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Содержание 29 CARD PUNCH -

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Страница 3: ...hange to the text is indicated by a vertical line to the left of the change a changed o r added illustration is denoted by the symbol to the left of the caption C Summary of Amendments Maintenance Man...

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Страница 5: ...Field ngineerirbg Maintenance Manual 2 Card Punch...

Страница 6: ...nch S1244085 Reference Manual IBM 29 Card Punch GA24 3332 Field Engineering Maintenance Manual Motors Genera tors Relays Circuit Breakers Test Instruments Miscella neous Components S225 3422 Fourth Ed...

Страница 7: ...1 1 Diodes 4 1 Arc Suppressors 4 1 Drive 4 1 Drive Motor 4 1 Drive Motor Belt Adjustments 4 1 Backspace Mechanism Service Check 4 1 Backspace Mechanism Adjustment 4 1 Friction Drive 4 1 Friction Drive...

Страница 8: ...ive Adjustment 4 1 4 2 Escapement Adjustment Part 1 of 2 4 2 4 2 Escapement Adjustment Part 2 of 2 4 3 4 3 Hopper Adjustment 4 4 4 12 5 Upper Permutation Support Adjustment 4 39 4 12 6 Key Unit Adjust...

Страница 9: ...4 3 8 4 3 9 circuit breaker customer engineer Customer Engineering Memorandum card feed character circuit column columns control direct current definition duplicate friction clutch high speed skip Her...

Страница 10: ...son fomiliar with power off controls must be in immediate vicinity b Rings wrist watches chains bracelets met01 cuff links sholl not be worn c Only insulated pliers ond screwdrivers shall be used d Ke...

Страница 11: ...engineer be aware of the correct sequence of operations as they are used in any machine function I I I Escapement 1 2 1 Functions Punch Drive Unit Cycles When the function is t o punch a character fr...

Страница 12: ...ng fairly consist ent failures k n m l D y F i r s t 1 1 1 1 I 1 1 1 I 5 2 3 4 Raped forAll Cols 2 3 4 5 2 5 Rspmt k r A l l Cycla 1 4 1 Start and Run Failures To locate start and run failures Figure...

Страница 13: ...k CF clutch magnet a Check cord feed mechanism Check card lever operation cord tronrport flowchart I Register the cord and space out Check skip relay 4 to ercopement flow chart Figure 1 8 Doer not reg...

Страница 14: ...cord mechanism oligner fingers Stock cord u Offset Stocks No or crooked Check trwcling card Check troveling cord guide guide roll opening bent curled etc Check for obstruction Check card pusher in pu...

Страница 15: ...t Check pin sere contoch v Check cornmar bar Check throot plates and Check inkrpoler Check k e y b o d shift ckt w Check for mopat impulse If no ulre proceed to Check k y b o r d contoch 1 Check mtore...

Страница 16: ...e found go 1 to interposer selection flowchart Figure 1 7 Too far N o Yer nicked or torn holer Check retup of IBC Yes I Check ercope circuit I N o to interpmer selection flowchort Figure 1 7 Perform A...

Страница 17: ...ure 1 11 contains a neon indicator in series with a resistor One lead of the indicator is connected to the power supply The other lead is used to trace circuits leading to coils or magnets A jack is p...

Страница 18: ...a lead can be removed from the escape magnet or from the punch clutch magnet Operation can then be controlled by retouching the lead long enough for one operation to occur Portions of circuitry suspec...

Страница 19: ...Check print relay contach I Check print wpposs magnet circuih f l Ym Ym N o No troubles found see 4 11 Extranwm x u a No lmt chaacter Invufficient z e m Chock print relay pick circuit Check print rela...

Страница 20: ...emovals can caur the glass with no secondary fuse a short in the secondary indicates envelope to break Berg connectors may lose tension and little or no voltage A secondary short may not blow the caus...

Страница 21: ...and 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 keyb uttons...

Страница 22: ...e stacker plate as a handle relative position of the stacker plate to the stacker assembly may be changed and may require readjustment Improper adjustment of the traveling card guide can cause difficu...

