Service - 90 FX30/FXT30 Operator’s Manual
Recommended Lubricants/Service Key
Recommended Lubricants/Service Key
Proper lubrication and maintenance protects Ditch Witch equipment from damage and failure. Service
intervals listed are for minimum requirements. In extreme conditions, service machine more frequently.
Use only genuine Ditch Witch parts, filters, approved lubricants, TJC, and approved coolants to maintain
warranty. Fill to capacities listed in “Specifications” on page 133.
For more information on engine lubrication and maintenance, see your engine manual.
Item Description
DEO U.S., Canada, EU, Japan: Diesel engine oil meeting or exceeding API service
classification CH-4 (CH-4, CI-4, or CJ-4) or ACEA E7 (E6, E7, or E9). See viscosity
chart.
DEO Less regulated markets (outside the U.S., Canada, EU, Japan): Diesel engine oil
compatible with the sulfur content of the fuel used. If the fuel sulfur content exceeds 500
ppm (500 mg/kg) the oil’s base number (TBN) should exceed 10. If the fuel sulfur
content exceeds 5000 ppm (5000 mg/kg) the oil change interval should be reduced to
every 50 hours. See viscosity chart.
DEAC
Lowsilicate,fullyformulateddieselengineantifreeze/coolantmeetingASTMD6210.
HTG High temperature, NLGI #2 premium grade, petroleum-based grease with high
temperature resistance and good mechanical stability
NDO 30W non-detergent oil
SGL
Synthetic gear oil (ISO 100), Ditch Witch
®
p/n 256-044 See blower manual for more
information.
THF Tractor hydraulic fluid, similar to Phillips 66 PowerTran, Mobilfluid 423, Chevron Tractor
Hydraulic Fluid, Texaco TDH Oil, or equivalent
MPG Multipurpose grease. Use polyurea based NLGI GC-LB Grade1.5 or litium based NLGI
GC-LB Grade 2.
DOT DOT 3 or 4 brake fluid
Check level of fluid or lubricant
Filter Check condition
Adjust, service or test Change or replace
IMPORTANT: Use the “Service Record” on page 155 to record all required service to your machine.