Hydraulic System (Scm Only); Hydraulic Fluid Check - Challenge SCM Instructions And Parts Manual

8.0 Appendix A - Maintenance Guide
5. Switch off the machine and disconnect power. (SCM only)
6. Open the top cover.
7. Loosen three, gib-screw jam nuts and gib screws.
8. Place a .002" feeler gauge between the dovetail and the gib at the lower end of the gib.
9. Adjust the lower gib adjustment screw until the lower end of the gib contacts the feeler gauge.
Lock its jam nut in place and remove the feeler gauge.
10. Close the top cover.
11. Reconnect power, and switch on the machine. (SCM only)
12. Depress and hold the foot switch to remove the knife hold-down block. (SCM only)
13. Depress the foot pedal and remove the knife hold-down block. (MSCM only)
14. Switch off the machine and disconnect power. (SCM only)
15. Open the top cover.
16. Place the .002" feeler gauge between the dovetail and the gib at the upper end of the gib.
17. Adjust the two, upper gib-screws until the gib contacts the feeler gauge. Lock their jam nuts in
place and remove the feeler gauge.
18. Close the top cover and reinstall the chip drawer.
19. Reconnect power. (SCM only)

8.1.3 Hydraulic System (SCM only)

The hydraulic fluid should be checked every six months and topped off as necessary. Depending on
usage, it may need to be checked more frequently.

8.1.4 Hydraulic Fluid Check

To check the hydraulic fluid level:
20
Figure 15 - Knife Hold-Down Block Placement
Disconnect main power.
See Section 2.2 Power Lockout Procedure.
Disconnect main power.
See Section 2.2 Power Lockout Procedure.
Disconnect main power.
See Section 2.2 Power Lockout Procedure.