Discussion:
zapi controller does slowly drive backwards for braking....parameter stay maximum for brake

Hi everyone,

I have a zapi controller 24/300 in a Pimespo but if i drive forwards and i wil brake than i turn backwards( this have not regen brake) and the truck stopping but now he stopping slowly and my brakeway are very longer than first. The battery are 100%.

any idea what this is and how i repair this??

Zapi controller P mos pim SHP 24/300 95310050
mat 6200 0337 FH 2044B



Regards gc_d
  • Posted 13 Aug 2010 04:52
  • By gc_d
  • joined 20 Jun'09 - 609 messages
  • Zuid-Holland, Netherlands
Regards gc_d
Showing items 1 - 2 of 2 results.
Hi roberto,

Thanks for reply, i go to try this and i hope i find it.

Regards GC_d

If you need Mitsubishi docu. you can ask me
  • Posted 9 Sep 2010 01:29
  • By gc_d
  • joined 20 Jun'09 - 609 messages
  • Zuid-Holland, Netherlands
Regards gc_d
Hi gc_d. If the parameters "BRAKING TR" and "IMAX TR" stay at level 9 (you can view/calibrate via Zapi console) I think the problem is on current transducer, follow the step:
1) on cable motor-rotor mesure via hall-ampermeter if the current displaied in menu tester (consolle), is same at the ampermeter? if yes (same) go to step 2, if no (different < 20% or less go to step 3.
2) Check the traction motor effency.
3) Remove the logic board and the down shield, now you can see two shunts fixed by nuts, tighten they with 8mm wrench, repeat step 1 for check verify and test the braking intensity.
Regards RR.
  • Posted 8 Sep 2010 23:06
  • By roberto_r
  • joined 8 Sep'10 - 2 messages
  • VR, Italy

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