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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#1
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
My Baker-Linde forklift got a carby rebuild this evening and it now
idles However..the electronic throttle still isnt working. On this particular Linde forkllift (B30-PL)...hydrostatic drive...there is an electonic box that used to be bolted under the dash. I loaned the forklift to a guy, who kicked it off the firewall..and let rain fill it up. DOA This forklift doesnt have a gas pedal..it has a lever on the dash. You set it for the RPM you want..and then the "box" will pull a big solenoid (12vt) which pulls on the throttle linkage and no matter what load you put on or take off...it keeps it at that rpm. Cruise control so to speak. If you are running on the street and want to go faster...move the lever and it speeds up. Take your foot off the pedal (reverse, stop and forward)..three of them in the middle of the drivers position on the floorboard. I dont know how the box senses the RPM. I cant find a maint manual for this lift truck anywhere. Guy offered to sell me one for $300. That aint happening anything this year.... All I need is a wiring diagram of that part of the control system. A diagram of the inside of the box would be damned nice too..maybe I can repair the guts. Ive posted for this "box" in all the forklift forums..with only one response and the box he wanted to sell me for $450 was definately the wrong one. This is what my box looks like https://picasaweb.google.com/1040422...98932166676898 https://picasaweb.google.com/1040422...98933889507986 Other correspondence... http://www.forkliftaction.com/forum/...asp?trid=11621 Several years ago, I located one of these "boxes" in a forklift wrecking yard in IRRC..Georgia and they wanted $125 for it. Ive since lost all the data, all the communications records etc etc with the source. That stroke still plays hell with my memory now and then. I thought Id kept copies of our emails..but...cant find em anywhere. Damit!! Now does anyone have any suggestions? All that Im left with...is putting a gas pedal on the floor board..or a potentiometer to control that big solenoid. The gas pedal will be as handy as a third thumb as the 3 pedals are controlled with both feet..and using a potentiometer will be easier to control..but will be an utter bitch to use as it will be simply a hand controlled throttle that will have to be moved as often as a gas pedal. Ive got to move that cargo container this coming weekend, one way or another, and Ive got to move a ****load of machinery out of the way with this forklift, plus pull out a 22 ft motorhome with flat tires (some of them) and then put in that 5500 lbs cargo container with a 3000 lb forklift, with little help. Ive got pipe for rollers lined up...sigh..but having to jocky the throttle controls for this lift truck is simply going to be an additional pain in the ass. Any suggestions would be greatly! appreciated!! What value pot would I use to move a 12volt device from 0-12volts at about .5 amp? Brain lock. Where do I find a cheap self mounting throttle pedal and cable? Ive browsed all the places I could think of..and they have $200 and up stock car stuff..and I cant afford that. Im running out of time and I have to go to LA in the morning Gunner -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." |
#2
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
Your machine is using a complicated solution to a simple problem.
