Teletype 43 Basic KSR Service Manual Download

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TCI Library https://www.telephonecollectors.info

Summary of Contents for 43 Basic KSR

Page 1: ...e the 113 teleprinter SERVICE MANUAL T E LET Y P E 111 TCI Library https www telephonecollectors info ...

Page 2: ... Designs and Technical Publishing 4716 Patty lane Country Crosslngs Ring 10od IL 60072 815 459 9861 iPhone 8 15 653 0684 FAX drhouse42 iCloud com www nadcomm com 1980 uy l elcLy p1 t orporaU011 Printed i11 ll S t TCI Library https www telephonecollectors info ...

Page 3: ...e Parts PART 2 43 PRINTER Troubleshootmg Winng Adjustments a 11d Spring Tensio11 Lubricallon Disassembly and Ressembly Parts PART 3 43 OPERATOR CONSOLE Trou hleshoot ing Wiring Disassembly and lteai sembly Parts PA RT 4 43 ENCLOSU RES AND PAPER HANDLING Adjustments Pans M i nual 369 Issue 3 PAGE NO 11 1 1 1 7 1 23 1 38 1 52 1 64 1 66 1 84 1 96 1 110 1 111 2 L 2 l 2 l 2 17 2 21 2 35 3 1 3 4 3 7 3 1...

Page 4: ...erly trained and have access to maintenance spares before attempting to repair or service the 43 Teleprinter This manual was reissued to provide servicing information for KSR and RO Teleprinters with either sprocket or friction feed capability and equipped with an integrated Terminal Data Unit TDU an integrated Terminal Auxiliary Unit TAU TAUl TAU2 or no integrated terminal unit no TU Also include...

Page 5: ...E PAGE 1 6 LUBRICATION PAGE 1 66 KSR PAGE 1 84 RO PAGE 1 7 PAGE 5 1 MANUAL 367 PAGE 1 110 PAGE2 17 TROUBLESHOOTING ISOLATION CORRECTION PAGE 1 38 KSR PAGE 1 52 RO PAGE 2 1 MAINTENANCE SPARES PAGE 1 111 PAGE 2 35 PAGE 3 15 PAGE 4 3 DISASSEMBLY REASSEMBLY PAGE 1 96 PAGE 2 21 PAGE 3 7 III WIRING PAGE 1 64 PAGE 2 4 PAGE 3 4 PAGE 3 1 ADJUSTMENTS SPRING TENSIONS PAGE 2 6 PAGE 4 1 TCI Library https www t...

Page 6: ...Various 43 terminal arrangements are also available without a directly connected telephone witb either friction or sprocket feed paper handling as follows See Fig 2 KSR with Terminal Auxiliary Unit TAU that has an EIA Interface KSR with Terminal Auxiliary Unit TAUl that has a single combined EIA Current inter face port KSR with Terminal Auxiliary Unit TAU2 that has dual combined EIA Current interf...

Page 7: ...ACE EIA INTERFACE TAU Ci LINE PORT AUXILIARY PORT SINGLE EIA CURRENT INTERFACE TAUl DUAL EIA CURRENT INTERFACE TAU2 KSR ONLY Fig 2 RO Friction Feed and Interface Connectors TCI Library https www telephonecollectors info ...

Page 8: ... 43 Basic KSR F W TAUl 43 Basic KSR S W TAU2 43 Basic KSR F W TAU2 43 Basic KSR S No TU 43 Basic KSR F No TU 43 Basic RO S W TDU 43 Basic RO F W TDU 43 Basic RO S W TAU 43 Basic RO F W TAU 43 Basic RO S W TAUl 43 Basic RO F W TAUl 43 Basic RO S No TU 43 Basic RO F No TU MANUAL 369 1 3 the rear of the sprocket feed terminals On friction feed terminals the paper roll is held by a paper supply assemb...

Page 9: ...eral escapf sequencP functions also can he performed by drpressinji the ESC followed hy the indicated key ESC ESC ESC ESC 1 ESC r ESC x ESCm ESCw A alog loop7 totally functional D1g1tal loop5 with INT DATA Set only Loop clear ESC lower case L set left margin Set right margin Clear left and right margin Release left and right margin Performs new line function CR LF case a fects alpha BACK character...

Page 10: ...iations are listed as follows Numbers with alpha suffixes are provided for ordering and record keeping purposes In each case the suffix a indicates the factory furnished condition except for 432 431 Type Font Arrangement a Narrow numeric 0 and wide alpha 0 Standard and underline_ b Slash numeric 0 and wide alpha 0 prints as t and_ prints as c lash alpha an wide numenc I prints as t and _ prints as...

Page 11: ...3 Teleprinter technical reference provides additional descriptions of the station components features applications and interfacing 4 02 The 369 Service Manual provides all necessary information for trained crafts personnel to install maintain and if necessary service the 43 Teleprinter using recommended lists of maintenance spares Issue 1 included KSR sprocket feed with internal data set only Late...

Page 12: ...integrated termi nal unit ready to connect to an external communi cations device or distant terminal or between a modular 500DM or 2500DM type keyless tele phone and the line telephone jack Where telephones and jacks are not of the modular type they must be converted to the modular type before station installation Note When installing a terminal with an integrated TDU KSR or RO with telephone obta...

Page 13: ... 3 03 Unpack the large carton Refer to instruc tions on the container Remove tape securing the cover to the housing Fig 2 Note Observe all caution notes printed on the carton 3 04 Depress the cover locking tabs on the lower front of the cabinet and lift the cover Remove the packing detail securing the print head in place Fig 2 3 05 The containers and other packing details are to be retained and re...

Page 14: ...ATIONS DEVICE w 0 TAU2 TAUI TAU MANUAL 369 1 9 KSR TELEPRINTERS Sprocket Feed With TDU 4320 AAB Sprocket Feed With TAU 4320 AAC Sprocket Feed With TAUl 4320 AAK Sprocket Feed With TAU2 4320 AAH Sprocket Feed With TTL 4320 AAA Sprocket Feed With TTL2 4320 AAU Friction Feed With TDU 4320 AAF Friction Feed With TAU 4320 AAD Friction Feed With TAUl 4320 AAL Friction Feed With TAU2 4320 AAJ Friction Fe...

Page 15: ...ocation a different length cord may be needed Connect the additional modular cord between the upper connector on the TDU marked PHONE and the telephone jack 3 09 Since the two cords are interchangeable the selection of which cord to apply to which function is a matter of installer judgement based on length of cords available and terminal location with respect to the wall jack No modular telephone ...

Page 16: ...e 2 Transmit Data BA KSR Active RO Always Mark 3 Receive Data BB Active 4 Request to Send RS Always Off Issue lB Logic Card Always On Issue 2A Logic Card 5 Clear to Send CB Active 6 Data Set Ready cc Active 7 Signal Ground AB Active 3 Received Line Signal CF Active Detector 9 Not Wired in TAU or Recommended Cable 10 Not Wired in TAU or Recommended Cable 11 TWX Control Not Applicable 12 Data Speed ...

Page 17: ...ee Fig 6 See Fig 6 See Fig 6 CD CH Active KSR Active RO Always Mark Active Always On Active Active Active Active Not Wired in TAUl or Recommended Cable Not Wired in TAUl or Recommended Cable Not Wired in TAUl Active in TAUl Only Not Functional in Terminal Active Not Wired in Recommended Cable Active Not Wired in Recommended Cable Active Active Not Wired in Recommended Cable Not Wired in TAUl Not W...

Page 18: ...low following any local instructions for the particular device involved Terminal con figurations are shown in Fig 10 TAUl interface signals are described on Page 1 12 3 15 Refer to de current arrangements shown in Fig 9 to provide operation as shown in the desired ter minal configuration TELE PRINTER RCl RC TC TCI t REC DATA 1 2 v NV RTS CTS OSR co I TERFACE CONNECTOR KSR Sets or RO Sets WI Answer...

Page 19: ...Signal Ground 8 Received Line Signal Detector 9 10 11 TWX Control 12 Data Speed Indicator 13 Transmit Current Loop 14 Transmit Current Loop 15 Receive Current Loop 16 Receive Current Loop 17 18 TWX Indicator 19 20 Data Terminal Ready 21 22 Ring Indicator 23 Data Speed Select 24 Device Control 25 Analog Loop Test EIA Circuit Designation AA BA BB RS CB cc AB CF SCF See Fig 8 See Fig 8 See Fig 8 See ...

Page 20: ...Select Device Control Analog Loop Test EIA Circuit Designation AA BA BB RS CB cc AB CF SCF See Fig 8 See Fig 8 See Fig 8 See Fig 8 CD CH Active Active Active Active Always On Active Active Always On Status Not Wired in TAU2 or Recommended Cable Not Wired in TAU2 or Recommended Cable Not Wired in TAU2 Not Wired in TAU2 Active Not Wired in Recommended Cable Active Not Wired in Recommended Cable Acti...

Page 21: ...d Terminal configurations are shown in Fig 10 Line receptacle interface signals are described on Page 1 14 and auxiliary port plug interface signals are r escribed on Page 1 15 Except for Notes 3 and 4 which apply regardless of the type of interface signaling EIA interfacing is standard RS 232 C The remaining connections are used for current interface only The connections shown below may be made w...

Page 22: ... customer Refer to de current arrangements shown below to provide operation as shown in the desired terminal configuration AUX PORT TAU2 I 13 TC l14 4 RCI il5 4 16 ff I I I 13 TC 1 144 RCI 15 16ff I I TCIJ 13 l14 fl RC 154 l16 f 1 I l 13 TCll 14T RC 15T l 16 LINE PORT TAUl AND TAU2 I AUX DEVICE OR LINE 11 REC I 1 8SEND 1 I I 11 I I I I I I I I I I I I I p 1 RCI Receive Current Interface TCI Transm...

