Maintenance
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7. Maintenance
7.1 Working Environment
Placed the instrument on a clean non-vibrational table, the optimum
environment as follow: the temperature is between 5℃ to 35℃, the humidity is
no more than 85%, avoid direct strong light and air flow, the voltage stability is
greater than ±10% and the frequency stability is greater than ±1% of the power
supply, no strong magnetic field near the instrument. Always allow the instrument
to warm up for 20 minutes prior before do any test.
7.2 Replace Tungsten Lamp
CAUTION: HIGH VOLTAGE
1. Turn off and unplug the instrument.
2. Remove the cuvette holder rod by unscrewing the rod counterclockwise.
3. Remove the all screws around the sides of the spectrophotometer. Show in
Figure 7.1.
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