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Discussion Boards => HO => Topic started by: Trainman203 on July 13, 2015, 06:23:06 PM

Title: Cleaning oil from freight car trucks
Post by: Trainman203 on July 13, 2015, 06:23:06 PM
i made the mistake of oiling the truck journals of several freight cars.  They are Walthers plastic frames with Proto metal wheelsets.  I'm looking for an easy way to clean them without taking them apart ( there are a lot.). Is there something I can soak the entire truck/wheels in over night that would dissolve the oil out, withou dissolving the trucks and axles?  Pat Flory
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on July 13, 2015, 07:13:44 PM
I must have seen here a million times (exaggeration ;)) no liquid lube recommended in truck journals, graphite powder only as a lube, bc the oil collects dust, dirt, grime, etc. ::)

If these are original Walthers wheel-sets, I imagine they have brass axles, no?  While I would take the wheel-sets out and clean them individually while soaking all the trucks in a warm water and dish liquids soap, you may be able to get away with soaking the whole thing in soapy water bc of the brass axles.  I would not recommend this with steel axles.
Title: Re: Cleaning oil from freight car trucks
Post by: richardl on July 13, 2015, 07:23:02 PM
There is a question that begs asking but I will not go down that path here.

As was said, graphite power for axles.

The truck tuner has always worked for me with machined metal wheels. Usually, Intermountain wheels.

Over many years, I have used 70 percent alcohol or denatured alcohol for preparing truck frames and wheels for painting.. Never any damage.

Rich
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on July 13, 2015, 10:38:21 PM
(I happen to like Intermountain wheels too :))

An old but clean toothbrush may make the cleaning easier too, no matter which way you decide to approach it.  If you clean the wheel sets separately, Simple Green or a similar cleaner on a cloth may work well as an alternative to isopropyl.
Title: Re: Cleaning oil from freight car trucks
Post by: Trainman203 on July 14, 2015, 12:01:32 AM
Haven't been here as long as you Brock and Rich so all I've seen is what's here now, but good advice and solutions.  Think I'll drop the trucks in Simple Green overnight then soak 'em in water another day. Actually had not thought of it but dish  detergent would probably  do it too.  
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on July 14, 2015, 06:35:57 AM
My choice would be to soak them in the warm (not boiling or hot)  water and couple of drops of dish liquid in a plastic container, that you can put a lid on.  Just enough soap to get some suds.  Just enough water to cover the trucks you are doing.  With a lid, you can even gently shake or swirl the water around to help break up oil.  I would use the toothbrush to clean the inside of the trucks where the journals are before you are ready to rinse to be sure to get the oil out. When done, rinse with water and set them out on a paper towel or two to dry.

Rich has been around here muuuuuuch longer than me.  Of course, using various User Names.
Title: Re: Cleaning oil from freight car trucks
Post by: Len on July 14, 2015, 09:50:09 AM
I'm a warm water with a drop of two of dish detergent kind of guy for this type of cleaning.

Be very careful with 'Simple Green', there's a fellow over on the O-Gauge Railroading forum that had massive problems with his layout after using it for a while to clean things. Apparently it has some kind of mild natural acid or caustic in it that slowly attacks metal. You can find the thread about his problems using the OGR Forum search function to find 'Simple Green'.

Len
Title: Re: Cleaning oil from freight car trucks
Post by: James in FL on July 14, 2015, 07:37:15 PM
Obviously you two are water cleaner types, and that's good it works to your satisfaction.
I have heard of folks even cleaning motors with this method.
I just have never been in the practice to clean anything mechanical metal or electrical with water.
Just my personal choice, your mileage may vary.
I much prefer a solvent spray or liquid.
Not in the graphite camp either.
There is no right or wrong, what works for each of us is the best way to model.
What is your reasoning for preferring water?
Just curious.
Cost could be a major factor.

Can't comment on simple green, never bought or tried any.
Title: Re: Cleaning oil from freight car trucks
Post by: richardl on July 14, 2015, 08:08:39 PM
MSDS for Simple Green.

http://simplegreen.com/pdfs/MSDS_EN-US_AllPurposeCleaner-Pad.pdf

I used Simple Green for about ten years when I was a machine mechanic. A much better substitute for solvent type cleaners. and safer Never experienced any side effects. I just paid attention to the MSDS sheet.