Страница 23: ...on is maintained for 20 columns of backspacing L 2 1 3 KeyboardOperations 4 Press dash key If machine has x skip feature program drum skips to column 34 if not press skip key and 1 Set the following s...

Страница 24: ...3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 4l1llll1114111111111111111111111141111111111111111111111111 I I B B I I I I I I I I I I I I I 4 11 5 5 5 5 5 5 5 5 5 5 1 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5...

Страница 25: ...is an 11 hole 5 Press 1 2 3 4 and left zero keys A 1 2 3 and 4 are punched and printed 6 Press 1 2 3 4 5 and left zero keys 7 Press 1 through 6 and left zero keys 8 Press 1 through 7 and left zero ke...

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Страница 27: ...he time of each maintenance call The adjustments for these areas are in Chapter 4 Friction clutch Escapement Feed throat Punch clutch CBs Program unit 3 3 SAFETY Preventive maintenance also implies th...

Страница 28: ...rs greorc fitting and oil wicks Lubricate grease fitting I Check printing Clean contacts Lubricate c a m I Check for contoct wear and rollers and pits I 3 6 Check overthrow and outer sleeve lead 3 4 3...

Страница 29: ...ion Hints 1 Die and punches may be lubricated by saturating a blank card with IBM 6 oil and punching all columns of the card 2 Pin sense unit may be lubricated by applying two or three drops of IBM 6...

Страница 30: ...ont Lubrication Hint To prevent grease migration to the escapement wheel and the friction clutch apply IBM 23 grease sparingly to the escapement gear train To prevent print suppress armature from stic...

Страница 31: ...igure 3 4 Lubrication Front Machine Bed Tilted Lubrication Hint After greasing tha punch clutch remove excess grease from the sleeves and collar T h i s prevents grease from splashing onto the armatur...

Страница 32: ...Figure 3 5 Lubrication Rear...

Страница 33: ...t h i Figure 3 6 Punch Unit Lubrication L LubricationH i n t Do not oversaturate the felt wicks that separate the punch drive arms The oil will run down onto L the CBs nature Pivc IBM 2 3 29 FEMM 416...

Страница 34: ...bricants 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 Engineering Theory Mainten...

Страница 35: ...ner Manually escape the machine until the hole in the escapement wheel is straight up Use the 10X blade in the gram gage Hold the gram gage in the left hand Figure 4 1 and engage the escapement wheel...

Страница 36: ...re hub assembly is clean and free of dried grease and oil 1 4 ESCAPEMENT UNIT 4 4 1 Escapement Unit Service Check Check the residual on the left yoke end for wear clean dirty points and lubricate arma...

Страница 37: ...wheel within one revolution i J Imert 0 010 feeler gage _ 3 Replace magnet unit 4 Make adjustments 8 and 9 in Figure 4 2 Part 2 The escapement armature pivot spring must hold the escapement armature...

Страница 38: ...of 0 015 inch 0 040 inch maximum from feed knives to top edge of cards in hopper 2 Figure 4 3 4 5 1 3 Throat Adjust throat block 3 Figure 4 3 to place crown in direct line with top edge of throat knif...

Страница 39: ...ikes armature with a 0 010 inch gage between armature and magnet core Tighten screws 3 Turn backstop screw two full turns counterclockwise and lock INote Check feed knife adjustment after adjusting la...

Страница 40: ...ferred 2 Remove the card and check that the contact returns to its normal position Figure 4 8 Pressure Rail Card Lever Contact 4 5 6 Card Guide Adjustments 4 5 5 1 Pressure Rail Without Contact Form p...

Страница 41: ...Punch Station 1 Turn card stop cam until cam follower is on high dwell of cam index at 22 degrees to 45 degrees 2 Adjust eccentric on stop lever cam arm for 0 023 inch to 0 032 inch opening between d...

Страница 42: ...rough 9 in column 40 Check the card length and registration on a card gage Register the card in the read station and space to column 40 While holding the card stationary remove the eject unit and chec...

Страница 43: ...4 Remove the three collars and outboard bearing plate 5 Remove friction drive the pins will push out 6 Remove clip from read pressure rollrelease arm and turn arm so that feed wheel shaft assembly can...

