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