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.