C556, C556i Navy Self Powered Elliptical Fitness
Page 60
Procedure 7.18 - Replacing a Main Column
1. Procedure
1. Remove the rear cover and disconnect the red battery lead from terminal M6 of the lower
PCA.
2. Attach the anti-static wrist strap to your arm, then connect the ground lead of the wrist strap
to the EFX frame.
3. Remove the four screws that secure the display housing front panel to the display backing
plate.
4. Disconnect the heart rate cable (connector J1) and upper interconnect cable (connector J5)
from the upper PCA. Remove the display housing front panel.
5. Remove the four screws that fasten the display backplate to the upper main column.
Remove the display housing backplate.
6. Pry the end cap out the front of the frame base tube with a thin bladed screwdriver (See
Diagram 7.4).
7. Carefully withdraw both cables and mid-point connector. Disconnect the upper interconnect
cable from the mid-point connector. Carefully draw the upper interconnect cable out of the
upper end of the main column. Set the cable aside to be re-installed later.
8. Remove the two screws that fasten the cover near the middle of the main column. Remove
the cover.
Diagram 7.13 - Main Column
Cover Screw
Cover
Upper Frame
Tube Bolt
Lower Mounting Bolt
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