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Search: Posts Made By: Allisonman
Forum: Allison Transmission Forum 09-21-2018, 05:16 PM
Replies: 290
Views: 36,402
Posted By Allisonman
To All

I will be having knee replacement surgery this Tuesday so I will not be answering any questions for 2-3 months. Sorry folks, the results of 40 years working on my knees on Allison Transmissions. I...
Forum: Allison Transmission Forum 09-21-2018, 05:10 PM
Replies: 290
Views: 36,402
Posted By Allisonman
Mikeduck

Any Allison Distributor can get one. They are rebuilt now and they have to have your core back. Part number is R29542725
Forum: Allison Transmission Forum 09-14-2018, 11:21 AM
Replies: 290
Views: 36,402
Posted By Allisonman
RKins

218975
Forum: Allison Transmission Forum 09-14-2018, 11:17 AM
Replies: 290
Views: 36,402
Posted By Allisonman
RKins

Hope this works. Including wiring schematic for WTEC 3if you have one red display on your shifter. Let me know if you have 2 green numbers on your display, WTEC 2
Forum: Allison Transmission Forum 09-14-2018, 11:04 AM
Replies: 290
Views: 36,402
Posted By Allisonman
Della

Please turn the ignition on, press both up and down arrows at the same time. If it come up OL-59 (means you have an oil level sensor to check oil level) then press the two arrows at the same time...
Forum: Allison Transmission Forum 09-14-2018, 10:58 AM
Replies: 290
Views: 36,402
Posted By Allisonman
gemert

Without using a gauge, put your transmission in 2nd gear and go drive. You will have a 1C-2C shift then the next shift in 2nd would be lockup. If you do not feel a bump in 2nd, then you probably have...
Forum: Allison Transmission Forum 09-11-2018, 09:29 AM
Replies: 290
Views: 36,402
Posted By Allisonman
ftodaro

Good luck buddy. Let me know!
Forum: Allison Transmission Forum 09-11-2018, 09:28 AM
Replies: 290
Views: 36,402
Posted By Allisonman
gemert

I would make sure lockup is working correctly. Has your road speed lowered any?
If your lockup is failing, you will be turning the wheels with oil instead of the engine and anytime you use fluid to...
Forum: Allison Transmission Forum 09-11-2018, 09:25 AM
Replies: 290
Views: 36,402
Posted By Allisonman
dbarton

So true but don't give away our age! LOL
Forum: Allison Transmission Forum 09-11-2018, 09:24 AM
Replies: 290
Views: 36,402
Posted By Allisonman
hunterstuart

Have you converted the pan and internal filter to a deep version that will hold more oil? If that has been done you can always add an additional air to oil cooler but try the pan first.
Have a great...
Forum: Allison Transmission Forum 09-11-2018, 09:20 AM
Replies: 290
Views: 36,402
Posted By Allisonman
rsponds

Just check allisontransmission.com and they have a search area for service work using your Zip Code.
Have a great day!
Forum: Allison Transmission Forum 09-10-2018, 04:28 PM
Replies: 290
Views: 36,402
Posted By Allisonman
Hello Gemmert

That surprises me about the temp matching the gauge. Were you checking the cooler return line or the to cooler line which would be the hottest oil out of the transmission. Did you see if you are...
Forum: Allison Transmission Forum 09-10-2018, 04:22 PM
Replies: 290
Views: 36,402
Posted By Allisonman
ftodaro

I would check and see if any codes are present using your shift tower. Press both arrows at the same time. If you press once, press again and it should say D1-- if it doesn't and says for example...
Forum: Allison Transmission Forum 09-10-2018, 04:17 PM
Replies: 290
Views: 36,402
Posted By Allisonman
RKins

Wasn't that an electronic pushbutton shifter trans? If it is, the relay it is showing should say Allison TCM instead of engine. Being wired thru the transmission, you can choose which gear you want...
Forum: Allison Transmission Forum 09-10-2018, 04:13 PM
Replies: 290
Views: 36,402
Posted By Allisonman
Coach Driver

Hello,
These are not electronic transmissions unless it is ATEC. It could be a couple things. 1. The modulator might not be adjusted correctly. Most in that year have an Air Modulator and it could...
Forum: Allison Transmission Forum 09-10-2018, 04:08 PM
Replies: 290
Views: 36,402
Posted By Allisonman
JeanBev

