MBO SVC 525C, Перевод оригинального руководства по эксплуатации, Страница: 163 / 171

Sheeter SVC 525C 159
Maintenance
Maintenance
9.4.7 Checking the vacuum pump VT 4.25
Prerequisites These prerequisites must be fulfilled:
• Main switch is switched off and secured against accidently switching on
again.
• The fan wheel is stationary.
Maintenance intervals specified by Becker:
Every 3000 operating hours (every 1.5 operating years).

Check the length of the carbon vanes.

Does the length of the carbon vanes come below the prescribed value
of A
MIN
the carbon vanes must be replaced.

The carbon vanes are checked.
Manufacturer Designation
Type
MBO part number
Use
Company Becker Vacuum pump VT 4.25
0104261 Retaining of the cut-
ted chip-out at the
upper cutting cylin-
der.
• The carbon vanes of the vacuum pump are wearing during produc-
tion.
• Therefore the length of the carbon vanes must be checked every
3000 operating hours.
• Does the length of the carbon vanes come below the prescribed val-
ue of A
MIN
the carbon vanes must be replaced.
• Before checking and replacing the carbon vanes read and under-
stand the operating manual from Becker.
Operating manual vacuum pump VT 4.40
(oi_vt_4.40_01.2013.pdf