Free dozer 250-hour service checklist
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A step-by-step 250-hour (minor) service procedure for tracked dozers and bulldozers. Covers engine oil and filter change, air filter inspection, hydraulic system checks, blade and ripper inspection, greasing all pins and pivot points, track tension adjustment, electrical checks and safety device testing. Includes fluid specifications, parts list and technician sign-off. This page explains what the service involves, how to perform it, and offers a free PDF-ready form you can download straight away.
Last updated: 2026-03-26 · MapTrack
Commercial Director
How to use: Fill equipment details and hour reading, then work through each service action. Tick Done as each task is completed. Record fluid quantities and part numbers used. Set the next service due hours and sign off.
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See the first part of the service procedure below. Enter your email above to download the full dozer 250-hour service procedure (PDF-ready).
What is a dozer 250-hour service?
A 250-hour service is the first tier of scheduled preventive maintenance for a tracked dozer (bulldozer). It is performed every 250 engine hours (or approximately every 4-6 weeks of full-time operation) and is classified as a minor service. The procedure covers engine oil and filter replacement, air filter inspection, fuel system maintenance, hydraulic system checks, blade and ripper inspection, greasing all pivot points, track tension adjustment, electrical system checks and safety device testing. Unlike a daily pre-start check (which confirms the machine is safe to operate), the 250-hour service involves actual maintenance actions: draining and replacing fluids, replacing filters, adjusting components and measuring wear. It is typically performed by a qualified mechanic or fitter, not the operator.
Benefits of scheduled dozer servicing
- Reduced breakdowns: regular oil, filter and fluid changes prevent engine and hydraulic failures that cause unplanned downtime on site.
- Extended component life: clean oil and correct lubrication reduce wear on engine, hydraulic pump, final drives and undercarriage components.
- Lower repair costs: a 250-hour service costs a fraction of an emergency breakdown repair. Catching issues early prevents cascading damage.
- Operator safety: inspecting safety devices, ROPS structure, blade components and hydraulic hoses at regular intervals reduces the risk of on-site incidents.
- Compliance: documented service records demonstrate that equipment is maintained to WHS standards, supporting insurance and regulatory obligations.
- Resale value: a complete service history with documented 250, 500 and 1,000-hour services increases the machine's value at trade-in or auction.
Benefits of digitising forms in MapTrack
When you move from paper or static PDFs to digital forms in MapTrack, you get:
- Field users can easily scan a QR code to complete a form on mobile. Unlimited users.
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- Build conditional logic (show or hide questions based on answers).
- Take pictures or attach photos. Not possible with a paper-based form.
- Electronic signatures.
- Edit forms later without reprinting.
- Restrict permissions (who can view, complete or approve).
- Build forms with AI (describe what you need and MapTrack suggests the form).
Book a demo to see digital service procedures and hour-based scheduling in MapTrack.
Service actions included in the 250-hour procedure
This service procedure covers 22 service actions across 7 system areas:
- Engine: drain and replace engine oil (15W-40), replace oil filter, inspect air filter, drain fuel/water separator, check coolant, inspect fan belts.
- Hydraulic system: check hydraulic oil level, inspect blade lift and tilt cylinders for leaks.
- Blade / attachments: check blade cutting edge thickness and end bit wear, inspect ripper shank, tip and pins (if fitted).
- Lubrication: grease ripper pins, blade pivot pins, push arm pins and equaliser bar.
- Undercarriage / tracks: check and adjust track tension, inspect track pads, rollers, idlers and sprockets.
- Electrical: check battery terminals and charge, test all lights, horn, reversing alarm and beacon.
- Safety devices: check seatbelt, inspect ROPS structure, check fire extinguisher.
Fluid specifications
General fluid specifications for tracked dozers and bulldozers. Capacities vary by machine size and manufacturer.
| System | Type / Grade | Approx. Capacity |
|---|---|---|
| Engine oil | 15W-40 CI-4 / CK-4 | 20 - 35 L |
| Hydraulic oil | ISO VG 46 (AW 46) | 60 - 120 L (system) |
| Coolant | 50/50 ethylene glycol | 25 - 40 L |
| Final drive oil | 80W-90 GL-5 | 8 - 15 L per side |
| Steering clutch/brake oil | Per manufacturer specification | Per manufacturer |
| Grease | EP2 lithium complex | As required |
Specifications are general guidelines. Always refer to the manufacturer's service manual for your specific make and model.
Parts and consumables
Have the following parts and consumables ready before starting the 250-hour service:
- Engine oil (15W-40 CI-4/CK-4) - 20-35 litres
- Engine oil filter - 1
- Fuel/water separator element - 1
- EP2 grease cartridges - 4-6
- Coolant (pre-mixed or concentrate) - as required for top-up
- Rags, drip tray and waste oil container
Look up part numbers in the manufacturer's parts manual for your specific make and model before ordering.
