BRK electronic 4120SB, 4120 AC user manual Installing a Single STAND-ALONE Smoke Alarm

Models: 4120 AC 4120SB

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INSTALLING A SINGLE (STAND-ALONE) SMOKE ALARM

Tools you will need: Standard/Flathead screwdriver.

ELECTRICAL SHOCK HAZARD. Turn off power to the area where you will install this unit at the circuit breaker or fuse box before beginning installation. Failure to turn off the power before installation may result in serious electrical shock, injury or death.

To install this unit, follow these steps:

1.Remove the mounting bracket from the base, and attach it to the junction box.

2.Using wire nuts, connect the power connector to the household wiring.

Connect the white wire on the power connector to the neutral wire in the junction box.

Connect the black wire on the power connector to the hot wire in the junction box.

Tuck the orange wire inside the junction box. It is used for interconnect only.

3.Plug the power connector

into the back of the Smoke Alarm.

4.Position the base of the Smoke Alarm over the mounting bracket and turn. The Alarm can be posi- tioned over the bracket every 60°. Turn the Smoke Alarm clockwise (right) until the unit is in place.

5.If you are only installing one unit, restore power to the junction box.

ELECTRICAL SHOCK HAZARD. Do not restore power until all Smoke Alarms are completely installed. Restoring power before installation is complete may result in serious electrical shock, injury or death.

6.Make sure the unit is receiving AC power. Under normal operation, the Green power indicator light will shine continuously.

7.If the Green power indicator light does not light,

TURN OFF POWER TO THE JUNCTION BOX and recheck all connections. If all connections are correct and the Green power indicator still does not light when you restore the power, the unit should be replaced immediately.

Model 4120SB Only: During installation, if you accidentally press the Silence button, the alarm will “chirp” once a minute for up to 15 minutes and the Test feature will be temporarily disabled. This is normal.

The “chirping” will stop once the alarm returns to normal operation.

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BRK electronic 4120SB, 4120 AC Installing a Single STAND-ALONE Smoke Alarm, To install this unit, follow these steps