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D U P

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   Operation• 6-5

EMERGENCY Switch

Switch SB1 (fig. 1 and 2) is provided with mechanical lock.
Release by pulling the red push-button outwards.

You can now start the machine and use all the commands and devices provided.

C 420 R

Use push-button       (par. 6-2) or       (par. 6-2) to start the machine with low or high

feed rate. The machine is supplied with feed rates  6  and 10 m./min., but feed rates

15 and 22 m/min can be obtained by shifting the belt (open the left hand upper cover

plate C6 (fig. 1).
Use push-button      (par. 6-2) to stop the machine. Withdraw the grinding stones

before  stopping.

C 420 L

Use push-button      (par. 6-2) to start the machine.  The feed rate is infinitely variable

by means of regulator RP1.
Use push-button      (par. 6-2) or stop push-button with mechanical lockto stop the

machine. The grinding stones do not need to be withdrawn. They stop before the

knife, thus any notch is prevented.

C 420 X

Use push-button      (par. 6-2) to start the machine. The feed rate is infinitely variable

by means of regulator RP1.
Use push-button      (par. 6-2) to stop the machine. The grinding stones do not need to

be withdrawn. They stop before the knife, thus any notch is prevented.

FOR SERVICING AND SETTING DISABLE THE SAFETY

MICROSWITCHES BY MEANS OF KEY SWITCH SA1 AND

START THE MACHINE TO HAVE THE KNIFE,THE GRIND-

ING STONES AND THE EMERY DUST EXHAUSTOR.

OPERATING.

DURING THIS OPERATION, TO BE CARRIED OUT BY AN

AUTHORIZED SPECIALIST, RED LAMP HL1 (FIG. 1 AND 2)

LIGHTS.

I

O

I

O

Starting

I

II

O

Summary of Contents for C 420

Page 1: ...D U P L I C A T E Leather Splitting Machine Model C 420 Instruction Manual Serial No 20161 Milano Via Oroboni 27 Tel 026454000 Fax 026454007 site www camoga com e mail camoga camoga it S p A...

Page 2: ...CAUTION DO NOT CLEAN OR LUBRICATE MOVING COMPONENTS WITH THE MACHINE ON KEEP TO THE SAFETY REGULATIONS WHEN CHECKING AND OR REPAIRING ELECTRICAL PARTS CARRY OUT SETTING SERVICING AND REPAIR WORK WITH...

Page 3: ...rvice the machine is adequately trained The work place must be kept clean and efficient do not lean any tool on the ma chine For cleaning and servicing operations always consult this instrucions manua...

Page 4: ...Attentively read at least the fundamental chapters of the instruction manual Even if you are expert in the use of splitting machines you will thus know all the features of the C 420 splitter and achie...

Page 5: ...Purpose 2 1 3 Handling and Transportation 3 1 Transportation 3 1 Warnings 3 1 4 Installation 4 1 Machine Installation 4 1 Preliminary Checks for Electrical Connection 4 2 Connecting to the Mains 4 2 5...

Page 6: ...ing the Thickness Readout 7 5 InterchangingtheBottomKnurledFeedRoll Rubber coatedFeedRoll 7 5 Scrap Exhaustor 7 5 Emery Dust Exhaustor 7 6 Routine Maintenance 7 6 Troubles Causes and Remedies 7 7 Trou...

Page 7: ...excellent choice The machine is very simple in use and does not need complex servicing and mainte nance To an experienced user the technical features of the machine assure an optimum and multipurpose...

Page 8: ...ight 1010 mm Knife dimensions 0 7x50x3500 mm Splitting thickness with driven top roll from 0 6 to 8 0 mm Splitting thickness with steady guide bar from 0 2 to 8 0 mm Minimum thickness increments 0 10...

Page 9: ...red by the EEC directive 89 392 CEE Operative Conditions For lack of specifications covering the machine operative conditions the tests have been carried out according to the average values of normall...

Page 10: ...n Digital displays for splitting thickness feed speed and toe split timing Driven top feed roll accessory Automatic incision device Bottom steel feed roll Steady guide bar Bottom feed roll pressure me...