Page 23: ...ble HDX Line 3 or 4 wire or EIA Aux 3 or 4 wire or EIA HDX Line 2 wire Aux 3 or 4 wire or EIA FDX Line 2 wire Aux 3 or 4 wire or EIA FDX Line 3 or 4 wire or EIA Aux 3 or 4 wire or EIA FDX Line 3 or 4 wire or EIA Aux 2 wire Fig 10 Terminal Configurations TYPE OF TERMINAL AND COMMUNICATIONS MODE KSR LOCAL KSR DATA KSR TAU 2 only DATA KSR DATA KSR DATA KSR DATA TCI Library https www telephonecollecto...

Page 24: ...dce 8 md max 0 36 ma max On 0 4VDC 0 4VDC State l 2 4 to 5 25VDC 2 to 5 25VDC Mark 0 4 ma max 0 020 ma max Off 5 25VDC 2 4VDC TTL PIN ASSIGNMENT CHART Pin No Code Function Status 1 DL Digital Loop Test Active 2 DSI Data Speed Indicator Not Applicable Not Wired in TTL Cable to Terminal 3 AL Analog Loop Test KSR Active RO Not Applicable 4 DSS Data Speed Select Not Applicable Not Wired in TTL Cable f...

Page 25: ...he mounting posts located at the rear of the bustle cover Push down on the latches until they are secured over the mounting posts RIBBON AND PAPER 3 26 Install the ribbon and paper supplied Refer to the How to Operate Manual Page 5 1 for ribbon and paper installation information CHECKOUT PROCEDURE 3 27 Plug the 43 Teleprinter into a properly grounded and polarized 3 wire 115 V ac 10 50 60 Hz elect...

Page 26: ...stomer to order spare ribbons and paper as soon as possible quantities depending on expected usage 3 33 Advise the customer of the Trouble number location on the directory card 3 34 Place the 368 or 373 Installation and Routine Servicing Manual with the ship ping containers and retain for future use 4 STATION REMOVAL 4 01 Reverse the procedures in 3 INSTALLA TION PROCEDURE to remove the station fr...

Page 27: ...Fig 13 Directory Card TOP SIDE fAL Lf 0 LOc1ir10 BUILOING L JOR_ _AA f 0NEJ VJCAllON or XlfN ilO PHQl ol IF ANY J fl T AJ t NAL i OES NOT APPEAR T BE WOA K 1 C PA Qf ALT ON SU T Trt IQllf TO OP 111 Tf A tUAi r c 11 s1 a 1ooue_f CA J l tl Z Sl h Cl RECOllO NSU c t 0 DAI ll 1 7f p_ SIALcfO fl _l Pllo lfll S J2 11 Ill SPl AES OC 43 J Mt 5 tt TEST CEIOTU 1ri10J6 2 3l l1 _ C1llCUIT NO tJJ 701 u11 s tDA...

Page 28: ...e 1 38 Basic KSR Telenrinter Trou bleshooting Page 1 52 RO Teleprinter Trouble shooting Page 4 1 Enclosures and Paper Hand ling Adjustments and 50944S 430900 Answer Back Modification Kit OPTION SWITCHES 1 07 Different styles of option selecting switches may be present on the logic card On toggle or slide type switches options are activated by positioning the toggle or slide toward the positions in...

Page 29: ...est such as telephone number type of terminal KSR or RO friction or sprocket feed options present speed etc After the test is completed contact the test center and verify test results 2 TOOLS REQUIRED 2 01 The following tools will be required to enable the options These items should normally bp present in standard maintenance tool kits Wrench open Pnd Screwdriver Static Discharge Strap 3 16 and 1 ...

Page 30: ...supply assembly if removed in Step 3 08 3 10 Remove the pull out directory card and record the nonstandard options incorpo rated in the terminal on the underside of the card Check the appropriate square and briefly describe the enabled option s Fig 6 Write in any not listed on card 3 11 Reinstall the directory card and tum on the ac power to the station 3 12 Perform the options checkout procedure ...

Page 31: ...lion Ft ed Only i J l EOT Hl S HlllSl a DiS ontlt t t or turn off T1 rm ll1 ady Oil f l l iVPd EOT h ops not disco111wt t or turn off TPrm JlPady on rPcl ivl d EOT 43 l Charactn Parity Hit St nt t a Evt n Parity b llth 81t J la1 h 435 End of Line on Rt Ct IVt a Auto K Li pt rformt d b Bt ll 0 l rint l11h1IJ1t at last char positwn Indicates toggle or slide position to ON O Indicates toggle or slide...

Page 32: ... IS a Yes b No 439 Answer Back on ANSWER a Yes b No 440 Answer Back on ENQ a Yes b No Indicates toggle or slide position to ON 0 Indicates toggle or slide position to OFF Position of switch does not affect option Factory furnished state of option 1 1 0 1 2 3 1 2 3 1 2 3 MANUAL 369 1 27 SPB5 2 3 4 0 SPB5 2 3 4 SPA5 4 5 6 7 8 0 SPA5 4 5 6 7 8 0 SPA5 4 5 6 7 8 0 TCI Library https www telephonecollect...

Page 33: ...rk 444 Blindin of ENQ Recognition a Auxiliary Sender controls HDX only Aux Pin 4 b Auxiliary Sender cannot blind Indicates toggle or slide position to ON 0 Indicates toggle or slide position to OFF Position of switch does not affect option Factory furnished state of option 1 2 3 1 2 3 1 2 3 0 0 1 2 3 0 SPAS 4 s 6 7 8 0 SPAS 4 s 6 7 8 0 SPAS 4 s 6 7 8 SPAS 4 s 6 7 8 TCI Library https www telephonec...

Page 34: ... DATA turns on ALARM flashes W TAU TAUl orTAU2 LINE INTERFACE Print head returns to left hand margin Connect the test arrangement shown on Page 1 24 Printer performs one line feed to the interface connector Connect Carrier Detect DATA turns on Pin 8 to Data Term Ready Pin 20 Turn on Teleprinter POWER switch W TTL INTERFACE Connect the test arrangement shown on Page 1 24 to the interface connector ...

Page 35: ...nd LOCAL TALK turns on AUTO ANSW lit depress LOCAL TALK key and place DUPLEX key in UP position HALF DUPLEX Place CAPS LOCK key in Print head is returned to DOWN position Depress left hand margin Paper RETURN and LINE feeds to next line FEED keys Call test center and Set up operating speed request 43 KSR Tele as indicated by station printer on line option under test test Provide testing station wi...

Page 36: ...xy2 Fig 7 Printer Test Message CHECK PROCEDURE RESPONSE Option Depress and hold PRINTER TEST key Line length will be 432 b 432 b 72 characters and c 432 c 80 characters Characters printed as in Fig 6 Bell sounds at end of each line 0 r 432 b Note The lower case g does P wn not print on 72 character lines 1 UU u 10123456789 PABCDEFGH I JKL NOPQRSTUVUXYZC J abc def hi jk ftnopqrstuvwxvz 1 1t 0123456...

Page 37: ... 43 TELEPRINTER will be printed with EOT DATA remains on 43 TELEPRINTER AUTO ANSW remains off Option Place teleprinter in Loopback mode 434 b See Table A Depress DUPLEX key to DOWN position FULL DUPLEX Printer will print KSR RIT TE T only Off Line Depress and release PARITY key to UP position PARITY ON Place CAPS LOCK key in DOWN position Depress the following keys PARITY TEST On Line IPlace telep...

Page 38: ...tween pins 4 and 17 on RO opcon connector RESPONSE Characters will be printed until end of line is reached Automatic return and line feed will not be performed Bell will sound continuously until keys are released STATION UNDER TEST ALARM flashes Printer will print one line of Ks between columns 5 and 10 Automatic return and line feed will not be performed Bell will sound until message is completed...

Page 39: ... On Line IPlace teleprinter in On line mode TDU only See Table B I TEST CENTER STATION UNDER TEST ISend the following message 8th Bit Printer will print Marking PARITY TEST PARITY TEST Option IPlace teleprinter in Loopback mode Answer Back message does 438 b See Table A not print KSR IPlace DUPLEX key in UP position with I HALF DUPLEX Answer Back Off Line IHold CTRL key depressed and only B p e_y_...

Page 40: ...conds IDisconnect wire from Carrier Detect pin 8 Answer Back message does and momentarily connect to Ring Indicator not print Ipin _then r n t i _ _ _ IW TTL INTERFACE Remove strap from Send Data pin 19 to Rec Data pin 17 I Perform the following procedures within 6 seconds IDisconnect wire from Term Ready pin 5 Iand connect to 5 V pin 7 IConnect strap between 12 V pin 3 and Answer Back message doe...

Page 41: ...r in On Line mod TDU only See Table B I TEST CENTER STATION UNDER TEST j Data Test Center sends CTRL E Answer Back message does I ENQ not print Option I Must match type of interface unit Refer to Off Line Test Procedures 441 j steps 32 a 50 and 51 with Answer I Back only l Option IPlace teleprinter in Loopback mode 442 b Off Line See Table A with IPlace DUPLEX key in UP position Answer Back ALF DU...

Page 42: ...n On Line mode See Table B On Line jDepress and release PARITY key to UP TDU only I position PARITY ON TEST CENTER STATION UNDER TEST IData Test Center sends CTRL E Answer Back message l ENQ will be printed with substitute character l IAnswer Back message will be received on parity error with 8th bit marking Option jWJTAU2 AUX PORT INTERFACE 444 b Off Line IPlace teleprinter in Loopback mode with ...

Page 43: ... repair of components as listed on Page 2 35 Page 3 15 and Page 4 3 for the printer operator console and enclosures and paper handling should be available 1 08 For component access refer to Disas sembly Reassembly Page 1 96 and Options Page 1 23 1 09 For location and identification of sta tion components refer to Page 1 111 1 10 When replacement of the print head logic card or opcon corrects the t...

