Carrier 58CVA Installation, Start-up, Operating And Service And Maintenance Instructions

Also see for 58CVA: Installation, start-up, operating and service and maintenance instructions Installation, start-up, operating and service and maintenance instructions Installation, start-up, operating and service and maintenance instructions Installation, start-up, operating and service and maintenance instructions Product data

Carrier 58CVA Installation, Start-up, Operating And Service And Maintenance Instructions Manual pdf 13 page image

Maintain a 1-in. clearance from combustible materials to supply airductwork for a distance of 36 in. horizontally from the furnace. SeeNFPA 90B or local code for further requirements.For a furnace not equipped with a cooling coil, the outlet duct shallbe provided with a removable access panel. This opening shall beaccessible when the furnace is installed and shall be of such a sizethat the heat exchanger can be viewed for possible openings usinglight assistance or a probe can be inserted for sampling the airstream.DUCTWORK ACOUSTICAL TREATMENTInstallation tip: Metal duct systems that do not have a 90 degreeelbow and 10 ft of main duct to the first branch take-off mayrequire internal acoustical lining. As an alternative, fibrous duct-work may be used if constructed and installed in accordance withthe latest edition of SMACNA construction standard on fibrousglass ducts. Both acoustical lining and fibrous ductwork shallcomply with NFPA 90B as tested by UL Standard 181 for Class 1Rigid air ducts.→ Fig. 14—Duct FlangesA02329UPFLOW OWNFLOW HORIZONTALPREFERREDPERMITTEDPREFERREDPREFERREDPREFERRED120˚MINPREFERRED 120˚MINPREFERRED120˚MIN90˚ 90˚PERMITTED PERMITTEDD→ Fig. 15—Horizontal Unit SuspensionA023451/4" THREADED ROD4 REQ.SECURE ANGLEIRON TO BOTTOMOF FURNACE WITH3 #8 x 3/4" SCREWSTYPICAL FOR 2 SUPPORTS1" SQUARE, 11/4" x 1 1/4" x 1/ 4" ANGLE IRONOR UNI-STRUT MAY BE USED(2) HEX NUTS, (2) WASHERS & (2) LOCK WASHERSREQ. PER ROD8" MIN FOR DOORREMOVALOUTER DOORASSEMBLY12