Others 1 - Daewoo DW-3000 Series Training Manual

3-2. Others
Problems Models
1. Water leaks DW-2520 1. We found the surface of the shaft was
between shaft DW-3633
and oil seal. DW-5010
Supposition of Cause
a little rough, especially where water seal
is located.
Rough surface
Solution
1. We made the smoothness of surface as a
control point. Roughness should be under
6.3㎛.
Smooth surface
16
Date
01-09-01