SECTION 6 Field Replaceable Parts
0855855eng 6/08 6–37
17 Spare Parts Kit
This procedure describes how to replace components that are
included in the Spare Parts Kit.
You will need the following tools.
• #1 and #2 Phillips screwdrivers
• 3mm and 4mm Allen wrenches
• Large flathead screwdriver
• 1/2 inch open-end wrench
• 5/8 or 7/8 open-end wrench
17.1 #4-40 Pan Head Phillips Screws
These are spare screws for securing the plastic printhead enclosure
to the printhead. These may be dropped when servicing a soaked
printhead. For instructions, refer to document 0840546 (Printhead
Soak Kit Instructions), included in the Spare Parts Kit.
17.2 M4 Pan Head Phillips Screws
These are spare screws for securing the ground line at the printhead
or print station. See Section 6, Replacing the Vacuum/Ground
Line.
17.3 Thermistor
The thermistor may need to be replaced in two places located in the
ink delivery module. See Section 6, Replacing the Ink Delivery
Module.
Holding Chamber (1, Figure 6-27)
Melt Chamber (2, Figure 6-27)
17.3.1 Holding Chamber Thermistor
1. Remove the ink delivery module. See Section 6, Replacing
the Ink Delivery Module and the Ink Delivery Module parts
illustration.
2. Remove the screw trapping the holding chamber thermistor
and cartridge heater and slide the thermistor out.
3. Disconnect the thermistor wires from positions #3 and #4 of the
green 12-position plug.
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