Still RX50-18 Warning Light Symbols and What They Mean

The Still RX50-18 is a compact, three-wheel electric forklift designed for agile operation in tight warehouse spaces. Its instrument cluster provides essential feedback on system status and safety to keep operators informed and the truck running efficiently.

How to read the colors: Red lights signal immediate hazards requiring the forklift to be stopped, amber lights indicate caution and the need for prompt attention, while green and blue lights denote normal operation or active features.

Still RX50-18 Warning Light Symbols

SymbolNameColorWhat it meansWhat to do
Master Warning (Stop)REDA major system fault has been detected on the RX50-18, such as a severe electrical or hydraulic failure.Safely stop the forklift and consult the service manual or contact Still support.
Master CautionAMBERA non-critical issue has been detected, such as a minor sensor fault or system irregularity.Check the display for further information and address the indicated issue soon.
Battery / ChargingREDThe RX50-18’s traction battery voltage is critically low or not charging.Return to the charging station immediately to avoid unplanned shutdown.
Battery Discharge (BDI)AMBERThe battery discharge indicator shows the RX50-18’s battery is nearing its minimum safe operating level.Plan to recharge the battery soon; avoid heavy lifting until recharged.
Hydraulic SystemAMBERA hydraulic system issue, such as low oil level or overheating, has been detected.Inspect hydraulic oil level and system for leaks before continuing operation.
Hydraulic OilAMBERHydraulic oil temperature is high or oil level is low in the RX50-18.Stop lifting operations and check hydraulic oil condition and quantity.
Overload / CapacityREDThe RX50-18 has detected a load above its rated capacity.Lower the load immediately and reduce weight to within specification.
Mast / Lift LimitAMBERThe mast has reached its maximum lift height or a lift limit switch has been activated.Do not attempt to raise the forks further; lower the load if necessary.
PParking BrakeREDThe parking brake on the RX50-18 is engaged while attempting to drive.Release the parking brake before moving the forklift.
Brake SystemAMBERA brake system fault or wear has been detected.Inspect brakes before further use and schedule maintenance if necessary.
Service / Hour MeterAMBERScheduled service interval has been reached based on operating hours.Arrange for routine maintenance as soon as possible.
Work LightsBLUEThe RX50-18’s work lights are switched on for better visibility.No action needed unless lights are not required.
Beacon / Rotating LightAMBERThe safety beacon is active, indicating the forklift is in operation.No action needed; ensure beacon is functioning for safety.
Fasten Seat BeltREDThe operator seat belt is not fastened while the RX50-18 is powered.Fasten your seat belt before operating the forklift.

14 symbols shown. Icons follow ISO 2575 dashboard standards; exact graphics vary by model year.

Most Important Warning Lights

Overload / Capacity

Common causes

  • Lifting a load heavier than rated capacity
  • Incorrect load distribution
  • Faulty load sensor

What to do

Immediately lower the load and verify it is within the RX50-18’s rated capacity. If the warning persists without a heavy load, have the load sensor checked by a Still technician.

Battery / Charging

Common causes

  • Battery deeply discharged
  • Charger not connected
  • Faulty battery or charging circuit

What to do

Cease operation and connect the RX50-18 to its charger. If the battery does not charge, inspect connections and contact Still service for battery diagnostics.

Hydraulic System

Common causes

  • Low hydraulic oil level
  • Hydraulic leak
  • Overheated hydraulic fluid

What to do

Check and top up hydraulic oil if necessary. Inspect for leaks around hoses and cylinders; if overheating occurs, allow the system to cool before resuming work.

Brake System

Common causes

  • Worn brake pads
  • Brake fluid leak
  • Malfunctioning brake switch

What to do

Inspect the RX50-18’s brakes for wear and leaks. Address any faults immediately to ensure safe operation, and contact service if repairs are needed.

Fasten Seat Belt

Common causes

  • Operator not wearing seat belt
  • Faulty seat belt switch
  • Disconnected seat belt wiring

What to do

Ensure the seat belt is fastened properly. If the light remains on when buckled, have the seat belt switch inspected by a qualified technician.

Frequently Asked Questions

What should I do if the Battery Discharge Indicator turns on during a shift?

Plan to return the RX50-18 to the charging station soon, and avoid heavy lifting until the battery is recharged.

Why did the Overload warning activate when lifting a normal pallet?

The load sensor may be detecting an uneven load or may require calibration; always check load positioning and contact service if the warning persists.

How often does the RX50-18 require scheduled maintenance?

Service intervals are based on operating hours; refer to the hour meter indicator and follow the Still maintenance schedule.

Can I continue operating if the hydraulic oil warning appears?

It's best to stop and check the hydraulic oil level and condition before continuing to prevent possible damage.

Why does the seat belt warning stay on even after fastening?

There may be a fault with the seat belt switch or wiring; have it checked by a Still technician to ensure safety systems function correctly.