Page 44: ...ented in the form of a 20 Questions routine in 3 TROU BLESHOOTING GUIDE The guide with ques tions and yes or no columns should be used always starting with the first question and pro ceeding according to the yes or no directive I Replace I ITeleprinter USI j NG PAGE 1 38 TEST NOT OK Isolate Trouble Using I I Install and Test 1 20 Questions TEST OK r Correct Trouble 1 Place in Service in Phone if p...

Page 45: ... power supply cable Go to le Check F2 fuse on power supply Replace if blown Replace power supply cable Replace rear frame assembly Go told ld Does red lamp on power supply Go to le still light le Does red lamp on power supply Replace the TDU opcon go out after the TDU opcon an wer back card or the answer back card and printer pnnter component refer cables are reconnected one at to printer troubles...

Page 46: ... or perform 5d Does anything print Unplug print head and motor cables then recon nect one at a time to isolate cause of lamp not lit Replace defective compo nent refer to printer troubleshooting Go to 5d Place printer test bypass switch SPD4 2 on logic card to ON position If ok replace opcon Replace logic card Go to 5e Replace logic card Refer to printer trouble shooting 5e Are characters properly...

Page 47: ...rinter trouble when shooting 1 paper is out and when 2 cover is opened 2 Replace opcon 3 Replace logic card 8 Do all characters print and func Go to 9 Replace opcon tions except bell and margin set perform when the keys on the Replace logic card keyboard are operated local talk mode 9 Does signal bell ring on CTRL G Go to 10 Go to 9a 9a Did signal bell ring during Replace logic card Check P106 bel...

Page 48: ...erate normally dial tone dial talk ring when connected directly to line using modular cord that was connected to the teleprinter 15 Does DATA indicator flash when depressed in local talk mode Handset on hook 16 Does phone ring repeatedly in automatic answer mode 17 Does DATA indicator light following a received call in automatic answer mode Check modular cord originally between set and phone If ok...

Page 49: ... back card 20 Does substitute character print Remote station may be Go to 21 on some characters PARITY sending incorrect parity or key on be at different speed Go to 25 21 Does printer copy and data Go to 22 Check option 434 transmit properly in half duplex DATA indicator lit Replace opcon Replace logic card Go to 28 22 Is printer blinded to keyboard Go to 23 Replace opcon transmission in full dup...

Page 50: ...eive Go to 29 Go to 28 interrupt 28 Does station pass on line end to Trouble if any is Perform distortion dBm level or end tests with Test Center in remote station other parameter tests including digital loopback under control of Test Center to isolate trouble to line TDU answer back card or logic card 29 Is trouble present but not defined Refer to printer or opcon by Questions 1 to 28 troubleshoo...

Page 51: ... power supply now light and answer back card Replace if blown if present opcon and printer 6 cables Check SWl switch on rear frame Reconnect power supply assembly Replace if blown cable Replace power supply Go told Replace rear frame assembly _ ___________t ld Does red lamp on power supply Go to le Replace logic card still light 1 le Does red lamp on power supply Replace the terminal Intermittent ...

Page 52: ...late cause of lamp not lit Replace defective compo nent refer to printer troubleshooting 4c Does anything print or perform Go to 4d Place printer test bypass switch SPD4 2 on logic card to ON position If ok replace opcon Replace logic card ___ ___________ 4d Does anything print Go to 4e Replace logic card Refer to printer trouble shooting _ _______ 4e Are characters properly formed Go to 4f Refer ...

Page 53: ... Check printer trouble when shooting 1 paper is out and when 2 cover is opened 2 Replace opcon 3 Replace logic card 7 Do all characters print and func Go to 8 Replace opcon tions except bell and margin set perform when the keys on the Replace logic card keyboard are operated local mode 8 Does signal bell ring on CTRL G Go to 9 Go to 8a 1 8a Did signal bell ring during Replace logic card Check P106...

Page 54: ...Terminal Ready pin 5 TTL Go to 13c Bypass answer back card if interface on 0 V TERM present READY AUTO ANSWER on Go to 13b 13b Is Terminal Ready pin 5 TTL Replace answer back Reconnect answer back interface now on 0 V card card Replace logic card 13c Does external device require Use issue 2A logic card Sets without Terminal Unit Request to Send line interface or strap ON in cable trouble is in ext...

Page 55: ...d CPS Go to 16 Replace opcon keys alternately lock down and release up when depressed 16 Can any data be received Go to 16a Replace logic card Replace Terminal Unit Go to 25 16a Is answer back message properly Go to 17 Check options 438 thru sent and or printed under all 444 conditions Replace answer back card 17 Does substitute character print Remote station may be Go to 18 on some characters PAR...

Page 56: ...ng when INTRPT indicator is depressed plan logil l ard 24 Dell s n mok station n cPivP Go to 26 Go to 25 intl rrupt 25 Does station pass on line end to Trouble if any is Perform distortion dBm level end tests with Test Center in remote station or other locally developed tests including digital loop back under control of Test Center to isolate trouble to line Terminal Unit answer back card if prese...

Page 57: ...tion Troubles may occur either during an installation a routine maintenance visit or as the result of a customer trouble report 1 06 Trouble isolation for the attendant is provided in the How To Operate Manual 372 1 07 To facilitate trouble correction the recommended maintenance spares as listed on Page 1 111 should be available In addition parts for the repair of components as listed on Page 2 35...

Page 58: ...int Head 43K001 AAA Operator Console 430700 Power Supply 410710 Answer Back Card MANUAL 369 1 53 410755 Terminal Auxiliary Unit TAUl 410740 Logic Card 430750 Terminal Data Unit 430751 Terminal Auxiliary Unit 1 13 Before disconnecting internal cables or replacing circuit cards turn off ac power Make certain power cord is connected to a prop erly polarized and grounded ac outlet 1 14 Refer to 2 TROU...

Page 59: ...TEST NOT OK Customer Trouble Report to Telco Special Service 14 USING MANUAL 3 CentPr Control Office 72 Test Analyze Maintain llecord USING CUSTOME Dispatch Craftsperson with PROCEDURES R DEVELOPED Sµares Indicated Operational Trouble Isolated USING PAGE 1 52 Using 20 Questions Trouble Corrected USING Options and Wirin PAGE 1 23 Printer and Opcon Trouble PAGE 1 64 shooting and Correction PAGE 2 1 ...

Page 60: ...o told Check SWl switch on rear frame assembly Replace if bad Replace power supply Replace rear frame assembly t ld Does red lamp on power supply Go to le Replace logic card still light r 1 le Does red lamp on power supply go out after the TDU opcon answer back card and printer cables are reconnected one at a time 2 Does TERM READY indicator light when power is turned on Replace the TDU opcon answ...

Page 61: ... cause of lamp not lit Replace defPctive compo nent refer to printer troubleshooting Replace power supply __ __ 5c Does anything µrint or perform Go to 5d Place the printer test bypass switch SPD4 2 on logic card to ON position If ok replace opcon _ _ _ _ _ _ _ _place logic car _ _ _ 5d Does anything print Go to 5e Replace logic l ard Refer to printer trouble shooting 5e Are charactPrs properly fo...

Page 62: ...t logil l ard l t plal t OJ l Oll cover is opened 7 Does ALARM indicator light whl n c u to 8 1 C lwl k printl r trouhlt 1 papl r is out and whl n shooting 2 cuvl r is openl d 2 llt plact upcori J llt plal t logic card 8 Does signal bell ring on received Go to 9 Go to 8a CTRL G 8a Did signal bell ring during Replace logic card C hpck Pl 06 hl ll t onnPt lor printer test Rl ft r to print r l t ll t...

Page 63: ...t different speed Goto17 15 Does the carriage return auto Go to 16 Check option 435 matically when characters to the right of the right hand margin Replace logic card are received DATA indicator lit 16 Does call disconnect on received Go to 17 Check option 433 EOT and when carrier is not received in data mode Replace logic card Replace TDU 17 Does station pass on line end to Trouble if any is in P...

Page 64: ...ace opcon Unplug terminal unit and answer back card if pre sent opcon and printer 6 cables Reconnect power supply cable Go told Go to le Disconnect power supply cable Go to le Check F2 fuse on power supply Replace if blown Replace power supply Replace rear frame assembly Rl placl logic card 1e Does red lamponpower supply Repla the t rmi nit Intermitten hort go out after the terminal unit opcon ans...

Page 65: ...RPconnect power supply cabll Unplug print lwad and motor cabll s thPn n con nect onl at a timl to isolate cause of lamp not lit Replace defective compo nent refer to printer troubleshooting 5c Dol s anything print or 1wrform Go to 5d RPplacl power supply Place the printer test bypass switch SPD4 2 on logic card to ON position If ok replace opcon Replace logic card 5d Does anything print Go to 5e R...

Page 66: ...ndi ator light wlll n H J ilan logic card Replace opcon covl r is upPnt d 7 Does ALARM indicator light when Go to 8 l Check printer trouble L paper is out and when shooting_ 2 cover is opened 2 Replace opcon J Replace logic card 8 Dol s signal bell ring on received Go to 9 Go to Ba CTRL G Ba Did signal bl ll ring luring pplace logic arc I Check P106 bell connector printer test Replace opcon Refer ...

Page 67: ...Unit if EIA interface on 12 V device present 12 Does DATA indicator on opcon Go to 13 Go to 12a light when external device in data mode 12a ls EIA interfacp ClPar to Send Go to 12b Trouble in external device pin 5 Carrier Detect pin 8 and Data Set Ready pin 6 on 12 V Request to Send on if required by external device strapped or Issue 2A logic card present sets w TAU 1 12b Is TTL interfacp Data RPa...

