the cam actuated lever capping arm drive portion 130 and the cam actuated lever capping arm 200 are described in greater detail in copending u s patent application ser no 09 721 954 filed herewith and incorporated herein by reference in its entirety in particular in various exemplary embodiments when the cam shaft 100 first begins rotating in the counterclockwise direction the wiper blade portion 120 drives a wiper blade platform not shown from a first position to a second position to wipe the nozzle faces 23 of the one or more printheads 12 then when the cam shaft 100 is driven in the clockwise direction the wiper blade drive portion 120 of the cam shaft 100 lastly drives the wiper blade platform from the second position back to the first position to again wipe the nozzle face 23 of the one or more printheads 12 before the printhead 14 is moved from the maintenance station 1000 to the printer zone 24 the wiper blade platform a wiper blade drive mechanism positioned between the cam shaft 100 and the wiper blade platform and the operation of the wiper blade drive portion 120 is described in greater detail in the incorporated ser 09 594 694 application and in u s patent application ser no 09 594 681 filed herewith and incorporated herein by reference in its entirety in various exemplary embodiments after the.