4. Service Procedures - Replace Components - Suction Feed Bin
126 Morgana DocuMaster MFC - Service Manual
4.8.5.2 Replace the Air/Vacuum Solenoid Valve - Vacuum Supply
Air/Vacuum Solenoid Valve
Filter Housing
Vacuum Manifold Connector
Chain Tensioner
Distributor PCB
Figure 4.119 The Suction Feed Bin Vacuum Supply - Exploded View
Before you start:
• Remove the LH side covers (See Section 4.2.6)
• Remove the GUI panel (as necessary) (See Section 4.7.3).
(1) Disconnect the solenoid valve power cable from the distributor PCB on the chain
tensioner.
(2) Hold the solenoid valve and push the filter housing down to disconnect it from the
valve body.
(3) Disconnect the solenoid valve from the vacuum manifold connector.
(4) Make sure that the arrow that shows the direction of the air-flow on the base of the
solenoid valve points in the correct direction (it must point towards the vacuum
manifold)
(5) Connect the solenoid valve to the vacuum manifold and lift the filter housing to
connect it to the valve.
(6) Tidy the excess power-cable around the back of the solenoid valve and away from
the drive chains.
(7) Connect the solenoid valve power cable.
4.8.6 Replace the Paper Stop Fingers
Emitter
Sensor
Sensor Housing
Rivet
Stop Finger
Figure 4.120 Suction Feed BIn Emitter/Sensor and Stop Fingers
The two functions of the paper stop fingers are:
• Sheet separation
• Sheet knock-back when the paper tray is moved down.
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