Hand rope shall be soft woven white polyester 3/4~ in diameter with a swivel connector GUIDE RAILS: CABLES/HAND ROPE:Ĭommercial dumbwaiter hoistosbleshallbeaircraftcable3/8-6x37fibercore, with an ultimate breaking strength of 6,650 pounds Residential dumbwaiter hoist cable shall be galvanized aircraft cable 3/16″ 7 x 19 with an ultimate breaking strength of 4200 pounds. Shall be constructed from mild steel and adjustable Shall be the proper weight 10 minimize the amount of effort required to operate dumbwaiter with the rated load. The traction sheave shall be heavy cast gray iron, with machined groove(s) properly designed to promote good traction and long cable life. Brake components shall be precision machined gray iron and aluminum bronze Machine shall have ample strength capable of supporting the car with rated load and the counterweight. Shall be furnished with a fully automatic setting brake mechanism. Hoist machine shall be fitted with self-aligning ball bearings for all rotating shafts. Shall have heavy steel support frames held rigidly in place by cold roll steel tie rods. CAR:Ĭar shall have dimensions of wide, deep, high, and shall have adjustable shelves. TO SPECIFY: The dumbwaiter contractor shall furnish and install a manually operated traction type dumbwaiter Model manufactured by Miller Manufacturing, Inc Dumbwaiter shall have a lifting capacity of pounds Dumbwaiter shall have stops, with openings located on the (front) (front/rear) (front/right or left side) of hoistway Total dumbwaiter travel shall be feet inches. *ALL DIMENSIONS ARE FINISH (TOP NUMBERS ARE METRIC)
Complies with ANSI Safety Code for Dumbwaiters.Precision molded bearing quality guide shoes.Heavy-duty hoist machine fitted with self-aligning ball bearings.
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