All installations and services must be performed by qualified service personnel.
after turning off the gas supply. A final test for gas leakage must be made after purging the gas line.
: DO NOT wet electronic components during the leak test. Wetting electronic components may damage circuitry and cause a hazardous situation. Dry moisture from all leads and terminals if wetting occurs. Wait at least 24 hours for the circuit to fully dry before energizing the system.
: The furnace and its gas valve must be disconnected from the gas supply during pressure testing of the gas supply system at pressures in excess of 1/2 PSIG or 14.0 inches W.G. The furnace can be isolated from the gas supply by closing its manual shut off valve at test pressures equal to or less than 1/2 PSIG or 14.0 inches W.G.
: Copper and brass tubing and fittings (except tin lined) shall not be used if the gas contains more than a trace (0.3 grains per 100 cubic ft.) of hydrogen sulfide gas. Check with your gas supplier.
: If you suspect there is a problem with the furnace, the venting system or any other related problem, immediately contact a qualified service agency. If a service agency is not available, contact your fuel supplier.
: Personal injury, or property damage, could result from major repair or service of this furnace by anyone other than a qualified contractor. Only the routine maintenance described in the user section of this manual should be performed by the user.
: Do not block or obstruct air openings on the furnace or air openings communicating with the area in which the furnace is installed.
: Do not allow the outside air intake to be blocked or obstructed by vegetation, ice, snow or any other materials.
: Do not use this furnace if any part has been underwater. Immediately call a qualified service agency to inspect the furnace and to replace any part of the electrical or control system, which has been underwater.
: Should overheating occur or the gas supply fail to shut off, shut off the manual gas supply valve to the furnace before shutting off the electrical supply.
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