3406 INDUSTRIAL & MARINE ENGINES Caterpillar


Alternator Regulator

Usage:

2N7279 24V (Motorola Number TVR24-29C)

Polarity is negative ground or insulated.

Voltage setting range ... 28.4 ± 0.2V

6N3160 24V (Motorola Number 8RD3019)

Polarity is negative ground or insulated.

Voltage setting range ... 26.8 to 29.2 V

(1) Remove cap to adjust voltage.

Turn the adjustment screw clockwise to increase voltage. There are five adjustment positions:

Position 1 ... 29.25 ± .35 V

Position 2 ... 28.6 ± .3 V

Position 3* ... 28.0 ± .3 V

Position 4 ... 27.4 ± .3 V

Position 5 ... 26.8 ± .3 V


*New regulators are adjusted at the factory to Position 3.
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