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Buffer Pass Unit-K1 Service Manual Produt Outline Technology Parts Replacement and Cleaning Procedure Installation Appendix...
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This manual is copyrighted with all rights reserved. Under the copyright laws, this manual may changes in the contents of this manual over a long or short period, Canon will issue a new not be copied, reproduced or translated into another language, in whole or in part, without the edition of this manual.
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Explanation of Symbols Each chapter contains sections explaining the purpose of specific functions and the relationship between electrical and mechanical systems with reference to the timing of The following symbols are used throughout this Service Manual. operation. In the diagrams, represents the path of mechanical drive;...
Contents Removing the Buffer Cooling Fan --------------------------------------------- 3-7 Removing the Buffer Feeding Motor ------------------------------------------ 3-8 Removing the Decurler Motor -------------------------------------------------- 3-9 Removing the Decurler Roller -------------------------------------------------3-10 Safety Precautions Installation Notes Before it Works Serving ---------------------------------------------0-8 How to Check this Installation Procedure -------------------------------4-2 When using the parts included in the package ----------------------------- 4-2 Produt Outline Symbols in the illustration -------------------------------------------------------- 4-2...
Safety Precautions > Notes Before it Works Serving Notes Before it Works Serving Caution: At servicing, be sure to turn off the power source according to the specified steps and disconnect the power plug. Caution: Do not turn off the power switch when downloading is under way. Turning off the main power switch while downloading is under way can disable the machine.
Produt Outline > Names of Parts > Cross Section Specifications Cross Section Item Description Remarks Placement Center Feed Speed 139.05(1/1speed), 69.5 (1/2speed)mm/ Transfer from the host machine Installation Build-in type Power Supply Supplied by the host machine Option Unavailable T-1-1 Names of Parts F-1-2 External View...
Technology > Basic Configuration > Drive Configuration Basic Configuration Drive Configuration The following is a diagram showing the drive system of the buffer path: Functional Configuration The buffer unit consists of the following major components: F-2-1 F-2-2 Mark Name Buffer Pass Cooling Fan Mark Name Buffer Pass Decurler Motor...
Technology > Controls > Decurler/Compression amount control > Overview Controls Driving the Decurler Motor rotates the Decurler Adjustment Cam (operates the compression amount adjustment member), which changes the amount of pressure (compression amount) applied by the Decurler Roller and the Hard Roller. Decurler/Compression amount control compression amount ■...
Technology > Controls > Servicing Work > Periodically replaced / consumable parts Latch mechanism Jam detection ■ Overview ■ Overview There is a latch mechanism in the Buffer Lower Cover, and releasing the latch opens the Sensors that detect jam in the Buffer Path are shown below. cover in a downward direction.
Parts Replacement and Cleaning Procedure ■ List of Parts ■ Removing the Buffer Pass Unit ■ Removing the Upper Cover ■ Removing the Lower Cover ■ Removing the Buffer Driver PCB ■ Removing the Buffer Cooling Fan ■ Removing the Buffer Feeding Motor ■...
Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Buffer Pass Unit List of Parts Removing the Buffer Pass Motor/Sensor/PCB Removing the Buffer Pass Unit Procedure 1) Open the Front Cover, Right Lower Cover, and Right Door. F-3-1 F-3-2 Symbol...
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Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Buffer Pass Unit 2) Remove the Upper Front Cover. 4) Disconnect the 2 connectors [1], and free the harness from the guide. • 2 Screws (TP) [1] •...
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Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Buffer Pass Unit 6) Open the guide of the Buffer Pass Unit, and remove the 2 screws (binding) [1]. 8) Disconnect the connector [1] and remove the Reuse Band [2]. •...
Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Lower Cover Removing the Upper Cover Removing the Lower Cover Preparation Preparation 1) Remove the Buffer Pass Unit from the host machine. 1) Remove the Buffer Pass Unit from the host machine. 2) Remove the Upper Cover.
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Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Lower Cover 3) Turn over the Buffer Pass Unit, and remove the stopper [1]. 5) Remove the Lower Cover. • 1 Screw (Binding) [2] • 3 Screws (Binding) [1] •...
Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Buffer Cooling Fan Removing the Buffer Driver PCB Removing the Buffer Cooling Fan Preparation Preparation 1) Remove the Buffer Pass Unit from the host machine. 1) Remove the Buffer Pass Unit from the host machine. 2) Remove the Upper Cover.
Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Buffer Feeding Motor Removing the Buffer Feeding Motor 3) Remove the gear. Preparation 1) Remove the Buffer Pass Unit from the host machine. Procedure 1) Disconnect the 8 connectors [1], and free the harness from the Wire Saddle [2]. F-3-23 4) Remove the Drive Belt Retainer [1], Drive Belt [2], and Pressure Spring [3].
Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Decurler Motor Removing the Decurler Motor 5) Remove the Decurler Motor 1. • 2 Screws (Binding) [1] Preparation 1) Remove the Buffer Pass Unit from the host machine. 2) Remove the Upper Cover.
Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Decurler Roller 3-10 Removing the Decurler Roller 3) Remove the E-ring [1], gear [2], Parallel Pin [3], and bush [4]. Preparation 1) Remove the Buffer Pass Unit from the host machine. 2) Remove the Upper Cover.
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Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Decurler Roller 3-11 6) Remove the 2 E-rings [1] and 2 Belt Retainers [2]. 8) Remove the gear [1], washer [2], and gear [3]. F-3-31 F-3-33 7) Remove the 2 belts [1], gear [2], gear [3], gear [4], spring [5], and Spring Support Plate [6]. 9) Remove the Gear Unit [1].
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Parts Replacement and Cleaning Procedure > Removing the Buffer Pass > Removing the Decurler Roller 3-12 11) Remove the Decurler Roller [1]. CAUTION: During installation, be sure to align the cut-offs of the plate with the bushes. F-3-37 F-3-35 10) Remove the E-ring [1]. F-3-36 3-12 Parts Replacement and Cleaning Procedure >...
Installation ■ How to Check this Installation Procedure ■ Product Name ■ Making Pre-installation Checks ■ Cecking the Contents ■ Installation Outline Drawing ■ UnpackingUnpacking ■ Check Item when Turning OFF the Main Power ■ Installation Procedure Installation...
When using the parts included in the package product is sold, the following names in parenthesis may be registered instead. • Buffer Pass Unit-K1 (F280300) A symbol is described on the illustration in the case of using the parts included in the package of this product.
Installation > Check Item when Turning OFF the Main Power Cecking the Contents Installation Outline Drawing [1] Buffer Pass Unit X 1 [2] Lattice Base X 1 [3] Right Rail X 1 [4] Left Side Rail X 1 [5] Cable Cover X 1 [6] Internal Rear Right Cove X 1 [7] Side Cover (Left) X 1...
Installation > Installation Procedure Installation Procedure 3) Remove the Reader Left Cover. (The removed cover will not be used). • 2 Screws (The removed screws will be used in step 25) • 2 Claws 1) Install the Lattice Unit to the Buffer Pass Unit. •...
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Installation > Installation Procedure CAUTION: 5) Remove the Front Upper Cover. When installing the 3 Way Unit simultaneously, skip steps 6 and 7. • 2 Screws • 2 Protrusions 6) Remove the Reverse Trailing Edge Guide. • 2 Claws Claw Protrusion F-4-10 7) Remove the Second Delivery Cover2.
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Installation > Installation Procedure Remove the Inner Rear Cover 2 (The removed cover will not be used). Cut off [A] part and [B] part with nippers. • 2 Screws (The removed screws will not be used.) • 3 Protrusions Protrusion F-4-12 9) Install the Right Rail.
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Installation > Installation Procedure Remove the screw securing the Left Rear Cover. (The removed screw will not be Install the Buffer Pass Unit part along the rail [B]. used). CAUTION: 1. Before installing the Buffer Pass Unit, let the Harness dangle down as shown in the figure.
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Installation > Installation Procedure Open the guide, and install the 2 screws. Close the guide. • 2 Screws (Binding; M4x8) Close the Front Cover. Connect the harness to the host machine, and install the Reuse Band. Reuse Band F-4-22 Connect the 2 connectors, and route the harness along the Harness Guide. F-4-20 Secure the Left Rear Cover and the Buffer Pass Unit together.
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Installation > Installation Procedure Install the Cable Cover. Install the Side Cover (Left). • 1 Claw • 2 Screws (Use the screws removed in step 3.) • 2 Protrusions • 3 Hooks Claw Hook Hook Protrusion Hook F-4-26 F-4-24 Clean the affixing side with lint-free paper moistened by alcohol. Install the Internal Rear Right Cover.
Appendix > Service Tools > Special Tools 4-11 Service Tools Solvents and Oils Name Uses Composition Remarks Conducting Lubrication; e.g., Fluorine poly wthyl Tool No: FY9-6021(20 g) edge of decurler grease cam. T-4-1 Special Tools None 4-11 Appendix > Service Tools > Special Tools...