; : INSTALLATION INSTRUCTION FOR SPINNAKER ALLIED AIR CLIP LOCK ROOF CURB TO SUIT CAT #21J13 21J26, 21U04 ¥ US PATENTS 5188333, 5255887 CANADIAN PATENT 2073900 ADDITIONAL PATENTS PENDING CURB VERIFICATION PRIOR TO FRAME FINAL ASSEMBLY AND INSTALLATION, VERIFY THAT ALL THE DIMENSIONS AND MODEL NUMBER DESIGNATIONS MATCH THOSE SHOWN ON THE ENCLOSED DRAWING. NOTIFY THE FACTORY OF ANY DISCREPANCIES.
INSTALLATION INSTRUCTION FOR SPINNAKER ALLIED AIR CLIP LOCK ROOF CURB TO SUIT CAT #21J13 217142115 21716,21J17,21319,2172021125 21J26, 21U04 FIG#5 SECURING FRAME TO ASSURE PROPER MATING WITH UNIT, IT IS MANDATORY THE MOUNTING FRAME BE SQUARE TO ROOF STRUCTURE AS FOLLOWS: WITH FRAME SITUATED LEVEL IN DESIRED LOCATION ON ROOF TRUSSES, TACK WELD ONE CORNER OF FRAME. MEASURE FRAME DIAGONALLY FROM ONE CORNER AS SHOWN IN THESE DIMENSIONS MUST BE EQUAL FOR FRAME TO SQUARE.
INSTALLATION INSTRUCTION FOR SPINNAKER ALLIED AIR CLIP LOCK ROOF CURB TO SUIT CAT 21126, 21U04 INSTALLATION PROCEDURE:1.REMOVE SHIPPING BRACKET FROM THE BOTTOM OF THE UNIT BASE. 2, REMOVE THE DOWN FLOW SUPPLY/RETURN DUCT COVERS FROM THE UNIT. THEN LOCATE THE SCREWS THAT FASTEN THE BOTTOM METAL DUCT COVERS TO THE BASE. REMOVE THESE ALONG WITH ANY INTERFERING FOIL TAPE. THEN REMOVE SCREWS LOCATED BETWEEN THE SUPPLY AND RETURN AIR OPENINGS THAT ATTACH THE BLOWER DECK TO THE BASE. DISCARD THESE SCREWS.
