Genie Z-30/20N, Z-34/22, Z-45/25 DC: Curtis motor controller
Genie error code COMMUNICATION ERROR — COMMUNICATION ERROR
Message on the display: COMMUNICATION ERROR
Code COMMUNICATION ERROR occurs in machines: Genie Z-30/20N, Z-45/25J DC, Z-30/20N RJ, Z-34/22, Z-45/25 DC, Z-45/25J, Z-45/25 BE, Z-34/22 BE, Z-34/22N.
blocking fault
Machine will not drive.
Description from the Genie service manual, in the original wording.
Possible causes
- The key switch or Emergency Stop button(s) was cycled on and off faster than 5 seconds OR controller sensed an internal error during start up.
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.
Solution from the manual
Push in the ground control red Emergency Stop button to the off position and wait for 5 seconds. Pull out the ground control red Emergency Stop button to the on position. If problem persists, replace the motor controller.
Source: Genie Service Manual Z-30/20N, Z-34/22, Z-45/25 DC, Curtis controller code table.
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 COMMUNICATION ERROR not go away?
RK Rental services Genie 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.
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