Every tractor I own has a throttle lever going through a governor to do the same thing. You're out of time, get a pot. Good luck moving your stuff. Karl |
#3
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
Karl Townsend fired this volley in
: Your machine is using a complicated solution to a simple problem. It's using cheaper electronics to do a more expensive mechanical solution. Why not just open up the 'box' and fix what's in there? I used to repair OMC marine throttle controls. Nothin' gets as messed up as salt water electronics. They can be fixed. Cleaning is the first step. Lloyd |
#4
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On Mon, 10 Jun 2013 05:53:39 -0500, "Lloyd E. Sponenburgh"
lloydspinsidemindspring.com wrote: Karl Townsend fired this volley in : Your machine is using a complicated solution to a simple problem. It's using cheaper electronics to do a more expensive mechanical solution. Why not just open up the 'box' and fix what's in there? I used to repair OMC marine throttle controls. Nothin' gets as messed up as salt water electronics. They can be fixed. Cleaning is the first step. Lloyd 1. its sealed 2. I dont know what or where all the wires go Thats why I need a diagram of the wiring or even the guts of the box Ill cut the ******* open with a hot knife if I had some circuit diagrams. And yeah..its German 3 pedals? reverse, stop and forward. they couldnt come up with a single pedal you push the top to go forward..the bottom to in reverse..and a brake? Lots of hydrostatic forklifts do just that..with a gas pedal Not the Germans...oh no...they were in one of their ****ed off modes when they sent this sumbitch to America -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." |
#5
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On 6/10/2013 8:14 AM, Gunner Asch wrote:
On Mon, 10 Jun 2013 05:53:39 -0500, "Lloyd E. Sponenburgh" lloydspinsidemindspring.com wrote: Karl Townsend fired this volley in : Your machine is using a complicated solution to a simple problem. It's using cheaper electronics to do a more expensive mechanical solution. Why not just open up the 'box' and fix what's in there? I used to repair OMC marine throttle controls. Nothin' gets as messed up as salt water electronics. They can be fixed. Cleaning is the first step. Lloyd 1. its sealed 2. I dont know what or where all the wires go Thats why I need a diagram of the wiring or even the guts of the box Ill cut the ******* open with a hot knife if I had some circuit diagrams. And yeah..its German 3 pedals? reverse, stop and forward. they couldnt come up with a single pedal you push the top to go forward..the bottom to in reverse..and a brake? Lots of hydrostatic forklifts do just that..with a gas pedal Not the Germans...oh no...they were in one of their ****ed off modes when they sent this sumbitch to America -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." Number and photograph what you see, open the thing---oh wait a sec, you said it was sealed! If that's the case, chances are it's the connections to the box that need repair. |
#6
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
Gunner Asch wrote:
My Baker-Linde forklift got a carby rebuild this evening and it now idles However..the electronic throttle still isnt working. On this particular Linde forkllift (B30-PL)...hydrostatic drive...there is an electonic box that used to be bolted under the dash. I loaned the forklift to a guy, who kicked it off the firewall..and let rain fill it up. DOA Well, the obvious low-cost solution is to get a Bowden wire throttle from an auto parts or lawn mower parts store. Running the typical gas engine at small throttle settings, it will pretty much self-regulate anyway, and you probably won't need to mess with the throttle all that much. I had an aftermarket cruise control I put on an '89 Corolla. I got it for about $25 on eBay. It had a magnet you strapped to a CV joint and a pickup coil you mounted nearby. This one was vacuum-operated, it had a control valve and a diaphragm that pulled on the throttle. You might be able to find one of these on eBay and adapt, even a suitable electromagnetic governor for a gen set or similar machine. It really isn't rocket science, so such a module should not be terribly expensive. Jon |
#7
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On Mon, 10 Jun 2013 11:43:34 -0400, Tom Gardner Mars@Tacks wrote:
On 6/10/2013 8:14 AM, Gunner Asch wrote: On Mon, 10 Jun 2013 05:53:39 -0500, "Lloyd E. Sponenburgh" lloydspinsidemindspring.com wrote: Karl Townsend fired this volley in : Your machine is using a complicated solution to a simple problem. It's using cheaper electronics to do a more expensive mechanical solution. Why not just open up the 'box' and fix what's in there? I used to repair OMC marine throttle controls. Nothin' gets as messed up as salt water electronics. They can be fixed. Cleaning is the first step. Lloyd 1. its sealed 2. I dont know what or where all the wires go Thats why I need a diagram of the wiring or even the guts of the box Ill cut the ******* open with a hot knife if I had some circuit diagrams. And yeah..its German 3 pedals? reverse, stop and forward. they couldnt come up with a single pedal you push the top to go forward..the bottom to in reverse..and a brake? Lots of hydrostatic forklifts do just that..with a gas pedal Not the Germans...oh no...they were in one of their ****ed off modes when they sent this sumbitch to America Number and photograph what you see, open the thing---oh wait a sec, you said it was sealed! If that's the case, chances are it's the connections to the box that need repair. Inside that box is a printed circuit board. There are some very small pots visible between the terminals. So there obviously is a PC board inside of that box..and with 4-5 tiny pots adjustable from outside the box.....(and no lable, markers..nada on any of them) The box is glued shut. Its not hermetically sealed, its not waterproof sealed..its simply glued shut Gunner -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." |
#8
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
Gunner Asch fired this volley in
: So there obviously is a PC board inside of that box..and with 4-5 tiny pots adjustable from outside the box.....(and no lable, markers..nada on any of them) The box is glued shut. Its not hermetically sealed, its not waterproof sealed..its simply glued shut There's an ancient Greek trick for that situation, dating back to about the 8th century, B.C.. It's called "writing". Label the ****ers and open it up. You don't -have- to have a schematic to fix a lot of stuff. If you know what the component is, you can test it, replace it, or substitute something else. You can be almost certain it's not a _computer_... just a simple tach-to- DC-servo mechanism. Mostly analog (if not all). Lloyd |
#9
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On Mon, 10 Jun 2013 11:41:10 -0500, Jon Elson
wrote: Gunner Asch wrote: My Baker-Linde forklift got a carby rebuild this evening and it now idles However..the electronic throttle still isnt working. On this particular Linde forkllift (B30-PL)...hydrostatic drive...there is an electonic box that used to be bolted under the dash. I loaned the forklift to a guy, who kicked it off the firewall..and let rain fill it up. DOA Well, the obvious low-cost solution is to get a Bowden wire throttle from an auto parts or lawn mower parts store. Running the typical gas engine at small throttle settings, it will pretty much self-regulate anyway, and you probably won't need to mess with the throttle all that much. I had an aftermarket cruise control I put on an '89 Corolla. I got it for about $25 on eBay. It had a magnet you strapped to a CV joint and a pickup coil you mounted nearby. This one was vacuum-operated, it had a control valve and a diaphragm that pulled on the throttle. You might be able to find one of these on eBay and adapt, even a suitable electromagnetic governor for a gen set or similar machine. It really isn't rocket science, so such a module should not be terribly expensive. Jon Ive looked the engine over..and I honestly cant find a place to put the sensor. And its a very very good idea! There is a VW industrial Jetta engine in there..and a very big! hydraulic pump with 4 belts running it directly from the engine. The fan is on the other end of course..and it too has no usable shaft area to strap anything to. Trust me..Ive looked and pondered and considered over and over again..and I cant see anyway to add an outboard cruise control. No CV joints anywhere, no drive shaft..nadda. There has to be some sensor of some sort on that engine for the existing box to work..but damned if I can figure it out without a diagram or manual. Gunner, on his way to LA -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." |
#10
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
Gunner Asch fired this volley in
: I've looked the engine over..and I honestly cant find a place to put the sensor. And its a very very good idea! There's a reliable tach sensor on EVERY points-n-condensor motor. The points. That's how all old-style tachs worked. Another simple solution is an inductive pickup coil around any single spark plug wire. LLoyd |
#11
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
Gunner Asch wrote:
