Ditch Witch RT30 - Manual (Page 69)

Service - 68
RT30 Operator’s Manual
10 Hour
Approved Coolant
Any coolant is approved for use with this unit. However, it was filled with John Deere Cool-Gard coolant
before shipment from factory. Add only Cool-Gard (p/n 255-006) or any fully-formulated, ethylene glycol
based, low-silicate, heavy-duty diesel engine coolant meeting ASTM specification D5345 (prediluted) or
D4985 (concentrate). Before using any other kind of coolant, completely flush radiator.
10 Hour
NOTICE:
Do not mix heavy-duty diesel engine coolant and automotive-type coolant. This will lead
coolant breakdown and engine damage.
Location Task Notes
TRACTOR
Check engine oil level DEO
Check hydraulic fluid level and reservoir breather cap THF
Check oil cooler
Check hydraulic hoses
Check inflatable tire pressure and lugnuts (if equipped) 20-30 psi (1.4-2.1 bar)
95 ft•lb (129 N•m)
Check air filter restriction indicator
Check coolant level
TRENCHER
Lube trencher tail roller MPG, if equipped
Lube trencher auger bearings MPG
Check attachment mounting bolts 200 ft•lb (271 N•m)
Check digging chain
Check digging chain tension 1.5-2.0" (40-50 mm)
Check restraint bar position
Check trench cleaner position