Motor/Engine - Norton BBL547 Owner's Manual

4. Check belt tension frequently during the first day of operation. Check belt
tension periodically thereafter and make any necessary adjustments.
5. The two most common causes of misalignment are shown in the drawing.
a). The engine drive shaft pulley and the blade shaft are not parallel. See figure I
b). The pulleys are not located properly on the shafts. (See figure 2)
6). To check alignment, all you need is a steel straight edge.
7). Line up the straight edge along the outside faces of both pulleys as shown in
the drawing.
8). Misalignment will show up as a gap between the pulley face and the straight
edge.
9). Make sure that the width of the outside land is equal on both pulleys.
III. MAINTENANCE
B. Motor
The motors are specially designed for masonry sawing. It is totally enclosed and
the sealed bearings require no lubrication. The motor is equipped with thermal
overload protection.
1. Periodically clean the dirt and sludge build-up from the motor fan housing and
cooling fins.
2. If the motor becomes overheated, the protector shuts the motor off. Turn the
motor switch to the "OFF" and identify the cause of overheating.
For any Electric Motor service, warranty, or technical related questions please
contact your nearest Baldor service center:
Baldor Electric Company
Corporate Headquarters
5711 R.S. Boreham, Jr. St.
P.O. Box 2400
Fort Smith, AR 72901
Phone: (501) 646-4711
Fax: (501) 648-5792
Web Page: http://www.baldor.com/support/default.asp
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