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Cat code 29

Working on a cat ep20 kt and forward direction was ok then the code 29 in reverse,Reset key switch couple of times No luck%2@8
Code 29 is all the time and some time code 27 forward.
Please advise some help!!

• Posted 5 May 2011 11:04
• By LOGIC
• joined 6 Dec'08 - 70 messages
• Ontario, Canada

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hi , you must by replace your logic card.It have a internal fault

• Posted 7 May 2011 16:00
• By gc_d
• joined 20 Jun'09 - 609 messages
• Zuid-Holland, Netherlands

Regards gc_d

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Check for leaking motor field to the case. If OK tie up everything and try again. If still have problem check out the cables for the left drive motor fields and the H bridge card that drives the fields.

• Posted 6 May 2011 23:47
• Modified 7 May 2011 00:44 by poster
• By mike_v
• joined 1 Jul'10 - 190 messages
• Illinois, United States

mike_retired

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mike v,
Found the guard that covers the motor loose, could it be possible that could of short to the sensor wire that attached the drive motor.Or do i look else where?troubleshooting on this code would help!!
tanks

• Posted 6 May 2011 08:36
• By LOGIC
• joined 6 Dec'08 - 70 messages
• Ontario, Canada

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H bridge card.

Card is last. You see check mosfet broken.

• Posted 6 May 2011 03:27
• By joram_s
• joined 5 Feb'11 - 117 messages
• madrid, Spain

Email soyjoram@gmaildotcom

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It has to do with left motor field circuit

• Posted 5 May 2011 13:02
• By mike_v
• joined 1 Jul'10 - 190 messages
• Illinois, United States

mike_retired

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