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604D--A installation instructions Cooling Charging Table-Subcooling, 604D-- --A, A09070
Models:
604D--A
1
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Troubleshooting
Install
Connection Wiring Diagram
Unit Placement On Common Curb
Dimension
Maintenance
Configuration
Electrical Controls and Wiring
Economizer Hood Assembly
Special Procedures for 208-VOperation
Page 25
Image 25
604D--
--
A
A09070
Fig. 17 - Cooling Charging
Table-Subcooling
25
Page 24
Page 26
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Image 25
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Page 26
Contents
SAFETY CONSIDERATIONS
TABLE OF CONTENTS
Fig. 1 - Unit 604D--A
Installation Instructions
Installation on older “G” series roof curbs
RECEIVING AND INSTALLATION
INTRODUCTION
Step 1 - Check Equipment
UNIT FALLING HAZARD
Step 4 - Rig and Place Unit
PROPERTY DAMAGE HAZARD
604D-- --A
604D-- --A
Fig. 2 - 604D--A24-36Unit Dimensions
A09471
604D-- --A
Fig. 3 - 604D--A42-60Unit Dimensions
A09472
Fig. 4 - Roof Curb Dimensions
UNIT PLACEMENT ON COMMON CURB
LARGE CURB
SMALL/COMMON CURB
Fig. 5 - Rigging Weights
Step 5 - Select and Install Ductwork
Rigging/Lifting of Unit See Fig
Fig. 6 - Unit Leveling Tolerances
PERSONAL INJURY AND ELECTRICAL OPERATION HAZARD
Fig. 7 - Supply and Return Duct Openings
Fig. 8 - Slab Mounting Detail
604D-- --A
Step 6 - Provide for Condensate Disposal
Step 7 - Install Electrical Connections
High-VoltageConnections
UNIT COMPONENT DAMAGE HAZARD
Accessory Electric Heaters Installation
Special Procedures for 208-VOperation
Control Voltage Connections
Standard Connections
604D-- --A
Table 1 – Physical Data - Unit 604D--A
SIZE AIRFLOW CFM
604D- -A24
A10197
604D A
604D A
A10194
604D A
604D-- --A
604D A
Fig. 13 - Connection Wiring Diagram
A10195
604D-- --A
Fig. 13 Cont. - Ladder Wiring Diagram
START-UP
Step 2 - Start-UpAdjustments
Step 1 — Check for Refrigerant Leaks
Checking Cooling and Heating Control Operation
Indoor Airflow and Airflow Adjustments
Checking and Adjusting Refrigerant Charge
604D--ASequence of Operation
UNIT OPERATION HAZARD
604D-- --A
Continuous Fan Operation
604D-- --A
Fig. 15 - Interface Fan Board IFB
Step 3 - Defrost Control
MAINTENANCE
Step 1 - Air Filter
Quiet Shift
604D-- --A
Step 3 - Outdoor Fan
ELECTRICAL SHOCK HAZARD
Table 5 - 604D--AWet Coil Pressure Drop IN. W.C
A24-60Series A
Table 7 - Filter Pressure Drop Table IN. W.C
Small Cabinet 24-36cfm
604D-- --A
Fig. 17 - Cooling Charging Table-Subcooling
A09070
Step 5 - Refrigerant Circuit
Step 4 - Electrical Controls and Wiring
Step 9 - Loss of Charge Switch
Step 8 - Pressure Switches
Step 10 - High-PressureSwitch
Fig. 20 - Unit Access Panels
START-UPCHECKLIST
TROUBLESHOOTING
Loss of Charge Switch
Synthetic Roof Precautionary Procedure
604D-- --A
PURONR R-410AQUICK REFERENCE GUIDE
604D-- --A
Table 9 - Troubleshooting Chart
Remove and Store in Job Files
TEMPERATURES
I. PRELIMINARY INFORMATION MODEL NO
PRESSURES
ACCESSORIES
VERTICAL ECONOMIZER FACTORY INSTALLED OPTION
INSTALLATION
Table 10 - Package Contents
Fig. 22 - Economizer Hood Top Panel Removal
Fig. 23 - Oat Sensor Installed
Table 13 - Filter Part Number
604D-- --A
Hood Divider Removed
Fig. 25 - Filter Angle Bracket Installation
Left Hood
Side Panel
Fig. 27 - Economizer Hood Installation
Fig. 26 - Economizer Hood Assembly
Fig. 28 - Filter Installation See Through View
604D-- --A
Fig. 29 - Economizer Hood Top Panel Removal
Large Chassis
604D-- --A
Hood Divider Removed
Fig. 32 - Filter Angle Bracket Installation
Fig. 31 - OAT Bracket Installation
Filter Angle
Bracket
Fig. 34 - Economizer Hood Installation
Fig. 33 - Hood Assembly
Table 14 - Filter Part Number
604D-- --A
Fig. 35 - Filter Installation See through view
CONFIGURATION
SUPPLY AIR TEMPERATURE SAT SENSOR—Thesupply
Economizer Standard Sensors
Fig. 40 - Enthalpy Sensor Mounting Location
Locations
8.9C 11.7C 12.8C 14.4C 17.2C 20C 22.8C 25.6C
604D-- --A
Fig. 43 - Economizer Controller
Fig. 42 - CO2 Sensor Maximum Range Setting
Fig. 41 - Enthalpy Changeover Setpoints
604D-- --A
4.Connect 24 vac across terminals TR and TR1
604D-- --A
604D-- --A
Fig. 44 - Economizer Wiring Diagram
A10059
604D A
Fig. 45 - Connection Wiring Diagram
R R1 C
SAT R C
604D-- --A
Fig. 45 Cont. - Ladder Wiring Diagram
604D A
Fig. 46 - Connection Wiring Diagram
A10199
604D-- --A
Fig. 46 Cont. - Ladder Wiring Diagram
OA = Percent of Outdoor Air
604D-- --A
OPERATION
Table 16 - CO2 Sensor Standard Settings
604D-- --A
604D-- --A
TROUBLESHOOTING
2.Disconnect device at P and P1 3.Jumper P to P1
604D-- --A
Fig. 47 - 604D--A 30-363 Phase with Economizer
A10226
604D-- --A
Fig. 48 - 604D--A 42-603 Phase with Economizer
Catalog No
II604D---07