Service - 158 RT45 Operator’s Manual
10 Hour
Check Bits
Check bits every 10 hours. Clean and check bits
for free rotation. If bits are stuck, remove and clean
packed soil from retaining ring. Replace bit when
tungsten cap or insert is worn. See “Replace Bits”
on page 183.
Microtrencher
Inspect Slide Plate
Inspect side plate for wear every 10 hours.
Replace as needed.
Inspect Spoils Deflectors
If not using a vacuum system for spoils removal,
inspect spoils deflectors inside microtrencher
frame every 10 hours. Clean vacuum chute and
replace deflectors as needed.