SECTION 6 Field Replaceable Parts
6–10 0855855eng 6/08
6 Replacing the Ink Level Sensor (ILS) in the IDM
This procedure is best performed while the IDM is hot.
NOTE: The ILS in the IDM is a float sensor that is also called the
upper ILS, lower ILS, upper float sensor, and lower float sensor.
6.1 What You Will Need
• 3mm Allen wrench
• Large flathead screwdriver
• 5/8 inch open-end wrench
• 9/16 inch open-end wrench
• Wire cutters
6.2 Preparation
1. Power off the Model 5200/5400 and disconnect the power cable.
2. Remove the front cover by loosening the five large captive
screws.
NOTE: The ground wire may need to be disconnected from the print
station.
6.3 Removal
1. Remove the wire harness from the wire duct under the
transformer (1, Figure 6-6).
Figure 6–6
2. Disconnect the green connector (J) from the back panel circuit
board (1, Figure 6-7).
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