Seeburg 3W1 Factory Service Manual
Contents
1. RESET ROTATION A ma mm L 4 IR Fic 15 SCHEMATIC DtAGRAM BELOW SERIAL No 2303 066 NG 62096 ORANGE RI 5 we m 5 l 9 MOTOR STARTING SWITCHES INCLUDED L ROTATION l IM SELECTION SWITCH ASSEMBLIES t 1 i 2222 ah em Fic 16 SCHEMATIC DiAGRAM SERIAL No 2303 To 16646 PARTS LIST Item Part No Description Item Part No Description Item Part No Description Ml 505013 Motor Assembly M6 505173 Lamps Mazda 55 Sl Se Coin Switch M2 10242 Lamps Mazda 51 M7 505082 5c Solenoid Coil S2 504017 10 Coin Switch M8 505082 10 Solenoid Coil S3 25c Coin Switch M3 505109 Contact Wiper Arm 54 505090 Carry over Switch M3 505217 Contact Wiper Arm M9 505082 25c Solenoid Coil SS 505101 Latch Bar Setting Switch Used only with Wall M10 505070 Brush Assembly S6 504140 Credit Switch O Matic Relay RY 57 505 108 Selector Switch Bottom see Figure 15 M11 504045 Contact Assembly S8 505107 Selector Switch Top M4 505103 Selector Plate Assembly RI 81126 100 Ohm Res 5 Watt S9 505190 Three Circuit Switch M3 13398 Terminal Strip RY1 250996 Relay T1 50 10 12 Lighting Transformer Wired Wall O Matic Type 3W 1 eee 1 MOTOR STARTING SWITCHES MO 62098 INCLUDED IN SELECTION SWITCH ASSEMBLIES Fig 17 SCHEMATIC DiAGRAM ABOVE SERIAL No 16645 PARTS LIST Item Part No Description Item Part No Description MI 505013 Motor Assembly MIO 505070 B2. K V X 21 FIG 9 PATH OF 5c SIZE BRASS ZINC OR COPPER SLUGS 5c size slugs of brass copper or zinc all have slowed down in the magnetic field this will cause electrical resistance much lower than the alloy of all such spurious coins to strike the anvil too low which nickels are made and as a result will be or miss it entirely and thus be rejected 5 10 25 SLUG REJECTOR REGULAR PERIODIC INSPECTION AND CLEANING The continued successful operation of the slug rejector depends on the precise speed with which coins move thru the magnetic fields Anything that retards the free movement of coins thru the runways as well as improper leveling are condi tions that must be corrected before any change in adjustments is made If careful inspection in dicates that further readjustment is required we recommend that Pages 20 to 29 be studied Common forms of dirt can be classified as dust and particles which can be removed with a brush metal chips which can be removed by wip ing with a clean cloth sticky syrups that are readily dissolved with alcohol and oily grime which is removable with carbon tetrachloride The following four views illustrate recom mended procedures in servicing dirty units A 25 ROTARY B 5c SIZING GAUGE C SCAVENGER LEVER MUST MOVE FREELY BY THEIR OWN WEIGHT CLEAN INDICATED AREA USING CLOTH SATURATED WITH ALCOHOL OR CARBONTETRACHLORIDE _ AS REQUIRED C
3. 905281 10242 905109 905103 13398 905173 505082 905082 905082 905070 904045 5 52 x 7 8 E qe M7 d MIO M12 Si RESET WALL O MATIC 100 TYPE 3W1 D Page Item 12051 11 12052 2 5 12054 1 31 12055 1 M PARTS LIST Part Name Housing Complete Name Plate Instruction Window Slug Rejector Back Plate Assembly Coin Switch Motor Assembly The Parts Lists for 3W1 pages 12051 to 12055 apply to the 3W1 D except as follows Part No 905346 905347 905345 505302 905340 905343 905281 eee N MOTOR STARTING SWITCHES e M ROTATION Figure 2 Schematic Diagram Part Name Motor Assembly Lamps Mazda No 51 Contact Wiper Arm Selector Plate Assembly Terminal Strip Lamps Mazda No 55 10g Solenoid Coil Solenoid Coil 254 Solenoid Coil Brush Assembly Contact Assembly PARTS LIST Item M12 Part No 81126 905343 905220 904140 205108 905107 905190 901012 INCLUDED IN SELECTION SWITCH ASSEMBLIES Part Name Nickel Diverter 100 Ohm Resistor 5 Watt 5 9 Coin Switch 10e Coin Switch 254 Coin Switch Latch Bar Setting Switch Assembly Credit Switch Selector Switch Bottom Selector Switch Top Three Circuit Switch Power Transformer J 10 25c SLUG REJECTOR THEORY OF OPERATION When a piece of metal that is an electrical conductor is passed through a magnetic field a small voltage is generated wit
4. REJECTED FIG 6 PATH 0c SIZE COPPER SLUGS 10c size slugs of copper follow the path of the The copper slug as a result drops off the rail dime to the magnet where it is retarded more than onto the copper deflector gauge Item F with its a dime due to the higher conductivity of copper center of gravity to the left 9 10 25 SLUG REJECTOR THESE SLUGS MUST STRIKE THIS GAUGE TO BE REJECTED FIG 7 PATH OF 0c SIZE LEAD ZINC BRASS OR GERMAN SILVER SLUGS 10c size slugs of brass lead zinc or German having a higher electrical resistance will leave the silver also pass the magnet Itm I via the route rail Item W at a higher rate of speed and strike of a good 10c coin here again the spurious coins the brass deflector Item E 5 10 25 SLUG REJECTOR FIG 8 PATH OF 5c COIN The 5c coin will pass through the 25c rotary gauge and engage the 5c undersize gauge lever Item K If the coin is of the correct diameter lever K will turn slightly on its pivot and with draw undersize gauge wire Item V from the path of the coin to permit it to drop on the rail Item X The genuine 5c coin having an un usually high resistance will roll down rail X at a high rate of speed striking the anvil Item Z from which it will rebound with enough force to clear the barrier stud Item Z1 Thus it is shown that 5c coins are tested for hardness as well as electrical resistance 9 10 25c SLUG REJECTOR
