Lingong Heavy Machinery Scissors Mobile Elevating Work Platform S2632 II

Warning: This procedure should be performed every 50 hours or quarterly, whichever comes first.

The hydraulic oil tank is a vented tank. There is an air cleaner inside the vent cap, which may become blocked over time. In case of vent cap failure or improper installation, once impurities enter the hydraulic system, component damage may occur. The vent cap should be checked frequently especially in harsh working environment.

Hydraulic tank vent cap removed?

Hydraulic tank vent cap renewed?

Sign off on the hydraulic tank vent cap replacement

DANGER: electric shock/explosion hazard. Do not wear rings, watches and other jewelry.

Check whether the ground wires under the chassis are missing or damaged.

Inspect for burned, scratched, corroded, bent or loose wires in the interior of GCU box.

Inspect for burned, scratched, corroded, bent or loose wires in the hydraulic valve block wire.

Inspect for burned, scratched, corroded, bent or loose wires in the wire in battery area wire in battery tray.

Inspect for burned, scratched, corroded, bent or loose wires in the interior of PCU box.

Turn the key switch to the PCU and pull out the red emergency stop button on the GCU and PCU.

Raise the platform to a certain height from the ground.

Move the safety arm to the middle of the scissor shaft sleeve and rotate it down to the vertical state.

Check whether the bolts of the whole machine are loose and make abnormal noise

Check whether the circlip and gasket of the scissor arm are invalid

Check whether the emergency lowering device is normal

Check the platform, fork and chassis for deformation and open weld

Check whether the paint of the complete vehicle falls off

Check whether the safety identification is true or stained

Check whether the manuals and labels are missing, blurred or damaged

Check overall performance and various limit switches.

Sign off on the daily machine maintenance

△! WARNING: it is forbidden to carry out inspection and maintenance when the power is on.

Check the motor at least once every 100 hours or half a year according to the following methods, whichever comes first.

1) External inspection to keep the outer surface of the motor clean.

2) Open the protective cover and clean up the carbon deposit.

3) Check or replace the bearing, and listen carefully to the bearing for abnormal noise during operation.

4) Check the brush wear and replace the brush as appropriate.

2. Fault analysis and troubleshooting

Fault phenomenon Cause Troubleshooting method

Monitor whether the system pressure is normal

Check whether the lift pressure system is normal

Check whether the steering system pressure is normal

Check whether the running system pressure is normal

Check whether any oil pipes and joints are loose

Check the oil cylinder for oil leakage

Check each spool for oil leakage

Check whether the fork oil pipe is fixed firmly

Check whether the walking oil pipe fixing clip is loose