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Maintenance
7-1 Maintenance and Inspection
7-1-1 Maintenance cautions
• Always turn OFF the power before cleaning the unit.
• Never use thinner, benzene, or other organic solvents to clean the unit.
• Use a clean, soft cloth to wipe off any dirt that adheres to the unit.
7-1-2 Main inspection items
Inspect the unit regularly to maintain performance and enable optimum use. The main inspec-
tion items are as follows:
• Have any input / output terminals become loose or come OFF?
• Is the supplied power within the rated voltage range (24V DC ±10%)?
• Is the ambient operating temperature within the specified range (-10 to +45% RH)?
• Is the ambient operating humidity within the specified range (35 to 85% RH)?
7-2
WUME-SCHG1C-4
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