Road Marking Paint and Machine Manufacturer

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  Operation Manual Line Removal Machine   Model: GT-YJ690

06 3 月, 2026

 

Please read this operation manual before using the machine

And save it for future reference

                  SAFETY INSTRUCTION                       

Thanks for purchasing TOPROAD Line Removal Machine for Road Marking!

T  The User Manual

Technical parameters

Ride-on Small Milling Line Remover

An efficient, flexible, and eco-friendly expert for road marking removal.

Designed for urban roads, parking lots, and airport runways, the ride-on operation significantly reduces labor intensity, with work efficiency 2-3 times higher than hand-push models.

  • Powerful Milling: High-speed rotating blades thoroughly remove thermoplastic, cold paint, and two-component markings.
  • Precise Operation: Guide wheels and positioning system ensure accurate work along original lines, avoiding road surface damage.
  • Eco-friendly Dust Control: Integrated dust collection and recycling system effectively suppresses dust and meets environmental standards.
  • Flexible & Convenient: Compact body and powerful power adapt to various road surfaces such as asphalt and concrete.

The ideal choice for road maintenance and marking renovation.

The main parameters:

Engine:Honda GX690 (electric start)
Power:18.4 kW
Blade:Polycrystalline diamond
Depth Adjustment:Electric adjustment
Depth Range:1-3.5mm
Life:More than 70000 square meters
Moped:Equipped with dust reduction function
Net weight:200KG
Overall size:1960x700x1150mm

Operating instructions        

  1. After connecting the power bike, connect the plug and air duct. The power bike can be started electrically (by adjusting the air door) or manually. Please add gasoline to the white bucket.
  2. After confirming that the blade is off the ground, electrically start the GX690 engine (increase the throttle after starting, and also push the  accelerator pedal of the power bike). After pressing the armrest with both hands, slowly lower the cable with your right hand and release it.
  3. Press the up and down keys with your right thumb and tap to adjust the depth of the blade, which can achieve the desired effect.
  4. Regularly clean the recycling bin and filter element during construction.
  5. Before stopping the machine, press the armrest with both hands and lift the blades off the ground.
  6. The first maintenance of the gasoline engine has a cumulative working time of 50 hours to change the oil, and the subsequent oil change time is 200 hours. Regularly clean the air filter.

Maintenance and servicing of Honda gasoline engines

Gasoline Engine Troubleshooting and Resolution
FaultCauseSolution
Gas engine is very difficult to pullHydraulic pressure is too highTurn the hydraulic pressure knob counterclockwise to a low value.
  The engine won’t start.Engine switch is in the OFF positionTurn on the engine switch.
No fuel in the engineRefill the gasoline tank (refer to the Honda engine user manual).
Engine oil level is lowAttempt to start the engine. If necessary, add engine oil (refer to the Honda engine user manual).
Spark plug cable is disconnected or damagedReconnect the spark plug cable or replace the spark plug.
Cold engineUse the choke.
Fuel shut-off lever is in the OFF position.Move the lever to the ON position
Engine oil has entered the combustion chamberRemove the spark plug, pull the starter rope 3–4 times to clear the oil, then replace the spark plug and start the engine. Keep the fuel injector upright to avoid fuel leakage.
Inspection of the gasoline engine
      Belt inspection1.Check whether the belt installation is correct. If the belt teeth are cracked or damaged, check whether the camshaft is stuck; if there are obvious cracks and damages on the belt surface, check whether the locking device of the belt tensioner is intact; if only one side is worn or damaged, check the positioning of the belt guide wheel and each belt pulley; if the belt teeth are significantly worn, check whether the belt inspection cover is damaged, whether the installation is correct, and whether there are foreign objects on the belt pulley teeth. If necessary, replace the belt. Under normal circumstances, the belt should be replaced every 150,000 km.
2.Do not bend, twist or flare the timing belt. Do not allow the timing belt to come into contact with oil, water or steam. When removing or installing the mounting bolts of the camshaft timing belt pulley, do not utilize the tension of the timing belt.
        Oil Filter ReplacementInspect and clean the mounting surface of the oil filter.
Verify that the part number of the new oil filter matches the original.
Apply a thin layer of clean engine oil to the gasket of the new oil filter.
Hand-tighten the oil filter until the gasket contacts the base, then secure it in place.
Tighten an additional 3/4 turn using a dedicated service tool.
Replacement Interval: Normally replace every 100,000 km (or 12 months). Under severe operating conditions, replace every 50,000 km (or 6 months). Note: Intervals are for reference only. Replace according to actual usage conditions.
Spark Plug ReplacementVisually inspect the spark plug for electrode wear or damaged threads. Replace the spark plug if any abnormality is found.
Carefully adjust the outer electrode to achieve the specified electrode gap: 0.8 mm.
Install the spark plug using a spark plug wrench and tighten it to the specified torque.
Maintenance Interval: Inspect every 100,000 km (or 12 months) under normal conditions. Replace every 200,000 km (or 24 months).Note: Intervals are for reference only. Determine the actual service time based on operating conditions.
Gasoline Engine Maintenance and Notes
Regularly check the engine oil for deterioration, water contamination, discoloration, or thinning. Replace the oil if its quality is compromised.
After the engine has been stopped for 5 minutes, check the oil level. If low, check for leaks and add oil. Do not overfill.
Drain all used engine oil and replace it with new oil. Perform this when the engine is warm to ensure complete drainage. If the oil pan contains heavy contaminants, flush it with a special protective fluid (never use gasoline or kerosene). Clean the filler neck before adding new oil to prevent contamination. Wait 5 minutes after filling before checking the oil level, then securely replace the filler cap.
Ensure the cooling system has sufficient clean, soft water for proper operation during operation. Check and replenish water before each use. Do not use hard water with high alkali or mineral content without treatment.
Normally, replace the engine oil every 5,000 km (or 6 months). Under severe operating conditions, replace it every 2,500 km (or 3 months).

*During operation, adjustments and maintenance shall be carried out in accordance with the maintenance methods and specifications outlined in this manual.

Our company is a professional manufacturer of road melting kettles and road marking machines. If you are interested, please feel free to contact me via email at any time export@toproadtraffic.com

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