5. corrected by loosening screws z tilted to bring bubble a in correct position and holding screws z tightened The scavenger mechanism must make a full stroke when operated from the outside button to clear certain magnetic coins and slugs Maximum allowable gap at point w must not exceed 1 32 inch When the scavenger button is pushed in as far as it will go approximately 1 8 inch remains protruding at the end of the stroke Corrective adjustments having been made check operation of mechanism by inserting several coins one at a time
6. credits INSTRUCTIONS the Select O Matic cable plug Seeburg Part No 12015 is soldered to the end of the cable Solder the blue wire to No 1 the orange wire to No 2 and the green wire to No 3 of the plug The plug fits into a 3 conductor socket in the Selection Receiver The plug and cable may be connected to from one to six wired Wall O Matics The 3 conductor socket in the selection receiver will supply power for up to 6 Wall O Matics If more than 6 are connected to the circuit the transformer supplying power to the circuit may be burned out If the installa tion requires more than 6 Wall O Matics an auxiliary power supply must be used for each additional circuit The terminal strip in the Wall O Matic is color coded in the same colors as the cable Solder one lug to each of the cable wires six soldering lugs are furnished with each Wall O Matic Connect the blue wire of the Wired Wall O Matic Type 3W 1 cable to the blue of the terminal strip the orange wire to the orange of the terminal strip ground and the green wire to the green of the terminal strip When the Wall O Matic is used as the junction to two cables two conductors will be on each terminal The cash box can be removed from the right side of the Wall C Matic and is acces sible only with the case removed The slug cejector is mounted on the coin drop slot To remove the slug rejector for cleaning or service lift up the drop slot casting sl
7. rest position the selector buttons are released to their normal posi tions the motor starting switches are opened and the motor comes to a stop with the Wall O Matic in position for another selection to be made The motor switch referred to above and shown in Figure 4 is a snap action switch in Wall O Matics below serial number 16646 The latch bar setting switches used in these Wall O Matics is a 2 blade spring leaf switch In Wall O Matics above serial number 16645 the snap action switch is replaced by the addition of another blade on the latch bar setting switch making it a 3 blade switch and a Motor Carry over Segment on the selector plate as shown in Figure 1 The operation of the Wall O Matics with the motor carry over segment differs only in that the motor switch opens before the rest position is attained by the cam and contact arm and the motor operation is maintained through the circuit formed by the Wired Wall O Matic Type 3W 1 segment and the contact arm The arm leaves the segment when the rest position is at tained so if no credits remain on the credit switch assembly the motor stops in that position OPERATION OF CREDIT ASSEMBLY The credit assembly shown in Figure 5 includes six snap action switches The six switches are equally spaced around a credit switch which is keyed to a gear The gear and switch are turned by the Wall O Matic motor one sixth turn each time a selection is made The snap action
8. switches are there fore advanced one position the distance between them for each selection made 25c 9 SOLENOID GEAR SNAP ACTION SWITCH RESET BRACKET SMAP ACTION M suu DIRECTION OF ROTATION ad Fic 5 CREDI T SOLENOID 8 SWITCH ASSEMBLY reset bracket is mounted on the credit assembly frame Each time a selection is made the credit switch advances one position and one of the snap action switches moves past the bracket When a snap action switch that has been turned on by a credit sole noid passes the bracket it is engaged by the bracket and reset to the off position A 5c solenoid is mounted so its plunger turns on a snap action switch which is one position from the reset bracket Because the switch will be reset and turned off with one operation of the Wall O Matic one credit is set up when a oc coin is deposited A 10 solenoid turns on the snap action switch which is two positions from the reset bracket allowing two selections to be made before the switch is reset A 25c solenoid is six positions from the reset bracket and will turn on the snap action switch which permits six selections to be made before it is reset Electrical connection to the credit switch is made to ground through the shaft on which tlie switch turns and through a col lector ring and contact MAINTENANCE AND SERVICE CLEANING The slug rejector sh
