IBM 29 CARD PUNCH - Field Engineering Maintenance Manual Download Page 1

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Summary of Contents for 29 CARD PUNCH -

Page 1: ...a D 3 Card Punch sve Field Engineering Maintenance Manual 225 3357 3...

Page 2: ...II Ina Field Engineering Maintenance Manual D Card Punch 225 3357 3...

Page 3: ...orm 225 3358 Illustrated Parts Catalog JBM 29 Card Punch Form 124 0085 Reference Manual JBM 29 Card Punch Form A24 3332 Fourth Edition April 1969 This a major revision of and obsoletes Form 225 335 7...

Page 4: ...4 6 10 4 6 11 4 6 12 4 6 13 4 6 14 4 6 15 4 6 16 4 6 17 4 6 18 4 6 19 4 7 4 7 1 4 7 2 4 7 3 4 7 4 4 8 4 8 1 4 9 4 9 1 Contents Arc Suppressors Drive Drive Motor Drive Motor Belt Adjustments Backspace...

Page 5: ...22 4 29 4 33 4 36 4 36 4 36 4 37 4 37 4 38 4 38 4 38 Page 1 1 1 1 1 2 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 10 1 10 2 2 2 2 3 3 3 4 3 5 3 6 3 7 3 8 4 1 4 2 4 4 4 12 5 Upper Permutation Support Adjustment...

Page 6: ...p duplicate FC friction clutch HSS high speed skip Hz Hertz cycles per second Page 4 21 4 23 4 25 4 27 4 29 4 29 4 30 4 30 4 31 4 32 4 33 4 34 4 34 4 35 4 36 4 36 4 37 4 38 4 39 Figure Title Page 4 56...

Page 7: ...o One can trip overit i e under desk or table Avoid touching mechanical moving parts i e when lubri cating checking for play etc When using stroboscope do not touch ANYTHING it may be moving Avoid wea...

Page 8: ...tation 1 2 SEQUENCE OF OPERATIONS It is essential that the customer engineer be aware of the correct sequence of operations as they are used in any machine function 1 2 1 Functions When the function i...

Page 9: ...unds are the starwheel contact and the latch magnet contact 1 4 DIAGNOSTIC FLOWCHARTS Figure 1 4 defines the symbols used in the diagnostic flowcharts Figures 1 5 through 1 10 These flowcharts aid in...

Page 10: ...Yes Release and feed card esa and program drum ro Yes Register the card and space out Drum does not go to column 1 ike No spacing or punch drive cycles Check mainline voltage Check mainline fuses Che...

Page 11: ...card Check condition of card Check traveling card bent curled etc guide Check card pusher mechanism L Check punch pressure Check eject roll or roll opening Offset Check eject guide arm tension J Does...

Page 12: ...p Interposers No ONES Check interposer relatch Eheck pin sense contact Check common bar Check throat plates and card registration Key Check interposer magnet mechanism Check interposer Check keyboard...

Page 13: ...co prsnanaceretieseiray 1 Check dup relays ve ntact cemeenenrenrentnel Check 4 circuits No found to B Too far Card goes Escapement off registration Yes nicked or torn holes Check escapement interlock...

Page 14: ...ator in series with a resistor One lead of the indicator is connected Check FC torque or escape magnet Check escape mechanism Check Pl cam contact to the power supply The otherlead is used to trace ci...

Page 15: ...sequence of machine operation can be interrupted and controlled by removing a lead from the controlling mag nets For example a lead can be removed from the escape magnet or from the punch clutch magn...

Page 16: ...uppress mechanism Prints No Yes according to Check print relay contacts Check print relay pick circuit Check print suppress mechanism Check 12 program contact print relay hold circuit Nee Extraneous z...

Page 17: ...to exert pressure on the coil portion of the relay Pressure exerted on the coil can cause therelay to flex and breakage of the glass reed switch may occur To prevent this breakage the relay must be po...

Page 18: ...nd the cover or by sluggish interlock disks Lubrication Check to be sure that the proper lubricant is used in the correct places Refer to Chapter 3 Interference Check to be sure that the keybuttons ar...

Page 19: ...acker plate as a handle relative position of the stacker plate to the stacker assembly may be changed and may require readjustment Improper adjustmentof the traveling card guide can cause difficulties...

Page 20: ...e clear switch Both cards should feed to the stacker No cards feed from the hopper monooe Chapter 2 Console and Maintenance Facilities 10 Compare holes in the cards a Holes in the cards should compare...

Page 21: ...HGH SARK BABA RH HKHSHBHBHRARSHBRRHBARGHRHBHBHRE RAH SH BARK BABA BH RHBABGGERS SHIHGTIITIITIFTIFHGSTITG IGF ASTI HTISIIGIIIIIIIT FGI I SGI IISIITIITIVI IIIS IISIYS 12345 6 10 14 1213 14 15 16 17 18 1...

