Gottlieb stepper unit I can hear the player unit rotating in sink with the score motor. If not the entire unit, at least need any of the parts listed below. com shows the various EM pinball stepper units and explains how they work in this video. you can One stepper unit in the backbox is tagged #139 SPECIAL LITE-BOX. jpg 100K_after1. The Step Unit is used to coordinate the order in which the circuits are evaluated. Aug 11, 2024 · Gottlieb® coin unit steppers came in two types of variants: step up, reset and step up, step down. Sure Shot Bonus Unit (resized). Share this! Dec 6, 2022 · Thanks, the machine is 1962 Gottlieb 'Rack a Ball' , I need a stepper motor same as in the picture its the o - 9 unit has the bell fitted at one end, the main arm with nylon bush is worn, also need some of these sprung contacts (in picture)or the whole piece will do, also a scemetics for same game. Just got the parts to try and repair the Bonus Stepper Unit which had missing the wiper assembly and the gear/shaft. Its cable plug is tagged #139 SPECIAL DELAY. Some Bally machines used a "Name Unit" which is a Step-up/Reset stepper for tracking the bonus on games that involved spelling out a the letters of a word. Aug 11, 2024 · The small unit is the infamous, often cursed and never loved AS stepper on later Gottlieb® games. Missing teeth on small stepper By Silverstreak02 4 years ago. I would like to add that if the Player Stepper Unit stops between two contact dots on the unit or over-travels, it could cause scoring to go to the next player. Embedded video in the PinRepair. This is a pivot point that was factory lubed with white grease. Starting in 1975 with Fast Draw/Quick Draw the reset bank was replaced on multi-player games with Ax (reset control), Bx (last ball), and sometimes Cx/Dx relays and a Coin stepper unit. During balls 1-4 the Bonus Unit takes a step each time the Score Motor 4A switch closes. If you manually move the stepper during game play it will advance to player 2. ) Nov 11, 2014 · I'm after a stepper unit for my Gottlieb Space Orbit machine. ” I am new to the pinball hobby and I am restoring a 1959 Gottlieb "Sweet Sioux". ) here is what to try next. Advance 1 step, to Rivet #19, and/or the WHITE-BLACK wire Player Unit Theory of Operation The Gottlieb PLAYER UNIT is the master controller of the reset sequence and player-up, ball number sequence in many of. MY issue now is that the stepper unit only steps once after the ball drains. New Old Stock. Then the player unit will stop rotating but the score motor will click the player unit 4 more times but it just won't turn the 4 more times to get to player 1. Since the replay unit would not be used, I decided to transplant the coil from it to the hit unit. Top row of rivets, ball in play lights, bottom row of rivets, signals GO at 3 ball or 5 ball. Set the credit wheel to zero credits (shows zero credits through the backglass). Jun 11, 2019 · Trying to demystify the Gottlieb Player Unit tear down and faults. In this video I show why replacing a light bulb may not fix a light-out problem and where to look to remedy the situation, on a Gottlieb electro-mechanical pinball game “King Kool. It's always on player 1 ball one. Target Alpha Canada Dry Solar City Bank Shot Sure Shot maybe Sep 18, 2018 · In this video we're going to tear down, clean, rebuild and upgrade a 1967 gottlieb 0-9 unit. Our Spin Units look and work like a standard 2 coil stepper unit with no contact disk. Oct 2, 2023 · Gottlieb's Player Unit - Friend or Foe? (under construction) Not for the first time have we worked on the Player Unit. The unit will reset but sticks on one ball, number varies or it moves two balls ie: 1-3. This kit contains 5 replacement springs that commonly need changing. Tighten the screws. if the light stays on after reset , the domino advance unit is not resetting properly. Jan 6, 2017 · I'm after a handful of the Gottlieb stepper units like the ones used for Lucky number in the late 60s- 70s machines. I may have made a big mistake. May 2, 2023 · Having some issue with the mini-stepper unit for match in Gottlieb Sure Shot, I’ve cleaned it up and now all electrical connections are good, match will “match” as appropriate and so forth, but often does not advance, the plate that is activated by the relay, which has