Service Bulletin (UK) - Operation of 594A Regulator on large 24 volt alternators

This Service Bulletin (SB No.0041 - attachment below) describes the operation of the 594A regulator fitted to any of the following large frame alternators:

AC172R, AB172R, AB172RL
AC203R, AC203RA

The bulletin provides details of the regulator operation, along with additional details and typical fault indicators of the warning light.

The information contained in this bulletin is intended for professional technicians who have the proper tools, equipment, and training to perform the maintenance described. This information is NOT intended for ‘do-it-yourselfers’, and you should not assume that this information applies to your equipment. If you have any questions regarding this information please contact our customer service department at:
Prestolite Electric Ltd - Heavy Duty Systems
Bristol Road
Greenford Middlesex UB6 8UP England
Tel: +44 (0)20 8231 1137
Fax: +44 (0)20 8575 9575

SB_0041_594A_reg_operation.pdf66.34 KB