9. AUTION PERMANENT MAGNETS ARE WEAKENED 8Y REPEATED CONTACT WITH MAGNETIC METALS DO NOT PLAY WITH MAGNETS 5 10 25 SLUG REJECTOR CAUTION Do not use highly inflammable solvents inas mechanism Cleaning operations should be con much as there is an ever present danger of get ducted in well ventilated surroundings Avoid ting burned severely as well as damaging the prolonged inhaling of fumes from any solvent APPLY PULVERIZED MICA LUBRICANT WITH FINGER TIP TO INDICATED AREA USE NO OTHER LUBRICANT Lg 5 5 10 25 SLUG REJECTOR When cleaning and adjusting do not use sharp tools or abrasives of any kind because incorrect operation of the unit may result It is recommended that screw drivers with properly ground bits be used to avoid burring RG 2 HON screw heads If it becomes necessary to remove screws be sure to replace them in their respective holes together with all washers as originally as sembled because a protruding screw end may block a coin path x 2 5 10 25 SLUG REJECTOR LEVELING AND SCAVENGER OPERATION When the phonograph is in position edge is perpendicular and at right angle to level in square If not loosen points y and tilt entire slug rejector assembly to level point as indicated in square level b Tighten points y securely If slug rejector level does not agree it should be
10. CH REDIT PROGRAM OLENOID LIGHT CONTACTOR LATCH BAR A FL MR ADJUST ING SWITCH SCREW SELECTOR SELECTION SWITCH BUTTON One of the functions of the motor is to turn the contact arm so it grounds the contacts on the selector plate It is at tached to the same shaft on which the cam is mounted and turns with the cam from the rest position to the credit position through the pulsing position back to the rest position In the rest and credit positions the end of the contact arm is between the first and last contacts on the plate During rotation of the cam from the credit position to the rest position the arm is in contact with and grounds momentarily and successively each of the contacts on the plate If a single credit is established by de positing a nickel at the beginning of the operating cycle the credit switch will open and break the circuit through the motor starting switches before completion of the cam rotation to the rest position Motor operation will be maintained by the circuit through the motor switch until the switch is opened by the cam as the rest position is attained If more than a single credit is established by depositing adime or a quarter at the beginning of the operating cycle the credit switch will still be closed when the cam reaches the rest position and the motor circuit will again be closed through the latch bar setting switch until the credit position is attained As the cam passes through the
11. GS 25c size slugs of brass lead zinc or German which they leave the rail to a point where they silver have a higher electrical resistance than a strike the brass deflector wiper blade Item N quarter and as a result go through the magnetic and are deflected to the left of the copper gauge field at a greater speed This raises the angle in Item D 5 10 25 SLUG REJECTOR DIMES STRIKE THIS GAUGE IF REJECTED MOVE IN F l DIMES SHOULD NOT PN STRIKE THIS GAUGE 2 C FIG 5 PATH OF 10 COIN As a 10c size coin enters the slug rejector it passes through the 25c rotary gauge and to the left of the 5c undersize gauge wire Item V oversize 10c slugs stop here At the bottom edge of the scavenger gate Item O the dime is deflected through an opening in the frame plate of the unit and is deposited on the 10c rail Item W which is mounted on the bottom edge of the 10c scavenger gate undersize slugs are rejected here if the coin is of the correct size it rolls down the 10c rail Item W passing through the field of magnet Item I where its speed is re tarded enough to prevent it from striking brass deflector Item E and will land on copper de flector Item F with its center of gravity to the right 9 10 25c SLUG REJECTOR pm a a E EE E EE uo ne TE COPPER SLUGS STRIKE THIS GAUGE IF ACCEPTED MOVE GAUGE OUT iF MOVED TOO FAR OUT DIMES WILL BE
12. NT Item Part No Description 505024 Drop Slot Back 2 505 18 Instruction Window 3 505119 Window Backing 4 505203 Drop Slot Front 5 505177 Slug Rejector 6 71464 8 32 x 1 BH Machine Screw 7 72237 Flat Washer 8 504064 Guide Bracket Assembly 9 71464 8 32 x 1 B H Machine Screw 10 504066 Ejector amp Stud Assembly E 504068 Ejector Arm Roller 12 522021 C Washer I3 504069 Push Button lu 71081 8 32 x 7 16 R H Machine Screw 15 73082 Lock Washer item Part No ow 4 10 n 12 13 14 505206 505026 505201 79029 505097 505100 505207 505171 505025 505202 505091 505098 505208 505099 505183 10242 Wired Wall O Matic Type 3W 1 5 Oj sesin BELECTIONS niger iW FiG 20 PROGRAM HOLDER ASSEMBLY Description Program Holder Assembly complete Program Leaf Handle Program Leaf Handle Rivet 088 x 5 32 Number Strip GI to GIO Number Strip Ki to KIO Program Holder Leaf K amp G complete Classification Labels Program Leaf Handle Long Program Leaf Handle Long Number Strip Al to AIO Number Strip Hi to HIO Program Holder Leaf H 4 A complete Number Strip JI to J10 Program Light Shield 851 Lamp tem 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 Part No 505017 505096 70149 505144 505143 505115 505 199 505146 72246 505209 505093 505092 505210 505095 505094 Descript
