ETC SR12D Installation Manual page 31

Sensor Delta Dimming Installation Guide
Checking individual dimmer operation
1. Open the dimmer rack door. All dimmer module Signal LEDs should be on.
2. Set one dimmer circuit breaker to On and check these functional
indications:
The dimmer's lighting loads are on (if visible)
The rack cooling fan is running
Dimmer hum increases slightly
Power LED lights (AF modules only)
3. Set the circuit breaker to Off, and repeat Step 2 with the next dimmer
module.
4. If all indications are normal after testing the dimmer modules, the rack is
functional.
5. Remove power at the main circuit breaker or by turning all Auxiliary Bay
disconnect switches to Off.
6. Open the rack door, release the module safety stopps and remove the
CEM ( See Releasing and securing module safety stops on page 11.)
7. Set the Test switch to Off (See Figure 35 on page 30).
8. Replace the CEM, reset the module safety stops and close the rack door.
9. Turn all the Auxiliary Bay dimmer circuit breakers to On.
10. If possible, apply power and test your system with the facility control
system
11. Deliver all ETC documentation to the system operator.
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