C.E. Niehoff & Co. N1505-1 Alternator/N3226N3135 Regulator Installation User Manual
Page 2

II0030A
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C. E. Niehoff & Co. • 2021 Lee Street • Evanston, IL 60202 Tech Services Hotline 800-643-4633
➛
Regulator – “+14V”terminal
➛
N3135
Regulator
➛
Nut, 5/16-18 UNC-2B;
torque to 5.6 Nm / 50 lb.in.
Washer
➛
➛
Nut, 1/4-20; torque to
2.8 Nm / 25 lb.in.
Washer
Regulator – “IGN” Terminal
Boots (p/n N9464,
supplied in
envelope assembly)
Vehicle harness
➛
Regulator – “AC” Terminal
➛
Locknut, #10-24;
torque to 2.3 Nm / 20 lb.in.
Washer
➛
➛
➛
➛
➛
N1505-1
Alternator
SINGLE VOLTAGE (28 V) applications (see other side for dual voltage):
1. Connect as shown on this page.
Figure 1a – N3135 Regulator Single Voltage Wiring Connections
Figure 1– N1505-1 Alternator
➛
Figure 1b – Positive Terminal Connections
➛
Figure 1c – Ground Terminal Connections
➛
Screw 10-32 UNF-2A;
torque to 3.4 Nm / 30 lb. in.
➛
Regulator
connector
➛
Phase
connector cap
➛
Lockwasher
➛
568
2A
➛
Washer
Lockwasher
➛
Ground Terminal
Bolt .3125-18-
torque to 9Nm/80 lb. in.
Terminal on
vehicle ground lead
➛
➛
Terminal and
Vehicle “B+” lead
➛
Washer
➛
Nut, .25-20; torque to
7.3 Nm / 65 lb.in.
➛
+28 V Positive
Terminal
on alternator
Boot
➛
6E