13. PER BLADE MOVE ADJUSTMENT UP QUARTERS STRIKE THIS GAUGE IF MOVED TOO FAR OUT QUARTERS WILL BE REJECTED FIG 2 PATH OF 25c COIN Fig 2 shows the path of a genuine 25 cent coin The coin first drops in the arms of the rotary sizing gauge Item L which turns under the weight of a good coin and deposits it upon in clined rail Item T As the coin rolls down the rail past the 25c magnet Item G its speed is checked by generated currents and it leaves the rail at an angle that will permit it to miss the brass deflector wiper blade Item N and land with its center of gravity to the right of the copper deflector Item D thus it is accepted 5 10 25c SLUG REJECTOR COPPER SLUGS STRIKE THIS GAUGE IF ACCEPTED MOVE THIS GAUGE OUT IF MOVED TOO FAR OUT QUARTERS WILL BE REJECTED FIG 3 PATH OF 25c SIZE COPPER SLUGS A 25c size slug of copper follows the same generated The copper slug will drop almost path as the quarter until it reaches the magnet straight down at the end of the rail and strike Item G Since copper is a very good electrical the copper deflector Item D with its center of conductor currents of a rather high order are gravity to the left 5 10 25c SLUG REJECTOR Dy MER IF ANY OF THESE SLUGS ARE ACCEPTED MOVE ADJUSTMENT DOWN IF MOVED TOO FAR DOWN QUARTERS WILL BE REJECTED D FIG 4 PATH OF 25c SIZE BRASS LEAD ZINC OR GERMAN SILVER SLU
14. SERVICE MANUAL RD EEBURG Walko Matie 3W atto matic 3W 1 THE SEEBURG SALES CORPORATION Chicago 22 Illinois SEEBURG WALL O MATIC TYPE 3W 1 The Wall O Matic Type 3W 1 is a unit of the SEEBURG WIRED REMOTE CONTROL SYSTEM for making selections from a point removed from the Select O Matic It works in conjunction with the Selection Receiver in the Select O Matic to control INSTALLATION To mount the Wall O Matic first unlock it and remove the cover There are three holes in the back plate for mounting The upper two are slotted for fitting over screws already set in the wall at the proper points The lower hole is for rigid mounting by means of a screw after the Wall O Matic has been hung in place If the mounting place on the wall is uneven the Wall O Matic mounting plate should be shimmed with cardboard or wood before tightening the three mounting screws Tightening these screws on an uneven wall will bend the mounting plate may seriously effect the operation of the Wall O Matic and will cause the cover and lock to bind After the Wall O Matics are mounted in their respective locations the cabling can be installed Use inter connecting cable Seeburg Part No 12001 which can be pur chased in lengths to suit requirements At the Select O Matic Mechanism and effect the desired selection for the coin deposited 9 10 and 25c coins may be deposited estab lishing respectively 1 2 or 6 selection
15. TACT ARM POSITION WITH MOTOR CARRY OVER SEGMENT Fic 11 LATCH BAR ADJUSTMENT The selection switches have three condi tions of operation corresponding tothe three positions of the cam shown in Figure 3 and 4 and are operated by the cam through mechani cal linkage In the rest position the switch latch bars are held against the pressure of the latch bar springs sothe selector buttons are free to move inand out and will not stay in the pressed in position In the credit position the bars are released to a position which permits a selection switch when pressed to latch in the operated position but if another switch is operated the first will be released In the pulsing position the latch bars are fully released so the selection switches are locked in either the normal or pressed positions The adjustment for the latch bar operation is made with two screws one for each selection switch assembly at the right of the assemblies see Figures 4 and 12 SELECTION SWITCH ASSEMBLIES Wired Wall O Matic Type 3W 1 ADJUSTING SCREWS LATCH BAR SPRINGS Place the cam in the Credit Position Figure 3 Turn the adjusting screws until the se lection switch shafts strike the latch bars but do not latch in the pressed in position Back out the screws 1 2 to 3 4 turn Check for positive locking of the switches when the cam is in the Pulsing Position Check for full release and free in and out movement of the switch
16. X 2 Adjust the switch actuating cams to be tilted approximately as shown and over lap the blade approximately 3 32 3 Bend long blade at this point for 4 to 5 grams tension toward cam as measured at switch contact point 4 Bend short blade at this point so it moves approximately 1 64 when coin is slowly released from slug rejector Note It is important that the ENDS of the bracer blades support the short contact blades as shown in Figure 6b CORRECT CORRECT WRONG FIG 68 COIN SWITCH ADJUSTMENTS MOTOR SWITCH AND LATCH BAR SETTING SWITCH Adjustment of the Snap action Motor Switch used in Type 3W 1 Wall O Matics below serial number 16646 is made by positioning the switch assembly so the switch is open in the Rest and Credit Positions and closes in the Pulsing Position as shown in Figure 7 The switch is moved by loosening the two bracket mounting screws and sliding it up or down as required ADJUST LATCH BAR Ea SWITC OPEN 1 32 REST POSITION Fic 7 MOTOR 8 LATCH BAR SETTING SWITCHES The Latch Bar Setting Switch is adjusted by bending the switch blades AFTER the Motor Switch adjustment has been made and checked Wired Wall O Matic Type 38 1 LATCH BAR SETTING SWITCH Adjustment of the Latch Bar Setting Switch used in Type 3W 1 Wall O Matics above serial number 16645 with motor carry over segment shown in Figure 11 is made as shown in Figure 8 CREDIT POSITION a Cam in cr
