Reference
Only
Manitowoc
Published 05-16-17, Control # 233-03
6-1
999 SERVICE/MAINTENANCE MANUAL
SWING
6
SECTION 6
SWING
MANUAL RELEASE OF SWING BRAKE AND
LOCK
The hydraulic swing brake and hydraulic swing lock must be
released when the swing planetary is removed and
reinstalled to allow alignment of the gear teeth in the swing
shaft with the teeth in the ring gear.
Manual Release Procedure
Hydraulic hand pumps with pressure gauge are needed to
manually release the swing brake and swing lock.
1.
Disconnect the hose from the fitting at the brake release
port and at the swing lock OUT port.
2.
Attach a hand pump to each port — brake release and
swing lock OUT.
3.
Pressurize the brake and the swing lock to 350 psi (24
bar).
4.
Proceed to remove or install the swing gearbox.
5.
Relieve the pressure and remove the hand pumps.
WARNING
Unexpected Crane Movement!
Crane can swing suddenly when swing brake is released.
Before releasing swing brake, secure crane by lower
boom onto blocking at ground level to prevent sudden
uncontrolled swinging.
The procedure given in this section is for servicing
purposes only. Swing brake and swing lock must be fully
operational when operating crane.
FIGURE 6-1
Brake Release Port
(06 ORS Fitting)
Swing Lock OUT Port
(06 ORS Fitting)
CAUTION
Avoid damage to parts!
Do not exceed 350 psi (24 bar) pressure when releasing
swing brake or swing lock.
Содержание 999
Страница 1: ...R e f e r e n c e O n l y Service Maintenance Manual Manitowoc 999 ...
Страница 2: ...R e f e r e n c e O n l y ...
Страница 4: ...R e f e r e n c e O n l y THE ORIGINAL LANGUAGE OF THIS PUBLICATION IS ENGLISH ...
Страница 173: ...R e f e r e n c e O n l y Manitowoc Published 05 16 17 Control 233 03 4 19 999 SERVICE MAINTENANCE MANUAL BOOM 4 ...
Страница 174: ...R e f e r e n c e O n l y BOOM 999 SERVICE MAINTENANCE MANUAL 4 20 Published 05 16 17 Control 233 03 ...
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