SECTION 6 Field Replaceable Parts
0855855eng 6/08 6–39
17.4 Cartridge Heater with Thermostat
The cartridge heater 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)
17.4.1 Holding Chamber Cartridge Heater with Thermostat (400W)
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 (1), split washer (2), and flat washer (3)
holding the thermostat (4) (1, Figure 6-28) on the backside of
holding chamber, located below the motor.
Figure 6–28
3. Remove the screw trapping the thermistor and cartridge heater
and slide the cartridge heater out (1, Figure 6-27). There is an
access hole at the bottom to push the cartridge out, if necessary.
4. Disconnect the cartridge heater with thermostat wires from
positions #3 and #4 of the green 8-position plug. Refer to Figure
6-9 and Table 6-1.
5. To replace the heater with thermostat, reverse steps 1 through
4 above.
NOTE: Be careful plugging the connector into the backplane, as
it is possible to plug one pitch position off.
1
2
3
4
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