KUKA Robot Controller KR C4 CK NA

NOTE: Maintenance work must be performed at the specified maintenance intervals after commissioning at the customer’s plant

Precondition: The robot controller must be switched off and secured to prevent unauthorized persons from switching it on again

The power cable is de-energized

WARNING: Cables routed from power supply connection X1 to the main switch are energized even when the main switch is switched off! This mains voltage can cause life-threatening injuries on contact

Unplug fan connector X14 on the CCU

Remove the screws of the cable inlet

Swivel back the cable inlet and pull out the connecting cable

NOTE: Maintenance work must be performed at the specified maintenance intervals after commissioning at the customer’s plant

Activity - Check the function of the output “Local Emergency Stop”

1.Press the local EMERGENCY STOP device. Activity - Check the function of the output “Operator safety acknowledged”

1. Set operating mode to Automatic or Automatic External

2. Open operator safety (safeguard)

Activity - Check the function of the output “Switch on periphery”!

1. Set operating mode to Automatic or Automatic External

2. Open operator safety (safeguard)

- Checking the transient limiter

1. Check the functional defect indicator. A defective transient limiter is indicated by a red functional defect indicator and must be exchanged

2. Press both module release buttons on the defective transient limiter and pull it out of the base module

3. Plug in a new transient limiter and lock it firmly in place

1. Check communication status LED group

2. Check KSP device status LED group

3. Check axis control LED group

Precondition: The robot controller must be switched off and secured to prevent unauthorized persons from switching it on again. The controller has been shut down. The power cable is de-energized. Observe the ESD guidelines.

WARNING: Cables routed from power supply connection X1 to the main switch are energized even when the main switch is switched off! This mains voltage can cause life-threatening injuries on contact.

Work regulations: The manufacturer’s instructions must be observed when using cleaning agents for cleaning work. It must be ensured that no cleaning agents enter electrical components. Do not use compressed air during cleaning work. Do not spray with water.

Loosen and vacuum up any dust deposits

Clean robot controller with a cloth soaked with a mild cleaning agent

Clean cables, plastic parts and hoses with a solvent-free cleaning agent

Replace damaged, illegible or missing inscriptions, labels and plates

Sign off on the robot controller cleaning

NOTE: Maintenance work must be performed at the specified maintenance intervals after commissioning at the customer’s plant

1. Depending on installation conditions and degree of fouling, clean the heat exchanger with a brush

2. Depending on installation conditions and degree of fouling, clean the internal fans with a brush

3. Depending on installation conditions and degree of fouling, clean the heat sinks of the KPP, KSP and low-voltage power supply unit with a brush

4. Depending on installation conditions and degree of fouling, clean the external fans with a brush;