Kubota RT120Q Operator's Manual page 166

RT120Q Operator's Manual
Service - 165
10 Hour
Lube Trencher Auger Shaft
Lube four auger shaft zerks (two on each side)
every 10 hours with EPG.
Check Trencher Auger Bolts
Check trencher auger bolts every 10 hours. For
optimal spoils delivery, adjust augers to match
terrain and digging depth.
Check Digging Chain Teeth and Bits
Check teeth (1) for wear every 10 hours. Replace
®
worn teeth, using Ditch Witch replacement parts
and maintaining original tooth pattern.
For more efficient digging, contact your Ditch
Witch dealer for information about the tooth
pattern best suited to your jobsite.
If using rock chain bits, check that bits rotate
freely. Clean chain and check bits after each use.
Replace bit when carbide cap or insert is worn or
adapter can be damaged.
Check chain every 10 hours. Replace worn or
broken chains. If sidebars (2) are bent or loose on chain pins (3), chain spacers should be used to join
sidebars.