Page 68: ... mode Replace logic card Replace Terminal Unit if present 18 Does remote station receive Go to 20 Go to 19 interrupt 19 Does station pass on line end to Trouble if any is Perform distortion dBm level end tests with Test Center in remote station or other parameter tests includ ing digital loopback under control of Test Center to isolate trouble to line terminal unit answer back card if present or l...

Page 69: ...tion for the 43 Basic Teleprinter The wiring information provides proper component intercon nection information 1 02 For additional wmng information refer to Printer Wiring Page 2 4 and Operator Console Wiring Page 3 4 1 03 Not all numbers shown on the station wiring appear on plugs and jacks TCI Library https www telephonecollectors info ...

Page 70: ...Ett USl G AQ T LfPA1NTfA UA ON l AIVATE Lli IE APPL ll ATIONS IH ll MANUAL 369 1 65 I 1AA 010 60 I UAR PH ll ollfllfAC I I I I I I I I I I I I I I I I I I I I I rr rr l OGIC Al ID UPliON 0 SWITCH SPB IRO O LY ANS1j1 R BACI CIRCUIT CARD TCI Library https www telephonecollectors info ...

Page 71: ...results of all previous steps 1 07 If the indicated response is not obtained in any step of a test procedure repeat the step to make sure that the procedure has been performed properly If the results are still unsatis factory refer to the KSR Teleprinter Trouble shooting Page 1 38 1 08 Teleprinters without TDUs must be asso ciated with locally developed external testing arrangements and procedures...

Page 72: ... available To perform these tests the connector terminals shown as follows should be strapped before proceeding with the tests The remaining terminals should be connected or measured as specified during the test steps MANUAL 369 1 67 Note Contact Teletype Corporation Custom Systems Division for availability of a 43 Tele printer Interface Test Box CPl0 002 001 1 which provides both arrangements sho...

Page 73: ...wxyz ltZ ll 0123456789 PABCDEFGHIJKLMNOPORSTUVYXYZ I obcdef9h1J l nopqrsluvwxyz ltZl l 0123456789 PABCDEFGHIJKLMNOPORSTUVYXIZ I obcdef9h1J l nopqrsluvw yz ltZl l 0123456789 PABCDEFGHIJKLMNOPORSTUVYXYZ J bcdefgh11 l nopqrstuvwxvz ltZl Jo 10123456789 PABCDEFGHIJKLMNOPORSTUVYXYZ J abcdef9h1J l nopqrsluvwxyz 1 1tZl l 0123456789 PABCDEFGHIJKLMNOPGRSTUVYXYZ J _ abcdefgh1J l nopqrsluvwxyz ltZ ll 01234567...

Page 74: ...per feeds to next line Characters printed as in Fig 3 I234 fo7890 ouERTYUIOP ASDFGH Jf L lXCVBNM Fig 3 123456 7 890 qwertvuiop asJf1hjkl z cvbnM Fig 4 TABLE A Cont OFF LINE TEST PROCEDURES PROCEDURE Depress RETURN and then LINE FEED key Depress and release CAPS LOCK key so it returns to UP position Starting with top row and moving left to right depress each unshaded key in Fig 2 Depress RETURN and...

Page 75: ...ABLE A Cont OFF LINE TEST PROCEDURES PROCEDURE Depress RETURN and then LINE FEED key Hold CTRL key depressed and depress s s key Hold CTRL key depressed and depress B L key Hold CTRL key depressed and depress m key H Depress SPACE BAR RESPONSE Characters printed as in Fig 6 RESPONSE Print head returns to left hand margin and paper feeds to next line SUB prints Signal bell rings Print head moves on...

Page 76: ...ess ESC and then E B key ESCwl Depress SPACE BAR nine times Depress ESC and then rnkey ESCL lower case L MANUAL 369 1 71 RESPONSE Print head moves one character position to the left Paper feeds to next line The k is printed until end of line is reached Signal bell rings at end of line TERM READY AUTO ANSW goes off LOCAL LOCAL TALK and ALARM turns on ALARM goes off Print head returns to left hand m...

Page 77: ...t margins are cleared On teleprinters without the Terminal Data Unit TDU turn off POWER switch and connect the test arrangement shown on Page 1 67 to the interface connector before proceeding to Step 32 If the 43 Teleprinter Interface Test Box is available connect the test box to the teleprinter interface connector TTL LINE AUX PORT See instructions furnished with test box Steps 32 through 61 may ...

Page 78: ...ch MANUAL 369 1 73 RESPONSE TERM READY AUTO ANSW turns on LOCAL LOCAL TALK turns off ALARM flashes DATA turns on Answer Back message is printed sets w answer back Refer to Options 439 b 441 b 442 b and 443 b for any exceptions Print head is returned to left hand margin Paper feeds to next line DATA turns on LINE INTERFACE CONNECTOR 12 V will be present on pin 4 Issue 2A Logic Card sets W TAU sets ...

Page 79: ...rom pin 7 to 17 Place DUPLEX key in DOWN position FULL DUPLEX Type the following TEST Watch TERM READY AUTO ANSW key then hold CTRL key depressed and depress EgT key Depress INTRPT key Hold CRTL key depressed and depress RETURN key RESPONSE LINE INTERFACE CONNECTOR 12 V will be present on pin 23 sets W TAU AUX PORT INTERFACE CONNECTOR 12 V will be present on pin 23 sets W TAU2 AANNAALLOOGG is prin...

Page 80: ...e performed One printed line plus return will occur in approximately 4 seconds sprocket feed 2 5 seconds friction feed Refer to Option 435 b for any exceptions LINE INTERFACE CONNECTOR 12 V will be present on pin 23 sets W TAU AUX PORT INTERFACE CONNECTOR 12 V will be present on pin 23 sets W TAU2 Continuous Ks will be printed across entire line Bell rings at end of line and automatic return and l...

Page 81: ...ct strap between pin 20 and pin 3 W ANSWER BACK AND TAU TAUl TAU2 OR TTL INTERFACE Depress ESC key Hold SHIFT key depressed and depress D key RESPONSE Sprocket Feed DATA turns off LOCAL LOCAL TALK turns on as 8th LINE FEED is received Friction Feed DATA remains on LOCAL LOCAL TALK remains off rocket Feed DATA remains off LOCAL LOCAL TALK remains on Friction Feed TERM READY AUTO ANSW flashes as key...

Page 82: ...epressed and depress B key W ANSWER BACK AND TAU TAUL TAU2 or TTL Depress ESC and then mkey W ANSWER BACK AND TAU TAUl OR TAU2 LINE INTERFACE Remove strap from Send Data pin 2 to Rec Data pin 3 Perform the following procedures within 6 sec ands Disconnect wire from Carrier Detect pin 8 and momentarily connect to Ring Indicator pin 22 then reconnect to pin 8 Reconnect strap from pin 2 to pin 3 MANU...

Page 83: ...TTL INTERFACE Momentarily disconnect wire from Term Ready pin 5 then reconnect to pin 5 W TAUl OR TAU2 LINE INTERFACE Connect Data Tenn Ready pin 20 to Rec Data pin 3 Remove strap from Send Data pin 2 to Rec Data pin 3 Disconnect strap between pin 20 and pin 3 Reconnect strap from pin 2 to pin 3 Depress INTRPT key W TAU2 AUX PORT INTERFACE Connect Data Set Ready pin 6 to Trans Data pin 2 Disconnec...

Page 84: ... 1 79 RESPONSE TERM READY AUTO ANSW turns on DATA turns off 12 V will be present on AUX Interface Connector pin 6 sets W TAU2 ALARM flashes DATA turns on TERM READY AUTO ANSW turns off sets W TAU or TAUl 12 V will be present on Line Interface Connector pin 25 Analog Loop sets W TAU 0 V will be present on TTL Interface Connector pin 3 Analog Loop sets W TTL Interface ALARM turns off DATA turns off ...

Page 85: ...DY AUTO ANSW remains off LOCAL LOCAL TALK and ALARM remain on ALARM turns off 12 V will be present on AUX Interface Connector pin 6 sets W TAU2 LOCAL LOCAL TALK turns off DATA flashes for approxi mately 20 seconds then turns off TERM READY AUTO ANSW turns on This completes the OFF LINE test of the 43 KSR Teleprinter Teleprinters with TDUs proceed to the ON LINE TESTS Teleprinters without TDUs use ...

Page 86: ... by Data Test Center operator DATA turns on go to Data mode by depressing DATA key LOCAL TALK goes off 4 Type the following message request on the Test message request will operator console be received by the Data SEND THE QUICK BROWN FOX TEST Test Center MESSAGE 5 Data Test Center will send The Quick Brown Fox The Quick Brown Fox test message ending with EOT test message will be printed Station w...

Page 87: ...st message ESC DIGITAL LOOP ESC Depress and release PARITY key to UP position PARITY ON Test Center will send the following test message 8th Bit Marking PARITY TEST RESPONSE Answer Back message is printed at station under test and Test Center sets W answer back Refer to Option 440 b for any exceptions AUX SENDER MESSAGE FDX will be received by Data Test Center Message will not be printed on printe...

Page 88: ... was satisfactory and disconnect call Test Center will send GO TO TALK message if test was unsatisfactory Pick up handset depress LOCAL TALK key and evaluate results This completes the On Line test of the 43 KSR Teleprinter MANUAL 369 1 83 RESPONSE Printer will print PARITY AUX SENDER MESSAGE HDX will be received by aux receiver if present and Data Test Center and printed on printer AUX RECEIVER M...

Page 89: ...ious steps 1 07 If the indicated response is not obtained in any step of a test procedure repeat the step to make sure that the procedure has been performed properly If the results are still unsatis factory refer to the RO Teleprinter Trouble shooting Page 1 52 1 08 Teleprinters without TDUs must be asso ciated with locally developed external testing arrangements and procedures to perform actual O...