Ive looked the engine over..and I honestly cant find a place to put the sensor. And its a very very good idea! Electric ignition? You can tap a reed relay across the points, like the old electromechanical tachometers from the '60s. The coil of the reed relay goes across the points, possibly with a series resistor to protect it from the voltage spikes. The contacts are then connected to the speed controller. There is a VW industrial Jetta engine in there..and a very big! hydraulic pump with 4 belts running it directly from the engine. The fan is on the other end of course..and it too has no usable shaft area to strap anything to. Trust me..Ive looked and pondered and considered over and over again..and I cant see anyway to add an outboard cruise control. No CV joints anywhere, no drive shaft..nadda. There has to be some sensor of some sort on that engine for the existing box to work..but damned if I can figure it out without a diagram or manual. Belts? Glue a magnet to the inner side of the pulley, the pickup can be positioned where it needs to go. Or even, drill a hole in the valve covers, and rig a Hall sensor to detect the movement of the rocker arms. Jon |
#12
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On 6/10/2013 12:56 PM, Gunner Asch wrote:
On Mon, 10 Jun 2013 11:43:34 -0400, Tom Gardner Mars@Tacks wrote: On 6/10/2013 8:14 AM, Gunner Asch wrote: On Mon, 10 Jun 2013 05:53:39 -0500, "Lloyd E. Sponenburgh" lloydspinsidemindspring.com wrote: Karl Townsend fired this volley in : Your machine is using a complicated solution to a simple problem. It's using cheaper electronics to do a more expensive mechanical solution. Why not just open up the 'box' and fix what's in there? I used to repair OMC marine throttle controls. Nothin' gets as messed up as salt water electronics. They can be fixed. Cleaning is the first step. Lloyd 1. its sealed 2. I dont know what or where all the wires go Thats why I need a diagram of the wiring or even the guts of the box Ill cut the ******* open with a hot knife if I had some circuit diagrams. And yeah..its German 3 pedals? reverse, stop and forward. they couldnt come up with a single pedal you push the top to go forward..the bottom to in reverse..and a brake? Lots of hydrostatic forklifts do just that..with a gas pedal Not the Germans...oh no...they were in one of their ****ed off modes when they sent this sumbitch to America Number and photograph what you see, open the thing---oh wait a sec, you said it was sealed! If that's the case, chances are it's the connections to the box that need repair. Inside that box is a printed circuit board. There are some very small pots visible between the terminals. So there obviously is a PC board inside of that box..and with 4-5 tiny pots adjustable from outside the box.....(and no lable, markers..nada on any of them) The box is glued shut. Its not hermetically sealed, its not waterproof sealed..its simply glued shut Gunner -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." Well, it SHOULD have been potted! You're ****ed dude. |
#13
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On 6/10/2013 8:15 PM, Tom Gardner wrote:
On 6/10/2013 12:56 PM, Gunner Asch wrote: .... The box is glued shut. Its not hermetically sealed, its not waterproof sealed..its simply glued shut .... Well, it SHOULD have been potted! You're ****ed dude. Have old JLG 40H manlift -- the boom/drive controls are a proportional black-box circuit board that _is_ potted entirely and they still occasionally fail--nothing to do but OEM replacements realistically...but, they lasted 30 yr or thereabouts before started to do so... -- |
#14
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Forklift is running...kinda sorta
On 6/10/2013 2:29 AM, Gunner Asch wrote:
My Baker-Linde forklift got a carby rebuild this evening and it now idles Got an idea yet? |
#15
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On Tue, 11 Jun 2013 23:44:37 -0400, Tom Gardner Mars@Tacks wrote:
On 6/10/2013 2:29 AM, Gunner Asch wrote: My Baker-Linde forklift got a carby rebuild this evening and it now idles Got an idea yet? I picked up a 5 watt 0-75 ohm pot this week and will be installing it here as soon as I wake up. Got in at 3:30am and crashed hard in my beddyby Ill let yall know if it works. -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." |
#16
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On Sat, 15 Jun 2013 12:59:55 -0700, Gunner Asch
wrote: On Tue, 11 Jun 2013 23:44:37 -0400, Tom Gardner Mars@Tacks wrote: On 6/10/2013 2:29 AM, Gunner Asch wrote: My Baker-Linde forklift got a carby rebuild this evening and it now idles Got an idea yet? I picked up a 5 watt 0-75 ohm pot this week and will be installing it here as soon as I wake up. Got in at 3:30am and crashed hard in my beddyby Ill let yall know if it works. Oh, and after you get it running, call the 'acquaintance' that borrowed the forklift and wrecked the control box, and get him on finding a replacement - or at least a component level schematic so you can fix that one, wangle up a breadboarded version, or find something else that can be repurposed for the use. Remind him about that part where you own a Backhoe and have 50,000 acres of desert in your back yard. See if that helps his attitude. And just a thought: All the new generator sets out there don't use mechanical governors anymore, they do it electronically from the Tachometer sense line off the ignition, and send commands straight to the throttle body and EFI to hold 1800 or 3600 spot on. And that's what you need for the forklift... Check with Murphy Switchgage and the other people who make small and medium gen-set controls and safeties, see if there's something that can be adapted. -- Bruce -- |