Page 22: ...5 Press 1 2 3 4 and left zero keys A 1 2 3 and 4 are punched andprinted Press 1 2 3 4 5 and left zero keys Press 1 through 6 andleft zero keys Press 1 through 7 andleft zero keys Press 1 through 8 an...

Page 23: ......

Page 24: ...unit 3 3 SAFETY Preventive maintenance also implies the prevention of accidents to operating and maintenance personnel and concern for their health and well being Chapter 3 Preventive Maintenance DAN...

Page 25: ...king 4 9 Print 12 Lubricate gears grease fitting and Check printing 4 1 oil wicks CB 12 Clean contacts Lubricate cams Check for contact wear 3 6 4 5 14 androllers and pits 4 6 10 Punch 12 Lubricate oi...

Page 26: ...and punches may be lubricated by saturating a blank card with IBM oil and punchingall columnsof the card 2 Pin sense unit may be lubricated by applying two or three drops of IBM 6 oil to the wicks thr...

Page 27: ...Lubrication Front Lubrication Hint To prevent grease migration to the escapement wheel and thefriction clutch apply IBM 23 grease sparingly to the escapement gear train To prevent print suppress arma...

Page 28: ...Figure 3 4 Lubrication Front Machine Bed Tilted 29 FEMM 4 69 3 5...

Page 29: ...Figure 3 5 Lubrication Rear 3 6 4 69...

Page 30: ...Via Fitting IBM 23 Figure 3 6 Punch Unit Lubrication Lubrication Hint Do not oversaturate the felt wicks that separate the punch drive arms The oil will run down onto the CBs 29FEMM 4 69 3 7...

Page 31: ...event sticking apply all lubricants Section 2 Features sparingly on keyboard parts Lubrication of features should be performed at the discre tion of the customer engineer using the guidelines in Field...

Page 32: ...binds so that its spring can return it to normal position To ensure proper backspacing check escapement arma ture adjustments 4 4 1 4 2 4 Backspace Mechanism Adjustment 1 Position backspace ratchet wi...

Page 33: ...ween the finger tips A binding or canted operating pin usually indicates poor adjustment of the unit Wipe off excess lubricant around escapement armature pivot Grease at this point picks up dirt and c...

Page 34: ...Keep escapementgear train lubricated on machines that use the drum type friction clutch Keep card chips and other foreign matter out of escapementgears and friction drive Faulty escapement may be caus...

Page 35: ...yoke adjusting screws Figure 4 4 for 0 032 inch to 0 036 inch clearance between armature and yoke at the operating end 2 Form armature spring to exert tension of 100 to 120 grams in direction of A Fig...

Page 36: ...should be free of binds and the two flat springs should be straight when removed from machine Misalignment or uneven tension on pressure roll bar may cause uneven feeding of cards 4 5 4 2 Aligner Fing...

Page 37: ...he entire pressure rail and switch assembly is recommended when any part is faulty To install the microswitch assembly 1 Position the assembly vertically to provide 23 gram to 31 gram 27 gram to 35 gr...

Page 38: ...eck to see that the card is released by 10 degrees and gripped again at 60 degrees 4 5 11 Pressure Roll Adjustments 4 5 11 1 Punch Station 1 Turn card stop cam until cam follower is on high dwell of c...

Page 39: ...capementgeartrain Bent idler gear shafts in escapementgear train Improperfriction clutch torque Eject Unit Mounting Screws Setscrew 4 5 13 Feed Wheel Removal and Replacement 4 5 13 1 Detail Station On...

Page 40: ...shaft before tighteningthe three collars 4 5 14 Card Feed Circuit Breaker Service Check Replace badly pitted or worn points Check for worn operating arm rollers 4 5 15 Card Feed Circuit Breaker Adjust...

Page 41: ...00 degrees Figure 4 18 The heel of the latching end of the interposers has been rounded to avoid contact with the opposite side of the notch in the armatures Shift the magnet unit toward or away from...

Page 42: ...Bail Contact Rise Adjustment 4 4 I 6 6 Punch Drive Removal and Replacement 6 6 1 With Print Feature Remove a Belt guard and punchdrive belt b Auxiliary duplicating feature if installed c Wires to punc...

Page 43: ...enter of the armatureslots It is easier to re engage the punch operating arms with the punch extensions if they are pushed in flush with the lower guide plate 4 6 7 Clutch Magnet Adjustment l Position...

Page 44: ...to Get Required Measurement Between Sleeve Latching Surfaces Protrusion Hold in Clockwise Direction Keeping the Sleeve Protrusion Snug Against the Spring Figure 4 25 Punch Clutch Adjustment Overthrow...

