Zoomlion ZS series scissor lifts (ZS0407, ZS0607, ZS0608, ZS0808, ZS0812, ZS1012, ZS1212, ZS1414)
Zoomlion error code 74 — Motor Controller Over-Temperature Fault
Fault name in the manual (our translation from Polish): Motor Controller Over-Temperature Fault
Code 74 occurs in machines: Zoomlion ZS0407, ZS0607, ZS0608, ZS0808, ZS0812, ZS1012, ZS1212, ZS1414.
blocking fault
Motor controller motor fault (table 3-2 of the manual).
Description from the Polish edition of the Zoomlion service manual, in our English translation.
Effect on the machine: Disable All Motion
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.
Solution from the manual
Check the connections to the motors. Cycle the power to the lift and, if that does not resolve the problem, replace the motor controller.
Source: Zoomlion Service and Maintenance Manual for scissor lifts, Polish edition (version C, March 2023), tables 3-1 and 3-2. The manufacturer's manual for these machines is available only in Polish. The fault names and descriptions marked as translated are our English translation of the Polish edition, not the manufacturer's own wording.
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 74 not go away?
RK Rental services Zoomlion 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.
Zoomlion service · Spare parts · All Zoomlion codes of this system
Neighbouring Zoomlion codes
- 71Motor Controller Main Contactor Fault
- 72Motor Controller Overvoltage Fault
- 73Motor Controller Thermal Cutback Fault
- 75Motor Controller Pump Motor Fault
- 76Left Drive Motor Controller Fault (DC or DC-Li series) / Motor Controller Master Node Fault (AC or AC-Li series)
- 77Right Drive Motor Controller Fault (DC or DC-Li series) / Motor Controller Master Node Fault (AC or AC-Li series)