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BRK electronic 4120 AC manual

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Table of contents for the manual

  • Page 1

    USER’S MANUAL SMOKE ALARMS M06-2016-008 08/01 Models 4120SB, 4120B, 4120 AC Powered Ionization Smoke Alarm with Battery Back-Up and Silence Feature Cats. 4120SB, 4120SAB Input: 120V AC, 60Hz, 0.05A AC Powered Ionization Smoke Alarm Cat. 4120 Input: 120V AC, 60Hz, 0.05A Smoke particles of varying number and size are produced in all fires. Ionizati[...]

  • Page 2

    OTHER FEA TURES OF SMOKE ALARMS Battery (DC) operated Smoke Alarms: Provide pro- tection even when electricity fails, provided the batter- ies are fresh and corr ectly installed. Units are easy to install, and do not require pr ofessional installation. AC powered Smoke Alarms: Can be interconnected so if one unit senses smoke, all units alarm. They[...]

  • Page 3

    1 WHERE TO INST ALL SMOKE ALARMS INST ALLING SMOKE ALARMS IN SINGLE-F AMIL Y AND MUL TI-F AMIL Y RESIDENCES The National Fire Protection Association (NFP A), recommends one Smoke Alarm on every floor , in every sleeping area, and in every bedroom. In new construction, the Smoke Alarms must be AC power ed and interconnected. See “Agency Placement [...]

  • Page 4

    2 More specifically , install Smoke Alarms: • On every level of your home, including finished attics and basements. • Inside every bedroom, especially if people sleep with the door partly or completely closed. • In the hall near every sleeping area. If your home has multiple sleeping areas, install a unit in each. If a hall is more than 12 me[...]

  • Page 5

    3 vide reliable early warning protection for those areas separated by a door from the areas pr otected by the required Smoke Alarms. For this r eason, it is r ecommended that the householder consider the use of additional Smoke Alarms for those areas for increased protection. The additional areas include the basement, bedrooms, dining room, furnace[...]

  • Page 6

    4 A VOIDING DEAD AIR SP ACES FOR STANDARD, FLAT CEILINGS FOR PEAKED CEILINGS (i.e. Cathedral ceilings, A-frames) Best Location  (center of ceiling) Acceptable  Location Dead Air Spaces (4" or 102 mm) 4" 4" Do not install top of  smoke alarm lower than  12" (305 mm) from the  wall/ceiling line FOR SLOPED CEIL[...]

  • Page 7

    5 Read “Where T o Install Smoke Alarms” and “Where Not T o Install Smoke Alarms” before beginning. This unit monitors the air , and when smoke reaches its sensing chamber , it alarms. It can give you more time to escape before fire spr eads. This unit can ONL Y give an early warning of developing fires if it is installed, maintained and loc[...]

  • Page 8

    6 Read Before Y ou Install This Smoke Alarm (continued)... Never disconnect the power from an AC powered unit to stop an unwanted alarm. Doing so will disable the unit and remove your protection. In the case of a true unwanted alarm open a window or fan the smoke away from the unit. The alarm will reset auto- matically when it returns to normal ope[...]

  • Page 9

    7 IMPORT ANT INST ALLA TION P ARTS The Mounting Bracket: To r emove the mounting bracket from the Smoke Alarm base, hold the Smoke Alarm base firmly and twist the mounting bracket off. The mounting bracket installs onto the junction box. It has a variety of screw slots to fit most boxes. The Power Connector: The power connector plugs into a power i[...]

  • Page 10

    8 To Unlock The Battery Compartment (Models 4120B and 4120SB Only) Once the Smoke Alarm is installed, you must disconnect it from the AC power before unlocking the battery compartment. ELECTRICAL SHOCK HAZARD. T urn off the power to the area where the Smoke Alarm is installed before removing it fr om the mounting bracket. Failure to turn off the po[...]

  • Page 11

    9 To Unlock the Battery Compartment (continued)... 4. T o relock the battery compartment, close the battery door and reinsert locking pin in lock. 5. Reconnect the power connector to the back of the Smoke Alarm, reattach the Smoke Alarm to the mounting bracket, and restore the power . When replacing the battery , always test the Smoke Alarm before [...]

  • Page 12

    10 This unit is designed to be mounted on any standard wiring junction box up to a 4-inch size, on either the ceiling or wall. Read “Where to Install Smoke Alarms” and “Where Not T o Install Smoke Alarms” before you begin installation. If a junction box is not already in place, install one using standard #12 or #14 gauge solid copper Applia[...]

