3500 Generator Set Engines Caterpillar


Alternator and Regulator

Usage:

3508 1ZF


Illustration 1g02542197

Note: Load the battery with a carbon pile 4C-4911 Battery Load Tester in order to get the maximum alternator output.

Table 1
Specification for 6N-9294 Charging Alternator Gp 
Item  Qty  Part  Specification Description 
Torque the bolt before you tighten the mounting bolt of the alternator. 
Torque bolt to 88.4 ± 6.8 N·m (65.2 ± 5.0 lb ft).
187-2034 Flange Nut  Torque to 102 ± 7 N·m (75 ± 5 lb ft)
6V-8187 Nut  Use a 7/16 ring terminal for (B+) terminal. 
(B+) terminal. Torque to 6.2 ± 0.6 N·m (54.9 ± 5.3 lb in).
030-9612 Screw  (B-) terminal. Torque to 2.25 ± 0.25 N·m (19.91 ± 2.21 lb in)
3T-6354 Voltage Regulator As  Voltage setting requires no adjustment.
Permissible voltage range is 27 to 29 V. 
Voltage is 24 V. 
Amperage is 35 Amp. 
Polarity is negative ground. 
Rotation is in either direction. 
Minimum full load current at 5000 rpm is 35 Amp. 
Minimum full load current at 1500 rpm is 11 Amp. 
Output voltage is 28 ± 1 V. 

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