How to Maximize the Lifespan of Your Hydraulic Wing Plow
A hydraulic wing plow is one of the best tools for commercial snow removal contractors to rely on. These state-of-the-art snow plow attachments are perfect for efficiently clearing snow from tough spots like winding roads and narrow parking lots with multiple curbs. When in use, hydraulic wing plows endure extreme mechanical and environmental stress that can shorten their operational lifespans.
With the right approach to maintenance, a hydraulic wing plow can be dependable for many seasons. In this blog, we'll take a look at how snow contractors can maximize the service life of a hydraulic wing plow.
Top 7 Tips to Extend Your Hydraulic Wing Plow's Service Life
1. Annual Pre-Season Inspections
Before snow starts falling each winter, inspect your hydraulic wing plows for any signs of damage that can be fixed now. Pre-season repairs are much easier and less disruptive than emergency fixes in the middle of a winter storm. Look for:
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Leaks, seal damage or bent components in hydraulic cylinders
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Cracks or corrosion in hoses and fittings
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Ovaling or missing retainers in pins and pivot points
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Rusting or cracking in the frame and moldboard
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Uneven wear and tear on cutting edges
2. Maintain Hydraulic Fluid
Hydraulic fluid contamination often causes wing plows to operate sluggishly and, in the long term, can lead to component failure and shortened service life. To maximize the life of your hydraulic wing plow, be diligent about changing hydraulic fluid and filters at the correct intervals. Make sure to always use OEM-approved cold weather fluid for the best long-term performance. Any fluid leaks should be repaired immediately to prevent entry by air and moisture.
3. Diverter Valve Maintenance
The diverter valve plays a critical role in directing hydraulic flow to the wing plow, yet it is often overlooked in routine maintenance. A failing diverter valve can cause symptoms that resemble cylinder and pump issues, so proactive attention may prevent misdiagnosis and downtime. Regularly inspect the valve's wires, coils, and connectors for corrosion or damage; clean or fix right away to prevent escalating issues. Additionally, cycle the diverter valve periodically to prevent internal sticking.
4. Lubricate Moving Components
Proper lubrication of moving components reduces friction, displaces moisture, and slows wear in high-stress contact areas – all of which will extend the lifespan of a hydraulic wing plow. These components of your hydraulic wing plow should be consistently greased:
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Cylinder pins
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Main hinges and pivot points
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Slide boxes and rotating joints
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Trip and float mechanisms
5. Replace Wear Parts Regularly
Some parts of a hydraulic wing plow will inevitably be worn out over time when it is used for commercial snow management. Cutting edges, wear pads, skid shoes, and bushings are designed to endure the abuse of the job in order to protect the main structure of the plow attachment. When these parts are allowed to degrade beyond service limits, it can result in damage that drastically shortens the lifespan of your wing plow. Frame cracking, moldboard thinning, and push arm erosion may all be the result when wear parts are replaced infrequently. Remember that proactive part replacement is always more cost-effective than structural repair.
6. Use Proper Plowing Technique
Proper use of a hydraulic wing plow can maximize its service life, just as improper use can shorten it. Plow operators should make a diligent effort to avoid striking curbs or other obstacles while plowing, which causes excess wear and tear. It's also best practice to move at slow, steady speeds while plowing and to always raise the blade while not actively plowing. The wing of the plow should never be used as a prying device or to push heavy objects, which can cause serious damage. Smooth operation reduces shock loading on cylinders, diverter valves, pins, and frames.
7. Proper Off-Season Storage
While hydraulic wing plows endure the most wear and tear during the winter season, their lifespans can also be shortened by improper storage during the off-season. Proper off-season storage protects wing plow attachments from corrosion and hydraulic contamination. Before storage, fully wash the plow and inspect it for signs of damage. Repair any damaged components now instead of waiting until next winter. Retract hydraulic cylinders to protect rods and cap hydraulic lines to prevent contamination. If possible, always store hydraulic wing plows indoor and off the ground to minimize degradation.
Conquer Every Snowfall with High-Quality Hydraulic Wing Plows
Following a structured maintenance routine, sticking to proper operating technique, and using good storage habits will maximize the lifespan of hydraulic wing plow attachments. Contact Storm Equipment today if you're interested in purchasing new hydraulic wing plows for your commercial snow removal operations.

