AC MUM0114 rev. 04 - 31 -
SH130
17. CHECKING THE GEAR BACKLASH ON THE OUTPUT SHAFT
This is the procedure to check the gear backlash on the output sha:
1. Do all the necessary procedures to remove the ropes from the tracon sheave
2. Remove the ropes from the tracon sheaves
3. Fix the magnec base of the dial indicator to the housing
4. Place the dial indicator on the spoke of the tracon sheave at the distance A from the center of
the sha. Make sure the dial indicator is tangenal to the measurement diameter. The distance A
is shown in the table 2 below and depending on the gearbox size.
5. Make sure the brake on the input sha is closed.
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