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604D--A installation instructions 604D-- --A
Models:
604D--A
1
15
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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 15
Image 15
604D--
--
A
A10194
Fig. 12 Cont. - Ladder Wiring Schematics -
208/230-3-60
15
Page 14
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Image 15
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Page 16
Contents
Installation Instructions
TABLE OF CONTENTS
SAFETY CONSIDERATIONS
Fig. 1 - Unit 604D--A
Step 1 - Check Equipment
RECEIVING AND INSTALLATION
Installation on older “G” series roof curbs
INTRODUCTION
604D-- --A
Step 4 - Rig and Place Unit
UNIT FALLING HAZARD
PROPERTY DAMAGE HAZARD
Fig. 2 - 604D--A24-36Unit Dimensions
604D-- --A
A09471
Fig. 3 - 604D--A42-60Unit Dimensions
604D-- --A
A09472
SMALL/COMMON CURB
UNIT PLACEMENT ON COMMON CURB
Fig. 4 - Roof Curb Dimensions
LARGE CURB
Fig. 6 - Unit Leveling Tolerances
Step 5 - Select and Install Ductwork
Fig. 5 - Rigging Weights
Rigging/Lifting of Unit See Fig
604D-- --A
Fig. 7 - Supply and Return Duct Openings
PERSONAL INJURY AND ELECTRICAL OPERATION HAZARD
Fig. 8 - Slab Mounting Detail
UNIT COMPONENT DAMAGE HAZARD
Step 7 - Install Electrical Connections
Step 6 - Provide for Condensate Disposal
High-VoltageConnections
Standard Connections
Special Procedures for 208-VOperation
Accessory Electric Heaters Installation
Control Voltage Connections
604D- -A24
Table 1 – Physical Data - Unit 604D--A
604D-- --A
SIZE AIRFLOW CFM
A10197
604D A
604D A
A10194
604D A
604D-- --A
Fig. 13 - Connection Wiring Diagram
604D A
A10195
604D-- --A
Fig. 13 Cont. - Ladder Wiring Diagram
Checking Cooling and Heating Control Operation
Step 2 - Start-UpAdjustments
START-UP
Step 1 — Check for Refrigerant Leaks
UNIT OPERATION HAZARD
Checking and Adjusting Refrigerant Charge
Indoor Airflow and Airflow Adjustments
604D--ASequence of Operation
604D-- --A
Continuous Fan Operation
604D-- --A
Fig. 15 - Interface Fan Board IFB
Quiet Shift
MAINTENANCE
Step 3 - Defrost Control
Step 1 - Air Filter
Step 3 - Outdoor Fan
604D-- --A
ELECTRICAL SHOCK HAZARD
Small Cabinet 24-36cfm
A24-60Series A
Table 5 - 604D--AWet Coil Pressure Drop IN. W.C
Table 7 - Filter Pressure Drop Table IN. W.C
Fig. 17 - Cooling Charging Table-Subcooling
604D-- --A
A09070
Step 5 - Refrigerant Circuit
Step 4 - Electrical Controls and Wiring
Fig. 20 - Unit Access Panels
Step 8 - Pressure Switches
Step 9 - Loss of Charge Switch
Step 10 - High-PressureSwitch
Synthetic Roof Precautionary Procedure
TROUBLESHOOTING
START-UPCHECKLIST
Loss of Charge Switch
604D-- --A
PURONR R-410AQUICK REFERENCE GUIDE
604D-- --A
Table 9 - Troubleshooting Chart
PRESSURES
TEMPERATURES
Remove and Store in Job Files
I. PRELIMINARY INFORMATION MODEL NO
Table 10 - Package Contents
VERTICAL ECONOMIZER FACTORY INSTALLED OPTION
ACCESSORIES
INSTALLATION
604D-- --A
Fig. 23 - Oat Sensor Installed
Fig. 22 - Economizer Hood Top Panel Removal
Table 13 - Filter Part Number
Side Panel
Fig. 25 - Filter Angle Bracket Installation
Hood Divider Removed
Left Hood
604D-- --A
Fig. 26 - Economizer Hood Assembly
Fig. 27 - Economizer Hood Installation
Fig. 28 - Filter Installation See Through View
Hood Divider Removed
Large Chassis
Fig. 29 - Economizer Hood Top Panel Removal
604D-- --A
Bracket
Fig. 31 - OAT Bracket Installation
Fig. 32 - Filter Angle Bracket Installation
Filter Angle
604D-- --A
Fig. 33 - Hood Assembly
Fig. 34 - Economizer Hood Installation
Table 14 - Filter Part Number
Economizer Standard Sensors
CONFIGURATION
Fig. 35 - Filter Installation See through view
SUPPLY AIR TEMPERATURE SAT SENSOR—Thesupply
604D-- --A
Locations
Fig. 40 - Enthalpy Sensor Mounting Location
8.9C 11.7C 12.8C 14.4C 17.2C 20C 22.8C 25.6C
604D-- --A
Fig. 42 - CO2 Sensor Maximum Range Setting
Fig. 43 - Economizer Controller
Fig. 41 - Enthalpy Changeover Setpoints
4.Connect 24 vac across terminals TR and TR1
604D-- --A
Fig. 44 - Economizer Wiring Diagram
604D-- --A
A10059
SAT R C
Fig. 45 - Connection Wiring Diagram
604D A
R R1 C
604D-- --A
Fig. 45 Cont. - Ladder Wiring Diagram
Fig. 46 - Connection Wiring Diagram
604D A
A10199
604D-- --A
Fig. 46 Cont. - Ladder Wiring Diagram
OA = Percent of Outdoor Air
604D-- --A
Table 16 - CO2 Sensor Standard Settings
OPERATION
604D-- --A
TROUBLESHOOTING
604D-- --A
2.Disconnect device at P and P1 3.Jumper P to P1
Fig. 47 - 604D--A 30-363 Phase with Economizer
604D-- --A
A10226
II604D---07
Fig. 48 - 604D--A 42-603 Phase with Economizer
604D-- --A
Catalog No