Size of motor: 2¹⁄₂ H. P. per sweeper capacity.

Control: Cutler Hammer.

Class 3.

—Large building or group of buildings where carpet cleaning is important and long lines of piping are necessary.

Renovator: See [list] for “large volume” plants, [Chapter IV].

Hose: 1-in. diameter.

Separators: One centrifugal dry and one wet.

Vacuum Producer: Piston type pump. Capacity, 45 cu. ft. of free air per minute for each sweeper of plant capacity at 14 in. vacuum.

Size of motor: 4 H. P. for each sweeper of plant capacity.

Control: Automatic unloader for continuous service. Cutler Hammer for intermittent work at all times.