Hitachi HF-W6500, Instruction Manual

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6. CHECKUP AND MAINTENANCE
6-4
6.2 Periodic Checkup
The table below shows how to check up the Equipment periodically. A qualified
maintenance personnel must conduct this periodical checkout. Include the checkout time in
the system operation schedule.
Table 6-1 Periodic Checkup
Checkup item Frequency Note
Collection of logging information Once per year
Inspection and cleaning for the components
• Inspection and cleaning for inside and
outside of the equipment
• Inspection of fan rotation, dust removal
• Removal of foreign objects that have
entered the equipment
• Other general inspection items
Once per year
Replacing dust filters Once per year
Measuring the power voltage Once per year
Operation check
• Operation check of switches and indicators
• Operation check by using test programs
Once per year
Periodic replacement of replacement
components (*)
As required
Routine checkup
• Cleaning the keyboard
• Cleaning dust filters
Between once
per month and
once per three
months
For details, see section “6.1
Daily Checkup”.
(*) For details about how to handle replaceable components, see “APPENDIX HANDLING
REPLACEABLE COMPONENTS”.