Страница 44: ...ng clearance of 0 005 inch Figure 4 19 3 Adjust eccentric screw on knockoff bail Figure4 18 to cause bail to contact an attracted armature at both ends of unit between 13 degrees and 20 degrees If the...

Страница 45: ...ve Removal and Replacement 4 6 6 1 With Print Feature 1 Remove a Belt guard and punch drive belt b Auxiliary duplicating feature if installed c Wires to punch drive unit d Two screws in pin sensing ba...

Страница 46: ...center of the armature slots 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 I1 Posi...

Страница 47: ...e Lotching Surfoces Hold in Clockwise Direction Keeping the Sleeve Protrusion Snug Agoinst the Spring Figure 4 25 Punch Clutch Adjustment Overthrow This adjustment times the clutch to the index The cl...

Страница 48: ...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 can be removed with a feeler gage A convenien...

Страница 49: ...ment 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 in anchor...

Страница 50: ...ve unit 4 6 18 2 Without Print Feature Removal 1 Tilt punch bed to vertical position and remove the three screwsholding punch extensionlower guide plate 2 Slide plate off its guide pins and punch exte...

Страница 51: ...o move the contact ftom the common bar I Push Molding Downward Contoct Molding S225 3357 3 FES SS23 4069 1 7 2 2 Throat Gap 1 Place eject unit in normal operating position on pin sensing assembly Hold...

Страница 52: ...rews holding 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 sepa...

Страница 53: ...when fully stacked but before it is damaged Check adjustment with power on 4 9 1 5 Stacker Bed Plate Figure 4 34 Note For stacker plates mounted directly to casting no rubber acoustic isolators omit...

Страница 54: ...heels Wheels must pivot freely Check for oxide deposit on pivots and for proper lubrication Sensing arm lever must move freely on its pivot shaft 4 10 1 5 Sensing Contacts Contacts should seldom requi...

Страница 55: ...r column 40 of the program card rotate the escapement wheel in both directions Adjust the 11 starwheel contact for 9 ms duration as shown in Figure 4 36 This is a dynamic adjustment requiring motor dr...

Страница 56: ...tall unit with starwheels reading column 1 4 10 4 ProgramCam ContactsService Check With power on and the program drum in column 1 use feeler gages and place 0 070 inch between the escape armature tip...

Страница 57: ...o 0 025 r I from ik support strap t rtotionory strop b 0 020 minimum oir gop of the N C contact 8nvn1u r ruppumo strap 0 035 to 0 055 air gap Yl contoct only Form operot ng strop This wtll result in t...

Страница 58: ...F gurc4 39 Obcrlay for I gure4 40 29 FEMM 4169 4 25...

Страница 59: ...Figure 4 40 Code Plate Chart E L 29 FEMM 4169 4 27...

Страница 60: ...d until yokes can be felt to bottom on their inner guides Turn the adjusting screw in until it touches I the casting back off 1 to 1 112 turns maximum and tighten the lock nut and holding screw The tw...

Страница 61: ...7 1 Figure 4 43 Rinting Adjustment Vertical Shift Spring Ern I Adiurtment Lockim Screw A Haizontal Shift Spirg Vertical Print Interposer Bar Haizontal Adjusting Screw Vertical Adjusting Screw Figure 4...

Страница 62: ...kwise until unwanted dots appear Mark this position Turn ad justing screw counterclockwise past a clear 6 until unwanted dots reappear Mark this position Turn the adjusting screw to a point midway bet...

Страница 63: ...Figurc 4 46 Character Patterns E L...

Страница 64: ...ed pawl and printing an H until the printing grows faint Too much printing pressure will make the machine noisy and cause marks to appear when spacing 2 Print arm roller Figure 4 49 must be free to li...

Страница 65: ...er reassembly the impression may be lighter at one end of the character To correct this condition first try L shifting the adjusting screw plate If the condition is not corrected repeat the adjustment...

Страница 66: ...the old wire was removed Lightly stone the edge of the new wire to remove any burrs Do not make the wire pointed If trouble occurs it is then necessary to insert another wire used as a guide from the...

