Fuji Electric ZSS-8 Series Instruction Manual page 10

8. Limited-life parts and consumable parts
This product contains the following limited-life parts and consumable parts which may affect the service life
of the product itself.
(1) Aluminum electrolytic capacitors
 Design life: Design life: 10 years under general working conditions (annual average of ambient tem-
perature: 30°C)
 Symptoms when a capacitor loses its capacity: deterioration of power quality, malfunction
 Factors which affect battery life: temperature. The life is shortened by half when the temperature rises
by 10°C. (Arrhenius' law)
 Replacement: Estimate the lifetime of capacitor according to your operating environment, and have
the capacitor replaced or overhauled at appropriate time, at least once in 10 years. Do not use capaci-
tors beyond its lifetime. Otherwise, electrolyte leakage or depletion may cause odor, smoke, or fire.
Please contact Fuji Electric or its service providers when an overhaul is required.
(2) LCD
 Design life: approximately three years for continuous use
 Symptoms when depleted: the display may have some kind of problem, or the backlight may not work.
 Factors which affect battery life: temperature
The life is shortened by half when the temperature rises by 10°C. (Arrhenius' law)
 Replacement: Estimate the lifetime according to your operating environment, and replace it at appro-
priate time.
(3) Backup battery for clock (CR1220)
 The clock does not use the battery during the primary power supply.
 Replacement: when the total time that no primary power is supplied has exceeded five years.
9. Spare parts and accessories
Refer to "2. CHECKING DELIVERED ITEMS" or "7. MAINTENANCE" for details.
10. Period for repair and provision of spare parts after product discontinuation (maintenance period)
The discontinued models (products) can be repaired for five years from the date of discontinuation. Also,
most spare parts used for repair are provided for five years from the date of discontinuation. However, some
electric parts may not be obtained due to their short life cycle. In this case, repair or provision of spare parts
may be difficult even in the above period.
Please contact Fuji Electric or its service providers for further information.
INZ-TN8ZSS-E
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