the small plastic teeth comes off center, misaligns, and no longer advances the stepper, if I put pressure on the front 0-9 Stepper Unit Gottlieb Hi Score Before an After There is one switch that controls free play on a Gottlieb game. Williams sometimes has the last wire (then connecting to transformer-common) - has screwed-on the wire onto the housing of a stepper --- all metal parts used as housing / used to mechanically step the unit --- all these metal parts are hooked-on at transformer-lug-common - part of the wiring. The top pic is the wiper side of the unit and the bottom pic is the business side of the unit (faces towards the front of the game). jpg 100K_after2. If a stepper unit does not reset, the score motor can continue to run (actually this can happen on games with score reels too), because the game cannot reset the stepper to the zero position. So while the stepper may be stepping freely now, I think that at least one of its switches is wonky. connect your alligator jumper from the blk-red 6v common to the ball count unit frame. The match numbers are rotated using this little stepper unit Gottlieb used. I have cleaned the contacts and switches on the stepper unit but it will still not advance. An easy to follow step by step procedure designed for beginners and experts. next move jumper off O relay switch and on to the wh-bl switch wire on the Find out everything about Surfer (Gottlieb, 1976) pinball machine; General game details, ratings and reviews, photos, videos, high scores, places to play and find machines currently for sale on our market place. Williams Ratchet and Cam – 3C Hopefully this will be useful for those with this style of Gottlieb ball count unit. . This is used most often for the match feature and occasionally as part of the circuit for spinner scoring. Jul 20, 2020 · How to clean and adjust your pinball electrical mechanical EM stepper motors. Sep 3, 2021 · When I sit there and study the score motor rotataing I can see the switches that are rotating the player unit. 80. Jackelshark summed it up rather well. When I started to put What does the stepper unit do, I thought this was the ball in play unit? it is of course it also has contacts to shut the gameplay off at game over (backside stacks). Our first picture shows the PU in the Game Over - Fourth Player Sep 17, 2024 · GOTTLIEB EM PINBALL STEPPER UNIT FREE SHIPPING. check if all ball count lights work and game over light works correctly in each step of the unit. It goes good until the rebuild. The one for the match is in the backbox, and it's socketed with jones plugs, so you can take it right out and work on it on a table. I discover the problem with the game is the "player stepper unit" so I take part of it apart and clean the armature. Advance 1 step, to Rivet #17, and/or the WHITE-BROWN wire 4. The ball comes out and can be played but the backbox doesn't lite as the next ball) So now the sequence of play is ball 1 plays regular, ball 2 &3 come out but backbox is blank, ball 4 is lit designating it as ball 2, ball 5 & 6 come out backbox is blank. Joined Jul 21 I suspect your issue is outside of the 0-9 unit. Advance 1 step, to Rivet #18, and/or the WHITE-ORANGE wire 5. The Spin A Card looks more like the newer EMI Gottlieb 10 point step up units--very small, maybe with just one coil. Card Trix Gottlieb, 1970; Sep 27, 2016 · The game is setup for free play and part of the replay stepper unit is missing too, preventing credits from being added. Bonus Unit Gear and Shaft: A-16154 Wiper: B-17378 Been informed that the parts are the same on the following games. I believe this is controlled by a stepper unit, which is hooked up with the 10,000 score reel to trip e Sep 22, 2016 · » Gottlieb stepper unit allen wrench size. The game has a feature which lights up lamps in the backglass when you pass scores of 100,000, 200,000 all the way up to 1,000,000. mech binding or dried lube might be the problem. I have been working on a ball stepper unit for a Gottlieb 2001. If you want to support us directly, check out our P Jul 21, 2011 · Gottlieb shoulder screw for EM stepper unit A-1058. does the step unit near the man on base interlocks have something to do with the runs scored? is the rivet disc shined clean and the step operation work correctly? what is the problem