I now use it for cleaning my bicycle parts.

Rich
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on July 14, 2015, 08:35:36 PM
Quote from: James in FL on July 14, 2015, 07:37:15 PM
I just have never been in the practice to clean anything mechanical metal or electrical with water.
What is your reasoning for preferring water?

Just to clear, I am not in the practice either of cleaning mechanical metal or electrical, with water (not sure where the electrical connection came from ???).  TM203 expressed an interest in having to remove and do as little as possible and at the same time, clean everything at once.  This is why I asked if the axles were brass and why I said if they were, he may get away with soaking trucks and wheel-sets in all in warm soapy water.  I also said it if was me, I would take the wheels-sets out and clean them separately, with a cloth and cleaner, not water, for the record.

Re: Reason for Water and Dish Liquid-It works great on plastics, like plastic/delrin trucks, delrin gears, things that are plastic.

The only negative thing I read about Simple Green, is not to soak something for an extended length of time in it fully concentrated.  Don't ask me who would be doing that to begin with ::).
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on July 15, 2015, 01:32:15 PM
I now see that TM203 initially said he was using P2K wheelsets, not Walthers brass axle ones-my bad for even asking that that question.  Duh on my part :-[ .  While the soap and water would not be bad for the delrin axles, I would not soak the metal wheels in the dish liquid/water mix and would stick to what I had said about using a cloth to clean them.  On the other hand, I see no reason why the wheelsets could not be dipped into soapy water, scrubed with the toothbrush and dried with a cloth or paper towel.
Title: Re: Cleaning oil from freight car trucks
Post by: rogertra on July 15, 2015, 02:39:37 PM
Unscrew the trucks, drop them into warm soapy water, dry them with a hair drier, screw the trucks back on.

A little water isn't going to hurt the wheels if it is warm water, as the warm water will evaporate faster than cold and if they are dried quickly.

Easy, simple, not complicated.

Cheers

Roger T.

Title: Re: Cleaning oil from freight car trucks
Post by: Trainman203 on August 03, 2015, 08:33:49 PM
I soaked everything in a Dawn detergent solution for a couple of days, then in plain water for a couple of days.  The truck frames are fine, and the Proto metal wheelsets looked good until they dried.  Now ....... instead of oil, there is a white crust over much of the wheels, mostly on the treads that needed cleaning anyway, and around where the axle meets the wheel on the inside.  Looks like hard water scale but the water here isn't that hard. Some of this crud came off with a wet toothbrush but, isn't there some better and easier way to finish this job?  Man.  Am I ever sorry I oiled those  trucks.  This is the never ending job from hell.
Title: Re: Cleaning oil from freight car trucks
Post by: rogertra on August 03, 2015, 08:58:00 PM
Quote from: Trainman203 on August 03, 2015, 08:33:49 PM
I soaked everything in a Dawn detergent solution for a couple of days, then in plain water for a couple of days.  The truck frames are fine, and the Proto metal wheelsets looked good until they dried.  Now ....... instead of oil, there is a white crust over much of the wheels, mostly on the treads that needed cleaning anyway, and around where the axle meets the wheel on the inside.  Looks like hard water scale but the water here isn't that hard. Some of this crud came off with a wet toothbrush but, isn't there some better and easier way to finish this job?  Man.  Am I ever sorry I oiled those  trucks.  This is the never ending job from hell.

Sorry to say but you left them in the soapy water and plain water way too long. 

You just needed to drop them in warm soapy water, swish it around for a few minutes to wash off the oil, take them out and dry them

Cheers

Roger T.


Title: Re: Cleaning oil from freight car trucks
Post by: Trainman203 on August 03, 2015, 09:13:09 PM
The question remains.... The best way to get the soap residue off?  Or should I just buy new wheels ?
Title: Re: Cleaning oil from freight car trucks
Post by: rogertra on August 03, 2015, 09:44:14 PM
Quote from: Trainman203 on August 03, 2015, 09:13:09 PM
The question remains.... The best way to get the soap residue off?  Or should I just buy new wheels ?