#17
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On Sat, 15 Jun 2013 12:59:55 -0700, Gunner Asch
wrote: On Tue, 11 Jun 2013 23:44:37 -0400, Tom Gardner Mars@Tacks wrote: On 6/10/2013 2:29 AM, Gunner Asch wrote: My Baker-Linde forklift got a carby rebuild this evening and it now idles Got an idea yet? I picked up a 5 watt 0-75 ohm pot this week and will be installing it here as soon as I wake up. Got in at 3:30am and crashed hard in my beddyby Ill let yall know if it works. Worked fine..but the pot was too small and it ultimately burned out in about 15 minutes. Found some 65 ohm wirewound .5 amp pots still in the package in one of my electronics cabinets after a desperate and rapid search...works well enough to get the job done. Mounted it on a piece of 4x5 x .125" aluminum and taped it to a untility box. Not even close in values..but if I tweak it carefuly..I can get proper rpms. Looks like I need a much bigger ..more amps pot..probably a couple amps to do this right. But..I was running out of time...so did in desperation. got the back yard mostly cleaned and moved..so I can now get the motor home out. The "family" has been slowly cleaning out the conex..so Ill use the fork lift (after another propane run in the morning) and pull out the heavy stuff and get ready to move the conex Monday. I hated spending $9 on a pot and watching the magic smoke come out of it after 45 minutes. But its running with the .5 amp wire wound and I have a spare. .. Steering cylinder is leaking..any suggestions to stop it? Doesnt appear to be a rebuildable but it may just be the dust/mang on it. Cant see any snap rings on the rod end. Hope I get the job done before running out of oil. After an hour or two..the leak slowed down a lot. Probably ran most of the water in the system through it..it was pretty bright yellow. Gunner -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid® to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." |
#18
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
Gunner - what voltage is that forklift using? If that's a 12 volt system,
a 5 watt pot should work; if 24 volts, poping in 15 minutes would seem about right. Hul Gunner Asch wrote: On Sat, 15 Jun 2013 12:59:55 -0700, Gunner Asch wrote: On Tue, 11 Jun 2013 23:44:37 -0400, Tom Gardner Mars@Tacks wrote: On 6/10/2013 2:29 AM, Gunner Asch wrote: My Baker-Linde forklift got a carby rebuild this evening and it now idles Got an idea yet? I picked up a 5 watt 0-75 ohm pot this week and will be installing it here as soon as I wake up. Got in at 3:30am and crashed hard in my beddyby Ill let yall know if it works. Worked fine..but the pot was too small and it ultimately burned out in about 15 minutes. Found some 65 ohm wirewound .5 amp pots still in the package in one of my electronics cabinets after a desperate and rapid search...works well enough to get the job done. Mounted it on a piece of 4x5 x .125" aluminum and taped it to a untility box. Not even close in values..but if I tweak it carefuly..I can get proper rpms. Looks like I need a much bigger ..more amps pot..probably a couple amps to do this right. But..I was running out of time...so did in desperation. got the back yard mostly cleaned and moved..so I can now get the motor home out. The "family" has been slowly cleaning out the conex..so Ill use the fork lift (after another propane run in the morning) and pull out the heavy stuff and get ready to move the conex Monday. I hated spending $9 on a pot and watching the magic smoke come out of it after 45 minutes. But its running with the .5 amp wire wound and I have a spare. . Steering cylinder is leaking..any suggestions to stop it? Doesnt appear to be a rebuildable but it may just be the dust/mang on it. Cant see any snap rings on the rod end. Hope I get the job done before running out of oil. After an hour or two..the leak slowed down a lot. Probably ran most of the water in the system through it..it was pretty bright yellow. Gunner -- "You guess the truth hurts? Really? "Hurt" aint the word. For Liberals, the truth is like salt to a slug. Sunlight to a vampire. Raid? to a cockroach. Sheriff Brody to a shark Bush to a Liberal The truth doesn't just hurt. It's painful, like a red hot poker shoved up their ass. Like sliding down a hundred foot razor blade using their dick as a brake. They HATE the truth." |
#19
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
wrote in message ...
