Genie DC and FE electric boom lifts (Z-60 DC, S-60 DC, Z-45 DC, Z-45 FE, Z-33/18 DC)
Genie error code 21-11 — Primary Up/Down Joystick — Shorted to Supply
Message on the display: Primary Up/Down Joystick — Shorted to Supply
Code 21-11 occurs in machines: Genie Z-60 DC, S-60 DC, Z-45 DC, Z-45 FE, Z-33/18 DC.
blocking fault
The Genie display shows code 21-11 with the message “Primary Up/Down Joystick — Shorted to Supply”. It is a blocking fault or a safety-related code: do not use the machine until the cause has been found and removed.
Effect on the machine: Primary Boom disabled
Possible causes
- 5V
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
Verify: · 5V at JC7-2 (P162PJW OR) · B- at JC7-1 (JSGND BR) · 500 to 4500 mV at JC7-3 & PCON C46-11 (C195STC BL/WH) through joystick motion
Source: Genie Service and Repair Manuals (Part No. 1307785, 1299608, 1297714, 1271125, 1268514), Fault 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 21-11 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.
Genie service · Genie parts · All Genie codes of this system
Neighbouring Genie codes
- 20-11Primary Extend/Retract Joystick Rocker — Shorted to supply
- 20-16Primary Extend/Retract Joystick Rocker — Sensor at Zero
- 20-17Primary Extend/Retract Joystick Rocker — Not calibrated
- 21-16Primary Up/Down Joystick — Value at 0 V
- 21-17Primary Up/Down Joystick — Not Calibrate d
- 22-25Primary Up Valve — Value too high