Gestetner A294 Service Manual page 18

6.5 DRUM UNIT ............................................................................................6-33
6.5.1 DRUM UNIT REMOVAL AND DRUM REPLACEMENT .................6-33
6.5.2 QUENCHING LAMP REPLACEMENT ...........................................6-34
6.5.3 GRID PLATE/CHARGE CORONA WIRE/
WIRE CLEANER REPLACEMENT.................................................6-35
6.5.4 DRUM POTENTIAL SENSOR REPLACEMENT ............................6-37
6.5.5 CLEANING BLADE/ID SENSOR REPLACEMENT ........................6-38
6.5.6 CLEANING BRUSH REPLACEMENT ............................................6-39
6.5.7 PICK-OFF PAWL REPLACEMENT ................................................6-40
6.5.8 DRUM FILTER REPLACEMENT....................................................6-41
6.5.9 OPC DRUM CHANGE....................................................................6-41
6.6 DEVELOPMENT AND TONER SUPPLY ................................................6-42
6.6.1 DEVELOPMENT UNIT REMOVAL.................................................6-42
6.6.2 DEVELOPER REPLACEMENT ......................................................6-43
6.6.3 DEVELOPMENT AND AIR DUST FILTER REPLACEMENT .........6-45
6.6.4 DEVELOPMENT ENTRANCE, FRONT, & REAR SIDE SEALS ...6-46
6.6.5 TONER DENSITY SENSOR REPLACEMENT...............................6-47
6.6.6 TONER HOPPER SENSOR REPLACEMENT ...............................6-48
6.6.7 DEVELOPMENT MOTOR REPLACEMENT...................................6-49
6.6.8 DEVELOPMENT ROLLER SHAFT CLEANING .............................6-50
6.7 TRANSFER BELT UNIT ..........................................................................6-51
6.7.1 TRANSFER BELT UNIT REMOVAL/INSTALLATION ....................6-51
6.7.2 TRANSFER BELT REPLACEMENT...............................................6-53
6.7.3 TRANSFER BELT CLEANING BLADE REPLACEMTNT ...............6-55
6.7.4 TRANSFER BELT BIAS BRUSH REPLACEMENT ........................6-56
6.8 PAPER FEED..........................................................................................6-57
6.8.1 PAPER TRAY REMOVAL ..............................................................6-57
6.8.2 PAPER FEED ROLLER REPLACEMENT......................................6-60
6.8.3 PAPER FEED AND VERTICAL TRANSPORT CLUTCH, AND
TRAY LIFT, PAPER FEED, AND
PAPER END SENSOR REMOVAL ...............................................6-61
6.8.4 REAR FENCE RETURN SENSOR REPLACEMENT.....................6-64
6.8.5 REAR FENCE HP SENSOR REPLACEMENT...............................6-65
6.8.6 RIGHT 1ST TRAY PAPER SENSOR REPLACMENT....................6-66
6.8.7 BOTTOM PLATE LIFT WIRE REPLACEMENT..............................6-67
6.8.8 PAPER DUST REMOVER CLEANING ..........................................6-69
6.8.9 REGISTRATION SENSOR CLEANING .........................................6-70
6.8.10 UNIVERSAL TRAY SIZE SWITCH REPLACEMENT ...................6-71
6.8.11 1ST TRAY LIFT MOTOR REMOVAL ...........................................6-72
6.8.12 LIFT MOTOR REMOVAL (2ND & 3RD TRAYS)...........................6-73
6.8.13 PAPER FEED MOTOR REMOVAL ..............................................6-74
6.8.14 RELAY MOTOR, UPPER RELAY CLUTCH,
LCT RELAY CLUTCH REMOVAL ................................................6-75
6.8.15 REGISTRATION MOTOR REMOVAL ..........................................6-76
6.8.16 COPIER FEED UNIT/DEVELOPMENT FAN MOTOR
REMOVAL ....................................................................................6-77
6.8.17 LCT RELAY AND RELAY SENSOR REMOVAL ..........................6-78
6.8.18 TANDEM FEED TRAY PAPER SIZE CHANGE ...........................6-79
6.8.19 MECHANICAL SIDE REGISTRATION ADJUSTMENT ................6-82
A294/A295
CÓPIA NÃO CONTROLADA
vi
CÓPIA NÃO CONTROLADA
Rev. 05/2004
SM