Gunner - what voltage is that forklift using? If that's a 12 volt system, a 5 watt pot should work; if 24 volts, poping in 15 minutes would seem about right. Hul http://www.amazon.com/Rheostat-Slide...words=rheostat |
#20
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Forklift is running...kinda sorta
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#21
Posted to rec.crafts.metalworking
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Forklift is running...kinda sorta
On 6/15/2013 7:08 PM, Bruce L. Bergman (munged human readable) wrote:
On Sat, 15 Jun 2013 12:59:55 -0700, Gunner Asch wrote: On Tue, 11 Jun 2013 23:44:37 -0400, Tom Gardner Mars@Tacks wrote: On 6/10/2013 2:29 AM, Gunner Asch wrote: My Baker-Linde forklift got a carby rebuild this evening and it now idles Got an idea yet? I picked up a 5 watt 0-75 ohm pot this week and will be installing it here as soon as I wake up. Got in at 3:30am and crashed hard in my beddyby Ill let yall know if it works. Oh, and after you get it running, call the 'acquaintance' that borrowed the forklift and wrecked the control box, and get him on finding a replacement - or at least a component level schematic so you can fix that one, wangle up a breadboarded version, or find something else that can be repurposed for the use. Remind him about that part where you own a Backhoe and have 50,000 acres of desert in your back yard. See if that helps his attitude. And just a thought: All the new generator sets out there don't use mechanical governors anymore, they do it electronically from the Tachometer sense line off the ignition, and send commands straight to the throttle body and EFI to hold 1800 or 3600 spot on. And that's what you need for the forklift... Check with Murphy Switchgage and the other people who make small and medium gen-set controls and safeties, see if there's something that can be adapted. -- Bruce -- Exactly! When I borrow a tool I return it BETTER than when I got it! I clean or sharpen or paint or polish it. That way people are ALWAYS happy to lend me stuff. And, I expect the same when I loan out tools. I'm seldom disappointing because I state the rules up front. |
#22
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Forklift is running...kinda sorta
On 6/16/2013 2:56 AM, Gunner Asch wrote:
On Sat, 15 Jun 2013 12:59:55 -0700, Gunner Asch wrote: On Tue, 11 Jun 2013 23:44:37 -0400, Tom Gardner Mars@Tacks wrote: On 6/10/2013 2:29 AM, Gunner Asch wrote: My Baker-Linde forklift got a carby rebuild this evening and it now idles Got an idea yet? I picked up a 5 watt 0-75 ohm pot this week and will be installing it here as soon as I wake up. Got in at 3:30am and crashed hard in my beddyby Ill let yall know if it works. Worked fine..but the pot was too small and it ultimately burned out in about 15 minutes. Found some 65 ohm wirewound .5 amp pots still in the package in one of my electronics cabinets after a desperate and rapid search...works well enough to get the job done. Mounted it on a piece of 4x5 x .125" aluminum and taped it to a untility box. Not even close in values..but if I tweak it carefuly..I can get proper rpms. Looks like I need a much bigger ..more amps pot..probably a couple amps to do this right. But..I was running out of time...so did in desperation. got the back yard mostly cleaned and moved..so I can now get the motor home out. The "family" has been slowly cleaning out the conex..so Ill use the fork lift (after another propane run in the morning) and pull out the heavy stuff and get ready to move the conex Monday. I hated spending $9 on a pot and watching the magic smoke come out of it after 45 minutes. But its running with the .5 amp wire wound and I have a spare. . Steering cylinder is leaking..any suggestions to stop it? Doesnt appear to be a rebuildable but it may just be the dust/mang on it. Cant see any snap rings on the rod end. Hope I get the job done before running out of oil. After an hour or two..the leak slowed down a lot. Probably ran most of the water in the system through it..it was pretty bright yellow. Gunner -- Aww-RIGHT! It just has to get used to the idea that it has to go back to work. Remember the movie "Roadie"? "Everything works if you let it!" |
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