Toshiba e-STUDIO206L Service Manual page 250

(10) Remove the bushing on the rear side.
(11) Remove the oil seal.
(Replacement of Oil Seal:  P. 4-110
"4.12.10 Replacement of oil seal")
4.12.10 Replacement of oil seal
(1) Insert a fine screwdriver into the depression
of the oil seal to take it out.
(2) Push in a new oil seal parallel to the frame or
bushing (shown figure at right).
(3) Apply the grease (Alvania No.2; amount of 2
rice grains) on entire surface of the oil seal
evenly.
Notes:
Wipe off the excessive grease.
e-STUDIO206L/256/306/356/456/506 / 207L/257/307/357/457/507
DISASSEMBLY AND REPLACEMENT
Oil seal
Bushing
Inside
Grease
© 2011-2014 TOSHIBA TEC CORPORATION All rights reserved
4 - 110
Fig. 4-316
Outside
Oil seal
Fig. 4-317