As you have nothing to lose, toss them back into a warm soapy bath for a FEW minutes, take them out and dry them again.  Don't let them sit.

See if that works.

Otherwise, it's case of scraping the crud from the wheels with a flat jeweller's screwdriver.

Cheers

Roger T.

Title: Re: Cleaning oil from freight car trucks
Post by: Len on August 04, 2015, 01:12:23 AM
I've had to deal with white residue on wheels that sat in a damp basement for several years. If the truck journals are clean, give them a small shot of graphite, then mount the wheels so they spin freely. Use a soft wire brush in a Dremel tool set to low speed, and touch it lightly to the wheel tread. It will take the crud off very quickly as the wheel spins. Just don't press to hard, or you'll put grooves in the tread. You can also use it on the inside of the wheel to get the crud around the axle.

Len
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on August 04, 2015, 12:23:37 PM
I count 4 times previously I advised the wheelsets be cleaned seperately and not soaked in water and 2 times to use a toothbrush for cleaning.

For the wheelsets I would try this, spray WD-40 on a cotton cloth/rag, enough to get the rag wet with WD-40.  Take the rag and use it to wipe the wheel treads by sticking the wheel in the soaked rag and turning. This hopefully will get the soap off and clean the tread at the same time.  When done, wipe the entire wheel set with a dry cotton cloth/rag.  For any stubborn spots that persist on the wheels/treads, I would spray some WD-40 on a clean, old toothbrush and use the bristles to get the residue off.

Even the job from hell, ends at some point.  Good luck :)
Title: Re: Cleaning oil from freight car trucks
Post by: WoundedBear on August 04, 2015, 02:00:32 PM
This is starting to remind me of the "blinking light" thread. Just sayin'............... ::)

Sid
Title: Re: Cleaning oil from freight car trucks
Post by: richardl on August 04, 2015, 03:03:59 PM
I have used a small ultrasonic Jewelry Cleaner. Rinse in water and then in alcohol to remove any moisture. Did this before weathering the trucks.
Really not a big deal cleaning trucks.
Good for a long conversation though. lol

Rich
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on August 04, 2015, 04:03:29 PM
Quote from: WoundedBear on August 04, 2015, 02:00:32 PM
This is starting to remind me of the "blinking light" thread. Just sayin'............... ::)
Sid

Hilarious Sid!  Question is, how many of us remember that?!?  I can say I do :D

Question rich: how much is one of those cleaners?
Title: Re: Cleaning oil from freight car trucks
Post by: Trainman203 on August 04, 2015, 08:12:10 PM
Final report..........

Soaked em 3 or 4 minutes in dawn detergent solution.  Took em out, toothbrushed  em.  Rinsed under running water and put em in dish of clean rinse water for a couple of minutes.  Them put in a rinse of isopropyl alcohol.  Took em out to dry. 

When dry they still had slight white crust on some of the treads and around the inside where the axle meets the wheel.  Put some  graphite in the journals, put the wheels in the trucks and rolled them back and forth on a piece of track with a paper towel moistened with goo-gone which got them clean.  Then I got some matchbook sized strip wood, wet it wth goo gone, and cleaned off the axle/wheel intersection as best I could, about 90 percent clean.

It ain't all gone but mostly is. The treads are clean, the trucks roll better than they ever did, and they are oil free.  I can paint the insides of the wheels with a black wash if they still bug me. 

Job finished, case closed.  Thanks for all the input, everyone.
Title: Re: Cleaning oil from freight car trucks
Post by: jbrock27 on August 04, 2015, 08:37:55 PM
Excellent! 

You're welcome :)
Title: Re: Cleaning oil from freight car trucks
Post by: rogertra on August 05, 2015, 02:07:27 AM
Quote from: jbrock27 on August 04, 2015, 08:37:55 PM
Excellent! 

You're welcome :)

Same here.

Cheers

Roger T.