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Step-by-step instructions for converting a furnace from downflow to upflow orientation.
Step-by-step instructions for converting a furnace from upflow to downflow orientation.
Lists minimum required clearances for downflow, upflow, and horizontal installations.
Describes methods for integrating air conditioning coils with furnace duct systems.
Specifies the acceptable operating range for return air temperature.
Details how to connect return air ducts for upflow, downflow, and horizontal configurations.
Information on the necessity and placement of air filters for furnace protection.
Information on determining the correct size for the furnace vent system.
Procedures and precautions for venting into existing masonry or tile chimneys.
Steps to inspect an existing chimney for suitability and safety before use.
Guidance on using Type B double wall vent pipe and its installation requirements.
Instructions for making the vent connection to the furnace's vent blower.
Information on selecting the correct size for the vent connector pipe.
Discusses causes and prevention of condensation in the venting system.
Procedures for safely decommissioning an old furnace from a shared vent system.
Details for making field wiring connections and ensuring proper polarity.
Requirements for ensuring a safe and uninterrupted electrical ground connection.
Guidance on thermostat and unit wiring connections.
Instructions for setting the adjustable heat anticipator on the thermostat.
Step-by-step guide on how to safely start and operate the furnace.
Information on locating and using the gas shutoff valve for safety.
Method for determining and verifying the furnace's gas input rate.
Detailed instructions for calculating the gas input rate using a gas meter.
Guidance on slightly adjusting the gas input rate via manifold pressure.
Procedure for measuring and verifying the air temperature rise across the furnace.
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