C.E. Niehoff & Co. N1241-1, N3208 Installation
N1241-1 Alternator / N3208 Regulator
Install N1241-1 alternator/N3208 Regulator per diagrams
on pages 1 and 2.
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E Terminal:
Torque locknut to 3.4 Nm/30 lb.in.
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OEM Wiring Connections
Installation Instructions
Screw –
Torque to 8.5 Nm/75 lb.in.
Lock washer
Washer
R Terminal:
Torque locknut to 3.4 Nm/30 lb.in.
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Screw –
Torque to 8.5 Nm/75 lb.in.
Top Mounting Bolt on alternator,
3/8 SAE Grade 5 min.;
torque to 28 Nm / 20 lb. ft.
Washer
Lock washer
Figure 1a – N3208 Regulator Wiring Connections
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N1241-1
Alternator
Page 1 of 2
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Bottom Mounting Bolt on alternator,
1/2 SAE Grade 5 min.; torque to 65 Nm / 88 lb. ft.
Figure 1– N1241-1 Alternator
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Slip bushing
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Lock
washer
Washer
Terminal from vehicle output leads
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Bolt, 1/2-13;
torque to 23 Nm / 17 lb.ft.
Figure 1b – 28 V or 14 V B+ Terminal Stacking Order
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N1241-1
Alternator
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Ground Terminal Bolt,
5/16-18 UNC-2A;
torque to 23 Nm / 17 lb. ft.
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Lock washer
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Vehicle
ground lead
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Figure 1c – Ground Terminal Stacking Order
C. E. Niehoff & Co. • 2021 Lee Street • Evanston, IL 60202 Tech Services Hotline 800-643-4633
Page 2 of 2
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