Carrier Aero 39MN Series

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251

Fig. 210 — HEPA Filter Arrangement (cont)

12"

8601 8601 8601 8601 8601

24"

8607 8607 8607 8607 8607

24"

8607 8607 8607 8607 8607

24" 24"

24"

8607 8607 8607 8607 8607

24"

8607 8607 8607 8607 8607

UNIT SIZE: 96W

(20) 24" X 24" FILTERS

(5) 24" X 12" FILTERS

24" 24" 24"

12"

8601 8601 8601 8601 8601 8601

24" 24" 24"

24"

8607 8607 8607 8607 8607 8607

24"

8607 8607 8607 8607 8607 8607

24"

8607 8607 8607 8607 8607 8607

24"

8607 8607 8607 8607 8607 8607

UNIT SIZE: 110W

(24) 24" X 24" FILTERS

(6) 24" X 12" FILTERS

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 251

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