Grease or other lubricants ARE NOT used on this drive system. The lift should be inspected annually by a stairlift company. The lift and rail also should be kept clean and free of dust.
SL300 Owers Manual

Stairlift Service And Repairs Northern Virginia, DC, Maryland
Sometimes a stairlift repair can be resolved by removing a simple obstruction, verifying the main switch is turned on or resetting the lift. How to check the five most common stairlift problems and more. Troubleshooting basic stairlift problems.
Acorn Stairlifts
AmeriGlide
Bruno Stairlifts
Brooks Stair Lift
HandiCare
Sterling/Minivator