Schwinn 270 Service Manual page 25

Note: Your machine may not match the image. For reference only.
1. Loosen and remove the old Pedals. Set them safely aside for
reassembly.
Note: The Left Pedal is reverse-threaded. Orientation is based
from a seated position on the bike. The Left Pedal has an
"L", the Right Pedal an "R".
2. Using a flathead screwdriver, remove the threaded Cap (A)
from the Crank Arm (B) to expose the Hex Head Bolt (C).
3. Using a 13 mm wrench and socket, remove the Hex Head Bolt
(C).
(R)
A
B
25
(L)
B
C