Page 45: ...4 69 4 6 13 Die and Stripper Service Check A crayon or pencil deposit sometimes forms on the underside of the die and can cause drag on the card resulting in off registration punching These deposits c...

Page 46: ...ing adjustment eliminates partially punched holes during the setup process The heel of the lowest punch must enter 0 015 inch to 0 020 inch into the die Refer to Figure 4 29 1 Loosen a Support screws...

Page 47: ...er screws Be sure to reinstall the short screw in the same position Placing one of the longer screwsin this position will bind the drive unit 4 6 18 2 Without Print Feature Removal 1 Tilt punch bed to...

Page 48: ...Figure 4 31 Check 0 012 inch clearance at closest point and 0 020 inch clearance at widest point Replace throat plates worn beyond these dimensions The 0 004 inch shim is part 121397 and the 0 010 in...

Page 49: ...lding contact assembly to frame and lift it off This exposes operating ends of sensing pins Use care to avoid moving contact bail because it is possible to lift all sensing pins out of the separator c...

Page 50: ...djustment with poweron 4 9 1 5 Stacker Bed Plate Figure 4 34 Note For stacker plates mounted directly to casting no rubber acoustic isolators omit steps 1 through 3 1 Loosen the two hex head screws se...

Page 51: ...d seldom require adjustment When trouble is suspected in this area remember that there are several possible sources of trouble inside and outside the sensing unit that may make this adjustment erratic...

Page 52: ...ms duration as shown in Figure 4 36 This is a dynamic adjustment requiring motor drive Figure 4 37 is a guide for holding the escapement wheel while making this adjustment 5 The remaining starwheels...

Page 53: ...ith starwheels reading column 4 10 4 Program Cam Contacts Service Check With power on and the program drum in column 1 use feeler gages and place 0 070 inch between the escape armature tip and the esc...

Page 54: ...nly Form operating strap y Adjustable Cam Position lever bracket or adjustable Locking Screw cam for 1 contact arm just dropped off cam at column 88 1 3 measure on escape wheel G CY YY GY GY G iy G GY...

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Page 56: ...O O O O O O O O O O OC OC 4 a Figure 4 39 Overlay for Figure 4 40 29FEMM 4 69 4 25...

Page 57: ...oe r ah we oe eo maa ae 7 mae f 1 a eae cotad hee nee r woe 3 i 4 wer at 2 ote were ave wean ha amet bees sie ora s e nse 5...

Page 58: ...08 e ae Cc 2 _ i P M P 2 o 2 BH2 BG BH a He Bal H oye De a H 8 Oo 808 oo BuHoee Hue a Ean ao oe 1 if ee a aogee 8 ra I nan Of pouo 8 Go zm Boe a O0nae e Bae ouoR eeeiol Figure 4 40 Code Plate Chart E...

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Page 60: ...ntil yokes can be felt to bottom on their inner guides Turn the adjusting screw in until it touches the casting back off 5 6 turn maximum andtighten the lock nut and holding screw The two support scre...

Page 61: ...urn Collar Figure 4 43 Printing Adjustment Vertical Shift Spring _ Se oe Pacey NM Print Drive Arm Cotton Wicking Wire Guide Assembly Type B Unit Area of Serial Number gO 0 Horizontal Stop Adjustment L...

Page 62: ...screw and turn the horizontal adjusting screw clockwise until unwanted dots appear Mark this position Turn ad justing screw counterclockwise past a clear 6 until unwanted dots reappear Mark this posi...

Page 63: ...1 3 oe i Nw CO e I o S oerveeesn Oo e ee ee ote ccccoces eooeweteoe N e e 6eees oO Cc x co e 2 I e e 1 eo eeooene ae5eeeee 60 N e eeseoese e eee i ec rceee lyf e228 eee Ww in i eee 8 833 i P Oe 00 e...

Page 64: ...t to show uneven printing can be obtained by disengaging the ribbon feed pawl and printing an H until the printing grows faint Too much printing pressure will make the machine noisy and cause marks to...

Page 65: ...g the adjusting screw plate If the condition is not e corrected repeat the adjustment procedure 3 e Print Wire Single wires can be replaced Be sure that the e collar portion of the wire which extends...

Page 66: ...wire can beinstalled 4 11 3 3 Code Plate without difficulty by inserting it in the hole from which the 1 Remove the print head from the machine old wire was removed Lightly stone the edge of the new 2...

Page 67: ...between the armature and the core when the armatureisattracted Shim the core if necessary using steel shims part Front End 305271 4 Form the ears of the armature return spring flat spring Print Wire R...

Page 68: ...s With bail contact assemblies out of the machine form each contact strap to require a pressure of 9 to 11 gramsto close points measure at contact point Position the contact plates for contact air gap...

Page 69: ...38 4 69 4 12 1 5 Contact Bails Whena new bail Figure 4 54 is installed form all tabs on each bail for 0 000 inch to 0 005 inch clearance to associ ated operation ears on permutation bar with latch ass...