Well sorry to say I do not think it is the Allison system. I think when they repaired your lifts that a wire may be pinched in the system and shorting out? Please let me know if they find anything. ...
Forum: Allison Transmission Forum 09-05-2018, 05:31 PM
Replies: 3
Views: 1,156
Posted By Allisonman
wire 134 could be open or shorted to ground. Take...

wire 134 could be open or shorted to ground. Take a peek at the chassis harness and see if the harness is close to exhaust or any place it could rub against and rub off insulation causing a short.
Forum: Allison Transmission Forum 09-05-2018, 05:24 PM
Replies: 4
Views: 638
Posted By Allisonman
Hello Waywards

I would contact your local Allison Distributor and see if they can run what is called an Iscaan. It will tell you once all the info on weight, tires, etc. will work correctly and the speeds you can...
Forum: Allison Transmission Forum 09-05-2018, 05:13 PM
Replies: 10
Views: 1,381
Posted By Allisonman
Alterstate

I did not see if you found the on and off switch for the Pac Brake on the dash. There really should be one because if there is ice or snow, you do not want to have the transmission automatically kick...
Forum: Allison Transmission Forum 08-31-2018, 02:56 PM
Replies: 290
Views: 36,402
Posted By Allisonman
RKINS

Hello again. They might have misadjusted your TPS (throttle position sensor) on your mechanical engine when they put a switch on the throttle lever. Even though you are at idle, the transmission...
Forum: Allison Transmission Forum 08-31-2018, 02:51 PM
Replies: 290
Views: 36,402
Posted By Allisonman
MrD

Hello sir,
You are correct on the codes as being an engine speed sensor code whish is easy to replace. With a 4000MH you have 3 sensors on the drivers side (diesel pusher) and the one closest to...
Forum: Allison Transmission Forum 08-31-2018, 02:38 PM
Replies: 290
Views: 36,402
Posted By Allisonman
Bodean56

Hello Bodean56,
It all depends on the type of fluid you have. I would guess you have synthetic in it but if your not sure, assume it is not and yes I would change the fluid because TES389 (Dexron)...
Forum: Allison Transmission Forum 08-28-2018, 09:22 AM
Replies: 10
Views: 865
Posted By Allisonman
Andy M

good morning,
Sorry for the delay, I took a week of vacation.
All your codes refer to C# pressure switch which is in the valve body module. The reason it is overheating is because when these...
Forum: Allison Transmission Forum 08-13-2018, 09:27 AM
Replies: 290
Views: 36,402
Posted By Allisonman
Almost There

Hello,
Your mode button is usually secondary shift mode. What they usually are set up for is lowering your upshifts slightly so for example, you are pulling a grade and the roadspeed you want makes...
Forum: Allison Transmission Forum 08-13-2018, 09:20 AM
Replies: 290
Views: 36,402
Posted By Allisonman
Rkins

Hello,
Yes a code 21-12 is very common in that year of coach and the TPS do fail so they were probably right on with their diagnosis. Code 22-14 is the engine speed sensor, another part that fails...
Forum: Allison Transmission Forum 08-13-2018, 09:14 AM
Replies: 290
Views: 36,402
Posted By Allisonman
rdurdel

Hello sir,
Locating where an OEM has installed the TCM can be the most time consuming part of a repair. There is no standard location for it to be mounted. Do you have an electric panel under the...
Forum: Allison Transmission Forum 08-13-2018, 08:58 AM
Replies: 290
Views: 36,402
Posted By Allisonman
Jeanbev

Hello,
Is this something that just started? Has the tcm been reflashed lately. The only thing that comes to mind is there is a setting where you can send out a signal in the tcm and choose a gear...
Forum: Allison Transmission Forum 08-13-2018, 08:54 AM
Replies: 290
Views: 36,402
Posted By Allisonman
Jeepaholic

Hello Jeepaholic. My guess would be that you are slight on the throttle pedal. When the TCM was reflashed, we usually test and set up The TCM at full throttle. It takes a couple days or longer to set...
Forum: Allison Transmission Forum 08-07-2018, 04:52 PM
Replies: 290
Views: 36,402
Posted By Allisonman
rkins

