Ditch Witch JT60AT - Manual (Page 190)

Service - 190
JT60/JT60 All Terrain Operator’s Manual
500 Hour
500 Hour
Drilling Unit
Change Hydraulic Fluid and Filters
(Extreme Temperatures)
Change hydraulic fluid and three filters every 500
hours if jobsite temperature exceeds 100° F (38°
C) more than 50% of the time. Drain hydraulic
fluid, change filters (1, 2), and refill with THF at
hydraulic fluid fill. Tank capacity is 36 gal (136 L).
Change Engine Oil and Filter
Drain oil (3), change filter (4), and add 11.5 qt (10.9
L) of DEO at fill (2). Check oil level at dipstick (1).
Location Task Notes
DRILLING
UNIT Change hydraulic fluid and filters THF, extreme temperatures
Change engine oil and filter DEO
Change fuel filters
Check batteries
IMPORTANT: If hydraulic system must be
opened for repair, install new filter (p/n 157-
486) for first 50 hours of operation. If this filter
becomes plugged in fewer than 20 hours,
replace with clean filter. After 50 hours of
normal operation, replace with clean filter.
NOTICE: Incorrect fuel and oil combinations can
damage engine.
• Tier 4i: Use Tier 4i DEO and ULSD. Change
oil every 500 hours. DO NOT use high sulfur
fuel (greater than 15 ppm).
• Tier 3: If using Tier 3 DEO, change oil every
500 hours.
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