FAN AS-REVERSIBLE 2W4372 - Caterpillar

Illustration 1. Typical seal installer and alignment sleeve.Spin sockets can be fabricated and used to seat the Inverted Duo-Cone Seals. See Illustration 2. When the spin sockets are used, spin the shaft for 1 minute (or 20 revolutions) clockwise and then for 1 minute (or 20 revolutions) counterclockwise to seat the seals. For more detailed information about the assembly of idlers and rollers, see UNDERCARRIAGE RECONDITIONING GUIDE BULLETIN NO. MP-11, FORM SEBF8515-01.
Illustration 2. Typical spin socket.Dealers in the U.S.A., Canada and Caterpillar Americas can order drawings of Fabricated Tools (FT) from the address that follows. All other dealers can order drawings from their Subsidiary Service Department.
Caterpillar Inc.
AD180 Publications Print Room
600 W. Washington Street
East Peoria, IL 61630-0371 (U.S.A.)
Phone: 309-675-7292
Telex: 404435
The chart lists the installers, alignment sleeves, and spin sockets and the applications for which they are used.
N/A = Not applicable. Conventional Duo-Cone seals are used in the idlers on the 943 and 953 Track Type Loaders. REFER TO SPECIAL INSTRUCTION, FORM SMHS8434, for information on the correct tools. The seal design or the 963 and 973 Track Type Loaders does not require seal installation tools.