

The Genie Articulated Boom Lift S-120 HD is a versatile and robust aerial work platform designed for high-reach applications. Known for its exceptional maneuverability and stability, this model is ideal for construction, maintenance, and industrial tasks, ensuring safety and efficiency at elevated heights.
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Get instant access to all the maintenance information you need. Empower technicians to perform preventive maintenance with asset packages, ready to use right out of the box.
Find all the essential guides in one place.
Tensioning Guide
Belt-diagram
C-120 pulleys
+ 13 more
Pre-built workflows to keep your asset running smoothly.
Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
+ 29 more
Integrate maintenance plans directly into your work orders.
Motion Industries
Applied Industrial Technologies
Electrical Brothers
+ 5 more
Access the parts list for your equipment in MaintainX.
Drive Motor
B2 Rollers
Tensioning System
+ 40 more

Genie Articulated Boom Lift S-120 HD
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Integrate maintenance plans directly into your work orders in MaintainX.
4000 Hourly Engine Maintenance
- Perform Engine Maintenance
Required maintenance procedures and additional engine information are available in the manufacturer's manuals. Refer to Specifications, Engine Operator and Maintenance Manuals
Perkins Models, every 4000 hours (p.171):
854F-34T, 1104D-44T:
• Aftercooler core - clean/test
GM 3.0L, every 5000 hours (p.172):
• Cooling system coolant - replace
Perkins 1104D-44T, every 6000 hours, (p.172)
• Cooling system coolant extender (ELC) - add
50 Hourly Kubota Engine Maintanance
- Check Coolant Level
- Check Oil Level
- Replace Engine oil , Z482
- Check Fan belt tension and damage
- Check Battery electrolyte level
- Check Spark plug
- Clean Air cleaner element (Replace the element after 6 times cleaning)
- Clean Fuel filter (element type)
- Replace Oil filter cartridge, Z482
3 Monthly Boom Lift Maintenance
- Check for Open Bulletins and Owner Registration
1. Locate the serial number plate or label on your machine and document your Genie machine serial number (exactly as its displayed on the serial plate or label)
2. Confirm that Genie has the current machine owner information on file by contacting our warranty department at 1-800-536-1800 or use the link included in this procedure to download and complete a New Owner Registration Form
3. Using the link provided, check for current bulletins for your machine(s);
1 Yearly Drive Hub Oil Level Inspection
- Check the Drive Hub Oil Level and Fastener Torque
Failure to maintain proper drive hub oil levels may cause the machine to perform poorly and continued use may cause component damage
Models with tires:
1. Drive the machine to rotate the hub until the plugs are located one on top and the other at 90 degrees
2. Remove the plug located at 90 degrees and check the oil level
Result: The oil level should be even with the bottom of the plug hole
3. If necessary, remove the top plug and add oil until the oil level is even with the bottom of the side plug hole. 4. Install the plug(s) into the drive hub
5. Check the torque of the drive hub mounting bolts. Refer to Specifications, Machine Torque Specifications
6. Repeat this procedure for each drive hub
100 Hourly GM .998L Engine Maintanance
- Check Coolant level
- Check Oil level
- Check for leaks Oil, fuel and coolant systems
- Replace engine oil and filter
- Drain/clean LPG vaporizer
- Check PCV valve
- Clean/replace air cleaner element
- Check timing belt
- Check electrical wiring for chafing or damage
Access the parts list for your equipment in MaintainX.
Digital Protractor
58377
O-ring Field Service Kit
49612
Digital Level Kit
58351
Digital Protractor
58377
O-ring Field Service Kit
49612
Digital Level Kit
58351
Digital Protractor
58377
O-ring Field Service Kit
49612
Digital Level Kit
58351
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