RT120Q Operator’s Manual Service - 159
10 Hour
10 Hour
Location Task Notes
TRACTOR Check engine oil level DEO
Check air filter indicator
Clean dust ejector valve THF
Check hydraulic fluid level THF
Check hydraulic hoses
Check coolant level DEAC
Check radiator fins
TRENCHER Lube trencher tail roller EPG
Lube trencher pivot EPG
Lube trencher auger bearings EPG
Lube trencher auger shaft EPG
Check trencher auger bolts
Check digging chain teeth and bits
Check boom mounting bolts 250 ft•lb (339 N•m)
Check attachment mounting bolts 200 ft•lb (271 N•m)
Check restraint bar position
Check trench cleaner position (if equipped)
Check personnel restraint bar/trench cleaner bolts 350 ft•lb (475 N•m)
Check digging chain tension
PLOW Lube plow pivots EPG
Check plow vibrator oil level MPL
Check plow arm pins and bushings
Check plow connector pivots
Check attachment mounting bolts 200 ft•lb (271 N•m)