26SI Series Alternator – Alternators and Regulators

7G7889 Alternator (12V 60A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Either Direction

Minimum full load current at 5000 rpm … 60A

Minimum full load current at 1500 rpm … 22A

Output voltage … 14.0 ± 0.3V

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Torque for positive terminal nut … 6.2 ± 0.6 N·m (55 ± 5 lb in)

(3) Torque for ground terminal nut … 2.25 ± 0.25 N·m (20 ± 2 lb in)

(4) Regulator.

Voltage Setting … No adjustment

Permissible voltage range … 13.7 to 14.3V

3T6352 Alternator (24V 35A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Either Direction

Minimum full load current at 5000 rpm … 35A

Minimum full load current at 1500 rpm … 11A

Output voltage … 28 ± 1V

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Torque for positive terminal nut … 6.2 ± 0.6 N·m (55 ± 5 lb in)

(3) Torque for the ground terminal nut … 2.25 ± 0.25 N·m (20 ± 2 lb in)

(4) Regulator.

Voltage setting … No adjustment

Permissible voltage range … 27 to 29V

9X6796 Alternator (12V 115A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Either Direction

Minimum full load current at 5000 rpm … 107A

Minimum full load current at 1500 rpm … 45A

Output voltage … 14.0 ± 0.5V

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Terminal torques:

Torque for positive terminal nut … 11.3 ± 2.3 N·m (100 ± 20 lb in)

Torque for ground terminal nut … 6.2 ± 0.6 N·m (55 ± 5 lb in)

Regulator.

Voltage Setting … No adjustment

Permissible voltage range … 13.7 to 14.3V

7N9720 Alternator (24V 35A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Clockwise

Minimum full load current at 5000 rpm … 35A

Minimum full load current at 1500 rpm … 12A

Output voltage … 27.5 ± 1.0V

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Regulator.

Voltage setting … No adjustment

Permissible voltage range … 26.5 to 28.5V

(3) Torque for positive terminal nut … 14 ± 1 N·m (10 ± 1 lb ft)

(4) Torque for ground terminal nut … 2.1 to 2.8 N·m (19 to 25 lb in)

100-5046 Alternator (24V 50A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Either Direction

Minimum full load current at 5000 rpm … 45A

Minimum full load current at 1500 rpm … 14.5A

Output voltage … 27.5 ± 1.0V

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Regulator.

Voltage setting … No adjustment

Permissible voltage range … 26.5 to 28.5V

(3) Torque for positive terminal nut … 14 ± 1 N·m (10 ± 1 lb ft)

(4) Torque for ground terminal nut … 2.25 ± 0.25 N·m (20 ± 2 lb in)

9W3043 (24V 52A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Either Direction

Minimum full load current at 5000 rpm … 47A

Minimum full load current at 1500 rpm … 13.5A

Output voltage … 28 ± 1V

(1) Shaft nut torque … 50 ± 5 N·m (37 ± 4 lb ft)

(2) Torque for B+ terminal nut … 7.75 ± 0.25 N·m (70 ± 2 lb in)

(3) Torque for D+ terminal nut … 1.70 ± 0.25 N·m (15 ± 2 lb in)

(4) Torque for B- terminal nut … 3.60 ± 0.80 N·m (32 ± 7 lb in)

(5) Torque for R terminal nut … 2.25 ± 0.25 N·m (20 ± 2 lb in)

NOTE: R Terminal is the AC tap from stator and is identified by the letter W.

Regulator.

Voltage Setting … No adjustment

8T9700 (12V 55A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Clockwise

Minimum full load current at 5000 rpm … 50.4A

Minimum full load current at 1500 rpm … 31.5A

Output voltage … 14.0 ± 0.5

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Torque for battery terminal (B) … 3.6 ± 0.8 N·m (32 ± 7 lb in)

(3) Torque for ignition terminal (IG) … 2.25 ± 0.25 N·m (20 ± 2 lb in)

(4) Torque for R terminal … 2.25 ± 0.25 N·m (20 ± 2 lb in)

(5) Torque for ground terminal (E) … 3.6 ± 0.8 N·m (32 ± 7 lb in)

Regulator.

Voltage setting … No adjustment

Permissible voltage range … 14.25 ± 0.35V

9G4574 Alternator (24V 35A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Either Direction

Minimum full load current at 5000 rpm … 35.6A

Minimum full load current at 1500 rpm … 15.8A

Output voltage … 28 ± 1V

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Torque for positive terminal nut … 14 ± 1 N·m (10 ± 1 lb ft)

(3) Torque for ground terminal nut … 4.4 ± 1.0 N·m (39 ± 9 lb in)

(4) Regulator.

Voltage setting … No adjustment

Permissible voltage range … 27 to 29V

100-5045 Alternator (24V 50A)

NOTE: Load the battery with a carbon pile (4C4911 Battery Load Tester) to get the maximum alternator output.

Polarity … Negative Ground

Rotation … Either Direction

Minimum full load current at 5000 rpm … 44.6A

Minimum full load current at 1500 rpm … 16.5A

Output voltage … 28 ± 1V

(1) Shaft nut torque … 102 ± 7 N·m (75 ± 5 lb ft)

(2) Torque for positive terminal nut … 14 ± 1 N·m (10 ± 1 lb ft)

(3) Torque for ground terminal nut … 4.4 ± 1.0 N·m (39 ± 9 lb in)

(4) Regulator.

Voltage setting … No adjustment

Permissible voltage range … 27 to 29V