GR157, DCM Universal Heater Motor (5/16″ Shaft) 2 Speed

• 5 Wire
• Speed: 2
• Voltage: 12
• Rotation: Reversible
• Shaft: Single 5/16″
• Motor Length: 3″ (With Out Studs)
• Shaft Length: 1.8″ (With Studs)
• Front Stud Length: 1/2″
• Rear Stud Length: 1/2″
• Motor Diameter: 3″
• Ground External
• Type: WF
• Clockwise: Connect Black & Blue Wires, Yellow is Ground
• Counter Clockwise: Connect Blue & Yellow Wires, Black is Ground
• 1 year Limited Warranty 

Cross #’s: D-001C-490, 1012015, 2807-510-146, D-001-490

Wiring Guide

Motor Wire         Switch                          Switch

Orange                High                              High

Red                     Low                               Low

Black                   *Wire to Blue Ground     *Wire to Blue Ground

Yellow                  Ground                         *Wire to

Blue                     *Wire to Black wire        *Wire to Black wire

DCM Manufacturing Inc., a Dreison International
Company, is a recognized leader in the manufacturing and sales of OEM air movement products and DC
motors for the mobile HVAC markets. Dreison International
Inc. began operations in 1976. Corporate offices are located in Cleveland, Ohio and Grand Prairie, Texas, with
manufacturing in Mexico and China.
Bus and specialty vehicle products include electric motors, axial
fans and centrifugal blowers for condensers, evaporators and heaters utilizing 12 and 24-volt DC motors. DCM also manufactures a
complete line of Plastic ventilation Louvers and Accessories.
DCM bus replacement products are found in a variety vehicles throughout the North American school bus, shuttle bus,
and general transportation industry.
DCM OEM bus parts have been a standard in the industry dating back to the development of bus heating and air
conditioning.