Ce-niehoff-co N1240-2/3 & N1243-2/6 Alternators Installation Manuel d'utilisateur télécharger pdf

II85C

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N1240-2/3 and N1243-2 Alt. with N3218 Regulator

N1243-6 Alt. with N3271 Regulator

Installation Instructions

This symbol is used to indicate

presence of hazards that can cause

minor property damage.

CAUTION

Install alternator as shown in Figure 1:

Slip bushing located in rear mounting

foot must be securely tightened against

alternator mounting bracket on engine.

Failure to do so can result in broken

mounting feet or broken upper mounting

bracket.

Figure 1 - Alternator Installation Details

CAUTION

1. Units are shipped with pulley, belleville washer, and

nut. Check torque on locknut for 163 Nm/ 120 lb. ft.

2. Use hardened washers between aluminum surfaces

and bolt heads and nuts. Torque mounting bolts to

88 Nm/65 lb. ft.

3. All cabling, wiring or conduit must be supported

within 305 mm/12 in. of termination on alternator.

4. Choose wire gauge for B+ and B– cables capable of

handling maximum alternator output with minimum

voltage drop.

C. E. Niehoff & Co. • 2021 Lee Street • Evanston, IL 60202 Tech Services Hotline 800-643-4633

B+ terminal

(on reverse side of control unit)

M12x1.75 Bolt –

torque to 32 Nm/24 lb. ft.



B– terminal

M10x1.5 Bolt –

torque to 15 Nm/11 lb. ft.



M12/0.50 in. Locknut –

torque to

88 Nm/65 lb. ft.



Hardened washer



Slip bushing must be tightened against

bracket — see “CAUTION” above



M20x1.5 Nut

torque to 163 Nm/120 lb.ft.



Belleville washer

M12/0.50 in.

mounting bolt

(full length)



Hardened

washer



Bracket

on engine

Alternator

mounting

bracket

on engine



M12x1.75 Mounting bolt –

torque to 61 Nm/45 lb. ft.

Hardened washer



Vehicle harness

connection



Regulator IGN terminal;

torque to 4.5 Nm/40 lb. in.

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II85CPage 1 of 1N1240-2/3 and N1243-2 Alt. with N3218 RegulatorN1243-6 Alt. with N3271 RegulatorInstallation Instructions This symbol is used to

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Ce-niehoff-co N1240-2/3 & N1243-2/6 Alternators Installation Manuel d'utilisateur

Naviguer en ligne ou télécharger Manuel d'utilisateur pour Matériel Ce-niehoff-co N1240-2/3 & N1243-2/6 Alternators Installation. C.E. Niehoff & Co. N1240-2/3 & N1243-2/6 Alternators Installation User Manual Manuel d'utilisatio

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