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1600EP Series Instruction Manual
Preventive Maintenance/Parts Replacement
Preventive Maintenance
Toshiba 1600EP Series of uninterruptible power systems have been designed to provide years of trouble-
free operation requiring a minimum of preventive maintenance.
The best preventive measure that the UPS user can take is to keep the area around the unit, particularly
the air inlet vents, clean and free of moisture and dust accumulations. If the atmosphere of the installation
site is very dusty, use a vacuum cleaner to periodically remove dust accumulations around and from the
unit.
CAUTION
routine maintenance or service on this equipment other than those preventive
maintenance details which are described directly above this caution.
Parts Replacement
The following list shows recommended intervals for periodic replacement of certain UPS parts:
Aluminum electrolytic capacitors: Replace once every 5 years.
Fuses: Replace once every 7 years.
Cooling fan: When operated in an ambient temperature of 86 °F (30 °C) to 104 °F (40°
C), replace every 3.5 years. When operated in an ambient temperature of less than 86 °F
(30 °C) , replace every 5 years.
Batteries: In order to maintain system reliability, the UPS batteries should be replaced on a
regular schedule. To ensure reliable operation, all of the batteries should be replaced at the
same time. Use the following chart for replacement:
UPS BATTERY REPLACEMENT
BATT AMB TEMP AVERAGE LIFETIME (% REDUCED)
68 – 77 °F (20 – 25 °C) Approximately 5 yrs. 0%
86 °F (30 °C) Approximately 3.5 yrs. 30%
95 °F (35 °C) Approximately 2.5 yrs. 50%
104 °F (40 °C) Approximately 1.8 yrs. 66%
113 °F (45 °C) Approximately 1.25 yrs. 75%
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