Armstrong EG7H SERIES User Manual

Essential safety guidelines regarding gas leaks and flammable materials.

Covers suitability, certifications, unpacking, and location considerations.

Details outlet duct requirements and counterflow duct connections.

Defines unconfined/confined spaces and their air supply needs.

Advises on conditions requiring outdoor air for combustion.

Instructions for installing external side filter racks and filter placement.

Discusses high-efficiency furnace venting and condensation.

Details approved vent materials, joint sealing, and maximum vent lengths.

Specifies required clearances and placement for vent terminals.

Instructions for connecting the vent system, drain trap, and supporting piping.

Outlines electrical wiring standards and gas piping requirements.

Details gas piping testing procedures and leak detection methods.

Covers gas pressure, regulator adjustment, and high altitude ratings.

Crucial safety steps and warnings before operating the furnace.

Step-by-step instructions for starting up and safely shutting down the furnace.

Visual guide and instructions for adjusting burner flame appearance.

Details blower speed, fan delay settings, and safety switch functions.

Recommendations for periodic service, filter cleaning, and check-out.

Procedures for cleaning and servicing the blower and main burners.

Step-by-step guide for cleaning primary and secondary heat exchangers.

Step-by-step guide for removing the primary heat exchanger.

Explains the sequence from thermostat call to main burner ignition.

Lists parts available from dealers and information needed for ordering.

Illustrates the electrical connections for the furnace's ignition system.

Provides a detailed wiring diagram for the EG6H & EG7H furnace.