34
Rev 9 2022
Maintenance & Repair
Length Sensor Replacement
Part Numbers
•
E55506801 – Length Sensor Assembly
Tools Needed
• Philips head screwdriver
• Zip cable tie
Procedure
1. Unplug Machine
2. Remove the water bottle, and tank assembly
3. Remove left side cover (5 Philips screws) be careful as the ribbons connecting the keypad can be ripped easily.
4. Unplug keypad ribbons from controller board
5. Remove 2 Philip screws holding sensor to frame (Figure 1)
6. Cut tie holding sensor wire in place
7. Unplug sensor from controller board (Figure 2)
8. Screw 2 Philips screws into sensor holding it to frame
9. Plug new sensor into the controller board
10. Use cable tie to secure wire to machine
11. On left cover plug keypad ribbons back into controller board
a. Be sure not to miss any pins as this will effect the length selected
12. Reinstall left cover be sure not to pinch or drive a screw through the keypad ribbons.
13. Replace water tank, brushes, and water bottle
Figure 1
Figure 2
Summary of Contents for 555e
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