JLG ES series scissor lifts (1930ES, 2030ES, 2630ES, 2646ES, 3246ES)
JLG error code 223 — FUNCTION PROBLEM - DRIVE & LIFT ACTIVE TOGETHER
Message on the display: FUNCTION PROBLEM - DRIVE & LIFT ACTIVE TOGETHER
Code 223 occurs in machines: JLG ES series, 1932RS, 6RS, 3248RS, 10RS, 4045R, R4045.
blocking fault
The drive and lift inputs are closed simultaneously in platform mode.
Description from the JLG service manual, in the original wording.
Possible causes
The manual does not list the causes for this code: the service technician establishes them during diagnosis of the machine.
Checks from the manual
- Check drive/lift switch for visible damage.
- Check switch continuity. There should only be continuity from the center post to one of the outer posts at a time. Otherwise, replace the switch.
- Check drive/lift switch signal and wiring to the platform board. Its input (0V) is from platform board terminal J1-11. "Lift" selection output (0V when selected) is to platform board terminal J1-9. "Drive" selection output (0V when closed) is to platform board terminal J1-10.
- Replace platform board.
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: JLG Service and Maintenance Manual, ES series (Diagnostic Trouble Codes section).
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 223 not go away?
RK Rental services JLG 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.