Maintening Your GLT aerial work platforms in Extreme Temperatures

December 29, 2025

Maintening Your GLT aerial work platforms in Extreme Temperatures

There are many aerial work platforms operating in Northern climates with extreme temperatures in North America and Europe.While GLT aerial work platforms are engineered for high stability and extreme cold resistance—featuring core components and hydraulic fluids rated for stable operation down to -13°F (-25°C)—scientific winter maintenance remains the key to extending equipment life and ensuring operator safety.

There are several critical maintenance essentials for the winter maintenance of GLT aerial work platforms:


I. Engine System: Building the First Line of Defense

Engines are beaten up in low temperatures, so it's important to take good cold protection measures.

First,You should switch to low-viscosity winter engine oil. Its superior flow ensures rapid lubrication of cylinders, pistons, and core components during cold starts, significantly reducing dry friction wear.

Second,You need to replace the coolant with high-performance antifreeze to prevent the radiator and hoses from cracking.Also, check cooling system connections and swap out old seals to keep your antifreeze from leaking.

 

II. Hydraulic System: Maintain precision handling even in freezing conditions.


1.Transition to winter-specific low-temperature hydraulic fluid. Its low-temperature fluidity is excellent, ensuring precise and smooth movements such as lifting, rotating, etc

2. Thoroughly clean the Hydraulic Tank to prevent impurities from clogging the lines in low temperatures.

3.Closely examine hydraulic hoses for cracks or bulges. Replace damaged lines immediately and reinforce interface seals to prevent hydraulic leaks.

 

III. Electrical System: Moisture and Frost Protection


It’s important to make a Stability inspections for aerial work platforms During the cold winter months, Because the high humidity from snow and ice can lead to short circuits.

1.Conduct a full review of the wiring harness. Use double-layered insulation tape on aging or damaged sections and reinforce the waterproof seals on connectors.

2.Regularly start the unit to preheat the electrical system. Test the warning lights, sensors, and control panels to ensure these electronic components remain responsive in low temperatures.

 

IV. EMERGENCY SYSTEMS: Never Compromise on Security


Low temperatures can cause safety components to become stiff,so it’s required to make comprehensive inspection of all safety devices.

1.Test the platform railings and outrigger locking devices, and apply low-temperature lubricant to ensure they secure firmly

2.Focus on inspecting the sensitivity of the emergency braking system and anti-tip devices. Conduct repeated tests in cold environments to ensure rapid response during emergencies



By following these targeted winter maintenance steps, you can significantly reduce the risk of downtime for your aerial work platforms. From fluid transitions to electrical shielding, these measures ensure your equipment remains a safe and efficient asset throughout the harshest winters.


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