Carrier Aero 39MN Series Installation, Start-Up And Service Instructions Manual page 2

CONTENTS (CONT)
Water and Steam Coil Piping
Recommendations . . . . . . . . . . . . . . . . . . . . . . . . 123
• GENERAL
• WATER COILS
• STEAM COILS
Coil Freeze-Up Protection . . . . . . . . . . . . . . . . . . . . 125
• WATER COILS
• STEAM COILS
• INNER DISTRIBUTION TUBE STEAM COILS
Refrigerant Piping, Direct-Expansion Coils . . . . 126
• SUCTION PIPING
Distributor Nozzle Change-Out . . . . . . . . . . . . . . . 127
Filter Drier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
TXV (Thermostatic Expansion Valve). . . . . . . . . . 128
• TXV LOCATION
• SOLDER TECHNIQUES
• TXV BULB LOCATION AND INSTALLATION
• EXTERNAL EQUALIZER CONNECTION
• OIL RETURN CONNECTION
• EXPANSION VALVE ADJUSTMENT
Hot Gas Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
• SPECIAL PIPING WITH 4 SPLITS PER COIL
• SPECIAL PIPING FOR DOUBLE-CIRCUIT
COILS
Hot Gas Bypass Piping and Wiring . . . . . . . . . . . 132
• INSTALL PIPING
Condensate Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Fan Motor Wiring Recommendations . . . . . . . . . 133
Motor Nameplate Data . . . . . . . . . . . . . . . . . . . . . . . 136
Fan Motor Starter. . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
• WIRING
• START-UP AND TEST
Disconnect. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
• DISCONNECT WIRING
• START-UP AND TEST
VFD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
• WIRING
• START-UP AND TEST
VFD with Bypass . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
• WIRING
• START-UP AND TEST
Shunt Trip Installation, ACI Part No. 135046. . . . 146
Shunt Trip Installation,
ACI Part No. 135728 or 135728A . . . . . . . . . . . . 147
VFD Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . 149
• START-UP WITH ASSISTANT
• START-UP BY CHANGING PARAMETERS
INDIVIDUALLY
VFD Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
ABB E-Clipse Bypass Operator Control . . . . . . . . 151
• ACH550 CONTROL PANEL WIRING
• BYPASS CONTROL KEYPAD AND CONTROL
BOARD WIRING
• SMOKE CONTROL MODE
• PROGRAMMABLE RELAY CONTACT
OUTPUTS
• BYPASS NOT FAULTED
• SYSTEM RUNNING
• SYSTEM STARTED
Electric Heaters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
• CONNECT POWER AND CONTROL WIRES
Gas Furnace Identification . . . . . . . . . . . . . . . . . . . 162
Gas-Fired Duct Furnaces. . . . . . . . . . . . . . . . . . . . . 162
• INSTALLATION REQUIREMENTS
• VERIFICATION
• CONDENSATE DRAINS
• FURNACE COMPONENT IDENTIFICATION
• OPERATING AND SAFETY CONTROLS
• COMBUSTION AIR SUPPLY
• VENTING
Page
• GAS SUPPLY, PIPING, AND CONNECTIONS
Gas-Fired Rack System Furnaces . . . . . . . . . . . 169
• INSTALLATION REQUIREMENTS
• VERIFICATION
• CONDENSATE DRAINS
• FURNACE COMPONENT IDENTIFICATION
• OPERATING AND SAFETY CONTROLS
• COMBUSTION AIR SUPPLY
• UNIT LOCATION AND CLEARANCES
• GAS SUPPLY, PIPING, AND CONNECTIONS
• VENTING
Energy Recovery Ventilation (ERV) Sections . . 174
• RECEIVING AND INSPECTION
• RIGGING AND STACKING
• ERV WHEEL MOTOR WIRING
Marine Lights and Convenience Outlets . . . . . . . 174
START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .176-181
Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
• FILTERS
• AIRFOIL AND FORWARD-CURVED FANS
• BELT-DRIVE PLENUM FANS
• DIRECT DRIVE PLENUM FANS
• TWO, FOUR, OR SIX-FAN ARRAY DIRECT DRIVE
PLENUM FANS
• HUMIDIFIER INSTALLATION CHECKLIST
• HUMIDIFIER START-UP
• COILS
• INTEGRAL FACE AND BYPASS COIL START-UP
• ELECTRIC HEATERS
• GAS-FIRED FURNACES (DUCT AND RACK
SYSTEMS)
Energy Recovery Wheel . . . . . . . . . . . . . . . . . . . . . 181
• ZEROING THE MINIHELIC GAGE BEFORE START-
UP
SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .181-236
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Electric Heaters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Gas-Fired Furnaces (Duct and Rack System) . . 181
• INSPECTION
• OPERATION CHECK
Fan Motor Replacement. . . . . . . . . . . . . . . . . . . . . . 182
Energy Recovery Ventilation . . . . . . . . . . . . . . . . . 182
• CLEANING
• CASSETTE REPLACEMENT
• ADJUSTING AIR SEALS
• SEGMENT INSTALLATION AND REPLACEMENT
• WHEEL DRIVE MOTOR AND PULLEY
REPLACEMENT
• SOLID BELT REPLACEMENT
• LINK BELT REPLACEMENT
• OTHER MAINTENANCE
Cleaning Unit Interior/Exterior . . . . . . . . . . . . . . . . 186
Coil Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
Winter Shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
• ANTIFREEZE METHODS OF COIL PROTECTION
• AIR-DRYING METHOD OF COIL PROTECTION
Coil Removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
• REMOVAL OF SINGLE HEIGHT COILS
• REMOVAL OF STACKED COILS
Changing Coil Hand . . . . . . . . . . . . . . . . . . . . . . . . . 189
• NUFIN COILS
• DIRECT EXPANSION COILS
• CHILLED WATER AND HOT WATER COILS
• STEAM INNER DISTRIBUTING TUBE COILS
• PIPING
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