26SI Series Alternator – Alternator Regulators

6N3161 12V (Motorola Number 8RD2018)

Polarity is negative ground or insulated.

Voltage setting range … 13.2 to 14.4 V

(1) Remove cap to adjust voltage.

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

Position 1 … 14.2 to 14.7 V

Position 2 … 14.1 ± .2 V

Position 3* … 13.8 ± .2 V

Position 4 … 13.5 ± .2 V

Position 5 … 13.2 ± .2 V


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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


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