Carrier Aero 39MN Series

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236

Fig. 208 — Side Load Bag/Cartridge Filter Arrangement (cont)

Shaded area represents filter section blankoff.

24"

8601

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(3) 24" X 12" FILTERS

(12) 24" X 24" FILTERS

24"

8601

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24"

8601

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24" 24" 24" 24" 12"

UNIT SIZE: 50W

UNIT SIZE: 61W

(7) 12" X 24" FILTERS

(12) 24" X 24" FILTERS

24"

8601

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12" 24" 24" 24" 24"

24"

8601

8607 8607 8607 8607

24"

8601

8607 8607 8607 8607

12"

8601 8601 8601 8601

Main Page

Default Chapter1
- Table of Contents1
Introduction3
Safety Considerations3
Unit and Component Identification4
Pre-Installation84
Inspection84
Rigging and Handling84
Long-Term Storage84
Service Clearance84
Drain Positioning84
Unit Suspension84
Internal Vibration Isolation85
- Removing Holddown Bolts, Airfoil, Plenum and Forward-Curved Fans85
- Adjusting Isolator Springs85
External Vibration Isolation85
Roof Curb85
Pier or Beam Mount86
Installation87
Indoor and Outdoor Unit Shipping Split (All Sizes)87
- Non-Stacked Units87
- Stacked Units90
Duct Connections90
- Mixing Box/Inlet Plenum/Discharge Plenum/External Bypass/Return Fan95
- Mixing Box/Inlet Plenum/Discharge Plenum (Bottom)95
- Housed Fan Discharge Connections (Not Plenum Fans)96
- Bottom Return Fan Connections97
- Plenum Fan Duct Connections97
- Draw-Thru Plenum Fan Discharge Fabrication97
Panel Cutting97
Face and Bypass Dampers97
Zone Damper Section100
- Zone Damper Linkage (Fig. 45 and 46)100
Mixing Box/Filter Mixing Box Damper Linkage101
- Control Dampers101
- Damper Linkage Adjustment101
- Linkage Adjustment101
- Field Supplied and Installed Actuators104
Mixing Box Damper Actuators104
Vertical Draw-Thru Units104
STACKED Supply Fan, RETURN FAN and EXHAUST BOX SECTIONS104
Stacked Units Turning Plenum104
Fan Sled Disassembly106
Fan Sled Dimensions106
Fan Motors and Drives110
- Junction Box Condensate Prevention110
Motor Power Wiring110
- Motor Overload Protection110
Sheaves110
- Alignment111
V-Belts111
- Tension Measurement Procedure113
Direct Drive Fan Alignment113
Fan Airflow Measurement Piezometer Ring113
- Calculation When Using the Piezometer113
Outdoor Hoods and Louvers113
Coil Connection Housing114
- (Outdoor Unit - All Sizes)114
Power Exhaust Hood Field Installation118
Humidifier Installation121
- Assemble Control Valve Assembly121
- Assemble Strainer and Trap Assembly and Valve Assembly (Fig. 88-91)123
Assembly of Vertical Manifolds124
Coil Installation124
- Installation of Single Height Coils124
- Installation of Stacked Coils125
Water and Steam Coil Piping Recommendations127
- General127
- Water Coils127
- Steam Coils128
Coil Freeze-Up Protection129
- Water Coils129
- Steam Coils129
- Inner Distributing Tube Steam Coils129
Refrigerant Piping, Direct-Expansion Coils130
- Suction Piping130
Distributor Nozzle Change-Out131
Filter Drier131
TXV (Thermostatic Expansion Valve)131
- Txv Location131
- Solder Techniques132
- Txv Bulb Location and Installation132
- External Equalizer Connection133
- Oil Return Connection133
- Expansion Valve Adjustment133
Hot Gas Bypass133
- Special Piping with 4 Splits Per Coil135
Hot Gas Bypass Piping and Wiring136
Fan Motor Wiring Recommendations137
Condensate Drain137
- Draw-Thru137
- Blow-Thru137
Motor Nameplate Data140
Fan Motor Starter141
- Start-Up and Test141
Disconnect141
- Disconnect Wiring141
Vfd141
- Wiring141
- Start-Up and Test142
VFD with Bypass142
- Wiring148
- Start-Up and Test148
Shunt Trip Installation, ACI Part No. 135046149
Shunt Trip Installation, ACI Part No. 135728 or150