Page 11: ...1 Allen wrench 6 1 Allen wrench 8 1 Open end wrench 8 9 1 Open end wrench 10 11 1 Open end wrench 13 17 1 Open end wrench 17 19 1 Screwdriver 4x80 1 Phillips screwdriver 4x80 1 Oiler 1 Vaseline oil c...

Page 12: ...nd a maximum thickness of 8 mm at the origin down to a minimum thickness of 0 2 mm It can split and skive on pattern or be equipped with tools to skive and equalize belts or square pieces parts of wal...

Page 13: ...palletized case except item a and c Pallet same as palletized case except item a and c Unpacking do not throw away the cartene cover to be used during shutdown periods remove the fixing bolts to remov...

Page 14: ...Q2 SQ3 fig 2 Grinding stone belt guard PCM fig 1 Grinding stone guard PM fig 1 LH lower knife guard PLM1 fig 1 Central lower knife guard PM PCM PLM2 fig 1 RH upper knife guard PLM3 fig 1 Rear cover pl...

Page 15: ...f this tolerance the proper operation of the functions is no longer guaranteed Make sure that there is no moisture in the switch cabinet Connecting to the Mains Connect the machine by means of its own...

Page 16: ...ted Cleaning 1 Remove guide plate guard fig 1 2 Remove the ball pins AG fig beside 3 Remove upper guide plate PAS fig 1 4 Clean upper guide plate PAS fig 1 and all the machine surfaces coated with gre...

Page 17: ...trical system by transportation Make sure that main switch QS1 fig 2 is in OFF position After the checks and connections described in par 4 2 connect the plug and close main switch QS1 fig 2 Digitals...

Page 18: ...witch disables safety microswitches for maintenance SB2 Stop SB3 Start SB4 Automatic incision toe split PH1 Alarm display PN1 Digital thickness PN1 Digital thickness readout PN2 Digital feed speed rea...

Page 19: ...ayed Emergency pedal Safety barriers Scrap on feed roll Electronic thermal cut out FT1 Electronic thermal cut out FT2 Electronic thermal cut out FT3 Electronic thermal cut out FT4 Electronic thermal c...

Page 20: ...ty barriers Scrap on feed roll Electronic thermal cut out FT1 Electronic thermal cut out FT2 Electronic thermal cut out FT3 Electronic thermal cut out FT4 Inverter inhibited Scrap pan full Scrap pan f...

Page 21: ...ine The feed rate is infinitely variable by means of regulator RP1 Use push button par 6 2 or stop push button with mechanical lockto stop the machine The grinding stones do not need to be withdrawn T...

Page 22: ...his operation both on the upper and lower stone 4 Close door C6 Sharpening Rigourously keep to the following sequence 1 Open black door C6 on central cover plate C3 fig 1 2 Withdraw the upper stone by...

Page 23: ...t by Camoga so that sharpening generates a symmetric bevel This position shall not be altered NOTE USE SETTING KNOB B ONLY IN THE CASE OF POOR BEVEL SYMMETRY OR FOR SETTING WHEN THE STONES ARE REPLACE...

Page 24: ...thickness Bottom Roll Position Adjustment In version C 420 X it is possible to lower the bottom roll by rotating the graduated knob 39 7 tav 7 Such an operation is necessary to make material feeding...

Page 25: ...sure that the left end correctly engages the toothing Tighten scres V fig beside Reassamble the feed table PEM and the top covers C1 fig 1 Release the EMERGENCY switch reset the required splitting thi...

Page 26: ...cessary Weekly Clean knife wheel scrapers R00704 drwg 2 Clean RH upper felt assembly R01704 drwg 13 Clean the grinding unit Clean emery dust bag filter SPA fig 1 Clean the emery dust chambers front CA...

Page 27: ...TENANCE MUST BE CAR RIED OUT BY SPECIALISTS WITH MAXIMUM CAUTION KEEP TO THE SAFETY REGULATIONS WHEN CHEKING AND OR REPAIR ING ELECTRICAL PARTS BEFORE ANY REPAIR WORK CUT THE POWER SUPPLY USE ONLY ORI...

