Haulotte HA20 RTJ, HA20 RTJ O, HA20 RTJ PRO (HA61 RTJ)
Haulotte error code F04.04 — Arm
Message on the display: Arm
Code F04.04 occurs in machines: Haulotte HA20RTJ, HA20RTJ O, HA20RTJ PRO, HA61RTJ O, HA61RTJ PRO.
blocking fault
[case 1] Proportional output's failure : Arm movement (with or without movement). [case 2] Digital output's failure : Arm lifting movement (with or without movement). [case 4] Digital output's failure : Arm lowering movement (with or without movement).
Description from the Haulotte service manual, in the original wording.
Effect on the machine: --> YV420=FAIL --> YV420U=FAIL --> YV420D=FAIL
Possible causes
The manual does not list the causes for this code: the service technician establishes them during diagnosis of the machine.
What you can do
Switch the machine off with the emergency stop and switch it on again. If the code comes back, do not use the machine and call service.
What service does
A qualified service technician reads the code with the manufacturer's diagnostic tools, finds the cause, clears the code and carries out a function test.
Source: Haulotte Maintenance Book HA20 RTJ (4001055090), fault codes chapter.
The descriptions are quoted from the manufacturer's service documentation and are for guidance only. Clearing codes, calibrations and repairs are carried out by a qualified service technician according to the manual for the specific serial number. A machine with an active blocking code must not be used until the cause has been removed.
Does code F04.04 not go away?
RK Rental services Haulotte lifts at our workshop or on site at the customer's premises (construction site, factory, warehouse). We read the code, remove the cause and select the parts by serial number.
Haulotte service · Haulotte parts · All Haulotte codes of this system