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RPB-IOM (06-22) 131782-B
TABLE OF CONTENTS
GENERAL INFORMATION 3
References 3
Important Safety Information 4
Warranty 4
Installation Codes 5
Dimensions 5
Weights 6
Clearances 6
Location 6
Hazards of Chlorine 7
Combustion Air Requirements 7
Curb Cap Base 7
INSTALLATION 7
Uncrating/Unpacking 7
Shipped-Separate Parts 7
Mounting Support Structure 8
Bottom Duct Connections 8
Optional Curb (Option CJ1 or CJ2) Assembly 9
Field-Supplied Support Structure 11
Mounting 12
Duct Connections 12
Requirements and Suggestions for Connecting and Installing Ducts 12
100% Outside Air Hood (Option AS2) 14
Screened Air Hood for 30% Outside Air Opening 14
Evaporative Cooling Module (Option AS3, AS4, AS5, or AS8) 14
Discharge Air Temperature Sensor Installation 14
Piping Connections 16
Gas Supply Pressure 16
Gas Supply Piping 17
Supply Piping Connections 17
Electrical Connections 19
Control Wiring 20
CONTROLS 22
Thermostat 22
Remote Console 22
Combustion Air Proving Switch 22
Blower Fan Control 22
Limit Control 23
Reverse Flow Limit Control 23
High Ambient Limit Control 23
Airflow Proving Switch (Makeup Air with Option BW1) 23
Variable Frequency Drive 23
Combination Gas Valve 23
Optional Two-Stage Control (Heating Only Application) 23
Optional Two-Stage Control (Makeup Air Application) 24
Optional Ductstat with Capillary Tubing (Option AG3) 24
Optional Ductstat with Electronic Remote Setpoint Module (Option AG15) 25
Optional Electronic Modulation 25
Electronic Modulation Between 50% and 100% Firing Rate (Option AG7, AG8, or AG9) 25
Computer-Controlled Electronic Modulation Between 50% and 100% Firing Rate (Option AG21) 26
Electronic Modulation Between 20–28% and 100% Firing Rate (Option AG39) 26
Electronic Modulation Between 20–28% and 100% Firing Rate (Option AG40) 27
Pilot and Ignition Systems 29
Burners and Carryover System 29
Dampers and Damper Controls 30
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