Discussion:
Fault F5

Hi there.

I have fault F5 showing on this Doosan F15T-2.

Can anyone help with this fault? If I reset the isolator the fault disappears temporarily and then come back after a few minutes of use.

Thanks
  • Posted 30 May 2013 18:26
  • By Newspanner
  • joined 22 Apr'13 - 58 messages
  • South west, United Kingdom
Newspanner at gmail dot com
Showing items 1 - 2 of 2 results.
Hello,
PROBLEM 37
Display = "F5", no lift truck operation, line contactor closes and opens.
POSSIBLE CAUSE
Faulty wire connections; DTR1 failed; Current limit set to low; Failed DD1
or DD2; Failed driver board; Failed current sensor; Failed logics.
CHECKS
Disconnect the following wires, visually inspect them for burnt or discolored terminals; Loose
connections; Smashed or compressed connectors; Corrosion or foreign material. Wire #L65 at P9-1.
Wire #L64 at P9-5 and emitter bus bar of left drive power transistors. Wire #L67 and #L68 at resistor
DR1. Wires #L63 at DTR1. Wire #4 from driver board to positive heatsink. Wire #1 from driver board to
negative heatsink. Wire #L22 from logics P1-12 to current sensor. Wire #25 from logics P1-16 to current
sensor. Current sensor PIN3 to negative heatsink. Repair any defects then reconnect the wires.
  • Posted 13 Jun 2025 08:17
  • Modified 18 Jun 2025 09:32 by administrator
  • By marksmith
  • joined 26 May'25 - 14 messages
  • United Kingdom
forkliftmanual.com
hello, do you know what the error code was? I have a truck with the same code.
  • Posted 17 Sep 2024 23:56
  • By Forklift123
  • joined 11 Feb'21 - 36 messages
  • Netherlands
Mechanic of Forklifts, Aerial platforms & telehandlers in the Netherlands

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