Gestetner B003 Service Manual page 27

NINE-TRAY MAILBOX AND BRIDGE UNIT G909/G912
1. OVERALL MACHINE INFORMATION ...................................... 15-1
1.1 SPECIFICATIONS...................................................................................15-1
1.2 COMPONENT LAYOUT..........................................................................15-2
1.2.1 MECHANICAL COMPONENT LAYOUT.........................................15-2
1.2.2 DRIVE LAYOUT .............................................................................15-3
1.3 ELECTRICAL COMPONENT DESCRIPTIONS ......................................15-4
2. DETAILED DESCRIPTIONS ..................................................... 15-6
2.1 BASIC OPERATION................................................................................15-6
Proof Tray ...........................................................................................15-6
Bridge Unit ..........................................................................................15-6
Trays...................................................................................................15-6
2.2 PROOF TRAY SENSORS.......................................................................15-7
2.2.1 PAPER SENSOR ...........................................................................15-7
2.2.2 PAPER OVERFLOW SENSOR......................................................15-7
2.3 TRAY SENSORS ....................................................................................15-8
2.3.1 PAPER SENSOR ...........................................................................15-8
2.3.2 PAPER OVERFLOW SENSOR......................................................15-8
2.3.3 TRAY EXIT SENSOR .....................................................................15-8
2.4 TIMING CHART AND MISFEED DETECTION........................................15-9
3. INSTALLATION PROCEDURE............................................... 15-11
3.1 MAILBOX (G909) ..................................................................................15-11
3.1.1 ACCESSORY CHECK..................................................................15-11
3.1.2 REQUIREMENT OPTIONS FOR MAIN MACHINE ......................15-11
3.1.3 INSTALLATION PROCEDURE ....................................................15-12
1.2 BRIDGE UNIT FOR MAILBOX (G912)..................................................15-15
1.2.1 ACCESSORY CHECK..................................................................15-15
1.2.2 INSTALLATION PROCEDURE ....................................................15-16
4. REPLACEMENT AND ADJUSTMENT.................................... 15-21
4.1 PROOF TRAY UNIT..............................................................................15-21
4.1.1 PROOF TRAY SENSOR AND PAPER
OVERFLOW SENSORS ...............................................................15-21
4.1.2 PROOF TRANSPORT UNIT ........................................................15-21
4.2 TRAY UNIT............................................................................................15-22
4.2.1 TRAYS..........................................................................................15-22
4.2.2 PAPER SENSOR, PAPER OVERFLOW SENSOR,
AND TRAY EXIT SENSOR ..........................................................15-23
Paper Overflow Sensor.....................................................................15-23
Paper Sensor....................................................................................15-23
Tray Exit Sensor (above the 1st tray, and in the 3rd, 6th,
and 9th trays)....................................................................................15-23
4.2.3 MAIN CONTROL BOARD ............................................................15-24
4.2.4 TRAY EXIT SENSOR ADJUSTMENT ..........................................15-25
SM xv B003/B004/B006/B007