Page 70: ...hat hold the key unit to the permutation unit Figure 4 55 Keyboard Permutation Unit Bottom 2 GN With key plate level and with no interlocks affected a 5Q0 gram to 80 gram weight on any keytop except E...

Page 71: ...ire coat hanger may be used as a follower rod 7 Press the new keytop onto the keystem until fully seated The keytop will then be at the properlevel in relation to the adjacent keytops k 2 tao 4 12 7 2...

Page 72: ...t where the latch would contact the interlock disks The release key is not interlocked Figure 4 57 shows the correct position of the 44 interlock disks for the alpahbetic keyboard A numeric keyboard h...

Page 73: ......

Page 74: ...r power and receptable requirements The output of the 48 volt power supply can vary 10 and machine operation should be correct Figure 5 1 Power Supply Chapter 5 Power Supplies Section 2 Features Refer...

Page 75: ...5V single phase 60 Hz 3 0A Models A and B 208V single phase 60 Hz 1 6A Models A and B 230V single phase 60 Hz 1 5A Models A and B Power Receptacle Requirements B H 115V C K 208 230V Figure 5 2 Power a...

Page 76: ...tabs up The connector tabs are labeled A through F from left to right Figure 6 2 view A The 30 connections on each tab are separated into 15 connections on the front and 15 connections on the back Th...

Page 77: ...ated by U or A upper and L or B lower The is the top relay the one closest to the connector tabs An example is 101U and 101L as shown in Figure 6 2 view C There will be one space betweentherelays 6 2...

Page 78: ...rd form by printed wiring patterns that terminate at contacts at the bottom of the card These contacts labeled A through R couple thesig nal and standard service voltages to the circuit components whe...

Page 79: ...r 7 Row A 27 L 7 7 7 a a Pal Pal Tt 7 4 7 7 Row B a7 Lt i oc oo ra U7 a ye 7 7 Pa 7 AHHAAAE E PAaAAAA Ae Figure 6 4 Wire Contact Relay Machine Relay Gate Card Side View 6 4 4 69 oO SMS Location Row Ca...

Page 80: ...6 5 LOCATION FIGURES Figures 6 5 through 6 9 show where certain items are located on the machine Figure 6 6 Locations Rear View Reed Relay Machine 29 FEMM 4 69 6 5...

Page 81: ...LZ Circuitry MD Bw RS Ly Re EC UCe es CVE teste eens eregse evry tea an pe chilia Sebati Figure 6 7 Locations Rear View Wire Contact Relay Machine PPR ATS Zoek geese Figure 6 8 Locations Rear 6 6 4 69...

Page 82: ...Figure 6 9 Locations Front 29FEMM 4 69 6 7...

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Page 84: ...Key Unit 4 39 CB 4 9 Keyboard 4 37 Checks Adjustments and Removals 4 4 Bail Contacts 4 37 Clutch 4 4 Contact Bails 4 38 Feed Wheel 4 8 Contacts 4 37 Hopper 4 4 Latch Contacts 4 37 Microswitch Contacts...

Page 85: ...and Removals 4 18 Escape Magnet Shims 4 2 Escapement Checks Adjustments and Removals 4 2 Escapement Failure Flowchart 1 6 Features Checks Adjustments and Removals 4 41 Installation 2 3 Power 5 1 Prev...

Page 86: ...ntenance 3 1 Print Wire 4 35 Punch Drive 3 7 Rear 3 6 Right Front 3 3 Magazine Springs Hopper 4 4 Master Card Guide Top 4 6 Feed Wheel 4 9 Registration 4 7 Motor Belt 4 1 Drive 4 1 Lubrication 4 1 Pre...

Page 87: ...Register 4 7 Stacker 4 19 Pusher Plate Hopper 4 4 Read Card Lever Mechanical Adjustments 4 18 Service Checks 4 17 Read Pressure Roll Service Checks 4 7 X 4 4 69 Reed Relay Description 6 1 Locations 6...

Page 88: ...usher 4 19 PusherCam 4 19 Start and Run Failure Flowchart 1 3 Starwheel Adjustments 4 20 Difficult Failures 1 12 Swapping Interchanging 1 10 Techniques Arc Suppressors 1 10 Cycling Manually 1 10 Diagn...

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Page 90: ...rce Oo As a classroom text J AS ccccccccccvccecscvcsece C Based on your own experience rate this publication As areference source eee ke eee tee ee eens teens Very Good Fair Poor Very Good Poor Asatex...

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Page 92: ...2 ce oe wn sie ae ea ba Fila ee ee a eS aa eee eee ei ee SYPeyES ISINC3 International Business Machines Corporation Field Engineering Division ll East Post Road White Plains NY 10601 pea n Se e d fae...

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