160GR Natural Gas Booster Instruction Manual
Mayekawa all rights reserved. Subject to change without notice. Lat revised in October 2007
p.26
7.4.3.1 Disassembly
a
）
Pull out the hexagon socket head screw (81) on the unloader thrust bearing cramp
(80).
b
）
Lift the tabs of the thrust washer for the lock nut that are bent to hold the inner race
Loosen and remove the lock nut (69) by using the lock nut wrench. To loosen the lock
nut (69), hold the
◇
area in the front edge of the unloader push rod (67) with the
spanner.
Figure 13 Unloader Trust Bearing Cram bolt
Figure 14 Unloader Thrust Bearing Lock nut
c
）
Remove the thrust washer (79) located between the unloader thrust bearing and the
lock nut. Then, pull out the unloader TAC bearing (273).
Figure 15 Removing Unloader Thrust Bearing
7.4.3.2 Inspection
a) Wash the unloader thrust bearing thoroughly with washing oil (etc.), and blow the oil
by the air. Check the ball surface for tarnish, scars, and flaking.
b) Replace the part, when even a little defect can be found.