17. ay for either a dime or two nickels The difference between the 3W1 D and the 3W1 is in the information on the coin instruction window and the name plate below the program leaves in the slug rejector nickel coin switch and the connections to the coin switches and the credit assembly All of the service manual data for the Type 3W1 pages 12041 to 12055 applies equally well to the 3W1 D except the description of the operation of the credit assembly the diagram on page 12050 and some of the parts lists The coin instruction window reads 3 plays Quarter 1 play dime or 2 nickel s The name plate below the program leaves is the same in both types except for the type number of the respective unit The operation of the credit assembly of the Type 3W1 as discussed on page 12045 details operation for 5 10 and 25 cent coins for respectively 1 2 and 6 selections The credit assembly of the 3W1 D uses a different position for the reset bracket the credit solenoid in the credit posi tion is connected to and operated by the 25 cent coin switch the credit solenoid in the l credit position is connected to and operated by the dime and nickel coin switch The S cent solenoid is not used It is not connected to a coin switch and has both connecting leads grounded The connec tions of the solenoids and coin switches are detailed in the complete diagram on page 12058 The slug rejector is designed to accept quarters dimes and nick
18. ed for the various types and can be obtained under Seeburg Part Nos as follows TYPE CONDUIT SEEBURG PART NO 500 Wiremold 14083 1900 Wiremold 14084 1 2 Metal Tubing 14085 A hole cover Seeburg Part No 14082 is available for closing the cable entry hole in the case if concealed wiring and the knock out hole in the mounting plate is used for entry of the cables Bar Bracket Assembly Seeburg Part No 500185 is available for rigidly mounting the Wall O Matic on bars counters and tables The Wall O Matic has been thoroughly tested before leaving the factory Unless damaged in shipment no adjustments should be necessary OPERATION The 3W 1 Wall O Matic operates at 25 volts AC 60 cycles The power is supplied by the Selection Receiver or an auxiliary power supply in the Select O Matic through a 3 wire cable Two of the three wires carry power to the lights and motor of the Vall O Matic The other wire and one of the power circuit wires comprise a selection circuit to control the operation of the Selectaon Receiver Operation of the remote control system requires intermittant pulsing of the 2050 tube which is a part of the Selection Receiver in the Select O Matic This is accomplished by the Wall O Matic when the grounded rotating switch blade contact arm passes over contacts which are connected to the tube through the selection switches and the 3 wire cable Each time the switch blade passes over a connected c
19. edit position Check Check PULSING POSITION REST POSITION Blade 2 and 3 Motor carry over switch closed approx oz pressure b Bias fibre lifton Blade 2 against lever 1 1 4 02 c Adjust Blade 1 for 1 04 gap d Adjust Blade 3 for 1 32 gap Fic 8 LATCR BAR SETTING SWITCH CONTACT ARM POSITION 1 Turn the motor manually until the latch bar lever drops tothe credit step of the cam then reverse the direction until the point of the lever is against the verti cal part of the cam as shown in Figure 3 Fic 9 CONTACT ARM POSITION 2a Type 3W 1 without motor carry over seg ment see Figure 11 Set the Contact Arm on the shaft so the contact at the tip of the blade is ap proximately 1 4 from the first contact as shown in Figure 9 and the lower part of the hub is spaced approximately 1 8 from the surface of the selector plate as shown in Figure 10 Blade 1 and 2 Latch Bar setting Switch closed approx 1 1 4 oz SELECTOR PLATE APPROX 1 8 CONTACT PRESSURE 1 3 4 TO 2 3 4 02 Fic 10 CONTACT ARM 2b Type 3W 1 with motor carry over segment see Figure 11 Set the Contact Arm on the shaft so the edge of the blade forms a V with the edge of the motor carry over segment as Shown in Figure ll and the lower part of the hub is spaced approximately 1 8 from the surface of the selector plate as shown in Figure 10 Zn WITH EDGES OF ARM AND SEGMENT CON
20. eld Upper Shield Lower Button Lighting Plate Assem 6 32 x 1 4 H Machine Screw Brush Assembly Tyee Socket 08193 55 Lamp 505173 Coin Box Assembly Three Circuit Switch Carry over Sw amp Bracket Assem Used below Ser 16646 Latch Bar Setting Switch 55 Mazda Lamp Lamp Socket Assembly Coin Switch Lock Pawl Upper Lower Lock Bar Assembly C Washer Item Part No NOON FWD OU CB N Wired Wall O Matic Type 3W 1 FIG 22 MOTOR 5050 13 400161 505065 73089 70003 505178 504164 H20065 504 142 504 140 505 155 504150 505083 505086 505082 504 148 7 3082 74106 70001 505 103 505109 505 197 505068 505070 CREDIT amp CONTACT ASSEMBLY Description Motor Assembly Spring Latch Bar amp Sw Op Lever Assem 81210 Shakeproof Lock Washer 10 32 Hex Nut Shoulder Screw Gear Bracket amp Shaft Assembly C Washer Spring Credit Switch Plate amp Stud Assembly Re set Bracket Solenoid Plunger Assembly Bushing Solenoid Coil Assembly Coll Mtg Plate Upper Shakep roof Solder Lug Hex Nut Selector Plate Assembly Contact Wiper Arm Assem Carry over Segment Bearing 4 Mtg Bracket Assem Brush Assembly WALL O MATIC 100 Type 3W1 D The Wall O Matic 100 Type 3W1 D is the same in general appearance and size as the Type 3Wl The operation is the same except that the 3W1 D is arranged for three plays for a 25 cent coin and one pl
