Maintenance And Replacement; Cleaning; Inspection - Omron CJ1W-CORT21 Operation Manual

6 Troubleshooting and Maintenance
6-6

Maintenance and Replacement

This section describes the routine cleaning and inspection recommended as regular maintenance as
well as the Unit replacement procedure.
6-6-1

Cleaning

Clean the User Defined CAN Units regularly as described below in order to keep the network in its opti-
mal operating condition.
• Wipe the Unit daily with a dry, soft cloth.
• When a spot can't be removed with a dry cloth, dampen the cloth with a neutral cleanser (2% solu-
tion), wring out the cloth, and wipe the Unit.
• A smudge may remain on the Unit from gum, vinyl, or tape that was left on for a long time. Remove
the smudge when cleaning.
Precautions for Correct Use Precautions for Correct Use
Never use volatile solvents such as paint thinner, benzene, or chemical wipes. These sub-
stances could damage the surface of the Unit.
6-6-2

Inspection

Be sure to inspect the system periodically to keep it in its optimal operating condition. In general,
inspect the system once every 6 to 12 months, but inspect more frequently if the system is used with
high temperature or humidity or under dirty/dusty conditions.
Inspection Equipment
Prepare the following equipment before inspecting the system.
 Required Equipment
Have a standard and Phillips-head screwdriver, multimeter, alcohol, and a clean cloth.
 Equipment Required Occasionally
Depending on the system conditions, a synchroscope, oscilloscope, thermometer, or hygrometer (to
measure humidity) might be needed.
6-16
CJ-series User Defined CAN Unit Operation Manual for NJ-series CPU Unit (W517)