Originally Posted by wildbill
Hopefully, someone with pedals like yours will chime in. Mine are different and the only allen screws are the ones for the drive links. they're small - 3mm. Most everything else uses a drum key.
You'll need a thin walled socket for the shaft nut. Regular sockets are probably too fat to fit in the space.
What really stumps me is how to access the bolts on the side of the frame tower (where the bearings are housed) that holds the axle in place. They're recessed.