Schwinn 190 Service Manual page 60

3. Flex the edges of the Top Shroud to disengage the
inside tabs from the Main Assembly. Carefully rotate the
Shroud on the Console Mast to get access to the Main
Shroud screws.
Note: It may be easier to pry up the edges of the Top
damage to the surface of the Shrouds, we
recommend putting a piece of cloth over the
screwdriver blade.
4. Using a #2 Phillips Screwdriver, remove 3 screws (a) that
attach the Crank Disc to the Left Main Shroud. Set them
safely aside for reassembly.
Rotate top shroud
Left side (Top shroud and pedal not shown for clarity)
a
60
disc
Main
shroud