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S&C Instruction Sheet 653-502
Maintenance
Quarterly Maintenance
DANGER
The PureWave UPS System must be de-energized before performing maintenance on
the equipment. Refer to the battery manufacturer maintenance documents to ensure
proper battery maintenance and protection against serious injury or even death.
Proper personal protective equipment (PPE) must be used.
Preparation
¨
Review the steps in this procedure to prepare the proper tools and test equipment that
will be needed to complete the tasks.
¨
Bring site-specific schematics and familiarize yourself with when and how you will
isolate the circuits during the maintenance.
¨
Coordinate with the site facilitator to obtain keys for locks (if applicable) to unlock the
doors to the PureWave UPS System enclosure(s).
¨
Confirm with the site facilitator that the PureWave UPS System is de-energized before
conducting maintenance on the system.
¨
Verified By:_________________________ Date: ___________
Required Tools
¨
Shop vacuum
¨
Rags or paper towels
¨
General purpose cleaner (e.g. Simple Green)
¨
Personal protective equipment
¨
Insulated ½-inch wrench or socket
¨
Standard insulated hand tools (wrench and flat-head screwdriver)
¨
DAP concrete sealant
¨
PureWave UPS System enclosure touch-up paint
¨
Verified By:_________________________ Date: ___________
Arrival
¨
Jobsite name:
_______________________________________
¨
Discuss maintenance plan with the local jobsite facilitator.
Record the following information:
¨
System state: _______________________________________
¨
List any active alarms: _______________________________
¨
Verified By:_________________________ Date: ___________
DANGER
The PureWave UPS System must be de-energized before performing maintenance on
the equipment. Failure to do so can result in serious injury or even death.
Maintenance should only be conducted by S&C Electric Company personnel or person-
nel who are properly trained by S&C Electric Company.
¨
Follow these steps for the PureWave UPS System enclosure:
¨
Visually inspect the outside of the enclosure for signs of deterioration or rust.
¨
Rust found?
YES
or
NO
(circle one)
¨
If yes, clean the rust and paint using the correct paint color for the enclosure.
¨
If deterioration or rust is found, but not cleaned and painted, why?
¨
_____________________________________________________________________________
¨
Inspect the enclosure doors. Verify the door seals are intact by closing each door.
¨
Inspect the seals between the enclosure and concrete. Reseal any cracks with DAP
®
concrete sealant.