Page 90: ... steps Note Contact Teletype Corporation Custom Systems Division for availability of a 43 Tele printer Interface Test Box CPl0 002 001 1 which provides both arrangements shown as follows E A LJNE INTERFACE CONNECTOR MANUAL 369 1 85 TTL INTERFACE CONNECTOR 11 RECE VCJl UA SENVIJ T 2 02 A 43 KSR Operator Console 43Kl01 CAA or CAB can be substituted in RO Teleprinters to perform tests off line when e...

Page 91: ...uvwxyz N tll o 0123456789 ABCDEFGHIJKL NOPORSiUVUXYZl J _ abcdef3hijkl nopqrsluvwx1z tll o 0123456789 ABCDEFGHIJKL NOPORSTUVUXIZ J _ abcdef3hijkl nopqrsluvwxyz llll 0123456789 ABCDEFGHIJKL HGPOR5TUVUXYZ J _ abcdef9hi ikl nopqrsluvwxyz lll 0123456789 C ABCDEFGHIJKL NOPGRSTUVUXYZl l _ abcdef hijkl nopqrsluvwxyz 111 10123456789 ABCDEFGHIJKL NOPOkSTUVUXYZl J _ abcdef9hijkl nopqrstuvwxyz 1111 012345678...

Page 92: ... top of the TDU and plug into test arrangement Measure continuity between pins 6 and 9 on TTL Meter should read 0 ohms Interface Connector Issue 2A Logic Card TTL INTERFACE Connect Terminal Ready pin 5 Print head returns to left to Data Ready pin 15 Tum on teleprinter POWER hand margin switch Paper feeds to next line DATA turns on 8 b W TAU OR TAUl LINE INTERFACE Connect Print head returns to left...

Page 93: ...s ESC key Hold SHIFT key depressed and depress LJkey _____ ______ W TTL INTERFACE ONLY Place CPS key in UP position 30 CPS Depress and release PARITY key to UP position PARITY ON Place DUPLEX key in UP position HALF DUPLEX Place CAPS LOCK key in DOWN position Type the following ANALOG Depress SPACE BAR RESPONSE DATA turns on sets w o TDUs TERM READY AUTO ANSW turns on sets w TDUs ALARM flashes DAT...

Page 94: ...between pins 4 and 20 on connector of RO opcon that was removed Enable Option 434 a MANUAL 369 1 89 RESPONSE TEST is printed DATA and TERM READY AUTO ANSW flash as EOT key is depressed Refer to Option 433 b for any exceptions lNTRPT turns on momen tarily Signal bell rings Print head does not return Continuous Ks will be printed across entire new line Bell rings at end of line and automatic return ...

Page 95: ... DATA key W ANSWER BACK AND TAU TAUl OR TTL Hold SHIFT key depressed and depress mkey RESPONSE Signal bell rings sprocket feed only ALARM remains on ie stops flashing sets w TDU ALARM turns on sets w o TDU Sprocket Feed DATA turns off LOCAL LOCAL TALK turns on as 8th LINE FEED is received Friction Feed DATA remains on LOCAL LOCAL TALK remains off Sprocket Feed DATA remains off LOCAL LOCAL TALK rem...

Page 96: ...form the following procedures within 6 seconds Disconnect wire from Term Ready pin 5 and connect to 5 V pin 7 Connect strap between 12 V pin 3 and Ring Indicator pin 12 Immediately disconnect wire from pin 7 and reconnect to pin 5 Disconnect strap from pin 3 to pin 12 Reconnect strap from pin 19 to pin 17 W ANSWER BACK AND TAU OR TAUl Momentarily disconnect wire from Carrier Detect pin 8 then reco...

Page 97: ...er roll from paper roll support Depress TERM READY AUTO ANSW key Replace the paper Depress RESET button on paper roll support friction feed only This completes the OFF LINE test of the 43 RO Teleprinter Remove the KSR Operator Console and replace the RO Operator Console RESPONSE INTRPT turns on Signal bell rings INTRPT turns off ALARM and DATA tum off TERM READY AUTO ANSW turns on DATA turns off T...

Page 98: ...sage is Option printed at station and Test 440 a Center sets wI answer back Refer to Option 440 b for any exceptions EOT 3 Test Center will send the following test message Detect ending with EOT Option 43 RO TELEPRINTER ON Test message will be 433 a LINE TEST printed 436 a Station will disconnect DATA goes off TERM READY turns on Refer to Option 433 b or 436 b for any exceptions Digital 4 Test Cen...

Page 99: ...ll lines of repeat Ks Esc x lower case Esc Note CR Carriage Return LF Line Feed Refer to Option 435 b for any exceptions Test Center will send the following message 8th Bit Marking PARITY TEST RESPONSE Signal bell rings sprocket feed only ALARM turns on ALARM turns on SE rocket Feed DATA turns off as 8th line feed is received Friction Feed DATA remains on as 8th line feed is received Station will ...

Page 100: ... was satisfactory and disconnect Test Center will send TEST NOT OK message if test was unsatisfactory and disconnect call Call Test Center and evaluate results This completes the On Line Test of the 43 RO Teleprinter MANUAL 369 1 95 RESPONSE Station will disconnect DATA goes off TERM READY turns on TCI Library https www telephonecollectors info ...

Page 101: ...Sprocket Feed 3 01 Paper Holder Friction Feed 3 01 Set Cover 3 04 Rear Frame 3 06 1 03 The procedures provided in this section break the terminal down into subcompo nents The appropriate parts section illustrates the arrangement of subcomponents and parts Page 1 111 Teleprinter Parts and Page 4 3 En closures and Paper Handling Parts Caution Remove all power from the set before performing any compo...

Page 102: ... 10 Container and packing matl rudb retainPd from maintenance span hould ti avec1 and rrused when returning defective compon1 11l for repair 1 1 I Adjustment information is provid d in Prin ter A djustm ms Pa C fi and En closures and Paper landling Adjustmt n t Page 4 1 MANUAL 369 1 97 2 TOOLS REQUIRED 2 01 ThP followmg 1ool may be rt quircd hrn prrforming lhe station d1sassemhly and reassembly pr...

Page 103: ...it a Sprocket Feed Remove deflector if present Remove terminal unil Grasp each end and pull straight up Disconnect T l L cable plug from connector located on top of termi 1al unit Remove four 118617 early design or 34 1798 late design screws 2 Remove paper and paper holder Remove two 184061 screws or two 151721 screws and 430334 bushings Remove any cord connectors TCI Library https www telephoneco...

Page 104: ...n to f terminal p o umt Remove two 43 holder mount 0278 paper mg posts DisL ngage latch fro mountin m st posts Pull ra1ght up Remo p l ve paper hold u l toward er assembl Io w mbl ol mo otio p tand slide off y y align lo s s w paper sensor mounting hole th w1 mounting hole MOUNTING HOLE m rear frame LOW PAPER SENSOR REAR FRAME TCI Library https www telephonecollectors info ...

Page 105: ...ue lifting up and away from low paper sensor cable if present to remove power supply 120139 POWER SUPPLY FUSE 3 03 To remove the power supply fuse Rear View Disconnect cable plugs from con nectors located on top of power supply and termi nal unit if present POWER SUPPLY LOW PAPER SENSOR Friction Feed Only G For Sprocket Feed Remove paper holder deflector if present and bustle cover Perform 3 01 a ...

Page 106: ...mounting bushings Movt lower edge of opcon rearward until isolators arP free Remove opcon Loosen two 181240 screws one each side MANUAL 369 1 101 COVER Loosen two 184058 screws one each side ISOLATOR Tilt top of clamps outward releasing front isolators connected to thP opcon Note 1 In reassembly perform the KEYBOARD TO COVER ALIGNMENT adjustment Note 2 When replacing the cover or indicator scale p...

Page 107: ...r Friction Feed Remove paper holder and bustle cover Perform 3 01 b steps 1 through 6 D Remove two 198670 screws if present one each side Dsnap the spring clips out of place and move aside releasing the rear frame Pry with screwdriver Gently pull the rear frame to the rear while lifting to disengage the hook shaped details at the top front of the rear plate The hook shaped details fit into the not...

Page 108: ...outward on the sides until the locking tabs are free of the logic card Disconnect bell cable from logic card Pl 04 6 P N PLUG CABLE FROM BELL ON PRINTER Pl 05 16 PIN PLUG CABLE FROM STEPPING MOTOR W ENCODER ON PRINTER CABLE FROM ENCODER ON PRINTER I Pl03 6 PIN PLUG CABLE FROM PAPER OUT OR LOWER PAPER SWITCH I PlOl 6 PlN PLUG Rear View CABLE FROM CABLE FROM PRINT HEAD OPCON Pl 02 8 P N PLUG CABLE F...

Page 109: ... Slide paper separator to the right until it clears the paper stripper and remove RPmow the rear frame assembly Perform 3 06 steps 1 through 5 Remove the opnator console Perform 3 04 steps 3 5 6 and 8 DGrasp the bustle cover and slidP the printer and rear frame assembly from the housing through the rear opening Remove the left and right platen knobs by pulling straight outward NOTCH FOR FRONT BUSH...

Page 110: ...aper separator shaft 0 Slide paper separator to the right until it clears the left paper stripper and remove 5 Push paper release to the rear Push down and to the rear on roller bail lever Slide paper release to thP right and slowly pull forward until paper release clears 119653 retaining ring on lever shaft TCI Library https www telephonecollectors info ...

Page 111: ...t D Push the printer and rear frame assembly into the housing through the opening in the rear of the housing There are two molded guide rails in the bottom of the housing to steer the assembly into position D Lock the printer and rear frame assembly into position Insert a screwdriver into the square hole in the nut plate and gently twist or pry the screwdriver with enough force to draw the assembl...

