Hino 600, Руководство по ремонту, Страница: 370 / 451

SERVICE BRAKE (FULL AIR BRAKE) BR02–92
NOTICE
Steps (11) through (21) apply only to automatic slack adjusters manu-
factured BEFORE January 1993. The gear set and seals are not ser-
viceable on automatic slack adjusters manufactured AFTER January
1993. Refer to the exploded views on pages (2) and (3) of this manual
for more information.
(11) Use a small screwdriver to remove the grease seal from around the
worm bore.
Discard the seal. Use a new seal when you assemble the slack
adjuster.
(12) Use snap ring pliers to remove the retaining ring from the worm bore.
(13) Use a wrench to turn the manual adjusting nut and wind the worm out
of the bore.
(14) Remove the retaining rings and thrust washers from both sides of the
gear.
(15) Fit a small screwdriver into the notch at the end of the retaining ring.
(16) Remove the end of the retaining ring from the groove.
(17) Unwind the ring by hand and pull it out of the groove.
(18) Remove the thrust washer.
! CAUTION
Push one seal out of one side of the slack adjuster housing and the
other seal out of the other side of the housing to avoid damaging the
seals.
(19) Push the gear out of the housing only far enough to enable you to
remove one gear seal.
(20) Push the gear out of the opposite side of the housing and remove the
other seal.
(21) Inspect the seals. Discard damaged seals.
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NOTCH
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