor Air Dampers
    32
  - Cooling Operation Errors
    32
  - High-Pressure Limit Switch
    32
  - Low-Pressure Limit Switch
    32
  - Freezestat
    32
  - Low Ambient Cooling
    33
  - Safety Controls
    33
  - Compressor Protection
    33
  - Flash Codes
    33
  - Reset
    33
  - Electric Heating Sequence of Operations
    33
  - Safety Controls
    34
  - Reset
    34
  - Heat Anticipator Setpoints
    34
  - Gas Heating Sequence of Operation
    34
- Gas Valve Piping
  34
- Limit Control Setting
  34
- Electric Heat Anticipator Setpoints
  34
  - Two Stage Furnace Only
    35
  - Gas Heat Operation Errors
    35
    
    Temperature Limits
    35
    
    Gas Valve
    35
    
    Centrifugal Switch
    35
  - Shut-Off
    35
    
    Rollout Switch
    36
    
    Flame Sense Circuit
    36
  - Resets
    36
  - Heat Anticipator Setpoints
    36
Start-Up (Cooling)

36
- Prestart Check List
  36
- Operating Instructions
  36
- Post Start Check List
  36
- Limit Control Setting
  36
- Gas Heat Anticipator Setpoints
  36
  - Shut down
    37
Start-Up (Gas Heat)

37
- Pre-Start Check List
  37
- Operating Instructions
  37
  - To Light Pilot and Main Burners
    37
  - To Shut down
    37
- Post-Start Check List (Gas)
  37
- Manifold Gas Pressure Adjustment
  37
- Typical Gas Valves
  37
  - Pilot Checkout
    38
  - Burner Instructions
    38
  - Burner Air Shutter Adjustment
    38
  - Checking Gas Input
    38
    
    Natural Gas
    38
- Proper Flame Adjustment
  38
- Typical Flame Appearance
  38
  - Adjustment of Temperature Rise
    39
Troubleshooting

39
- Cooling Troubleshooting Guide
  39
- Gas Rate - Cubic Feet Per Hour
  39
  - Gas Heat Troubleshooting Guide
    41
  - Flash Code Troubleshooting
    42
    
    Ignition Control Board
    42
    
    Centrifugal Switch
    42
    
    Pilot Flame Lockout
    43
    
    Primary or aux Temperature Limit
    43
    
    Rollout Switch
    43
    
    Unexpected Flame Presence
    44
    
    Gas Valve Stuck off or on
    44
    
    Flame Sense Circuit Failure
    44
  - Symptomatic Troubleshooting
    44
  - Unit Flash Codes
    46
  - Fan on and off Delays
    46
- Unit Control Board
  47
- Ignition Control Board Flash Codes
  47

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