Ditch Witch RT80 - Manual (Page 150)

RT80Q Operator’s Manual
Service - 149
10 Hour
Check Boom Mounting Bolts
Check 14 bolts (7 on each side) every 10 hours
and tightened as necessary to keep bolts and
other fasteners tight. Check for looseness or
wear. Check that bolts are tightened to 250 ft•lb
(28 N•m).
Check Attachment Mounting Bolts
Check bolts every 10 hours and tighten as
necessary to keep bolts and other fasteners tight.
Check for looseness or wear. Apply Loctite 271
®
adhesive. Check that bolts are tightened to 200
ft•lb (271 N•m).
Check Restraint Bar Position
Check restraint bar position every 10 hours, or
anytime the digging chain is adjusted or replaced.
The restraint bar is properly positioned when the
end of bar extends between the center of the tail
roller/sprocket and the end of the digging chain.
Check for looseness or wear.
Tighten bolts as necessary to keep them tight.
Bolts mounting arm to boom should be tightened
to 400 ft•lb (542 N•m). Apply Loctite 271
®
adhesive.
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