Ditch Witch RT120 - Manual (Page 195)

Service - 194
RT120 Operator’s Manual
As Needed
To install chain:
1. Lay chain on ground with teeth down and pointed toward unit.
2. Fasten and adjust seat belt.
3. Start tractor. See page 84 for start-up procedures.
4. Disengage parking brake and verify parking brake indicator is off.
5. Move ground drive control to reverse.
6. Back unit up until chain extends past head shaft about 1’ (305 mm).
7. Move ground drive control to neutral.
8. Lower backfill blade, if equipped, to ground.
9. Lower boom to horizontal position.
10. Engage parking brake and verify parking brake indicator is on.
11. Turn ignition switch to STOP.
12. Pull rear end of chain over and about 10" (260 mm) past tail roller.
13. Use hoist to pull front end of chain over head shaft sprocket.
14. Move chain down boom until chain connector pin and lock key can be installed. Install connector pin
and lock key.
15. Tighten chain by pumping EPG into grease cylinder.
Time Augers
Ensure that augers are balanced, as shown. If
auger timing is off, unit will bounce from side to
side even in normal digging conditions.
To adjust timing:
1. Remove bolts holding augers to auger shaft
and rotate either auger as needed until
augers are balanced.
2. Reinstall bolts and tighten securely.