21. els Each quarter and dime operates respectively a quarter and dime coin switch but only alternate nickels operate the associated nickel coin switch This is accomplished with a nickel diverter that is incorporated in the slug rejector The operation Dec of the diverter and the paths of the nickels are shown in Figure 1 where it can be seen that the first of two coins is diverted from the coin switch The coin passes into the cash box but tilts the diverter so the second nickel operates the coin switch as it drops from the rejector In this manner the 5 cent coin switch will be closed only once for two nickels and because this switch and the dime switch are both connected to the credit solenoid in the l credit position a single credit will be set up for 10 cents whether it be a single 10 cent coin or two nickels Figure 1 Nickel Diverter a If the slug rejector without the nickel diverter As used in the Type 3 1 Wall O Matic is used in the Type 3W1 D Wall O Matic it is necessary that the path of the nickels through the rejector be obstructed so that the 5 cent coins will be rejected If this is not done a single credit will be established in the Credit amp Cancel Unit for each nickel that passes into the cash box b The coin switch assembly in the 3W1 and 3W1 D are similar but the actuator of the nickel coin switch is 5 32 shorter when associated with a slug rejector equiped with the nickel diverter Item Part No
22. es when the cam is in the Rest Position FiG 12 LATCH BAR ADJUSTMENT RELAY ADJUSTMENT The relay included in Type 3W 1 Wall O Matic below serial number 2303 interrupts the circuits paralleling the ladder circuit of the selection switch assembly with the lettered buttons The relay is energized only during the time the contact arm is on the shorting segment of the selector plate Ad justment of the relay is shown in Figure 13 p c COIL RESISTANCE 24 OHMS 1 Contacts normally open 2 All Contact gaps 1 32 3 AllContact pressures l oz 4 Armature gap 1 16 Fic 13 RELAY ADJUSTMENT 3 CIRCUIT SWITCH ADJUSTMENT E TCH OPERATING LEYEN All Contacts closed and no pressure of lever against switch when Contact is leaving shorting segment 5 Nw Contact begins to open when Contact rm has reached lst group Contact Contacts open 1 64 minimum when Contact rm is on 2nd group Contact FIGURE 14 Wired Wall O Matic Type 3W 1 DWG NC 62097 210 917 M p p 5 RY A TN GREEN ORANGE RI a es OL 6 r A pit ma C 251522 Fes si sa SE EE EJ EEIGJETESCI Li n D Ic Mi O a M 3 cp MIO xw Tiu WA POCO 3 1 t O me 1 a moo STARTING SWITCHES REWE 1 IN SELECTION SWITCH ASSEMBLIES
23. hin the metal The voltage thus generated short circuited within the body of the metal causes currents to flow in it These currents set up magnetic forces in opposition to the magnetic field The opposing fields tend to resist the force which drives the metal Since various metals have different degrees of electrical conduc tivity it is possible to detect one metal from another by noting the behavior of each in the magnetic field The speed of a metal coin rolling or falling through a magnetic field will be governed by the electrical conductivity of the metal This is the basic principle used in the detection of coins in the 5 10 25c slug rejector 5 19 25 SLUG REJECTOR NDS INC N 6 REJECT 5 RS ST LOUIS MODS HN H 4 23 515 m e E Ta n v 539 E e t a e Je aE 2 d c in Ek e w rad D EM 2 75 261 Meo p 1 FlG 9 10 25c SLUG REJECTOR LEVELING IT IS ABSOLUTELY NECESSARY THAT THE SLUG REJECTOR BE LEVEL The spirit level A is provided for indicating the position of the rejector SERVICE NOTES It is recommended that the magnets never be removed unless absolutely necessary If they are removed they should be handled with care and a soft iron keeper should be placed across the pole faces The 10c scavenger gate J has an adjusting sc
24. ightly and lift out the program holder assembly The slug rejector and the coin slot can then be lifted up and out of the Vall O Matic The slug return cup is located at the lower left side of the Wall O Matic The slug ejector button is in front of the coin drop slot If a coin is deposited in the Wall O Matic when the main switch at the Phonograph is turned off the coin will be lost and the customer cannot make a selection If a coin is deposited and a selection is made immedi ately after the main switch is turned on the tubes in the selection receiver will not be heated and the coin will be lost With the phonograph main switch turned on a credit light in the floor in front of the program holder of the Wall O Matic goes on immediately after a coin is deposited in the coin slot This light indicates that selections can be made Only one coin at a time should be deposited and selections made before an additional coin is inserted The credit light stays on only as long as there remain unspent credits for the value of the coin deposited Make one selection for a nickel two selections for a ten cent piece and six selections for a twenty five cent piece by pressing two buttons a lettered button and a numbered button for each selection The Wall O Matics are supplied with ter minal brackets for open wiring installations However various types of conduit may be used in making installations Terminal brackets are provid
