C.E. Niehoff & Co. C180etc and C181etc Installation User Manual
C.E. Niehoff & Co. Hardware
II162A
Page 1 of 4
C180-1 Alternator
w/ A8-206 Rectifi er-Regulator
C180-2 Alternator
w/ A8-207 Rectifi er-Regulator
C181-1 Alternator
w/ A8-208 Rectifi er-Regulator
C180/C181 Alternators
Installation Instructions
1. Install alternator with cover oriented in a position
that allows best vertical air flow through fins on
anti-drive end. See Figure 1 and 2:
a. C180-1, C180-2, and C181-1 units are shipped
with pulley/fan, flat washer, and nut installed.
b. C180 and C181 units are shipped with shaft
collar, flat washer, and nut. Remove and
discard shaft collar. Install pulley/fan and
furnished flat washer. Torque furnished nut to
68 Nm/50 lb. ft.
c. Use Grade 5 flange bolt and locking type flange
nuts to mount alternator. Self-locking type
screw is required to clamp up belt adjusting
bracket. Tighten the adjusting bracket before
tightening alternator mounting bolts. Torque
12mm x 1.75 mounting bolts to 50 Nm/ 37 lb. ft.
d. Follow vehicle manufacturer’s recommenda-
tions for belt tension.
2. Connect alternator and rectifier/regulator:
• C180-1—see page 2
• C180-2—see page 3
• C181-1—see page 4
• C180 and C181 alternators are replacements for
their corresponding dashed numbered alterna-
tors. Follow appropriate instructions listed above.
Figure 2 - C180-2/C180-1/C180 Alternator Details
Mounting lugs (2)
C180
C180-1
C180-2
Figure 1 - C181-1/C181 Alternator Details
C181
C181-1
Mounting lugs (2)
To rectifier-regulator
To rectifier-regulator