User Manuals: Johnson Controls 40 40 TON Rooftop HVAC

Manuals and User Guides for Johnson Controls 40 40 TON Rooftop HVAC. We have 1 Johnson Controls 40 40 TON Rooftop HVAC manual available for free PDF download: Installation Operation & Maintenance

Johnson Controls 40 40 TON Installation Operation & Maintenance

Johnson Controls 40 40 TON Installation Operation & Maintenance (251 pages)

ROOFTOP 25, 30 AND 40 TON WITH IPU CONTROL

Brand: Johnson Controls | Category: Air Conditioner | Size: 13 MB

Table of Contents

Table of Contents
5
Section 1 - Introduction
17
- Ecological and Economical Design
  17
  - Cooling and Heating
    17
  - Indoor Air Quality (IAQ)
    17
  - High-Efficiency Motors
    17
  - Condensing Section
    17
  - Figure 1 - Packaged Rooftop Air Conditioning Unit
    17
  - Heating Section
    18
- Air Management
  18
- Controls
  19
  - Rooftop Controller
    19
  - Bacnet
    19
- General
  19
- Safety Considerations
  19
  - Notes, Cautions and Warnings
    19
  - Gas Fired Models
    19
  - What to Do if You Smell Gas
    19
- All Models
  20
- Inspection
  20
- Figure 2 - Component Location
  21
Section 2 - Installation
23
Talbe 3 - Standard Gas Heating Capacities
24
Section 3 - Start-Up
91
Section 4 - Maintenance
114
- General
  114
- Periodic Maintenance - Monthly
  114
  - Filters
    114
  - Linkages
    114
  - Compressors
    114
  - Condenser Coils
    114
- Periodic Maintenance - 3 to 6 Months
  114
  - Motors
    114
  - Belt Tension
    115
  - Table 65 - Indoor Blower Bearing Lubrication Schedule
    115
  - Figure 50 - Belt Tension Adjustment and Gage
    115
  - Belt Replacement
    116
- Periodic Maintenance - Yearly
  116
Section 5 - Sequence of Operation
126
- Unit Type
  126
- Current Oper Mode
  126
- Active Set Point Determination
  129
- Compressor Control
  133
- Compressor Operation with Economizer
  134
  - No Compressors on When Economizer Becomes Active
    134
  - Compressor on When Economizer Becomes Active
    134
- Supply Fan Operation
  135
- Compressor Staging Sequence
  137
- Table 71 - Compressor Staging
  137
- Condenser Fan Operation
  138
- Low Ambeint Condenser Fan Operation
  138
- Economizer
  138
  - Dry Bulb
    138
  - Single Enthalpy
    138
  - Dual Enthalpy
    139
  - Best Method
    139
  - Nonflexsys Economizer
    140
  - Flexsys Economizer
    140
- Compressor Operation
  140
  - Compressor Data
    140
  - Compressor Ready to Run
    140
  - Compressor Ready to Stop
    140
  - Compressor Safety Circuit
    140
- Supply Air Tempering
  141
  - Hot Water and Steam
    141
  - Staged Gas or Electric Heat
    142
- Comfort Ventilation
  142
- System Pump down Control
  143
- High Discharge Pressure Unloading
  143
- Low Ambient Lock out
  143
- Low Ambient Fan Control Option
  143
- Flexsys Bypass Damper Operation
  145
- Evaporator Superheat Calculation
  146
- Staged Input Fault
  146
- System Stability Check
  146
- Electric Heat
  146
  - Programmed Data
    146
  - Heating Control Offset
    146
  - Active SP
    146
  - Heating Control
    146
- Staged Gas Heat
  147
  - Programmed Data
    147
  - Heating Control Offset
    147
  - Table 74 - Cfm
    147
  - Table 75 - Heat Stages
    147
  - Active SP
    148
  - Heating Control
    148
  - Compressor Staged Gas Heat Mode of Operation When Economizer Status
    148
  - Table 76 - Cfm
    148
  - Table 77 - Heat Stages
    148
  - Staged Gas Heat Ignition Sequence
    149
- Modulating Gas Heat
  150
- Hot Water/Steam Heat
  150
  - Programmed Data
    150
  - Active SP
    150
  - Sequence of Operation
    150
  - Freeze Protection
    151
  - Freeze Fault
    151
- Morning Warm up
  151
  - Sequence of Operation
    152
- Adaptive Morning Warm up
  152
- Flexsys under Floor Temperature Control
  153
- Exhaust Fan Operation
  154
- Return Fan Operation
  155
- Ventilation System
  155
  - Overview
    155
  - 2-Position Damper
    156
  - Demand Ventilation
    156
  - Fixed Minimum
    157
  - Air Measuring Stations
    157
- Smoke Purge
  157
Section 6 - User Interface Control Center
160
- User Interface Control Center
  160
  - Data Entry Keys
    160
  - Figure 72 - User Interface Control Panel
    160
  - Navigation Keys
    161
  - Menu Select Keys
    161
  - Table 79 - Status
    162
  - Table 80 - Unit Data
    163
  - Table 81 - Cooling
    164
  - Table 82 - Compressor Systems (1, 2, or 3)
    166
  - Table 83 - Supply System
    167
  - Table 84 - Heating
    168
  - Table 85 - Economizer
    171
  - Table 86 - Ventilation
    172
  - Table 87 - Exhaust
    174
- Setpoints
  175
- Program
  175
- Options
  175
- Date / Time
  175
- Schedule
  176
- Operating Hours / Start Counter
  177
- Table 88 - Operating Hours / Start Counter
  177
- Printer
  178
  - Set up
    178
  - Report Section
    178
- Service Mode
  179
- Table 89 - Service Mode
  180
- History
  189
- Password
  190
- Power up Banner
  191
- Communication
  192
  - Communication Ports
    192
  - Bacnet Wiring
    192
  - Device Object Instance (DE)
    192
  - Figure 73 - Ipu Control Board
    192
  - Figure 69 - Mac Address Switches
    192
  - Additional Settings
    193
  - Table 90 - Bacnet Ms/Tp, Modbus, Bacnet Ip
    194
  - Table 90 - Lon Points List
    204
  - Table 92 - N2 Points List
    210
Section 7 - Parameter Defenitions and Options
218
Table 93 - Parameter Definitions
218
Section 8 - Service
228
- Analog Input Operation
  228
  - Temperature Sensors
    228
  - Duct Pressure Transducer
    228
  - Table 94 - Temperature Sensor Resistance
    228
  - Building Pressure Transducer
    229
  - Humidity Sensors
    229
  - Table 95 - Duct Pressure Transducer
    229
  - Table 96 - Building Pressure Transducer Output
    229
  - Table 97 - Humidity Sensor Outputs
    229
  - CO 2 Sensor
    230
  - Furnace Status Input
    230
  - Table 98 - Co 2 Sensor Output
    230
  - Table 99 - Furnace Status Input Staged Gas Heat
    230
- Faults
  231
- Figure 75 - I/O Control Board
  233
- Figure 76 - I/O Control Board - Binary Outputs
  234
- Figure 77 - I/O Control Board - Binary Inputs
  235
- Figure 78 - I/O Control Board - Analog Outputs
  235
- Table 100 - I/O Control Board - Analog Input Pin Outs
  236
- Table 101 - Warning Description
  237
- Table 102 - Fault Auto - Reset
  239
- Table 103 - Faults Lockout
  240
- Multi Media Card
  242
- Table 104 - Data Log Error State
  242
- Table 105 - Data Log Error Log Detail
  243

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