Ditch Witch RT120 Q - Manual (Page 174)

RT120Q Operator’s Manual
Service - 173
500 Hour
500 Hour
Tractor
Change Engine Oil and Filter
Change engine oil and filter every 500 hours
ONLY if using motor oil meeting Deutz
specifications DQCIII-LA. See page 149 for more
information about DEO specifications.
To change:
1. While oil is warm, remove drain plug (3).
Drain oil and replace plug.
2. Remove filter (1) and replace with new filter
each time oil is changed. Add DEO at fill
neck (2).
Location Task Notes
TRACTOR Change engine oil and filter ONLY if using motor oil
meeting Deutz specifications
DQCIII-LA (Tier 4i) or DQCIII
(Tier 3).
Change fuel filters
Change hydraulic fluid and filter THF
Test coolant freeze protection level
PLOW Change plow vibrator oil MPL
TRENCHER Adjust headshaft bearings
t37om039w.eps
1
3
2