ISOLATOR 1679430 - Caterpillar

Illustration 1 g02559997
Table 1
Specification for 4N-3986 Charging Alternator Gp
Item Qty Part Specification Description
- - - Load the battery with a carbon pile 4C-4911 Battery Load Tester in order to get the maximum alternator output.
1 1 187-2034 Flange Nut Torque to 102 7 N m (75 5 lb ft).
2 - 6V-8187 Nut Use a 7/16 ring terminal for (B+) terminal.
(B+) terminal. Torque to 6.75 1.50 N m (59.74 13.28 lb in).
3 1 4B-2047 Nut Torque to 2.25 0.25 N m (20.00 2.00 lb in)
4 - 6V-8187 Nut (B-) terminal. Torque to 6.75 1.50 N m (59.74 13.28 lb in).
5 1 3T-6354 Voltage Regulator As Voltage setting is not adjustable.
Permissible voltage range is 27 to 29 V.
- - - Voltage is 24 V.
- - - Amperage is 60 amp.
- - - Polarity is negative ground.
- - - Rotation is either direction.
- - - Maximum turn on speed is 2000 rpm.
- - Alternator performance at 25 °C (77 °F).
- - - Minimum full load current at 5000 rpm is 68 amp.
- - - Minimum full load current at 2000 rpm is 42 amp.
- - - Output voltage is 28 1 V.