with the man on 3rd interlock? because of the baseball theme this machine is one of the most complex single players ive seen. Share this! Gottlieb 300 - 2 player issues By MurphyPeoples 10 years ago. jpg At the 15th position Make/Break switch in the red box should toggle. has the domino advance unit wiper 1964 Gottlieb Parts Catalog: Parts Catalog G Manufacturer: Gottlieb Date: 1964: 1966 Gottlieb Parts Catalog: Parts Catalog H Manufacturer: Gottlieb Date: 1966: 1967 Gottlieb Decagon Unit Supplement: Decagon Unit supplement Manufacturer: Gottlieb Date: 1967: 1968 Gottlieb Parts Catalog: Parts Catalog J Manufacturer: Gottlieb Date: 1968 reprint Apr 29, 2014 · i remember working on grand slam the replay version of this add a ball. On the stepper unit there will be a notched wheel with a pin sticking out. Aug 25, 2019 · How many points are awarded for each lit target is determined by how quickly the Bonus Unit stepper steps through positions 1-15. 10 Years. You have a circle set of contacts (which can either be "receivers" or "powered", depending on what role they play), and one or more conductive metal arms/fingers to again either send or receive voltage to/from a contact. One of the main problems with this unit has to do with adjustments. There is a set screw below the stepper relay that will adjust how much the unit travels in each step. the domino advance unit subtract or reset coil fires at the same time as the ball count unit subtract coil and playmeter without any additional switches. Got it put together and trying to get it to work. The game plays but will not advance to player 2 or ball 2. The playfield ball is what advances the vari-target, and a relay coil resets the vari-stepper back to the reset position. Apr 11, 2013 · In some cases, playfield lights, like bonus and other lights that may be out are the result of poor contact on the bonus stepper unit. or Dec 6, 2017 · A stepper unit looks complicated but the idea behind it is actually pretty simple. jpg Williams Stepper Unit Drive Arm NOS – 3B-7338 Gottlieb Decagon Score Reel – E-9173 – NOS Add to cart $ 8. Each time a unit steps, all of the arms Introducing Gottlieb's 1976 Surf Champ!We'll be working on the bonus stepper unit and more! Does anyone have a drawing with components listed for a Gottlieb Bonus Stepper, in this case for Sure Shot? I’m wondering if I’m missing a washer, bushing or something similar, when reset coil is activated, the large sheet metal screw shown in the picture below rotates a partial turn, after a few resets the screw is loose as is the associated hardware, wondering if root cause of a reset The main components of the circuit are a Step Unit, Simple and Interlock Relays, a Score Motor and switches. Just curious if these are being re-manufactured or will I need to target the original part. This pin should have opened two switches only when the credit wheel is at zero credits. 100K_before. It should have a tag on it that tells what it is. The one pictured here is another unit under the playfield for reference so you know what to look for. Thread starter ronsplooter; Start date Oct 11, 2020; ronsplooter Registered. Turn the power on. If the vari-target won't fully reset, most Gottlieb EM games will spin the score motor constantly until the reset is complete. I can't tell what unit that is in the picture, but it's a stepper unit. In the next part I show how the whole a Gottlieb® ”Small Step Switch” Spring Kit These were used in Gottlieb® games from the 1950's through the last Gottlieb® E/M. The first five positions of the stepper are all connected to light bulbs to indicate which player and ball is currently playing. Included in Listing:One (1) Gottlieb Multi-Player Stepper Control Unit Two (2) Lower Mounting Brackets with Cotter Pins One (1) Upper Mounting BracketCondition:Used, excellent working order and outstanding cosmetic condition. Front page Latest posts; Topics Topic activity (Topic ID: 169430) Gottlieb stepper unit allen wrench size By Otaku Nov 9, 2004 · Need a Bonus Stepper Unit for a Solar City. The Score Motor generates the pulses that drive the circuit. » Ball Stepper Unit. The coil from the hit unit still had one of the original metal sleeves and this was stuck inside the coil - it couldn't be 3. the interlocks I have a Gottlieb Mini Cycle '70 2 player game im restoring. Feb 15, 2011 · Third, I would like a photo of the stepper unit when you are at "game over" Finally, I would like a photo of the steper unit when you start a new game after playing a game. 00. The small circles represent contacts on the step unit and the double ended arrow shows both the current position of the step unit and which contacts are connected together in that position. To adjust where the wipers are, put the stepper in the full rest position. In this video I show how to adjust a mis-aligned stepper unit on a Gottlieb EM pinball machine "Target Pool" - the game was never moving off ball 1 and would Gottlieb Stepper Unit Shoulder Bolts (a Warning. Click on the thumbnail to see an exploded image of the step unit to ensure it matches the one in your game! Signature Part! PinRepair. Single players got just an Ax relay. next move the jumper off the frame and connect it to the br+wh switch wire on the O relay , check for lights. A great design by Gottlieb, it simplifies substantially the workings of a 4 player game. Feb 8, 2017 · Starting in 1975 with Fast Draw/Quick Draw the reset bank was replaced on multi-player games with Ax (reset control), Bx (last ball), and sometimes Cx/Dx relays and a Coin stepper unit. Three Interlock Relays are used to keep track of whether each base has a runner. The Bonus Unit seems to be doing nothing. ) On many Gottlieb stepper units (the backbox Credit unit and the bottom panel Coin unit), these units like to bind at the "shoulder bolt" pivot point for the step up/down arms. If a Gottlieb game, make sure the score motor "brake" switch (a single switch on the score motor that has *no* wires attached to it!) is hitting the metal rod as the score motor turns. Gottlieb Stepper Unit Shoulder Bolts (a Warning. It is compatible with Gottlieb four-player pinball machines from the mid-70’s. sparknuts2 (415) 100% positive; Seller's other items Seller's other items; Contact seller; US $40. Commonly used on AS, KS, and JS match unit stepper assemblies. I have replaced one coil and the springs. Front page Latest posts; Topics Topic activity (Topic ID: 287327) Ball Stepper Unit By CardTrix70 3 years ago. com/em pinball repair guide. To find out which one need to get the schematic and trace it down. In this video Seven walks through the process of cleaning a stepper unit in a 1952 Chicago Coin "Big Hit". Here are a couple pics of a Gottlieb 100K unit from a woodrail. Almost every Gottlieb EM with a reset bank has an "S" start relay (single and multi-player games. Mar 17, 2016 · the 6 domino light is the 14th or last step for the domino advance unit. To adjust the ball count unit. If it's buzzing at the unit sounds like you have a stuck coil which means you have a contact/ leaf switch out of adjustment thats causing it to stay on and that switch is probably located on a relay. They won't be going into pinballs and the coil actually needs to be changed to 12vDC. I cleaned the large "balls played" stepper unit, located in the backbox, and had to take the top of the stepper disk off because everything was all gummed up. These usually aren't so dirty (not like the continuous stepping 10K units!), but are often frozen/stuck. There is an extra stepper unit (the Delay Unit) mounted in the lower cabinet, separate from the motor board components, that makes the Extended Play process possible by acting as a ball count unit and triggering reset. Vari-targets are basically a mini stepper unit with only a reset coil. Th Gottlieb D-8755 AS Ratchet / Spindle - NOS. Aug 29, 2017 · Now it can step to all positions as it should when manually activated, but the game ends when the ball count unit reaches the 5th step. Loosen the three screws that hold the wiper board onto the step unit and rotate the wiper board so that the contact is directly over the 1st contact. However, while there, run a scotch brite pad over the buttons and verify the wipers are pretty well centered on a button at each step. On my phone, it looks like the disc may be cranked over to one extreme, so the wipers may not be centered. I have found that an "off center" finger alignment will work 90% of the time, but due to being "off center", the other 10% was really frustrating. gsxg towenc gmiiz sily qpyuv zrjr upxyz ezjbe dqjutwh lpvsmn