Installation

ManualsBrandsC.E. Niehoff & Co. ManualsHardwareN2003 LBCD

II0033EPage 1 of 2

N2003 Load and Battery

Control Device (LBCD)

For Use With CEN N1509, N1506-1,

and N1511 Alternators

Installation Instructions

C. E. Niehoff & Co

BRUSHLESS ALTERNATORS

1. Install N2003 LBCD in location specified by

vehicle manufacturer. Torque mounting hardware

to 3.39 Nm/30 lb. in. See Figure 2 on page 2.

Do not exceed recommended

torque. Component damage

will result.

This symbol is used to indicate the

presence of hazards that can cause

minor personal injury or equipment

damage.

CAUTION

2. Jam nuts must be in position and tightened to

specifications before installing remaining cables

and hardware.Connect cables as shown in Figures 1

and 2 in proper stacking order. Hold jam nuts with

19mm wrench while tightening the 8mm clamping

hex nuts to specifications shown in Figure 2.

Do not exceed recommended

torque. Component damage

will result.

Support cables within 305 mm/

12 in. of LBCD. Failure to

do so can cause component

damage.

3. Simple wiring schematic is shown on page 2.

4. Test components to make sure they operate

properly.

This symbol is used to indicate the

presence of hazards that will cause

severe personal injury, death or

equipment damage.

DANGER

CAUTION

24 V

FROM

ALTERNATOR

24 V

FROM

BATTERY

24 V LOAD

12 V LOAD

12 V

FROM

ALTERNATOR

12 V

FROM

BATTERY

Figure 1 - Cable Arrangement (See Wiring Diagram on Page 2)

Summary of content (2 pages)

PAGE 1
N2003 Load and Battery Control Device (LBCD) C. E. Niehoff & Co. For Use With CEN N1509, N1506-1, and N1511 Alternators BRUSHLESS ALTERNATORS Installation Instructions DANGER CAUTION 1. This symbol is used to indicate the presence of hazards that will cause severe personal injury, death or equipment damage. 2. This symbol is used to indicate the presence of hazards that can cause minor personal injury or equipment damage. DANGER Install N2003 LBCD in location specified by vehicle manufacturer.
PAGE 2
M8 Clamping hex nut – torque to 17.7 ±1.4 Nm/144 ±12 lb.in. DANGER Cable from battery T T T Lockwasher T Do not exceed recommended torque. Component damage will result. Cable from alternator T Use 19mm wrench to hold jam nut (10.9Nm/96 lb. in. torque applied to jam nut at factory) T Note: A cap is factory-installed on N2003-1 models only. Figure 2 - Stacking Order and Torque DANGER Lockwasher T T M5 x .8 Bolt – torque to 6.8 ±1.4 Nm/60 ±12 lb.in. Do not exceed recommended torque.