How to perform a dozer 250-hour service
- Park the dozer on level ground, lower the blade to the ground, engage the parking brake and shut down the engine. Allow the engine to cool before draining oil.
- Record the equipment details and current hour meter reading at the top of the service procedure form.
- Start with the engine section: drain the old engine oil, replace the oil filter, fill with new oil to the correct level, then inspect the air filter, drain the fuel/water separator and check coolant.
- Check hydraulic oil level, inspect blade lift and tilt cylinders for leaks.
- Inspect the blade cutting edge and end bits for wear. Inspect the ripper (if fitted) including shank, tip and pins.
- Grease all specified points: ripper pins, blade pivot pins, push arm pins and equaliser bar. Use EP2 lithium complex grease.
- Inspect the undercarriage: check track tension and adjust if needed, inspect pads, rollers, idlers and sprockets for wear.
- Check the battery, test all lights, test the horn, reversing alarm and beacon, check the seatbelt, ROPS structure and fire extinguisher.
- Start the engine and check for leaks, abnormal noises or warning lights. Check the oil pressure gauge and all instrument readings. Record any defects or recommendations in the notes section.
- Set the next service due hours (next 250-hour and next 500-hour intervals). Sign off and update the machine's maintenance log.
In MapTrack, you can schedule services based on hour meter readings, get automatic reminders, complete service procedures on mobile and link every record to the machine. Book a demo to see how.
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Back to download formDozer service interval hierarchy
Dozer maintenance follows a tiered schedule where each level includes all tasks from the level below. This is called carry-forward or cumulative servicing.
250 hours - Minor service (you are here)
Engine oil and filter, grease points, fluid levels, blade and ripper inspection. Estimated 1.5-2.5 hours.
500 hours - Intermediate service
All 250-hour tasks plus hydraulic filter, fuel filter, air filter replace, undercarriage measurement, valve clearance, steering clutch/brake inspection. Estimated 3-5 hours.
1,000 hours - Major service
All 500-hour tasks plus hydraulic oil change, coolant flush, final drive oil change, full undercarriage assessment. Estimated 6-8 hours.
2,000 hours - Overhaul service
All 1,000-hour tasks plus full undercarriage rebuild assessment, hydraulic pump and motor inspection, structural NDT. Typically 2-3 days.
In MapTrack, you can configure service schedules by engine hours and receive automatic alerts when each interval is due.
Frequently asked questions
- What is included in a dozer 250-hour service?
- A 250-hour dozer service is a minor service that includes draining and replacing engine oil (typically 15W-40), replacing the engine oil filter, inspecting the air filter element, draining the fuel/water separator, checking coolant and hydraulic oil levels, inspecting blade lift and tilt cylinders for leaks, checking blade cutting edge and end bit wear, inspecting the ripper (if fitted), greasing all pins (ripper, blade pivot, push arms, equaliser bar), checking and adjusting track tension, inspecting track pads, rollers, idlers and sprockets, checking battery and electrical connections, testing lights, horn, reversing alarm and beacon, and verifying seatbelt, ROPS and fire extinguisher. It takes approximately 1.5 to 2.5 hours.
- How often should a dozer be serviced?
- Dozers follow a tiered service schedule based on engine hours. A 250-hour (minor) service covers oil, filters, grease and basic inspections. A 500-hour (intermediate) service adds hydraulic filter replacement, fuel filter replacement, undercarriage wear measurement, valve clearance checks and steering clutch/brake inspection. A 1,000-hour (major) service adds hydraulic oil change, coolant flush, final drive oil change and more thorough component inspections. Daily pre-start checks are performed by the operator before each shift. Always refer to the manufacturer service manual for your specific make and model.
- What oil goes in a dozer engine?
- Most dozer engines use 15W-40 diesel engine oil meeting CI-4 or CK-4 specifications. Typical engine oil capacity for a tracked dozer is 20-35 litres depending on machine size. Some manufacturers specify different grades for extreme cold or hot conditions. Always check the service manual for your specific make, model and operating environment.
- Is the template free to use without MapTrack?
- Yes. Download and use the dozer 250-hour service procedure for free. Open the file and use your browser's Print, then Save as PDF. No MapTrack account required. If you later want digital service procedures linked to each machine with scheduling by hours, cost tracking and alerts, we would be happy to show you MapTrack.
Need digital service procedures scheduled by engine hours?
Register every dozer in MapTrack. Set up 250, 500 and 1,000-hour service schedules, complete procedures on mobile, track parts and costs, and get automatic alerts when the next service is due.
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