Страница 67: ...armature lies flat against both yokes 3 Check for 0 006 inch to 0 008 inch air gap between the armature and the core when the armature is attracted Shim the core if necessary using steel shims part 3...

Страница 68: ...ntact 29 FEMM 11 74 4 37 Figure 4 49 points 4 12 1 2 Latch Contacts 4 12 KEYBOARD Form the operating strap to require 18gram to 24gram pressure to close contacts Measure at contact pad Pivot Remove th...

Страница 69: ...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 assem blies in restored position This m...

Страница 70: ...that hold the key unit to the permutation unit 2 With key plate level and with no interlocks affected a 50 gram to 80 gram weight on any keytop except ERROR RESET FEED PROG ONE PROG TWO LEFT ZERO DUP...

Страница 71: ...rs The straight portion of a wire 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 proper level in relation to the ad...

Страница 72: ...he correct position of the 44 interlock disks for the alpahbetic keyboard A numeric keyboard bas 20 interlock disks CAUTION When an interlock is removed and a latch is tripped off the latch bar can fl...

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Страница 74: ...ance IBM 29 5 1 Chrd Punch Features129 Interpreting Card Punch M C Refer to the machine wiring diagram for proper con Form 223 2926 for feature power requirements nections Refer to Figure 5 2 for powe...

Страница 75: ...Requirements Description Power Power Receptacle Requirements Chorocteristics 115V single phase 60 Hz 3 OA Models A and 0 MeV aingle phme 60 Hz 1 6A Models A and 0 230V single phase 60 Hz 1 5A Models...

Страница 76: ...e six L connector tabs with 30 connections on each tab The front of the card is the component side and this is divided into 36 blocks Each block is capable of accommodating up to one L 6 position reed...

Страница 77: ...ed if necessary In Figure 6 2 view B the hole 101F4 has a beside it Relays are placed on pins that are secured to the board When more than one relay is in a block the relay may be designated by U or A...

Страница 78: ...nts are made on the back side of the SMS card form by printed wiring pattcrns that terminate at contacts at the bottom of the card These contacts labeled A through R couple the sig nal and standard se...

Страница 79: ...I SM ocation I Figure 6 4 Wirecontact Relay Machine Relay Gste Carcl SideV i e w...

Страница 80: ...URES Figures 6 5 through 6 9 show where certain items are located on the machine 1 Eject Unit Figure 6 5 Locations Front View nil I d m b i rt Relay Fiyure 6 6 Locations Rear View Reed Rclay Machine 2...

Страница 81: ...Figure 6 7 Locations Rear View Wire Contact Relay Machine Figure 6 8 Locations Rear...

Страница 82: ...Figure 6 9 Locations Front L 29 FEMM 4169 6 7...

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Страница 84: ...0 Punch CB 4 14 Clutch 4 13 Clutch Magnet 4 12 Drive 4 9 Penetration 4 15 Read Card Lever Mechanical 4 18 Register Arm 4 18 Registration 4 7 Restore Magnet 4 38 Ribbon Feed 4 36 Sensing Contacts 4 17...

Страница 85: ...d 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 4 1 Installation 2 3 Power 5 1 Preven...

Страница 86: ...nts 3 1 Motor 4 1 Preventive Maintenance 3 1 Printwire 4 35 Punch Drive 3 7 Rear 3 6 Right Front 3 3 Magazine Springs Hopper 4 4 Master Card Guide 4 7 Feed Wheel 4 9 Registration 4 4 Motor Belt 4 1 Dr...

Страница 87: ...d Feed 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 Reed Relay Description 6 1 Locations 6 2...

Страница 88: ...4 19 Pusher 4 19 Pusher Cam 4 19 Timing 4 18 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...

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Страница 90: ...tion As a reference source As a text a Very Good Fair Poor Very Good Poor Very Good Fair Poor Very Good Poor What is your occupation We would appreciate your other comments please give specific page a...

Страница 91: ...t any requests for copies of publications or for assistance in using your IUM unit to your IBM representative or to the IBM branch office serving your locality fold fold i FIRST CLASS PERMIT NO 419 PO...

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