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3 trouble analysis, Table 9: preventive maintenance schedule – Clary SP170-PDA User Manual

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BATTERY RECYCLING

• The batteries used in this equipment are recyclable. Proper disposal is required and mandated

by law. The batteries contain lead and pose a hazard to the environment and human health if
not dispose of properly.

• Refer to local codes for proper disposal requirements or return the batteries to the factory.

• ALWAYS contact the factory for information concerning shipment, disposal, or replacement of

batteries.


Table 9: PREVENTIVE MAINTENANCE SCHEDULE
Item Schedule

Actions


Cleaning

6 Mos.

Blow out unit with air.


Battery

6 Mos.

Clean terminals and check for corrosion.


Fans

6 Mos.

Check for proper operation.

5.3

Trouble Analysis

Unit does not power up:

• Make sure Bypass Switch is in the UPS position.

• Make sure UPS Module is seated properly.

No Backup when utility power is lost:

• Make sure DC breaker is in the “ON” position.
• Make sure the Bypass switch is in the “UPS” position.

• Check

Batteries.

On turn on, Unit goes through startup sequence then goes into alarm and inverter does not turn on:

• Possible bad inverter.

• Load on unit may be over Max. rating.

Unit in Alarm, but is still operating OK:

• Possible over temp.

• Check fans in the unit to make sure they are running.

In On-line operation, intersection goes into flash when utility power is loss:

• Check UPS for proper installation and wiring.

• Relay Contacts may not be programmed properly.