25. ion Program Title Strip Retainer Number Strip FI to FIO Tinnerman Nut Spacer Short Leaf Hinge Rod Spacer Long Hinge Spring Hinge Spring 1 4 x 078 x 020 Flat Washer Program Holder Leaf B amp C complete Number Strip 61 to CIO Number Strip B to Program Holder Leaf D amp E complete Number Strip EI to EIO Number Strip DI to DIO Item Part No Wired Wall O Matic Type 3W 1 29 35 APPT 27 68 000 FIG 21 Description 0 OOM 03 G BACK PLATE tem o 4 C ont o C 505055 505062 501012 505113 505110 t4042 14031 81126 505050 501044 13398 74078 7 1466 14 104 7 1183 505 122 10242 505011 Back Plate Assembly i9 Program Holder Mtg Bracket Assem 20 Transformer Lock Pawl Assem Lock Shaft Disc amp Stud Assem Lock Assembly Lock Mtg Bracket 100 ohm 5 5 w Resistor Slug Return Chute Insulation A C Terminal Terminal Strip Spade Solder Lug 6 32 x 3 16 B H Machine Screw Bottom Hole Cover 6 32 x 1 8 B H Machine Screw Light Socket Assembly 51 Mazda Lamp Push Button 21 22 23 24 25 26 27 28 29 30 31 32 33 34 Part No 505184 505191 505172 71482 504045 505121 505 147 505190 505090 505101 505173 505066 504017 505040 505115 J 22021 Description Shi
26. ontact the tube is pulsed The step switch and relay assembly in the Selection Receiver operates from the 2050 tube and connects a selector coil and a Wired Wall O Matic Type 3W 1 MOTOR STARTING SWITCHES Iro BIAS SUPPLY SELECT 9 Licht CREDIT SWITCH AAR EERE jii Ts 7 4 DWG N0 62099 FIG 2 SIMPLIFIED SCHEMATIC 3W 1 group solenoid of the Solenoid Assembly so they will be energized This operation is dependent on the number of pulses and the intervals of time between them Two series of pulses are required a first series for the selection of a selector coil circuit and a second series for selection of a group solenoid The number of pulses in each series is determined by which Vall O Matic selec tion switches are pressed There will be from 2 to 21 in the first series and from 1 to 5 in the second series The rate of the pulses and the time interval between them is determined by the design of the Vall O Matic and the motor speed This interval between individual pulses in both series is approxi mately 1 25 second and an interval of approximately 1 5 second occurs between the last pulse of the first series and the first pulse of the second series A simplified circuit diagram of the connection of the selection circuit is shown in Figure 2 The operating cycle of the Wall O Matic involves the motor the selection switches end the control switches for the motor The
27. or bearings will reduce wear and friction to minimum Wired Wall O Matic Type 3W 1 The scavenger linkage ofthe slug rejector can be sparingly lubricated with 105 Lubriplate at wear and friction points but care should be taken so that it does not get into the coin track Oil should not be used The coin path of the rejector may be dusted with Motor Mica see Section 9000 of 2 Service Manual MOTOR The motor is designed to operate the Wall O Matic through a complete cycle in a little more than 2 seconds If the motor is slow the current impulses to the step relay in the Selection Receiver will be slow and cause erratic operation of the step switch assembly The motor can best be checked for speed by allowing it to operate steadily and counting the turns per minute of the contact arm Normal speed is 24 revolutions per min ute Acceptable speed limits are 21 to 26 rpm If the motor is slow check for binding or excessive friction If the motor runs slow when there are no binds it will have to be replaced COIN SWITCHES Adjustment of the coin switches 1s shown in Figure 6 if erratic operation of the switches prevails they should be cleaned with carbon tet or a contact burnisher and adjustments should be checked before resort ing to bending the blades Fic COIN SWITCH ADJUSTMENTS POINT X l Adjust levers to be parallel to lower edge of slug rejector when bearing against switch bracket at Point
28. ould be kept free of dirt and dust If a rejector has been work ing successfully and becomes erratic or fails to work at all the trouble can generally be attributed to dirt or to some stoppage in the coin track Cleaning only should correct the trouble Switch and relay contacts should be cleaned with a contact burnisher Do not use a file sandpaper or emery cloth The contacts on the selector disc should be cleaned with a cloth saturated with car bon tetrachloride Do not use emery cloth or sandpaper The contacts are silver plated brass To sand them or clean them with an abrasive will remove the plating and expose the brass The brass does not provide good contact and will require more frequent serv ice as well as cause erratic operation The contacts should not be lubricated The contact point on the contact arm should be cleaned with carbon tet It is not necessary to remove it from the shaft A piece of cloth saturated with carbon tet can be drawn under the contact point The selector switches and the motor gears should be kept free of dirt and dust by blowing out Do not use roach powders of any kind Most of the powders are highly corro sive and will soon cause failure of the switches If powders have been used the switches should be thoroughly cleaned LUBRICATION The motor gears should be lubricated with 105 Lubriplate Shaft bearings should be oiled with SAE 10 oil A drop or two of SAE 10 oil on the mot