Page 112: ...ight Move retaining clip on locking handle extension protruding from left side of carriage wall approximately 1 4 inch away from wall Pry with screwdriver Q Disengage print head from roll pin on end of link Remove print head REAR NOSE PROJECTION Print head cable plug FRONT MANUAL 369 1 107 Raise cover Remove ribbon Refer to How To Operate Manual Place projection of 407326 extractor under print hea...

Page 113: ...n pull locking handle to the right until collar drive key on locking handle engages slot in right carriage side wall Observe interaction of these parts for use when performing step 7 CARRIAGE G collar and link must be manually rotated and held toward front of carriage wall by grasp ing the link Install print head rear notch onto roll pin at end of link COLLAR AND LINK ASSEMBLY Left View Note Colla...

Page 114: ...channel until the rear of the ribbon guide is even with center of roller shafts Apply continuous leftward pressure to locking handle at its pivot shaft while slowly pulling print head forward until collar drive key on handle engages snaps into slot in collar Note Parts referred to were visible in step 3 Move the handle all the way to the rear locking the print head in close proximity to the platen...

Page 115: ...acing and line feed motors b Worn or frayed ribbon c All cable connectors fully seated 3 LUBRICATION 3 01 Lubrication of the printer is required during routine maintenance Refer to Page 2 17 for type location and amounts of lubrication iii 4 CLEANING AND APPEARANCE 4 01 Examine exterior areas for smudges dust etc 4 02 Check proper fit of cover Replace ex tremely damaged or discolored cover housing...

Page 116: ...e the page on which the parts appear Asterisked numbers stocked as List 1 indicate a maintenance spare stocking ratio of one spare for the first twenty stations and an additional spare for each addi tional 30 stations in a maintenance area Part numbers without asterisks stocked as List 2 indicate that one spare should be available in each maintenance area Before ordering verify that a particular s...

Page 117: ...369 1 112 PARTS 408065 410740 or 410742 Q Part of 430554 Set of Parts Late Desiqn 410754 TCI Library https www telephonecollectors info ...

Page 118: ...MANUAL 369 1 113 430900 Answer Back Modification Kit 339600 410710 TCI Library https www telephonecollectors info ...

Page 119: ...wer Supply Supply F2 1 112 Answer Back 1 113 Assembly 1 112 143306 5 Fuse LO A SLOW 410740 Logic Card 1 112 430733 Clip 1 112 BLOW R Frame 410742 Logic Card 1 112 430750 Terminal Data Unit Fl 1 112 410754 Terminal Auxiliary TDU 1 112 143307 5 Fuse 0 6 A SLOW Unit TAU2 1 112 430751 Terminal Auxiliary BLOW L Card 410755 Terminal Auxiliary Unit TAU 1 112 F3 1 112 Unit TAU 1 112 430901 15 Fastener Stu...

Page 120: ...message print and paper Gu to 2 advance properly while PRINTER TEST key is depressed or No 2 switch on logic card is operate l on 1 04 All ordering numbers shown in this manual are Teletype Corporation part numbers 1 05 The 430850 print head is returnable to Teletype Product Service Center for repair 1 06 Isolation and correction of troubles is based on electrical checks parts replace ment or adju...

Page 121: ...cessive lines uniformly spaced Check for mechanical bind by rotating platen manually with power off Check PLATEN END PLAY adjustment Check LINE FEED FOL LOWER PULLEY STOP BRACKET and PRESSURE ROLLER BAIL adjustments friction feed With power on reset check platen detenting through full rotation by turning platen knob Check continuity of line feed motor Replace motor or cable t 1 le Sprocket Feed Go...

Page 122: ...ght Check carriage and left bracket ribbon rollers for one way rotation lj Does printed copy align properly with edge of paper 2 Did bell ring during PRINTER TEST Undefined problem during PRINTER TEST Go to Teleprinter Trouble shooting Go to 3 Sprocket Feed Check PRINT ED LINE POSITION adjustment Friction Feed Check LEFT HAND MARGIN adjustment Go to 2a 2a Does bell ring under any con ditions CTRL ...

Page 123: ...le con nections to the logic card are shown in Teleprinter Wiring Page 1 64 1 03 Designations on printer wiring diagram do not appear on the components 1 04 The wiring information in this section is provided to support the 43 Printer Troubleshooting Page 2 1 1 05 All ordering numbers shown in this manual are Teletype Corporation part numbers TCI Library https www telephonecollectors info ...

Page 124: ...OH W CAHLE l G I 3 Pl o MANUAL 369 2 5 l J J l K a Jh J 1 I D 1 2 1 10 7 ll I J K 5 i Ill i tll I ll 1 01 fill I l J FRONT VIEW PlOl l S I LOGIC 5 S GND I 4i G I LOG Gl W BK GND I PAPER OUT SWITCH Paper ln SPROCKET FEED I 1 Ji l l 01 Pl OJ ll W BK I LOGIC 5 G GND LOW PAPER SWITCH Paper Not Low I 41 S Gl S PIO LOGIC GND FRICTION FEED 1 1011 J IH LL COIL A D 1 w117 CABLE 1 10 l HA t 1 t I I PtlASt t...

Page 125: ...PRINT HEAD ARMATURE 2 14 4 SPRING TENSIONS 2 15 SPRING IDENTIFICATION 2 16 1 GENERAL 1 01 This section provides printer adjustments and spring tensions 1 02 Belt tensions are checked with a spring scale held at the angle shown in the adjustment illustration 1 03 All ordering numbers shown in this manual are Teletype Corporation part numbers 1 04 After an adjustment is complete tighten any screws o...

Page 126: ...pen End 3 PRINTER ADJUSTMENTS 135677 135678 117781 95960 135676 75765 142554 142555 82711 110443 110444 135059 94647 95368 100982 151392 124682 125752 129534 152835 LEFT PAPER SPROCKET Sprocket Feed Only Requirement The left sprocket should be biased against the collar of the platen hub To Adjust Loosen set screws and position left sprocket to meet requirement RIGHT PAPER SPROCKET Sprocket Feed On...

Page 127: ...ees tighten screws LEFT AND RIGHT PAPER GUIDES Angular Positioning Friction Feed Only Requirement The left paper guide should seat fully on the hub The right paper guide should also be fully seated on the hub and the center paper guide should just touch the platen in the middle To Adjust On left side loosen the two mounting screws friction tight and move the left paper guiqe mounting bracket to me...

Page 128: ...ld be SET SCREWS Min 0 025 inch Max 0 035 inch SET SCREWS LINE UP SPRING SCALE MIDWAY BETWEEN PULLEYS Left Side View gap between the ribbon guide of the print head and the platen without paper or ribbon and at all positions of the carriage and platen when platen play at the right end is biased down and to the rear and the print head is locked To Adjust Position carriage to the extreme left positio...

Page 129: ...ridge Tighten the latch mounting screws CARTRIDGE F F m c r METAL PLATE MOUNTING BRACKET MAGNET POLE PIECE FRAME LINE FEED FOLLOWER PULLEY STOP BRACKET Note For units with line feed pulleys only Requirement With the follower pulley resting on the belt push the pulley against the belt to take up all friction Slowly release pressure Measuring between the follower lever and the adjacent tab of the st...

Page 130: ...LLER BAIL Friction Feed Only Requirement BRACKET MANUAL 369 2 11 SLIDE FOR 80 CHARACTER LINES FOR 72 CHARACTER LINES Printed Line Centered MOUNTING SCREW With the paper release lever in the forward position and the right end of the carriage next to the right rear carriage wick located immediately under the arm of the pressure roller bail between the two pres sure rollers there should be from Min 0...

Page 131: ...both the left and right ends of the platen should be Min Some Max 0 015 inch beyond the recorded gap between the platen and the left and right ends of the paper guideplate To Adjust Bend fingers to meet requirement PAPER ALARM CONTACT LEVER Sprocket Feed Only Some to 0 015 Requirement With the paper alarm contact lever resting on the paper and the paper held taut over the cutout in the paper guide...

Page 132: ...r edge of a typed line of M characters should be 1 32 1 64 inch above a horizontal line located by any of the following methods 1 A line drawn between the lower edges of two opposite sprocket holes 2 A preprinted line on the form the same as in 1 above or in 1 6 inch multiples 3 A fold midway between two sprocket holes on fanfold paper Power must be on line feed motor for this adjustment SPROCKET ...

Page 133: ... other dots on printed copy To Adjust Note This adjustment applies to all 9 levels Power must be off for this adjustment Remove the ribbon and print head cover Release the print head and position away from the platen With the lower armature extension on the high part of the cam adjusting cam slot horizontal and the flat facing toward the ribbon guide and the armature released from the inner pole p...

Page 134: ...out lever moving D 430118 Bell Plunger Spring 1 2 to 1 ounce to seat plunger Link Spring Part of 430216 3 4 to 1 1 4 ounces at roll pin to hold spring in lowest position with locking handle in the most forward position Q 4708 Paper Tray Springs Left and Right 2 On sprocket feed units lift paper out contact bail to latched position Move the printhead away from the platen With a spring scale hooked ...

Page 135: ...369 2 16 SPRING IDENTIFICATION TCI Library https www telephonecollectors info ...

Page 136: ...ea Symbols 01 02 03 etc refer to 1 2 3 etc drops of oil 2 03 The following list of symbols applies to the lubrication instructions a11d the type of lubricant t o be used 0 Oil 88970 1 qt 88971 1 gal G A Apply thin film of 97116 4 oz or 88973 1 lb grea e G B Apply thin film of Syn Tech grease use 430836 tube with grease and 430838 brush G C F ill with Poly Oil grease use 430837 injector with grease...

