Asphalt pavement is the backbone of modern transportation, from residential driveways to multi-lane highways, commercial parking lots to industrial site access roads. Over time, exposure to heavy traffic, extreme temperature fluctuations, and moisture penetration will inevitably lead to crack formation-the single biggest cause of premature pavement deterioration. Left unaddressed, these small cracks will expand into potholes, base layer damage, and full pavement failure, leading to repair costs that can be 5-10 times higher than proactive crack sealing.
This is where high-quality asphalt crack-filling equipment comes into play. As a critical tool for any pavement maintenance team, property manager, or road construction contractor, this equipment is designed to deliver consistent, durable crack sealing that locks out moisture and extends the service life of asphalt surfaces by 3-5 years. Whether you operate a compact YG-50L unit for small residential repairs, a mid-sized YG-80L for commercial parking lot maintenance, or a heavy-duty YG-100L for highway and industrial projects, the performance and lifespan of your machine depend entirely on consistent, correct maintenance and proactive troubleshooting.
Asphalt Crack Filling Equipment Parameter:
| Model | YG-50L | YG-80L | YG-100L |
| Hopper volume | 50L | 80L | 100L |
| Discharge method | Self flow | Asphalt pump feed | Asphalt pump feed + hand-held tube |
| Heating method | Liquefied gas | Liquefied gas + heat transfer oil | Italian diesel burner, heat transfer oil cycle heating |
| Temperature control | Temperature sensor 180 ° (temperature control call) | Temperature sensor 180 ° (temperature control call) | Automatic temperature control system |
| Filling speed | 10m/min | 15m/min | 20m/min |
| Length of sealing pipe | —— | —— | 5m |
| Walking mode | Push-type + brake device | Push-type + brake device | Push-type + trailer |
| Mixing method | Manual mixing | Manual mixing | Electric stirring |
| Power Configuration | Solar panels + batteries | Solar panels + batteries | Import 2KW generator |
| Dimensions | 1200*700*1200mm | 1200*700*1200mm | 1750*786*1200mm |
| Weight | 120kg | 150kg | 220kg |
Why Proper Maintenance Matters For Your Asphalt Crack Filling Equipment
When you invest in asphalt crack filler equipment, you’re protecting your pavement projects and your bottom line. Proper, scheduled maintenance is the only way to safeguard that investment, delivering real benefits that impact every job.
- First, consistent maintenance extends your asphalt crack filler equipment’s lifespan. A well-maintained YG-series machine can deliver up to 10 years of reliable service, while a neglected unit may need replacement in as little as 3-4 years.
- Second, proactive maintenance eliminates costly downtime. Every hour of downtime costs you money. Regular maintenance catches issues before they cause breakdowns, keeping your projects on schedule and your costs under control.
- Third, proper maintenance ensures consistent, high-quality repairs. If your heating system can’t maintain the required 180°C temperature, your sealant won’t flow properly. If filling speed drops below rated specifications, you’ll waste material and get poor results. Regular maintenance ensures your machine performs to spec every time.
- Finally, consistent maintenance keeps your operation safe. A leaking gas line, a failed brake, or a loose trailer connection can cause serious incidents. Regular inspection catches hazards before they harm your team.
5 Essential Maintenance Tips To Extend Your Asphalt Crack Sealer Machine Lifespan
Tip 1: Post-Use Deep Cleaning Is Non-Negotiable
The single most important step to protect your asphalt crack-filling equipment is a full clean within 30 minutes of finishing work, while the machine is still warm to prevent residual asphalt from hardening and clogging components. For all models, clear leftover material from the hopper, discharge outlet and mixing system; add a solvent flush of the asphalt pump and feed lines for the YG-80L and YG-100L, plus a full clean of the 5m sealing tube and hand-held applicator for the YG-100L. Finish with a quick exterior wipe-down to make future wear and leak checks easier.
Tip 2: Regular Inspection & Maintenance Of The Heating System
The heating system is the heart of your asphalt crack sealer machine, as it maintains the critical 180°C working temperature needed for reliable sealant performance. For all models, complete pre-use checks of fuel lines, connections and temperature sensors before every job. Clean the burner nozzle every 3 months for the YG-50L, every 50 working hours for the YG-100L, and inspect heat transfer oil levels and leaks before use for the YG-80L and YG-100L, replacing oil and filters every 12 months/100 hours for the YG-80L and every 100 hours for the YG-100L. Never run the heating system with an empty hopper, and allow gradual cool-down after use to avoid thermal stress.
Tip 3: Proper Care For The Power & Drive Components
Routine care for power and drive systems eliminates unexpected mid-project breakdowns. For the YG-50L and YG-80L’s solar and battery setup, wipe solar panels monthly to maintain charging efficiency, check battery charge before and after every project (never store a fully discharged battery), inspect brakes before each use, and lubricate wheel bearings and brake linkage every 6 months. For the YG-100L’s 2KW generator and trailer setup, follow the manufacturer’s maintenance schedule for oil and filter changes, complete pre-use fuel and oil checks, inspect trailer hitch and safety chains before each job, and lubricate trailer and wheel bearings every 3 months. Never modify the power system, and disconnect power before any electrical maintenance.
Tip 4: Scheduled Lubrication For Moving & Mechanical Parts
Regular lubrication reduces friction and extends your equipment’s lifespan, with a full service required every 50 working hours plus quick pre-use checks. For all models, lubricate wheel bearings, axle shafts and mixing system components on schedule, with extra attention to the asphalt pump drive shaft for the YG-80L and YG-100L, brake linkage for the YG-50L and YG-80L, trailer hitch for the YG-100L, and hand-held applicator trigger and swivel joints for the YG-100L every 25 working hours. Always inspect for wear during lubrication, and replace worn parts immediately to avoid costly breakdowns.
Tip 5: Correct Storage Practices Between Projects
Proper storage prevents rust, battery failure and permanent component damage to extend your equipment’s working life. Always start with a full deep clean to remove all asphalt residue and ensure all parts are fully dry before storage. Prep the power system by fully charging, disconnecting and storing batteries in a cool, dry place with a 30-day recharge schedule, covering solar panels for long-term storage, and stabilizing or draining generator fuel for the YG-100L. Remove and separately store fuel tanks in a well-ventilated space, keep heat transfer oil in the system for the YG-80L and YG-100L to prevent rust, and store the machine in a dry, covered area elevated off concrete, with a breathable, waterproof cover. Check the machine every 30 days during long-term storage to inspect for damage, recharge the battery, and turn over moving parts to prevent seal sticking.
When To Consider Replacing Your Equipment？
- Repair costs exceed 30% of a new machine’s price.
- Your current model can’t keep up with growing project demands (e.g., upgrading from a YG-50L to a YG-80L or YG-100L).
- The machine has catastrophic damage, such as a rusted hopper or bent frame.
- It’s over 10 years old, and parts are no longer available.
Ready to upgrade? We offer reliable crack fill machines for sale, including the YG-50L, YG-80L, and YG-100L models to match your project needs.If you have any requirements, please contact the YG team as soon as possible to obtain the latest quotes and product information.