Once you press the two arrows usually twice, it will say D1 and if you have any numbers after that, write them down, those are codes. If there are -- after D1, you do not have any codes. Once you...
Forum: Allison Transmission Forum 08-07-2018, 04:48 PM
Replies: 290
Views: 36,402
Posted By Allisonman
rrtribble and all allison world transmission owners fluid changes

allisontransmission.com you go down to my transmission and put in your serial number. It will have you test to see if your a robot, hopefully not, then you can't get in LOL. Scroll down and you will...
Forum: Allison Transmission Forum 08-07-2018, 04:30 PM
Replies: 290
Views: 36,402
Posted By Allisonman
gmert

Hello gmert,
I also do not think there is any issue with the transmission because if you reach 230f it will throw a code to you for overheat. Also if you are running that hot, your engine would be...
Forum: Allison Transmission Forum 08-07-2018, 04:24 PM
Replies: 290
Views: 36,402
Posted By Allisonman
CoCo Dave

Thank you Sir. Yes he is very informed on Allison Transmissions. Hopefully I can help him relax a little more LOL. Have a great day! :)
Forum: Allison Transmission Forum 08-07-2018, 04:22 PM
Replies: 290
Views: 36,402
Posted By Allisonman
Mr. D

Yes I remember that beautiful coach. Thank you! Have a great day!! :)
Forum: Allison Transmission Forum 08-03-2018, 01:53 PM
Replies: 290
Views: 36,402
Posted By Allisonman
Tony Mac

Hello Tony. Is the 5-4 harsh shift something that just started? You did not mention what year of MH you have but if you happened to have your foot on the throttle slightly, that can cause harsher...
Forum: Allison Transmission Forum 08-03-2018, 01:41 PM
Replies: 290
Views: 36,402
Posted By Allisonman
dbarton261

Hello Mr Barton. Thank you and I know what your talking about retiring LOL. I did this on another site years ago and was overwhelmed but a pleasure to help others.
And you, pardon the French,......
Forum: Allison Transmission Forum 08-03-2018, 10:29 AM
Replies: 11
Views: 1,327
Posted By Allisonman
As an Allison tec I just have to say, you owners...

As an Allison tec I just have to say, you owners really know your stuff and this is a fantastic forum!!!
Thank you and have a great day!:)
Forum: Allison Transmission Forum 08-03-2018, 10:21 AM
Replies: 290
Views: 36,402
Posted By Allisonman
Thank you CountryB! Have a great day! :)

Thank you CountryB!

Have a great day! :)
Forum: Allison Transmission Forum 08-03-2018, 09:51 AM
Replies: 6
Views: 860
Posted By Allisonman
oil level

Have you pressed both buttons at the same time and let up? If it says OL, you have an oil level sensor built into the TCM and VB module. Your temp has to be over 140 f sump temp or it will read OL70....
Forum: Allison Transmission Forum 08-03-2018, 09:44 AM
Replies: 290
Views: 36,402
Posted By Allisonman
Allison Tech for 40 years

I have been strictly an Allison Tec, manager, Allison rep and now outside sales for 40 years. I used to answer questions before about 15 years ago but became quite busy in my job and lost track.
I...
Forum: New Member Check-In 07-31-2018, 09:51 AM
Replies: 7
Views: 319
Posted By Allisonman
Thank you all for the kind greetings!! Have a...

Thank you all for the kind greetings!! Have a great day! :)
Forum: Allison Transmission Forum 07-31-2018, 09:42 AM
Replies: 15
Views: 1,838
Posted By Allisonman
Temp Gauge

Thank you AKIQPilot, you are right on the ball! I took yesterday off and did not get the post until today. Great job!!!!
Forum: Allison Transmission Forum 07-27-2018, 09:45 AM
Replies: 15
Views: 1,838
Posted By Allisonman
Temp Gauge

They do make a Tee that replaces the "to cooler" fitting and you just screw in your sender and run the wire to your gauge. Allison part number is 29506659 for the TEE and gauge kit is 29542707....
Forum: New Member Check-In 07-27-2018, 09:18 AM
Replies: 7
Views: 319
Posted By Allisonman
New Allison Technition of 40 years

Hello, my name is Rick Franzen and I have been an Allison Transmission tech for 40 years. I have also worked with Allison as a Western Region rep.
I look forward to helping with any questions you...
Showing results 1 to 43 of 43

 
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