All installations and services must be performed by qualified service personnel.
5.Never test for gas leaks with an open flame. Use a commercially available soap solution made specifically for the detection of leaks to check all connections. Refer to Section II, L of this manual.
6.Always adjust the furnace to operate within the furnace’s
7.Make sure supply and return air ducts are completely sealed to the furnace casing. Ductwork must run to an area outside the air space where the furnace is located and be sealed where it runs through walls, ceilings, and floors. Refer to Section II, G of this manual.
8.This furnace is not to be used for temporary heating of buildings or structures under construction
9.Refer to MDA1 horizontal application Section II, F of this manual for safety switch relocation associated with horizontal installation of the MDA1.
10.Inform and demonstrate to the user, the correct operation and maintenance of the appliance as explained in the Users Information Manual.
11.Inform the user of the hazards of flammable liquids and vapors and to remove such liquids and vapors from the vicinity of the appliance.
12.Inform the user of warnings and cautions as well as user information in the sidewall venting manufacturer’s manual when sidewall venting is applied.
II. Installation Guidelines
A. Codes
All local codes and/or regulations take precedence over the instructions in this manual and should be followed accordingly. In the absence of local codes, installation must conform to the instructions and the regulations of the National Fire Protection Association National Electrical Code,
The heating capacity of the furnace proposed for installation should be based on a rate of heat loss calculation made according to the manuals provided by the Air Conditioning Contractors of America (ACCA) or ASHRAE.
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