Ricoh LCIT RT5090 Field Service Manual Download Page 32 | Manualshive

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Lift Sensor

1. Paper feed unit (page 13 "Paper Feed Units")
2. Sensor bracket [A] ( x1, x1,

x1)

3. Lift sensor [A] ( x3)

1. Replacement and Adjustment

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Summary of Contents for LCIT RT5090

Page 1: ...LCIT RT5090 Machine Code D732 Field Service Manual November 2014 ...

Page 2: ......

Page 3: ... and abbreviations used in this manual Symbol What it means Screw Connector E ring Clip ring Harness clamp FFC Flexible Film Cable JG Junction Gate LE Leading Edge of paper LEF Long Edge Feed SEF Short Edge Feed TE Trailing Edge of paper A Short Edge Feed SEF B Long Edge Feed LEF 1 ...

Page 4: ...all be done using the special tools and procedures prescribed for maintenance of the machine described in the reference materials service manuals technical bulletins operating instructions and safety guidelines for customer engineers Use only consumable supplies and replacement parts designed for use of the machine The Aim of Anti tip Components and Precautions The anti tip components are necessar...

Page 5: ...ers 7 Front Cover 7 Rear Cover 7 Top Cover 8 Side Cover 8 Left Top Cover 9 Right Top Cover 9 Left Rear Cover 10 Right Rear Cover 10 Right Cover 11 Inner Covers 11 Inner Upper Cover 11 Inner Lower Cover 12 Paper Feed 13 Paper Feed Units 13 When reinstalling the paper feed unit 13 Paper Feed Separation and Pickup Rollers 14 Top Tray Tray 1 14 Middle Tray Tray 2 16 Bottom Tray Tray 3 18 LCIT Motors 2...

Page 6: ...or bracket 29 Lift Sensor 30 LCIT Exit Sensor 31 Exit Roller Lift Sensor 31 Removing the Vertical Feed Unit 32 1st Transport 1st Relay Upper Lower Sensors 34 2nd Relay Sensor 2nd Transport Sensor 35 3rd Relay Sensor 3rd Transport Sensor 36 Main Control Board 36 Paper Height Paper Width Sensors 37 Paper Height Sensors 37 Paper Width Sensors 37 Adjustment 39 Side Registration Adjustment 39 Double Fe...

Page 7: ... while the LCIT is standing alone can unbalance the LCIT and cause it to fall over Only one set of carrying handles is attached to the side of Tray 2 Follow the procedure below to attach and use these handles to move Tray 1 2 or 3 1 Pull the tray A out of the LCIT until it stops 2 Remove the screws from the right rail x3 3 Remove the screws from the left rail x3 You do not need to remove screw for...

Page 8: ...1 Replacement and Adjustment 6 ...

Page 9: ...Door and Covers Front Cover 1 Open the front door A 2 Front cover A x2 Rear Cover 1 Rear cover A x2 Door and Covers 7 ...

Page 10: ...Top Cover 1 Front cover page 7 Front Cover 2 Rear cover page 7 Rear Cover 3 Top cover A x2 Side Cover 1 Top cover page 8 Top Cover 2 Side cover A x2 1 Replacement and Adjustment 8 ...

Page 11: ...Left Top Cover 1 Top cover page 8 Top Cover 2 Side cover page 8 Side Cover 3 Left top cover A x2 Right Top Cover 1 Left top cover page 9 Left Top Cover 2 Right top cover A x2 Door and Covers 9 ...

Page 12: ...Left Rear Cover 1 Left rear cover A x8 Right Rear Cover 1 Left rear cover page 10 Left Rear Cover 2 Right rear cover A x6 1 Replacement and Adjustment 10 ...

Page 13: ...Right Cover 1 Pull all the LCIT trays out a short distance 2 Right cover A x6 Inner Covers Inner Upper Cover 1 Open the front door 2 Pull down the U1 lever A Door and Covers 11 ...

Page 14: ...3 Remove Knob B x1 Inner upper cover C x2 Inner Lower Cover 1 Open the front door 2 Inner lower cover A x2 1 Replacement and Adjustment 12 ...

Page 15: ...inner upper cover For the paper feed unit in the bottom tray remove the inner lower cover 3 Pull the paper feed unit A x 2 4 Stopper bracket B x 1 5 Pull the paper feed unit A out fully and then lift it When reinstalling the paper feed unit When reinstalling the paper feed unit align the cutout in the slide rail with the stud screw A and then install the paper feed unit Paper Feed 13 ...

Page 16: ... Rollers Top Tray Tray 1 Before doing this procedure turn off the main machine and disconnect it from its power source 1 Open the front door A 2 Pull out the top tray B until it stops 3 Side plate A x 2 1 Replacement and Adjustment 14 ...

Page 17: ...4 Pull the paper feed unit A x 2 5 Slide the sensor bracket A to the front x 1 Note the original position of this bracket It must be re installed at its original position Paper Feed 15 ...

Page 18: ...eparation roller x 1 C Pickup roller x 1 Middle Tray Tray 2 Before doing this procedure turn off the main machine and disconnect it from its power source 1 Open the front door A 2 Pull out the middle tray B 1 Replacement and Adjustment 16 ...

Page 19: ...3 Side plate A x 2 4 Pull the paper feed unit A x 2 Paper Feed 17 ...

Page 20: ... must be re installed at its original position 6 Remove A Paper feed roller x 1 B Separation roller x 1 C Pickup roller x 1 Bottom Tray Tray 3 Before doing this procedure turn off the main machine and disconnect it from its power source 1 Open the front door A 1 Replacement and Adjustment 18 ...

Page 21: ...2 Pull out the bottom tray B 3 Paper end fence A if it is stored here 4 Side plate A x 2 Paper Feed 19 ...

