3208 INDUSTRIAL ENGINE ATTACHMENTS Caterpillar

3N1929 And 9L7243 Pulley Assemblies

(1) Endplay of pulley ... 0.03 to 0.23 mm (.001 to .009 in)

(2) Dimension from mounting face of bracket to the rear face of pulley.

3N1929 ... 69.6 mm (2.74 in)

9L7243 ... 53.1 mm (2.09 in)

(3) Maximum radial play of pulley ... 0.13 mm (.005 in)

6N7691 And 8N8603 Pulley Assemblies

(1) Torque for nut ... 149 ± 20 N·m (110 ± 15 lb ft)

(2) ^*Endplay for the pulley ... 0.03 to 0.25 mm (.001 to .010 in)

(3) Torque for bolts ... 25 ± 7 N·m (18 ± 5 lb ft)

NOTE: Put 2S3230 Bearing Lubricant in areas (A) until they are one-third to one-half full of lubricant.