Ditch Witch RT30 - Manual (Page 74)

RT30 Operator’s Manual
Service - 73
10 Hour
Check Trencher Mounting Bolts
Check bolts every 10 hours. Tighten to 200 ft•lb
(271 N•m).
Check Digging Chain
Check teeth (1) for wear every 10 hours. Replace
worn teeth, using Ditch Witch replacement parts
and maintaining original tooth pattern.
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.
For more efficient digging, contact your Ditch
Witch dealer for information about the tooth
pattern best suited to your jobsite, or see page 58.
IMPORTANT:
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.