Page 137: ...t points on each side of bail 2 places Friction Feed only Carriage and Nut Engaging Surfaces a Two Nut Drive Arms Grease four bearing surfaces b Nut Keying Arm Lubricate by packing carriage engaging slot with grease Print Head a Active Armatures and Outer Pole Plate Grease at the upper pivot area as well as the lower locator area 9 places b Print Wire Well Area Completely fill with grease TCI Libr...

Page 138: ... Roller Bail Pivot Points 05 Platen Bearing Each Side MANUAL 369 2 19 Pressure Roller Bail Spring Each End Ribbon Rollers 2 Carriage Wicks Spacing Tension Arm Pivot Roller and Spring Screw Pulley Clip GA Lead Screw GA Carriage and Nut Engaging Surfaces TCI Library https www telephonecollectors info ...

Page 139: ...369 2 20 G B Print Head Active Armatures and Outer Pole Plates G C Print Head Well Area TCI Library https www telephonecollectors info ...

Page 140: ... given Perform any adjust ments indicated Refer to Page 2 6 for adjust ments 1 05 Disassembly of printer parts except the print head will require the removal of the set housing and rear frame Refer to Teleprin ter Disassembly Reassembly Page 1 96 for set housing and rear frame removal and replacement procedures 1 06 Disassembly of the printer motors will require the removal of the logic card 1 07 ...

Page 141: ... 2 Inch Blade Screwdriver w Clip 10 Inch Blade Screwdriver w Clip 1 4 Inch 6 Inch Blade Part No 108285 110271 124682 125752 129534 135676 135677 135678 142554 142555 151392 152835 407326 Description Pliers Long Nose Wrench Hex Key Wrench Hex Key Wrench 3 16 Inch Socket Wrench Open End 3 16 Inch and 1 4 Inch Handle Bit 1 4 Inch Socket Bit 5 16 Inch Socket Hook Pull Spring Hook Push Spring Tweezers ...

Page 142: ...carriage wall approximately 1 4 inch away from wall Pry with screwdriver G Disengage print head from roll pin on end of link Remove print head FRONT Move print head and carriage to the right of the print head cable plug 10 Remove print head cover by lifting up and away from grommets Left Side View MANUAL 369 2 23 Place projections of 407326 extractor under print head cable plug Disconnect print he...

Page 143: ...of carriage wall by grasp ing the link Install print head rear notch onto roll pin at end of link COLLAR AND LINK ASSEMBLY Left View PRINT HEAD COVER Rotate locking handle frontward until it strikes the guide rod then pull locking handle to the right until collar drive key on locking handle engages slot in right carriage side wall Observe interaction of these parts for use when performing step 7 N...

Page 144: ...the print head cable plug to the logic card Make sure cable does not touch left side frame when the carriage moves fully left Install ribbon Refer to How To Operate Manual prmt head forward until collar drive key on handle engages snaps into slot in collar Note Parts referred to were visible in step 3 Move the handle all the way to the rear locking the print head in close proximity to the platen b...

Page 145: ...To remove the signal bell retaining ring Push top of spring tension arm rearward to remove belt tension 0 Remove 184055 and 198670 screws and 121242 clamp and remove bracket DRemove plug from logic card Remove 184055 screw and 181461 gong TCI Library https www telephonecollectors info ...

Page 146: ... arid 151880 nut t Remove cable assembly by lifting upward J Remove encoder disc assembly Insert screwdriver under housing bridge and under bottom hub of encoder Hold encoder disc with thumb and gently pry screwdrivPr outward removing disc Retain the fastPner which is part of thP disc assembly Note In reassembly make sure disc does not ruh on encoder assembly Warning Do not pull on metal disc edge...

Page 147: ...NSION adjustment b Late Design Le t Rear View 1 Remove the logic card if present Refer to Page 1 96 Remove tension arm spring from retaining post l f C DRemove three 198670 screws and stop bracket 7 Remove motor Remove tension arm post 7002 flat washer and 2191 lockwasher Remove 119652 retaining ring and slide tension arm and roller assembly from pivot shaft Note In reassembly perform STOP BRACKET...

Page 148: ...platen pulley and clip Note In reassembly position the setscrews away from the slot in the platen clip b Late Design Left Rear View 3 Loosen two 144550 setscrews and remove platen pulley and clip Remove tension arm spring from retaining post TCI Library https www telephonecollectors info ...

Page 149: ...EFT and RIGHT SPROCKET adjustments and PRINTED LINE POSITION and PLATEN ENDPLAY adjustments LEAD SCREW DRemove operator console if present Refer to Page 1 96 3 08 To remove the lead screw GJ ush in right bearing housing to clear right frame Right Side View Rotate 90 degrees and spring will force bearing and CARRIAGE housing away from side frame Remove bearing NUT housing inner and outer bearings a...

Page 150: ...ad screw perform 3 01 and 3 08 G Tilt lead screw nut handle outward to clear retaining notch in carriage Rotate counterclock wise CCW unti tabs on nut align with opening in carriage Spring will force nut away from carriage D Remove spring and nut CARRIAGE Remove two 184056 screws one each side G Remove two 184056 screws one each side Spread clamp w cover and disengage from logic card if present Sp...

Page 151: ...ing handle and collar fully counterclockwise forward Pull the handle to the right while slowly rotating handle and collar clockwise rearward until key on handle aligns with slot in carriage Locking handle will pop out D Pull paper tray shaft out to right PAPER GUIDE Unhook and retain two 4708 paper tray springs one each side Lift left and right paper guides to up position loosen mounting screws fr...

Page 152: ... 2 33 2 Remove 82727 roller bail spring from post Remove roller bail assembly Pull paper tray shaft to the left and remove Unhook and retain two 4708 paper tray springs one each side TCI Library https www telephonecollectors info ...

Page 153: ...R GUIDE adjustment must be made b Friction Feed Note 1 Left and right guides are removed in a similar manner Remove left and right paper guides from posts on brackets Remove two 101386 springs one each side Remove two 119649 retaining rings one each side Note 2 During reassembly the tail on the paper guide must go behind the stop on the bracket With paper guides up remove two paper strippers one e...

Page 154: ... the page on which the parts appear Asterisked numbers stocked as List 1 indicate a maintenance spare stocking ratio of one spare for the first twenty stations and an additional spare for each addi tional 30 stations in a maintenance area Part numbers without asterisks stocked as List 2 indicate that one spare should be available in each maintenance area Before ordering verify that a particular sp...

Page 155: ...0281 Friction Feed I tf J i 430145 i __ I I I I I 430264 430143 L _ tD _ 430098 t _ I 1 430013 r CJ _ 183321 r I 0430803 0 f Partof _ 410013 0 430804 0430832 430206 _ 0 410013 Card w Cable Part of 430850 TCI Library https www telephonecollectors info ...

Page 156: ...Line Feed Spacing Motor and Bell Assembly Sprocket Feed Early Design Drive 430143 0 430047 Motor w Cable and Encoder MANUAL 369 2 37 430309 TCI Library https www telephonecollectors info ...

Page 157: ...369 2 38 Spacing Drive and Lead Screw 430016 I 430019 430032 approximately 13 characters per inch 430285 l 0 characters per inch 430034 TCI Library https www telephonecollectors info ...

Page 158: ...ion Feed 430258 r J r I I I I I I I I I I I J 430265 430266 I 161708 430180 LV_ I i 430265 r i I l7 1 MANUAL 369 2 39 430104 _ r I I I I I I l_ 430268 I 430101 x_ I I ____ I I j TCI Library https www telephonecollectors info ...

Page 159: ...esign J Design 430103 161708 430180 I I I I l 0 o_o _____Q G 430276 replaces 430205 G 430291 replaces 430245 __ _ 0 430260 paper tray must be used with late design 430102 430169 I I rJ G 430276 icv430205 J I Early B Design t l Late _ 1 Design Early Design I 1 Early Design 4301 1 430152 A Early Design TCI Library https www telephonecollectors info ...

Page 160: ...Feed 430258 1 Friction Feed 0430259 ocket Feed Friction or Spr 6 aper tray an ted by 43034 0 Part of 4303400 l will be subsutu d shaft assembly 6 set of parts Orders for 4 late design 430260 Q Not used wit MANUAL 369 2 41 0430260 Early Design 60 Early Design 4302 TCI Library https www telephonecollectors info ...

Page 161: ...30219 t _ J I 4301 5 9 r 1430106_ L Y 0 J J _ 0 r I 430218 ltf 430100 430104 Ref Left 4301 21 qfJ 43 224 Side Frame 430212 Friction Feed e ___ 430 219 _ 7 700 G fl R______ a_ r 1Z 430218 _ I l 430104 tt 430242 _ ft Ill 430224 I I I I I 430256 430255 I I v TCI Library https www telephonecollectors info ...

Page 162: ...0261 Bail Roller 2 39 430030 Spring Compression 430151 2 Mount Rear 2 40 430262 Plate w Post 2 39 2 36 2 38 430152 2 Stud 2 40 430264 Lever Friction Feed 2 36 430031 Nut Special 2 36 2 38 430153 2 Clip 2 40 430265 Roller Pressure 2 39 430032 Belt Timing 2 38 430154 Motor w Cable 2 37 430266 Shaft Roller 2 39 430033 Pulley 81 T 2 38 430163 Cable Assembly 2 42 430267 Bracket Left 2 42 430034 Fastene...

Page 163: ...ing Page 1 38 or Page 1 52 for fur ther analysis 1 04 When a trouble is verified to be in the opcon by replacement of the opcon this section should be used to help isolate the trouble to any replaceable components to correct the trouble 1 05 The opcons are returnable to the Teletype Product Service Center for repair as a unit Pack in carton KSR opcons using conductive plastic bag that was used to ...

