Bosch Appliances Smoke Alarm D1257RB User Manual

D1255RB/D1256RB/D1257RB | Installation Instructions | 3.0 

Installation 

 

 

6 

Bosch Security Systems, Inc. | 8/06 | F01U011791B 

 

3.3 Installation 

Procedure 

1.

 

Power down the control panel. 

2.

 

Using a small flat-bladed screwdriver, gently push 
the two bottom tabs up and in to release the 
enclosure base. Refer to Figure 2. 

 

Use caution to avoid damage to the tabs 
and hinges. 

 

Figure 2: 

Releasing the Enclosure Base 

 

3.

 

Gently lift the unit from the enclosure base as the 
tabs are pushed in. 

 

Figure 3: 

Lifting the Keypad from the Enclosure 
Base 

 

 

4.

 

Gently pull the keypad apart from the enclosure 
base at the top hinges. 

Figure 4: 

Removing the Enclosure Base 

 

 

5.

 

Lift and remove the red cover. 

 

Figure 5: 

Lifting the Red Cover