KNOVA KN CM-20W3 Manual Del Usuario página 11

MAINTENANCE
LUBRICATION
The bearings on the cutterhead are factory lubricated and
sealed for life – no lubrication required.
The lubricant in the gearbox must be replaced every
2,500 hours. Multi-purpose gearbox lubricant will be suitable.
To replace the gearbox lubricant:
Remove the drain plug (A, Fig. 30), and filler cap (B, Fig. 30).
Drain dirty oil thoroughly.
Tighten the drain plug (A, Fig. 30).
Fill with clean lubricant through hole (B, Fig. 30).
Tighten filler cap (B, Fig. 30).
No. Position Interval
1 Drive Chain Frequently
2 Gear Box When operated
more than 2,500 hours
3 Return Rollers Frequently
4 Worm Gear Frequently
5 Lead Screw Frequently
6 Column Frequently
7 Table Chain Frequently
8 Feed Rollers Frequently
Figure 30
Suitable Types of Lubricant Fig. No.
Grease
70 to 90 weight gear oil
SAE-30
Grease
Grease
Clean and SAE-30
Grease
SAE-30
Figure 32
Figure 34
10
30
30
32
33
33
[The item numbers on this chart are
33
referenced with the accompanying
illustrations.]
34
35 Figure 31
Figure 33
Figure 35