Page 22: ...5 Pull the paper feed unit A x 2 6 Slide the sensor bracket A to the front x 1 Note the original position of this bracket It must be re installed at its original position 1 Replacement and Adjustment 20 ...

Page 23: ...7 Remove A Paper feed roller x 1 B Separation roller x 1 C Pickup roller x 1 Paper Feed 21 ...

Page 24: ...tor 1st 2nd and 3rd Transport Motors 1 Left rear cover page 10 Left Rear Cover 2 Motor unit A x1 x1 x2 3 Motor B x4 LCIT Exit Motor 1 Left rear cover page 10 Left Rear Cover 2 Motor unit A x1 x1 x2 3 Motor B x4 1 Replacement and Adjustment 22 ...

Page 25: ...k up feed motor and a grip motor The removal procedure is the same for each feed tray 1 Left rear cover page 10 Left Rear Cover 2 Motor unit A x4 x2 x2 3 Springs x2 A First loosen the screws x2 4 Paper feed motor B x2 x1 5 Grip motor C x2 x1 LCIT Motors 23 ...

Page 26: ...ws to tighten the belts Lift Motors 1st 3rd Lift Motors The procedure for removing the 1st and 3rd lift motors is the same 1 Right rear cover page 10 Right Rear Cover 2 Motor unit A x 3 x1 3 1st or 3rd lift motor B x4 x1 Coupling x1 x1 1 Replacement and Adjustment 24 ...

Page 27: ...2nd Lift Motor 1 Right rear cover page 10 Right Rear Cover 2 Motor unit A x 5 x1 3 2nd lift motor A x 2 LCIT Motors 25 ...

Page 28: ...Exit Roller Lift Motor 1 Left rear cover page 10 Left Rear Cover 2 The motor is located at A 3 Disconnect the motor at A and B x1 x1 1 Replacement and Adjustment 26 ...

Page 29: ...4 Disconnect the motor mount A x1 5 Remove the motor B 6 Separate the motor and bracket x2 x1 Cooling Fan 1 Left rear cover page 10 Left Rear Cover 2 Fan bracket A x 2 x 1 x 1 LCIT Motors 27 ...

Page 30: ...3 Cooling fan A x 2 When reinstalling the cooling fan make sure that the cooling fan is installed with its decals facing upward 1 Replacement and Adjustment 28 ...

Page 31: ... 2 3 Paper feed sensor A hooks 4 Paper end sensor B hooks When reinstalling the sensor bracket Make sure that the white connector is connected to the paper feed sensor and the red connector is connected to the paper end sensor Use two holes A when attaching the sensor bracket Do not use the hole B Electrical Components 29 ...

Page 32: ...Lift Sensor 1 Paper feed unit page 13 Paper Feed Units 2 Sensor bracket A x1 x1 x1 3 Lift sensor A x3 1 Replacement and Adjustment 30 ...

Page 33: ...LCIT Exit Sensor 1 Disconnect the LCIT from the main machine 2 Exit sensor unit A x1 x1 3 Exit sensor B Exit Roller Lift Sensor 1 Disconnect the LCIT from the main machine Electrical Components 31 ...

Page 34: ...x4 Removing the Vertical Feed Unit 1 Open the front door 2 Remove Inner upper cover page 11 Inner Covers Inner lower cover page 11 Inner Covers Left rear cover page 10 Left Rear Cover 3 Disconnect the harness clamps and x2 1 Replacement and Adjustment 32 ...

Page 35: ...4 Disconnect the motor harnesses x3 x11 5 Upper stay A x2 6 Lower stay B x2 Electrical Components 33 ...

Page 36: ...Transport 1st Relay Upper Lower Sensors 1 Vertical feed unit page 32 Removing the Vertical Feed Unit 2 Remove 1st Transport sensor A x1 x1 1st Relay sensor upper B x1 x1 1st Relay sensor lower C x1 x1 1 Replacement and Adjustment 34 ...

Page 37: ...2nd Relay Sensor 2nd Transport Sensor 1 Vertical feed unit page 32 Removing the Vertical Feed Unit 2 Remove 2nd Relay sensor A x1 x1 2nd Transport sensor B x1 x1 Electrical Components 35 ...

Page 38: ... Removing the Vertical Feed Unit 2 Remove 3rd Relay sensor A x1 x1 3rd Transport sensor B x1 x1 Main Control Board 1 Left rear cover page 10 Left Rear Cover 2 Right rear cover page 10 Right Rear Cover 3 Main control board A x7 x1 x All 1 Replacement and Adjustment 36 ...

Page 39: ... Left Rear Cover 2 Remove Paper height sensor unit A x 2 x 4 Clamp bracket B x2 Paper height sensors x 4 C x3 x 2 each Paper Width Sensors 1 Left rear cover page 10 Left Rear Cover 2 Remove Paper width sensor unit A x2 x 3 Paper width sensors B x3 x2 each Electrical Components 37 ...

Page 40: ...1 Replacement and Adjustment 38 ...

Page 41: ...e the screw positions A at both the right and left sides as shown Adjustment range 0 2 0 mm adjustment step 0 5 mm step Double Feed Problem from LCIT If double feed occurs several times when paper is fed from an LCIT Tray 1 2 or 3 try to change the upper limit of the paper stack in the LCIT tray Changing the upper limit of the paper stack in the LCIT tray can improve paper separation for the paper...

Page 42: ...return the upper limit position to the default position move the paper lift sensor bracket 0 5 mm to the opposite side Return the upper limit position to the default if a paper jam occurs at the paper feed sensor in the LCIT 1 Replacement and Adjustment 40 EN ...

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