Keeping your JLG 1200SJP in peak operating condition starts with the right parts and a solid maintenance routine. Ensure your telescopic boom lift stays in top shape with high-quality switches, filter elements, strobes, and more. The JLG 1200SJP is designed for extreme reach and stability, making it a preferred choice for high-elevation job sites. Don’t forget to stay on top of your maintenance—secure the parts you need to keep your JLG 1200SJP running smoothly! Keep reading for a comprehensive maintenance guide for your machine.

Walk-Around Inspection

Before operating your JLG 1200SJP, perform a thorough walk-around inspection to prevent costly downtime and ensure operator safety. Regular inspections help identify issues early, allowing your boom lift to operate efficiently.

• Check for hydraulic leaks, loose hoses, or damaged connections.
• Inspect tires for proper inflation and wear.
• Ensure safety decals are in place and legible.
• Verify that the boom, jib, and platform are secure and in good condition.
• Inspect the oscillating axle system for proper functionality.
• Ensure the turntable bearing and swing drive components are properly lubricated.
• Check the fuel level and inspect fuel filters for contamination or water buildup.

Daily Maintenance

• Check engine oil and coolant levels and top off as needed.
• Inspect hydraulic fluid level and condition, ensuring no contamination.
• Test brakes, lights, and safety features, including alarms and emergency stop functions.
• Ensure all controls and emergency stop functions are responding correctly.
• Check drive hubs, wheel components, and axle extensions for leaks or wear.
• Drain water from the fuel separator (if applicable).

Every 150 Hours Maintenance

• Check and lubricate swing bearing and drive hubs.
• Inspect hydraulic oil levels and top off if necessary.
• Check tire pressure and condition, ensuring no excessive wear.
• Inspect platform leveling system for proper function.

Every 300 Hours Maintenance

• Replace engine oil and oil filter.
• Inspect hydraulic return and charge filters, replacing if needed.
• Check and lubricate the axle extension and retraction system.
• Inspect electrical connections and wiring for wear or corrosion.

Every 600 Hours Maintenance

• Replace hydraulic oil and all associated filters.
• Inspect turntable bearing lubrication and reapply grease.
• Check brake system for wear and adjust as needed.
• Inspect fuel system components for leaks and replace filters.

Every 1,200 Hours Maintenance

• Flush and replace engine coolant to prevent overheating and corrosion.
• Perform a full inspection of the swing drive and brake system.
• Check all structural components, welds, and platform rails for signs of stress or fatigue.
• Perform a complete hydraulic system inspection, replacing seals or hoses as needed.

Final Maintenance Recommendations

Regular maintenance keeps your JLG 1200SJP operating reliably. For a full range of JLG parts, explore our extensive EquipmentShare parts catalog. If you can't find the part you need, reach out to our parts experts for a custom order.