29. r Wired Wall O Matic Type 3W 1 lever has been changed to a position which has moved t selector switch latch bars so the selector buttons when pressed will remain in the pressed position On each of the selection switch assemblies the letter switches and the number switches is a Motor Starting Switch The contacts of the motor starting switches are closed by a treadle bar which is actuated by a selection switch shaft when a selector button is pressed The two switches are connected in series in the motor circuit so that when a letter button and a number button are pressed the motor again starts The motor turns the cam so the latch bar lever drops from the credit step to the Pulsing Position as shown in Figure 3 In this position of the cam and lever the latch bars ere moved to a position which locks the selection switches in position pressed in or in normal position and the Motor Switch Figures 2 and 4 is closed This pulsing position prevails for almost a full turn of the cam As the cam approaches its rest position the latch bar lever is raised so the motor switch opens the latch bar setting switch closes and the latch bar lever moves the latch bars so the selector buttons are released to their normal positions o MOTOR MOTOR SWITCH d mmi 7 3 CIRCUIT SWITCH ME EU I EA LATCH BAR SETTING SWITCH SELECTOR PLATE COIN SWITCH ASSEMBLY CREDIT SWIT
30. re are three positions or conditions for each cycle which are associated with these a Rest Position in which no credits are established a Credit Position which is referred to the Wall O Matic after a credit is established but before the selection switches are pressed and a Pulsing Posi tion during which the motor operates and the contact arm revolves to ground the contacts on the selector plate In the Rest Position the selector Buttons are free to move in and out the Latch Bar Setting Switch shown in Figures 2 and 4 is closed and the Credit Switch is open When a coin is deposited to establish credit a coin switch is closed momentarily to energize a credit solenoid The credit solenoid in turn operates a plunger which closes one of six snap action switches on the credit switch assembly The closed credit switch completes 8 circuit to the credit indicating light and through the latch bar setting switch to the motor The credit light illuminates the Select escutcheon in front of and be low the program holder The motor operating through a train of gears turns a cam until the latch bar setting switch is caused to open by the latch bar lever dropping to the credit step of the cam These positions of the cam and lever are shown in Figure 3 T CREDIT REST POSITION CREDIT POSITION PULSING POSITION Fic 3 CAM POSITIONS In the Credit Position of the cam the motor is again at rest but the latch ba
31. rew M which is set to allow the gate to just close If the screw is not far enough in the gate will not close If the screw is too far in the rear scavenger gates O will be held open The 5c undersize gauge K must work freely at all times If any adjustment is made the unit should be tested with dimes as well as nickels since the undersize gauge wire V on this gauge also serves to deflect dimes into the proper path The rotary quarter sizer L has no adjust ment but should work freely at all times turning easily with the weight of the quarter The scavenger wiper blade N is effected by the adjustment of the deflector C for fast moving 25c size slugs It is important that this part move freely and returns to its normal tion after the scavenger is released Use no lubricants KEEP THE REJECTOR CLEAN AND LEVEL If it is necessary to dismantle the re jector for cleaning be sure to replace washers under the screw heads so the screws will not pro trude into the path of a coin Adjustments of the slug rejector are given in Figures 2 to 9 inclusive These illustrations also show the paths of coins and slugs through the rejector Before making any adjustments study the illustrations so the reason for the adjustment is fully understood Guess work and cut and try is seldom successful and usually results in unsatisfactory operation 9 10 25c SLUG REJECTOR IF QUARTERS STRIKE WI
32. rush Assembly M2 10242 Lamps Mazda 51 Mi I 504045 Contact Assembly M3 505109 Contact Wiper Arm RI 81126 100 Ohm Resistor 5 Watt M3 505217 Contact Wiper Arm RYI 250996 Relay Used only with Wall 51 5c Coin Switch 0 Matic Relay 32 504017 10 Coin Switch see Figure 15 S3 25c Coin Switch 505103 Selector Plate Assembly su 505090 Carry over Switch M5 13398 Terminal Strip S5 505220 Latch Bar Setting Switch 56 504140 Credit Switch M6 505173 Lamps Mazda 55 S7 505108 Selector Switch Bottom 7 505082 Solenoid Coil 88 505107 Selector Switch Top M8 505082 lOc Solenoid Coil 39 505190 Three Circuit Switch M9 505082 25c Solenoid Coil 501012 Lighting Transformer OC 4 OD Item Part No 505231 505229 505230 505175 7 1034 505 154 505204 70113 505153 505030 505174 504097 505160 Wired Wall O Matic Type 3W 1 Fic 18 HoUSLNG ASSEMBLY Description Housing Complete with 505230 Housing and all listed parts Housing only Chrome with holes for ring ltem 5 Housing only Chrome without holes for ring Item 5 Program Window Retainer Gasket 8 32 x 3 8 B H Machine Screw Window Retainer Strip amp Baffle Assem L H Drop Slot Guard Ring Speed Nut Window Retainer Strip amp Baffle Assem R H Program Window Program Glass Gasket Selection Window Name Plate Wired Wall O Matic Type 3W 1 QUARTER COINS 2 bcavs piwe IPLAY NICKEL Fic 19 COIN EQUIPME
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