Page 164: ... cable 3 Do any latching keys fail to latch Replace defective key Go to 4 down when depressed or release up switch when depressed again CAPS LOCK PARITY DUPLEX or CPS Do any other keys except ALARM fail to snap down when depressed or release up when released 4 Does any keyboard key fail to Go to 4a Go to 5 generate the proper character or function ___ __ r 4a Does the key fail in all modes Replace...

Page 165: ...Replace keyswitch or cable 3 Does the PRINTER TEST or Replace defective key Go to 4 RESET key fail to snap down switch when depressed or release up when released 4 Does the PRINTER TEST or Check continuity through Go to 5 RESET key fail to generate switch the proper character or function Replace keyswitch or cable 5 Does ALARM indicator light Undefined trouble Check continuity through when cover i...

Page 166: ...wiring information for the 43 basic operator console KSR and RO 1 02 For additional wiring information plug or cable locations refer to 43 Basic Tele printer Wiring Page 1 64 1 03 Where possible small notes indicating voltage levels have been added to aid in troubleshooting TCI Library https www telephonecollectors info ...

Page 167: ... 2V DC oV DC L 1V IH v MAHKI 1 ov _f PA E I SEHIAL SEND DATA 1 s l HEPEAT MODE C _Vn n I iOOK HZ CLOCK u __ u_ L 1_____ _ _______ I SPA HE 1 _ 5 _ _ _ _ ___ 1 4 _ _______ I POLARIZIN KEY NI 4 _________ I 16 POLAHIZIN KF Y jNfl I LEFT INDICATOR KEYSWITCH 5 PLS 12V L ____ j KEYSWITCH TYPES Bottom View 1 2 CONTACT OR 1 2 BASIC Bottom View INDICATOR Normally Closed TCI Library https www telephonecolle...

Page 168: ... D P UllTY OFF PARITY zo 5V MARK ov SNCE SERIAL SENO OATA 1 __ ______ Z g _n_n_I 60K Hil cLociy I 5voc 8 i______ _______ I LOGICGROUN0 4 I 12voc z____________ I______ I I TERM READY AUTO ANSW IOV ION 9 I0 5V OFF SW I IOV _JON I DATA __ _o_ 5 v___o_F_F_____ a M I I ALARM 5 __ 1_____ l 4 _ _ it ___J I LOCAL 1 3 1__ ___ __ I CABLE TERMINATION ON CIRCUIT CARD KEYSWITCH TYPES llOTTO Vl Wl f lliDlCATOlt...

Page 169: ...ols required to per form the disassembly and reassembly of the 43 operator console refer to 2 TOOLS RE QUIRED 1 06 Precautions should be taken to assure that the opcon is disassembled and reassem bled under clean conditions No oil grease or other liquids should be allowed on loose parts sub assemblies keyswitches or the complete opcon 1 07 Reference in the procedures to left or right up or down an...

Page 170: ... spacebar with a small screwdriver while pulling the spacebar up and toward the front Fig 2 CHANNEL Rear View Fig 2 Spacebar Removal c Continue applying upward pressure to the spacebar and disengage the two front tines d Remove the wire bail from the left and right spacebar guides snaps in and out Fig 3 Fig 3 Wire Bail Removal 3 02 To reassemble the spacebar mechanism a Make sure the four tines en...

Page 171: ...gagement 3 04 MANUAL 369 3 9 3 Continue applying upward pressure to the RETURN key and disengage the front tine from housing using a spring hook Remove key with housing from channel Fig 8 FRONT TINE SPRING HOOK Front View Fig 8 Front Tine Disengagement To reassemble the key Insert housing with key observe position of locating lug on housing and press into channel Housing must snap fully into front...

Page 172: ...er to the left as far as it will go and then pull to the rear Fig 11 KEY BLOCKING _ _ ACER Fig 11 Blocking Spacer Removal c In reassembly insert spacer from the left and observe that the spacer encapsu lates the keyswitch push rod and that the front part of the spacer is located between the key switch springs Fig 12 d Replace keys PUSH ROD KEYSWITCH Right View Fig 12 Blocking Spacer Reassembly CAB...

Page 173: ...o card using locally fur nished cable tie c Reassemble keyswitches and keys removed in 3 08 a and b d Replace circuit card cover removed in 3 08 d e Replace rear plate CABLE RO 3 10 To remove the cable a Remove the Interlock keyswitch see 3 05 b Remove solder from around connector pins of cable to be removed Fig 14 Warning Use a grounded low wattage soldering iron avoid prolonged contact with pins...

Page 174: ... using cable tie c Secure the circuit card to the channel with the screw previously removed d Reassemble Interlock keyswitch previously removed e Replace circuit card shield 4 KEY AND KEYSWITCH IDENTIFICATION Present on some operator consoles DATA lNTRPT ALARM Fig 19 KSR Keyboard Layout RESET PRINTER TERM lJATA ALARM TF ST READY Fig 20 RO Keyboard Layout BACK SPAn HFTt H 30 UP CPS ID DN c TCI Libr...

Page 175: ...08fil J J lfifi lO l I CPS 10 llN 3408fi2 I 346169 PRINTER TEST 340867 Sill FT 346403 RETURN See Note 3 340869 CAN x 346834 RESET See Note 7 340870 ETX 347095 HERE IS See Note 9 v Note 1 346409 spacer must be installed under the 346163 key to block the act10n of the ALARM keyswitch on 43Kl01 CAA opcon Note 2 346409 spacer must be installed under the 346162 346163 and 346127 key to block the action...

Page 176: ...fication KSR PUSH ROD SWITCH NO TYPES COLOR 0 340779 DC CONTACT PINK 346359 INDICATOR ORANGE 346432 DC CONTACT BLACK CUT OFF Fig 23 Keyswitch Identification RO 5 SPACER HOUSING AND REFERENCE IDENTIFICATION 340704 HOUSING 346302 346234 Ref RETURN CAP ci J J KEY l 340764 346235 INDICATOR 340762 HOUfilNO fJ5 I I I I I Fig 24 346293 346293 I TCI Library https www telephonecollectors info ...

Page 177: ...tor Console They should be available in the quantities shown in parentheses in the numerical index to correct troubles in the operator console 1 02 All ordering numbers shown in this manual are Teletype Corporation part numbers 1 03 Troubleshooting and disassembly reassem bly information for these parts is provi ded on Page 3 1 and Page 3 7 TCI Library https www telephonecollectors info ...

Page 178: ...369 3 16 2 PARTS KSR Operator Console 43K101 CAA and CAB RO Operator Console 43K001 AAA 0 0 0 0 0 0 TCI Library https www telephonecollectors info ...

Page 179: ...art Description and Part Description and Part Description and Number Page Number Number Page Number Number Page Number 340720 3 Keyswitch 3 16 341098 Keyswitch 3 16 346397 2 Bushing 3 16 340722 Keyswitch 3 16 346359 Keyswitch 3 16 346432 Keyswitch 3 16 340779 Keyswitch 3 16 346395 Cable 3 16 TCI Library https www telephonecollectors info ...

Page 180: ... loosened to make the adjustment 1 03 Reference in the procedure to left or right up or down and top or bottom etc refer to the teleprinter in its normal operating position 1 04 Adjustments should be checked and per formed when a trouble indicates a specific adjustment may be out of tolerance or when an adjustment is disturbed to enable a part to be removed or replaced 2 TOOLS REQUIRED 2 01 The on...

Page 181: ...Insert a screwdriver into the square hole in the nut plate and gently twist or pry the screw driver with enough force to meet the requirement Warning Do not overtwist the screwdriver COLUMN INDICATOR POSITIONING Requirement BUSHING l FRONT CLAMP HOUSING Top View Right Corner With power applied the cover closed and the print head positioned to column one 1 the print head marker should point to the ...

Page 182: ...y should be available in the quantities shown in each maintenance area to correct possible troubles or to meet appearance requirements 1 02 All ordering numbers shown in this manual are Teletype Corporation part numbers 1 03 Replacement of enclosures and paper handling parts is specified in Routing Maintenance Page 1 110 Disassembly and Re assembly is provided in 43 Teleprinter Page 1 96 TCI Libra...

Page 183: ... 4 4 2 PARTS k t Feed Sproc e 430566 430290 RO COVER 7 185834 1 I rt I I I J I I 430334 430140 laces 430201 i 4303332 reoi which must and 430 be used together TCI Library https www telephonecollectors info ...

Page 184: ...MANUAL 369 4 5 Friction Feed 430177 _ 430181 TCI Library https www telephonecollectors info ...

Page 185: ...369 4 6 430295 PapPr Supply Friction FePd TCI Library https www telephonecollectors info ...

Page 186: ...5 430141 2 Knob w Insert 4 4 4 5 430289 Plate Rear Cover 4 6 4 5 430250 Housing w Holder 4 4 4 5 430290 Cover Bustle 4 4 4 5 430148 2 Clamp 4 4 4 5 430251 Plate Cover 4 4 4 5 430294 Lever Reset 4 6 430149 2 Nut Plate 4 4 4 5 430252 Plate Cover 4 4 4 5 430295 Assembly Paper Supply 430177 Button Actuator 4 4 430270 Support Paper Roll 4 6 4 5 4 6 4 5 430271 Lever Arm 4 6 430296 Shaft Lever 4 6 430181...

Page 187: ...obert Ho use N S E Graphic Designs and Technical Publishing 4716 Patty Lane Country Crossings Ringwood IL 60072 815 459 9861 iPhone 8 I 5 653 0684 FAX drhouse42 iCloud com www nadcomm com TCI Library https www telephonecollectors info ...

Page 188: ...TELETYPE CORPORATION 5555 Touhy Avenue Skokie Illinois 60077 SERVICE MANUAL 369 Issue 3 June 1979 TCI Library https www telephonecollectors info ...

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