- 135728A150
VFD Configuration152
- Start-Up with Assistant152
- Start-Up by Changing Parameters152
VFD Modes152
- Standard Display Mode153
- Parameters Mode153
- Changed Parameters Mode153
- Drive Parameter Backup Mode153
- Upload All Parameters153
- Download All Parameters154
- Clock Set Mode154
- I/O Settings Mode154
ABB E-Clipse Bypass Operator Control154
- Ach550 Control Panel Wiring154
- Bypass Control Keypad and Control Board154
- Wiring154
- Smoke Control Mode155
- Programmable Relay Contact Outputs155
- Bypass Not Faulted155
- System Running155
- System Started155
- Bypass Selected155
- Bypass Auto155
Electric Heaters156
- Connect Power and Control Wires156
Gas Furnace Identification180
Gas-Fired Duct Furnaces180
- Installation Requirements180
- Verification180
- Condensate Drains181
- Furnace Component Identification181
- Operating and Safety Controls181
- Combustion Air Supply181
- Venting182
- Gas Supply, Piping, and Connections184
Gas-Fired Rack System Furnaces187
- Installation Requirements187
- Verification187
- Condensate Drains187
- Furnace Component Identification187
- Operating and Safety Controls187
- Combustion Air Supply188
- Unit Location and Clearances188
- Gas Supply, Piping, and Connections189
- Venting189
Energy Recovery Ventilation (ERV) Sections190
- Receiving and Inspection190
- Rigging and Stacking192
- Caulk/Sealant Application193
- Erv Wheel Motor Wiring194
Marine Lights and Convenience Outlets196
Start-Up198
Checklist198
- Single Point Power Option198
- Filters198
- Airfoil and Forward-Curved Fans198
- Belt Drive Plenum Fans199
- Direct Drive Plenum Fans199
- Two, Four, or Six-Fan Array Direct Drive200
- Humidifier Installation Checklist200
- Humidifier Start-Up200
- Coils201
- Integral Face and Bypass Coil Start-Up201
- Electric Heaters201
- Gas-Fired Furnaces (Duct and Rack System)201
Energy Recovery Wheel202
- Zeroing the Minihelic Gage before Start up202
Service203
General203
Single Point Power Enclosure203
Electric Heaters203
Gas-Fired Furnaces (Duct and Rack System)203
- Inspection203
- Operation Check203
Fan Motor Replacement203
Energy Recovery Ventilation203
- Cleaning203
- Cassette Replacement204
- Adjusting Air Seals205
- Segment Installation and Replacement205
- Wheel Drive Motor and Pulley206
- Solid Belt Replacement (Fig. 189)206
- Link Belt Replacement206
- Other Maintenance208
Cleaning Unit Interior/Exterior208
Coil Cleaning208
Winter Shutdown208
- Antifreeze Methods of Coil Protection208
- Air-Drying Method of Coil Protection209
Coil Removal209
- Removal of Single Height Coils (Sizes 03-36)209
- Removal of Stacked Coils (Sizes 40 to 110)209
Changing Coil Hand210
- Nufin Coils210
- Direct Expansion Coils211
- Chilled Water and Hot Water Coils211
- Steam Inner Distributing Tube Coils211
- Piping211
Minihelic Gage211
- Calibration Check212
- Maintenance212
Filters212
- Bag-Cartridge Filters212
- In-Track Baffles216
- Flat Filters216
- Angle Filters216
- Hepa Filters216
Fan Shaft Bearing Removal217
Fan and Shaft Removal254
Motor Location255
- Internally Isolated Unit255
Lubrication255
- Motors255
- Bearings255
Motor and Drive Package Data255
Variable Frequency Drive255
- Heat Sink255
- Main Fan Replacement256
- Control Panel Cleaning256
- Battery Replacement256
Troubleshooting256
Steam Coil Performance Problems256
Steam Failure Modes257
VFD Diagnostics257
- Faults (Red Led Lit)257
- Alarms (Green Led Flashing)257
- Correcting Faults257
- History257
- Correcting Alarms257
Index265
Start-Up Checklist271
- 39 Mw Ahu Units271
Start-Up Checklist271
- 39 Mn Ahu Units271
- Gas-Fired Duct Furnace271
Start-Up Checklist272
Gas-Fired Furnace Rack Assembly272

Carrier Aero 39MN Series - Page 236

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