Brother GT-3 Series Service Manual page 321

6. Replacing Parts
Inside the Maintenance Unit
2
7
1.
Cap Motor
Located in the front to raise and lower the Cap mechanism.
2.
Wiper Motor
Located in the center to move the Wiper mechanism back and forth.
3.
Pump Motor
Located in the back to operate the Tube Pump mechanism for Head Cleaning.
4.
Wiper Cleaner Cassette Switches
Located in the front and the center, to detect the Wiper Cleaner Cassette.
5.
Cap Origin Sensor
Located on the left side to detect the origin of the Cap mechanism.
6.
Wiper Origin Sensor
Located in the upper right center to detect the origin of the Wiper mechanism.
7.
Pump Rotation Sensor
Located at the back to detect the rotation of the Tube Pump.
8.
Maintenance Solenoid Unit (Black, Magenta, Cyan, Yellow, White 1-4)
Located in the middle. This unit is normally closed and opened when the pump takes in the waste ink.
9.
GT3 Solenoid Vent Assy
Located at the lower right back. This unit is normally closed and opened when the pump takes in the
waste ink.
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GT-3 Series
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Front