Spray a light coating of white lithium grease on moving parts -- such as the joint where the swing arms meet the pedal arms -- and the joint where the swing arms meet the frame.
Wipe any excess grease off with a dry, soft cloth.
Apply a thin coat of petroleum jelly to the axle tube at the top of the machine.
Spray a water-displacing oil on the cable holders at the top and bottom of the rear swing cables. Wipe off any excess oil.