3208 INDUSTRIAL & MARINE ENGINES Caterpillar

6N3821 Regulator Used With 2P1204 Alternator

Voltage rating ... 24 V

Polarity ... Negative Ground

Voltage setting ... 27.3 to 28.7 V ^*

(1) Adjustment screw and washer.

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^*With voltage adjustment screw (1) in position "N" (center). When screw (1) is in position "L", voltage will be 0.5 V less. When screw (1) is in position "H", voltage will be 0.5 V higher.