Page 28: ...MAXIMUM CAUTION DO NOT CLEAN OR LUBRICATE MOVING COMPONENTS WITH THE MACHINE ON KEEP TO THE SAFETY REGULATIONS WHEN CHECKING AND OR REPAIRING ELECTRICAL PARTS CARRY OUT SETTING SERVICING AND REPAIR WO...

Page 29: ...roller by releasing spring MM fig 1 15 Remove the grinding unit belt 16 Space the grinding stones by turning knob A fig beside clockwise 17 Disactivate the lower knife back guide by raising counterwe...

Page 30: ...belt 14 Remount the cover plates Replacing the Knife Guide Gibs The guide gibs are anti friction coated They must be replaced when worn out They shall not be altered or reconditioned To replace the lo...

Page 31: ...ed Roll MAKE THE KNIFE DULL by repeatedly pushing device TF fig 1 against the cutting edge Stop the machine Cut the power supply by means of main switch QS1 1 Set the bottom feed roll pressure to the...

Page 32: ...rap pan and clean the dust CS filter fig 1 Clean scrap dust inner FC filter fig 1 Clean scrap dust SPS filter fig 1 if necessary Weekly Clean knife wheel scrapers R00704 tav 2 Clean RH felt plate R017...

Page 33: ...clean dress the sharpening wheels Knife guide rollers dirty or damaged check and clean STOCKFEED Feed irregular Bottom feed roll too low Cutting edge worn out Rubber coated roll damaged Guide bar not...

Page 34: ...out off Check as per par POWER THICKNESS SUPPLY 5 Vdc on GS1 Value steady 5 Vdc between terminals of potentiometer RP1 Potentiometer RP1 Check for variable 5 Vdc be tween points 3 7 on display PN1 Thi...

Page 35: ...AL Value steady 5 Vdc between terminals of THICKNESS potentiometer RP1 Potentiometer RP1 Check for variable 5 Vdc be tween points 3 7 on display PN1 Thickness not true Set minimum value on readout par...

Page 36: ...ning main switch QS1 to OFF wait 20 sec and restore the power Maintenance And Repair 7 10 oC ou Uu1 oH ol1 Overcurrent OC Overvoltage OV Main circuit undervoltage UV1 Radiation fin overheated OH The t...

Page 37: ...t GS1 Safety microswitch signal lamp HL1 Power contactor KM1 Power contactor KM2 Knife motor M1 Grinding unit motor M2 Emery dust exhaustor motor M3 Scrap exhaustor motor M4 Top feed roll motor M5 Spl...

Page 38: ...projects numerical information or graphics for immediate reading EXHAUSTOR An apparatus drawing up dusty air FUSE A device used to protect an electrical circuit against overcurrent GEAR A toothed mach...

Page 39: ...t motion RECTIFIER A circuit component that allows current to flow in one direction used to convert a current into continuous RELAY A device that is operated by a variation in the conditions in one el...

Page 40: ...machine 2 Quantity of pieces required 3 Drawing number Example For machine C 420 L serial no 42L3501 4 pcs R01102 Knife back guide Tav 3 2 pcs R00701 Knife 0 7x50x3500 mm Tav 2 NOTE PACKINGS BEARINGS...

Page 41: ...chain R01002 Steady guide bar R01204 Washer 2 pcs R01208 Coupling R04801 Thickness potentiometer R06501 Top feed roll R06502 Feed roll scraper R06503 Top feed roll bearing 4 pcs R06504 Feed roll bar b...

Page 42: ...7 Flange 2 pcs R01308 Spindle 2 pcs R07401 Corundum grinding stone 2 pcs R07402 Dresser 2 pcs TAV 12 R01311 Grinding unit belt R04501 Lower knife back guide R04503 Back guide packing R04504 Back guide...

Page 43: ...ES AC 18 06 Thickness gauge AC 18 08 Lower rubber coated feed roll AC 18 21 Upper roll N AC 18 25 Special upper roll S AC 18 26 Special bottom roll OPTIONS OP 18 01 Diamond wheels kit OP 18 08 Corundu...

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