
To confirm your HILTI C 4-36 MC4 Multi-Bay Lithium-Ion Pack Charging Station is charging properly, observe these indicators:
Supply Voltage LED: A solid green LED on the charger indicates it is powered and ready to charge.
Battery Charge State LEDs (on the battery): These LEDs show the battery's charge level:
Charge Status LED: This LED on the charger blinks during charging and becomes solid when the battery is fully charged.
Battery Temperature LED: A blinking LED on the charger indicates the battery temperature is outside the permissible range (too hot or cold). Consult the Hilti manual or Hilti Service for troubleshooting if issues arise.


