Five Maintenance Habits That Can Double the Life of Your Excavator
- RALPH COPE
- Aug 3
- 5 min read
Every excavator owner wants the same thing.
A machine that starts every morning, works hard all day, and rarely lets them down.
Yet the difference between an excavator that lasts 8,000 hours and one that reaches 16,000 hours often isn't luck.
It isn't even the brand.
More often than not, it's maintenance.
At Vikfin, we've dismantled hundreds of excavators over the years. We've seen machines that have worked in brutal mining conditions yet remain in remarkable condition. We've also seen relatively young machines that are worn out long before their time.
The difference is almost always how they were maintained.
Good maintenance doesn't just reduce repair bills—it increases productivity, lowers operating costs, improves resale value, and keeps your machine earning money instead of sitting in the workshop.
Here are five maintenance habits that can dramatically extend the life of your excavator.
1. Perform a Five-Minute Walk-Around Every Day
The simplest maintenance habit is also the most valuable.
Before starting the engine each morning, spend just five minutes walking around the machine.
You're looking for anything that has changed since yesterday.
Check for:
Hydraulic oil leaks
Engine oil leaks
Coolant leaks
Damaged hoses
Loose bolts
Missing pins or retaining clips
Cracked welds
Damaged bucket teeth
Loose track shoes
Excessive dirt around moving parts
Many major failures begin as small problems that were visible days—or even weeks—before the machine broke down.
A leaking hydraulic hose costs relatively little to replace.
A hydraulic pump destroyed because the system ran low on oil can cost many times more.
Five minutes every morning can save weeks of downtime later.
2. Keep Your Fluids Clean and at the Correct Levels
Your excavator depends on four essential fluids:
Engine oil
Hydraulic oil
Coolant
Final drive oil
Each performs a critical job.
Engine oil lubricates moving parts.
Hydraulic oil transfers power.
Coolant regulates temperature.
Final drive oil protects gears and bearings.
Running low on any one of these fluids can cause catastrophic damage.
But quantity isn't the only concern.
Cleanliness matters just as much.
Contaminated hydraulic oil is one of the leading causes of premature pump and valve failure.
Dirty engine oil accelerates internal wear.
Water contamination in final drives destroys bearings surprisingly quickly.
Always use the correct fluids and change them according to the manufacturer's service intervals.
3. Grease It Like Your Profit Depends on It
Because it does.
Every pivot point on an excavator relies on grease to reduce friction and prevent metal-to-metal contact.
Critical greasing points include:
Boom pins
Stick pins
Bucket pins
H-link and dog bone pivots
Swing bearing (where applicable)
Without adequate lubrication, pins and bushes wear rapidly.
Once wear develops, clearances increase.
Those increased clearances create impact loads.
Impact loads eventually damage bores, pins, bushes and even the structural steel around them.
Greasing is one of the cheapest maintenance tasks you'll ever perform.
Replacing worn boom bores is not.
Develop a greasing schedule and stick to it.
4. Look After the Undercarriage
The undercarriage is often the single biggest wear item on an excavator.
It includes:
Tracks
Rollers
Carrier rollers
Idlers
Sprockets
Track adjusters
Together, these components can account for a significant portion of an excavator's lifetime maintenance costs.
Fortunately, a few simple habits can greatly extend their lifespan.
Maintain Correct Track Tension
Tracks that are too tight increase stress on:
Final drives
Rollers
Idlers
Track links
Tracks that are too loose risk derailing and create uneven wear.
Follow the manufacturer's recommended track sag specifications.
Keep the Undercarriage Clean
Mud, clay and rocks trapped in the undercarriage increase wear and place unnecessary strain on moving components.
Cleaning the undercarriage at the end of each working day is a simple habit that pays dividends.
Rotate Components When Appropriate
Depending on wear patterns, some undercarriage components can be rotated or swapped to maximise service life.
Consult your workshop before replacing expensive components unnecessarily.
5. Listen to Your Machine
Excavators rarely fail without warning.
They communicate.
The question is whether anyone is listening.
Pay attention to:
New vibrations
Hydraulic whining
Knocking sounds
Grinding during slewing
Engine smoke
Slow hydraulic response
Oil leaks
Rising operating temperatures
Too many operators continue working because:
"It'll probably be fine."
Unfortunately, "probably" is an expensive maintenance strategy.
Investigating unusual noises immediately often prevents much larger failures.
The sooner problems are diagnosed, the less expensive they usually are to repair.
Bonus Habit: Replace Worn Parts Before They Fail Completely
Waiting until a component completely fails often causes additional damage.
Consider a worn bearing.
Replacing it early might involve:
One bearing
A few seals
Minimal labour
Ignore it long enough, and that same bearing can damage:
Shafts
Gears
Housings
Adjacent bearings
A relatively inexpensive repair suddenly becomes a major rebuild.
Preventive replacement almost always costs less than reactive replacement.
Good Operators Are Part of Good Maintenance
Maintenance isn't only the responsibility of mechanics.
Operators play an equally important role.
The best operators:
Warm the machine properly
Avoid unnecessary high RPM operation
Reduce shock loading
Keep the machine clean
Report faults immediately
Monitor gauges continuously
Avoid abusive operating techniques
A skilled operator can significantly increase the lifespan of an excavator.
An abusive one can destroy it surprisingly quickly.
Training operators is one of the best investments a fleet owner can make.
Maintenance Is an Investment, Not an Expense
Some owners delay maintenance because they're trying to save money.
Ironically, this often has the opposite effect.
Skipping a scheduled service might save a few thousand rand today.
Replacing a seized engine, damaged hydraulic pump or failed final drive can cost many times that amount.
Preventive maintenance is one of the highest-return investments available in heavy equipment ownership.
When Replacement Parts Are Needed, Quality Matters
Even the best-maintained excavator will eventually need replacement components.
Choosing the right parts is just as important as maintaining them.
At Vikfin, we specialise in supplying quality refurbished OEM excavator parts that combine proven engineering with outstanding value.
Our extensive inventory includes:
Engines
Hydraulic cylinders
Final drives
Slew motors
Valve banks
Radiators
Wiring harnesses
Buckets
Quick couplers
Undercarriage components
Counterweights
And many more genuine OEM parts
Because we dismantle excavators ourselves, many of these components are available immediately, helping customers minimise downtime and get back to work faster.
The Real Secret to Long Excavator Life
People often ask:
"What's the secret to making an excavator last?"
The answer isn't complicated.
It's consistency.
A five-minute inspection every day.
Regular greasing.
Clean fluids.
Proper track maintenance.
Listening when the machine tells you something is wrong.
None of these habits are difficult.
But together, they can add thousands of productive hours to the life of your excavator.
Final Thoughts
Excavators are built to work hard.
They can withstand harsh environments, long hours and heavy workloads.
But even the toughest machine depends on proper care.
By developing a few simple maintenance habits, owners can dramatically reduce unexpected failures, lower repair costs and keep their machines productive for many years.
At Vikfin, we believe maintenance and quality replacement parts go hand in hand.
When the time comes to repair your excavator, we're here with the expertise, stock and service to help you keep digging.
Protect Your Investment with Vikfin
Every extra hour your excavator works efficiently adds value to your business.
Whether you need advice on maintenance or quality refurbished OEM replacement parts, Vikfin is ready to help.
Contact our experienced team today and discover why contractors, plant hire companies and mines across South Africa trust Vikfin to keep their machines working.
Vikfin – Flexible. Fast. Friendly. Affordable.
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