Bryant 604D--A installation instructions

Contents

Main Installation Instructions TABLE OF CONTENTS SAFETY CONSIDERATIONS INTRODUCTION RECEIVING AND INSTALLATION Step 1 Check Equipment Identify Unit Inspect Shipment Step 4 Rig and Place Unit Page Page UNIT PLACEMENT ON COMMON CURB L ARGE CURB Fig. 4 -- Roof Curb Dimensions SMALL/COMMON CURB ROOF CURB DETAIL 604D-- --A E C B A F D CAUTION - NOTICE TO RIGGERS PRUDENCE - AVIS AUX MANIPULATEUR Use top skid as spreader bar. / Utiliser la palette du haut comme barre de rpartition Rigging/Lifting of Unit (See Fig. 5.) Step 5 Select and Install Ductwork Converting Horizontal Discharge Units to Downflow (Vertical) Discharge Units Step 6 Provide for Condensate Disposal Step 7 Install Electrical Connections High--Voltage Connections Special Procedures for 208--V Operation Control Voltage Connections Standard Connections Transformer Protection Accessory Electric Heaters Installation Table 1 Physical Data -- Unit 604D----A Table 2 Minimum Airflow for Reliable Electric Heater Operation (CFM) Page Page Page Page Page Page PRE--START--UP START--UP Checking Cooling and Heating Control Operation Step 1 Check for Refrigerant Leaks Step 2 Start--Up Adjustments 604D----A Sequence of Operation Checking and Adjusting Refrigerant Charge Indoor Airflow and Airflow Adjustments Single Cooling Fan Speed Set-up (Dehumidification feature not used) Two Cooling Fan Speeds Set-up (Dehumidification feature used) Single Speed Cooling With Higher Electric Heat Speed Continuous Fan Operation COMPRESSOR ACCUMULATOR Fig. 14 -- Typical Heat Pump Operation, Cooling Mode HIGH LOW COM Fig. 16 -- Typical Heat Pump Operation, Heating Mode P2 P4 P1 MAINTENANCE Step 1 Air Filter Indoor Blower and Motor Step 2 Outdoor Coil, Indoor Coil, and Condensate Drain Pan Step 3 Outdoor Fan Table 5 604D----A Wet Coil Pressure Drop (IN. W.C.) Table 7 Filter Pressure Drop Table (IN. W.C.) Table 8 Electric Heat Pressure Drop Table (IN. W.C.) Small Cabinet: 24--36 cfm Electric Heat Pressure Drop Table (IN. W.C.) Large Cabinet 42--60 cfm Page OF2 OF1 Y C DFT O R W Step 6 Indoor Airflow Step 7 Metering Devices--TXV & Piston Step 8 Pressure Switches Step 9 Loss of Charge Switch Step 10 High--Pressure Switch TROUBLESHOOTING START--UP CHECKLIST Page Table 9 Troubleshooting Chart Page VERTICAL ECONOMIZER (FACTORY INSTALLED OPTION) GENERAL ACCESSORIES INSTALLATION Small Chassis Page Hood Divider (Removed) Page Large Chassis Hood Divider (Removed) Right Hood Side Left Hood Side Right Hood Side Panel Hood Top Panel Left Hood Side Panel Hood Divider Filter Clips Aluminum Filter BENT COIL STRAIGHT COIL CONFIGURATION Economizer Standard Sensors Indoor Blower Supply Air Temperature Sensor (SAT) (8.9C) (11.7C) (12.8C) (14.4C) (17.2C) (20C) (22.8C) (25.6C) Page Page Page DANGER: ELECTRICAL SHOCK HAZARD DISCONNECT POWER BEFORE SERVICING SCHEMATIC 208/230-3-60 Fig. 45 -- Connection Wiring Diagram 230--3 SEE NOTE 5 COMP Page Page Page Page OPERATION TROUBLESHOOTING