Table of Contents
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OUTDOOR DUCT FURNACE INSTALLATION, OPERATION,
AND MAINTENANCE
• Failure to follow safety warnings exactly could result in serious injury or property damage.
• Installation and service must be performed by a qualified installer, service agency or the gas
supplier.
• Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or
any other appliance.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Leave the building immediately.
• Immediately call your gas supplier from a neighbor's phone. Follow the gas suppliers
instructions.
• If you cannot reach your gas supplier, call the fire department.
DO NOT DESTROY. PLEASE READ CAREFULLY. KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.
MODEL SERIES RG, RPV, AND RX
NOTE: Model CRX shown.
⚠ WARNING ⚠
FIRE OR EXPLOSION HAZARD
WHAT TO DO IF YOU SMELL GAS
Revision: I-RX-RG-RPV (09-19) PN1027501R0
Supersedes: D300536 (01-15) I-RX-RG-RPV
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Table of Contents
Related Manuals for Reznor RPV Series
Summarization of Contents
General Information
Important Safety Information
Key safety warnings, hazard definitions (Danger, Warning, Caution), and general precautions.
Warranty
Conditions under which the furnace warranty is voided due to improper use or installation.
Applicability
Lists models covered by the manual and their applicability to different systems.
Installation Codes
Standards and codes governing furnace installation, including national and local requirements.
Clearances
Minimum distances required from combustibles for safe furnace installation and operation.
Dimensions
Physical dimensions and diagrams for Model RG series, including detailed measurements.
Weights
Approximate net weights for various furnace models, essential for rigging and support.
Gas Connections
Specifications and requirements for connecting the gas supply to the furnace.
Installation
Uncrating
Instructions for safely removing the furnace from shipping packaging and inspecting for damage.
Pre-Installation Checklist
Essential checks and preparations required before starting the furnace installation process.
Reversing Airflow by Changing Direction of Heat Exchanger Air Baffles
Procedure to alter the airflow direction by repositioning internal baffles.
Combustion Air Requirements
Specifies the necessary conditions and intake for combustion air for proper furnace operation.
Rigging and Mounting Furnace
Guidelines for safely lifting, supporting, and securing the furnace unit to its installation location.
Venting
Instructions for proper installation of vent caps, extensions, and flue systems for exhaust.
Condensate Drain
Information regarding the furnace's built-in condensate drain features.
Duct Connections
Requirements and suggestions for properly connecting supply and return air ducts to the furnace.
Duct Furnace Airflow Requirements
Guidelines for air throughput, temperature rise, and pressure drop for optimal performance.
Duct Furnace Blower Connections
Recommended arrangements and considerations for connecting blowers to the duct furnace.
Bypass Duct Sizing
Method for determining the correct size for a bypass duct based on CFM and pressure drop.
Gas Piping and Pressures
Procedures, safety precautions, and requirements for gas supply line installation and pressure testing.
Electrical Supply and Connections
Requirements for electrical power supply, wiring, grounding, and connections.
Component Descriptions and Adjustments
Limit Control
Function of the high limit switch for safety shutdown due to over-temperature or motor failure.
Optional Fan Control
Details on the optional fan control's operation, delay features, and safety aspects.
Combustion Air Proving Switch
Role of the pressure switch in verifying proper combustion airflow before ignition.
Gas Valve
Description of the standard 24V combination gas control valve and its functions.
Optional Two-Stage Operation
How two-stage firing rates are controlled for heating and makeup air applications.
Optional Mechanical Modulation
Function of mechanical modulation for regulating gas flow based on sensing elements.
Optional Electronic Modulation
Explanation of electronic systems used to modulate burner firing rates based on temperature.
Horizontal Pilot
Information on the horizontal pilot assembly, its target-type feature, and adjustment.
Intermittent Spark Ignition Safety Pilot Systems
How intermittent spark ignition and safety pilot systems function, including lockout features.
Burners and Carryover System
Description of the furnace's individually formed burners and carryover system.
Burner Air Adjustment
Procedure for adjusting air shutters to achieve optimal flame characteristics.
Operation
Pre-Startup Checklist
A comprehensive list of checks to perform before the initial furnace startup.
Startup Checklist
A step-by-step sequence for verifying correct furnace operation during initial startup.
Post-Startup Checklist
Final operational checks to ensure proper function after the furnace has been started.
Maintenance
Maintenance Schedule
Recommended frequency and tasks for annual furnace inspection and upkeep.
Maintenance Procedures
Detailed, step-by-step instructions for performing various maintenance tasks.
Burner Maintenance
Instructions for removing, disassembling, cleaning, and reassembling furnace burners.
Heat Exchanger Maintenance
Procedures for cleaning the heat exchanger's inner and outer surfaces to maintain efficiency.
Troubleshooting
General Troubleshooting
A guide to common furnace problems, their probable causes, and recommended remedies.
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