3. MAINTENANCE
As routine maintenance, this emergency
ensure it is working. The following schedule is
recommended.
1. Visually inspect the charging indicator light
monthly. It must be illuminated.
2. Test operation of the circuit at 30 day intervals
for a minimum of 30 seconds. The lamp should
operate.
3. Conduct a 90 minute discharge test once a
year. The lamp should operate for 90 minutes.
CAUTION:
To reduce the risk of electrical
shock, disconnect the AC input and inverter
before servicing.
TYPICAL TEST INSTALLATION
FIG.3
SEE REVERSE FOR
TEST & MAINTENANCE RECORDS
CHART
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