Farm Equipment - 190 XT Electrical/Starting Issues

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190 XT Electrical/Starting Issues

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Category: Allis Chalmers
Forum Name: Farm Equipment
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URL: https://www.allischalmers.com/forum/forum_posts.asp?TID=164512
Printed Date: 25 Aug 2025 at 10:45pm
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Topic: 190 XT Electrical/Starting Issues

Posted By: tongy66086
Subject: 190 XT Electrical/Starting Issues
Date Posted: 22 Sep 2019 at 8:28am

I have a 190 XT diesel tractor, that I am having an electrical problem with.

I have new and fully charged batteries, and when I push the starter button, the solenoid sounds as though it engages, and then nothing. After that one try, I get no response at all.

I can wait a few hours, and get the same result.

The starter has been overhauled, with a new solenoid.

I have a new key switch and push button switch.

None of this has made any change.

Is there something that I am overlooking that would be causing this?

Thank you so much for your help. My hair also thanks you as I am pulling it out over this problem.

Replies:

Posted By: DrAllis
Date Posted: 22 Sep 2019 at 8:43am

Simple test to verify what your problem really is, BUT it is a dangerous test and you didn't hear it from me. Have the tractor in NEUTRAL and the brakes locked. Take a screwdriver and jump from the battery post on the solenoid to the signal post on the solenoid. If the starter works, your problem is wiring or bad connections at the key or push button or the safety switch on the clutch pedal. If it doesn't crank, you might have a bad ground or there is really something wrong with the starter.

Posted By: Boss Man
Date Posted: 22 Sep 2019 at 9:23am

Sounds like a bad battery connection. Clean and tighten all connections. Especially where the ground cable attaches to the frame

Posted By: tongy66086
Date Posted: 22 Sep 2019 at 9:44am

Thank you for your help.

As soon as the downpours cease, I will go out and check all the grounds.

Posted By: ryan(IN)
Date Posted: 22 Sep 2019 at 9:50am

Our 190 was doing that also. Replaced the clutch safety switch and problem went away.

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ryan
1984 8070 FWA,1979 7060,1975 7040,1971 190,1960 D-17D,1957 D-14, 196? D-19G, 1975 5040,1971? 160,1994 R62

Posted By: Steve in NJ
Date Posted: 22 Sep 2019 at 7:34pm

Bad ground connection, bad cable, or bad safety switch. Probably one of the three..

Steve@B&B

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39'RC, 43'WC, 48'B, 49'G, 50'WF, 65 Big 10, 67'B-110, 75'716H, 2-620's, & a Motorhead wife

Posted By: MACK
Date Posted: 22 Sep 2019 at 7:45pm

Bad connection on battery's. After it sets a while connection cools off enough to make enough connection to click starter again. MACK

Posted By: DaveKamp
Date Posted: 23 Sep 2019 at 9:51am

99% of the starter and battery problems I've ever solved, were corrected with a wire brush, an adjustable wrench, and a new cable or three.

Mack alluded to one of the best troubleshooting hints of an electrical problem: Heat.

Hit the keyswitch for a few seconds, then release it, and go feel your battery cable connections from starter to battery, and from battery to ground. If you find that any part is HOT, then start there. ;-) Bad connections are resistive, and resistors get hot.

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Ten Amendments, Ten Commandments, and one Golden Rule solve most every problem. Citrus hand-cleaner with Pumice does the rest.