The operating manual for your specific machine governs. This page is a framework for building a maintenance routine and understanding what shortens intervals — not a substitute for the manual.
Daily / Before Each Use
These take five minutes and prevent most of what goes wrong.
Grease all pivot points. Loader arm pins, cylinder pins, attachment pivots. The single highest-return item on this page. Dry pins wear fast and replacement is expensive.
Check engine oil. Level and condition.
Check coolant. Level, and look for signs of loss.
Check hydraulic fluid. Level and condition. Milky fluid means water contamination.
Walk around the machine. Leaks, damage, loose hardware, anything that changed since yesterday.
Check track tension and condition. Improper tension is the leading cause of premature track wear and derailment.
Check the air filter indicator if equipped.
Clean the undercarriage if you worked in mud, manure, snow, or packed material. Debris in the rollers grinds continuously.
Check attachment mounting — pins seated, latches engaged, hoses connected properly.
Weekly / Every Few Days
Drain the fuel water separator (diesel). Water in diesel causes expensive injection problems.
Clean the radiator and cooler fins. Dust, chaff, and debris block airflow. Overheating in dusty work is usually this.
Inspect hydraulic hoses at flex points and near fittings.
Check battery terminals — clean and tight.
Inspect the undercarriage properly: rollers, idlers, sprockets, and track wear.
Check tire pressure on wheeled machines.
Interval Service
| Item | Typical basis | Notes |
|---|---|---|
| Engine oil and filter | Hours | Shorten in dusty, heavy-load, or high-idle work |
| Air filter | Condition | Replace by condition, not just hours |
| Fuel filter | Hours | Critical on diesel |
| Hydraulic filter | Hours | Shorten significantly for attachment-heavy work |
| Hydraulic fluid | Hours | Sample-test on high-hour machines |
| Coolant | Hours or years | Check condition, not just level |
| Drive belts | Inspection | Where fitted |
| Valve adjustment | Hours | Per engine manufacturer |
By Engine Family
Kubota diesel (YJ1000)
Simplest maintenance profile in the lineup. Air filter, oil, spark plug, and fuel system attention. Fuel stabilizer matters more than anything else for machines that sit — gasoline degrades in weeks to months.
Kubota diesel (YJ1000–YJ1200, YJ3000)
Oil, oil filter, air filter, fuel filter, water separator. Glow plug function matters for cold starting. Kubota engine parts are available at any Kubota dealer, engine shop, or parts counter nationwide.
Yanmar diesel (YJ2000)
Similar profile to the Kubota. Same fuel quality and water separator attention.
Both diesels: use clean fuel, drain the water separator on schedule, and consider fuel treatment for machines that sit — diesel supports microbial growth.
What Shortens Every Interval
Duty conditions matter more than the manual's baseline.
Dusty work — mulching, demolition, dry dirt, gravel. Air filters foul fast. Check daily, replace by condition.
Attachment-heavy hydraulic work — mulchers, breakers, trenchers, grinders. Hard on hydraulic systems. Shorten hydraulic filter intervals and watch system temperature during sustained work.
Mud and wet conditions — undercarriage cleaning becomes daily rather than occasional.
Ammonia and manure (livestock, poultry, equine) — corrosive. Wash, dry thoroughly, and grease on a shortened interval. Undercarriage cleaning is critical.
Salt (snow work, coastal, marina) — destroys equipment that isn't rinsed. Fresh water rinse after every exposure, including the undercarriage.
Concrete and abrasive dust — wash out buckets and mixers immediately; cured concrete is permanent.
High ambient heat — watch hydraulic and engine temperature.
Machines That Sit
The most common source of owner problems, and it's entirely preventable. Occasional-use machines fail differently than machines that run daily.
Fuel degrades. Gasoline in weeks to months. Diesel grows microbial contamination. Use stabilizer, and don't store on a half tank of old fuel.
Batteries discharge. A tender over winter is cheap insurance.
Seals dry out and start weeping.
Rodents chew wiring. Real, common, and expensive in stored equipment.
Tracks take a set sitting in one position for long periods.
Best practice for occasional use:
- Treat the fuel
- Battery on a tender
- Run the machine periodically — 15 minutes to operating temperature beats six months of sitting
- Store covered and dry
- Grease before storage
- Move it occasionally so the tracks don't sit in one position
Storage: Seasonal Shutdown
Wash it, including the undercarriage.
Grease everything.
Change the oil before storage rather than after — used oil is acidic and sitting in the engine all winter isn't ideal.
Treat the fuel and fill the tank (reduces condensation) or drain per the manual.
Battery on a tender, or removed and stored charged.
Cover it, but allow airflow — a sealed cover traps moisture.
Note the hours and what's due when you start it back up.
What to Keep on Hand
Basic kit:
Engine oil filter · Air filter · Fuel filter · Hydraulic filter · Engine oil · Hydraulic fluid · Grease · Fuses
For commercial or remote work, add:
Hydraulic hoses in common lengths · Fittings and couplers · Belts · Spare track hardware · Coolant · Shear pins if you run a snow blower
For deployment work (storm response, remote sites), carry more — supply chains in a disaster area are disrupted, and same-day parts shipping still means tomorrow.
FAQ
How often should I really grease it?
Daily or before each use. It's the most skipped and most consequential item.
Can I do this myself?
Routine service, yes, for anyone comfortable with basic mechanical work.
Do I need a dealer?
For common-platform engines — Kubota and Yanmar — any competent engine shop handles routine service. That's a practical benefit of building on common engines.
What's the most neglected item?
Greasing, undercarriage cleaning, and hydraulic filter changes on attachment-heavy work.
How do I know if hydraulic fluid needs changing?
The interval is a baseline; condition matters more. Dark, burnt-smelling, or milky fluid needs attention regardless of hours.
What if I use it seasonally?
Follow the sitting-machine guidance above. Neglect during storage causes more problems than the work does.
Where do I get manuals and parts diagrams?
Owner's manuals and parts diagrams →