Select Model
NZ

How-tos

Access step-by-step repair and maintenance guides to keep your off-road equipment running smoothly with our expert tips!

All

When Can I Reuse My Cylinder Head Bolts? How To Clean And Inspect
Jul 7, 2025

When Can I Reuse My Cylinder Head Bolts? How To Clean And Inspect

Reusing head bolts: a smart save or a costly mistake? This guide gives you the clear answer. Learn to spot which bolts you must replace and how to safely inspect the rest to get the job done right the first time.

Diesel Engine Serial Numbers: Your Complete Guide to Finding and Decoding Engine
Jul 5, 2025

Diesel Engine Serial Numbers: Your Complete Guide to Finding and Decoding Engine

Ever been on the phone trying to order parts, and the person asks for your engine serial number? You’re standing there, grease up to your elbows, searching every visible surface of your engine like you’re on a treasure hunt. At FridayParts, we’ve guided thousands of customers through this exact scenario over our 16 years in business. Engine serial numbers aren’t just random digits – they’re the DNA of your diesel engine, telling its complete story from birth to present day. Let’s decode the mystery and show you exactly where to find these crucial numbers and what they mean.

How to Select the Right Radiator Core? (2025)
Jul 4, 2025

How to Select the Right Radiator Core? (2025)

As temperatures rise, it’s a smart move to upgrade the radiator in your equipment’s cooling system. But once you start searching online, the choices—and opinions—can get overwhelming fast. Which radiator core is right for my machine? Should you go with a 2-core or 3-core radiator? Which materials offer the best durability? Don’t worry—this article covers. Whether you’re a machine owner, maintenance tech, or parts buyer, this guide breaks down everything you need to know in plain, practical terms. By the way, we share the latest trends in cooling system components to watch for in 2025.

Thermo King Codes: Your Guide to Equipment Diagnostics
Jul 3, 2025

Thermo King Codes: Your Guide to Equipment Diagnostics

Don’t let a cryptic Thermo King code disrupt your operations. This comprehensive guide breaks down the essential alarm, fault, APU, and reefer codes you’ll encounter. Learn to distinguish between critical red alerts and non-critical yellow warnings, understand what your equipment is telling you, and turn complex diagnostics into simple, manageable repairs. Master these codes to minimize downtime, protect your cargo, and keep your fleet running efficiently.

How to Clean a Radiator for Off-Road Machinery?
Jun 30, 2025

How to Clean a Radiator for Off-Road Machinery?

The engine serves as the core of any off-road machine, whether it is a tractor, a loader, or an excavator. The engine radiator is the unsung hero that keeps that engine running at its best, especially under the severe demands of off-road operation. It is estimated that a sizable portion, between 40% and 60%, of engine failures are directly related to cooling system problems, which result in expensive downtime and lower productivity.

7 Must-Know Radiator Maintenance Tips for Hot Weather
Jun 26, 2025

7 Must-Know Radiator Maintenance Tips for Hot Weather

Summer is more than just high temperatures—it also brings humid weather, especially in coastal areas. These small climate changes can quietly affect your equipment, particularly the engine. If ignored, these effects may grow into bigger problems and even cause your equipment to shut down. Overheating is one of the biggest threats to engines during hot and humid conditions. To avoid this costly issue, keeping the radiator in good condition is essential. Radiator maintenance is more than just advice—it’s a key step in protecting your machine from serious damage.
So in this article, you’ll learn 7 practical tips to maintain your radiator, along with repair suggestions and long-term care strategies. These simple actions can help your equipment handle the summer heat with ease.

9 Signs of a Bad Radiator You Should Never Ignore
Jun 25, 2025

9 Signs of a Bad Radiator You Should Never Ignore

Is your heavy equipment overheating or showing signs of trouble? A failing radiator can lead to severe engine damage and costly breakdowns. This definitive guide covers the 9 most common signs of a bad radiator and provides 5 simple inspection methods to help you diagnose the issue.

6 Common Causes of Bad Water Pumps and Solutions
Jun 17, 2025

6 Common Causes of Bad Water Pumps and Solutions

If you care about the operating efficiency of your equipment, then you will inevitably have to solve problems related to the water pumps in the equipment’s cooling system. As for this, our old customer once encountered such a question: “I am curious why the water pump is broken. The repairman often suggested that I replace the water pump when helping me replace the timing chain. Are they selling me a sales pitch? Or is there really a problem with it?” I think most equipment owners will also be confused about this question. This article explains the real causes of water pump failure, offers practical solutions, and shares how to prevent future damage. Through this article, I believe that this question will get the most authentic answer.

How to Identify and Fix a Failing Engine Cooling Fan?
Jun 9, 2025

How to Identify and Fix a Failing Engine Cooling Fan?

Has your excavator or loader experienced an overheating shutdown recently? This may be a problem with your equipment’s cooling system. Don’t worry, this situation often occurs in the use of heavy equipment.

7 Signs AC Compressor Needs to Be Replaced
Jun 2, 2025

7 Signs AC Compressor Needs to Be Replaced

For heavy equipment operators, a working AC is more than comfort—it’s about staying sharp on the job. When your cab heats up, a bad AC compressor is often the culprit. This guide helps you spot the signs of a failing compressor, from warm air to strange noises, so you can diagnose issues and get your equipment back to optimal cooling.

How to Replace a Lawn Mower Belt?
May 30, 2025

How to Replace a Lawn Mower Belt?

Ready to tackle DIY lawn mower belt replacement? This comprehensive guide simplifies the process for beginners. Learn essential safety steps, gather the right tools, and follow clear instructions for replacing both deck belts and drive belts. From disconnecting the spark plug to correctly routing the new lawn mower belt, we cover every detail. Get your mower belt fixed quickly and efficiently, saving time and money on repairs. Master this vital maintenance task and keep your lawn mower running smoothly.

7 Warning Signs to Tell Your Lawn Mower Belt Is Bad
May 29, 2025

7 Warning Signs to Tell Your Lawn Mower Belt Is Bad

Is your lawn mower belt acting up? Don’t let a failing mower belt ruin your yard work. Learn to spot the crucial signs of a bad mower belt before it causes a complete breakdown. This guide covers visible damage like cracks and fraying, unusual noises such as squealing, excessive looseness, and performance issues like difficulty engaging blades or uneven cutting. Discover how to identify a worn, stretched, or broken lawn mower belt to ensure your equipment stays reliable. Prevent costly repairs by knowing when to replace your mower belt and maintain your lawn like a pro.