Universal Robots UR12e User Manual page 187

14. Maintenance and Repair
Description Test periodically to determine if stopping performance is degraded. Increased stopping
times can require safeguarding to be modified, possibly with changes to the installation.
If stop time and/or stop distance safety functions are used and are the basis of the risk
reduction strategy, no monitoring or testing of stopping performance is required. The
robot does continuous monitoring.
14.2. Robot Arm Cleaning and Inspection
Description As part of regular maintenance the robot arm can be cleaned, in accordance with the
recommendations in this manual and local requirements.
Cleaning To address the dust, dirt, or oil on the robot arm and/or Teach Pendant, simply use a cloth
Methods alongside one of the cleaning agents provided below.
Surface Preparation: Before applying the below solutions, surfaces may need to be
prepared by removing any loose dirt or debris.
Cleaning agents:
Application: The solution is typically applied to the surface that needs cleaning using a
spray bottle, brush, sponge, or cloth. It can be applied directly or diluted further depending
on the level of contamination and the type of surface being cleaned.
Agitation: For stubborn stains or heavily soiled areas, the solution may be agitated using
a brush, scrubber, or other mechanical means to help loosen the contaminants.
Dwell Time: If necessary, the solution is allowed to dwell on the surface for a up to 5
minutes to penetrate and dissolve the contaminants effectively.
Rinsing: After the dwell time, the surface is typically rinsed thoroughly with water to
remove the dissolved contaminants and any remaining cleaning agent residue. It's
essential to ensure thorough rinsing to prevent any residue from causing damage or
posing a safety hazard.
Drying: Finally, the cleaned surface may be left to air dry or dried using towels.
User Manual
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Water
•
70% Isopropyl alcohol
•
10% Ethanol alcohol
•
10% Naphtha (Use to remove grease.)
WARNING
DO NOT USE BLEACH in any diluted cleaning solution.
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