- (a) Type A-2 and Type B buses with a GVWR of 15,000 lbs. or less shall have a minimum 130 ampere alternator.
- (b) Type A-2 and Type B buses with a GVWR over 15,000 lbs. and all Type C and Type D buses shall be equipped with a heavy duty truck or bus type alternator having a minimum output rating of 130 amps or higher sufficient to maintain a full battery charge with all electrical equipment and accessories, except starter motor, operating simultaneously.
- (c) Buses equipped with an electrically powered wheelchair lift, air conditioning or other accessories may be equipped with a device that monitors the electrical system voltage and advances the engine idle speed when the voltage drops to, or below, a preset level.
- (d) A belt alternator drive shall be capable of handling the rated capacity of the alternator with no detrimental effect on any other driven components.
- (e) A direct drive alternator is permissible in lieu of a belt driven alternator.
(Adopted effective May 2, 2007)