  • Page 13

    11 INST ALLING A SINGLE (ST AND-ALONE) SMOKE ALARM T ools you will need: Standar d/Flathead screwdriver . ELECTRICAL SHOCK HAZARD. T urn off power to the area where you will install this unit at the cir cuit breaker or fuse box before beginning installation. Failure to turn off the power before installation may r esult in serious electrical shock, [...]

  • Page 14

    12 INTERCONNECTING MUL TIPLE SMOKE ALARMS Interconnected units will only work if they are wir ed to compatible units and all requirements ar e met. This unit is designed to be compatible with: BRK Electronics® Smoke Alarm Models 100S, 2002RAC, 4120, 4120B, 4120SB, 4919, 5919, 5919TH, RM3 (Relay Module); BRK Electronics® Heat Alarm Model HD6135F; [...]

  • Page 15

    13 Interconnecting Multiple Smoke Alarms A Unswitched 120V AC 4 Wire Nut 60 Hz Source BT o Additional Units 5 Junction Box Maximum = 18 (Max. 12 Smoke Alarms) 1 Smoke Alarm 6 Neutral (White) AC Wire 2 Ceiling or W all 7 Interconnect Wir e 3 Power Connector 8 Hot (Black) AC Wire To install and interconnect multiple alarms: 1. Remove mounting bracket[...]

  • Page 16

    14 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 T est feature will be temporarily disabled. This is normal. The “chirping” will stop once the alarm r eturns to normal operation. TESTING AND MAINTENANCE WEEKL Y TESTING NEVER use an open[...]

  • Page 17

    15 Most carbon zinc batteries have an average service life of 1 year; most alkaline batteries have an average serv- ice life of 1-2 years; most Lithium batteries have an average service life of 6-10 years. Actual service life depends on the smoke alarm and the environment in which it is installed. All the batteries specified above are acceptable re[...]

  • Page 18

    16 MODEL 4120SB ONL Y— USING THE SILENCE FEA TURE The Silence feature on this unit can temporarily quiet an unwanted alarm for several minutes. The Silence feature does not disable the unit—it makes it temporarily less sensitive to smoke. For your safety , if smoke around the unit is dense enough to suggest a potentially dangerous situation, th[...]

  • Page 19

    17 PROTECTING YOUR F AMIL Y FROM FIRE Putting up Smoke Alarms is just one step in protect- ing your family from fires. Y ou must also reduce the chance a fire will start in your dwelling, and have a plan for escaping safely if one does. T o have a good fire safety program, you must: Develop a family escape plan and practice it with everyone in your[...]

  • Page 20

    18 WHA T TO DO IN CASE OF FIRE • Don’t panic; stay calm. Follow your escape plan. Y our safe escape may depend on thinking clear- ly and remembering what you have practiced. • Get out of the dwelling as quickly as possible. Don’t stop to get dressed or collect anything. • Feel doors with the back of your hand before opening them to see if[...]

  • Page 21

    19 TROUBLESHOOTING ELECTRICAL SHOCK HAZARD. Always TURN OFF POWER before checking connections or disconnecting any Smoke Alarm! Problem.... Y ou should... Smoke Alarm sounds when • Clean the Smoke Alarm. (See “T esting and Maintenance.”) no smoke is visible. • Check the location of the Alarm. (See Where T o Install Smoke Alarms.”) • Che[...]

  • Page 22

    20 SPECIAL COMPLIANCE CONSIDERA TIONS This unit alone is not a suitable substitute for complete fire detection systems in places housing many people—like apartment buildings, condominiums, hotels, motels, dormitories, hospitals, long-term health care facilities, nursing homes, day care facilities, or gr oup homes of any kind—even if they were o[...]

  • Page 23

    21 LIMIT A TIONS OF SMOKE ALARMS Smoke alarms have played a key role in reducing deaths resulting from home fir es worldwide. However , like any warning device, smoke alarms can only work if they are properly located, installed, and maintained, and if smoke reaches them. They are not foolpr oof. Smoke Alarms cannot work without power . Battery oper[...]

  • Page 24

    22 Coverage: BRK Brands, Inc. ("BRK") the maker of BRK Electronics ® brand products, warrants that for a period of 10 years from the date of purchase, this product will be fr ee from defects in material and workmanship. BRK, at its option, will repair or replace this pr oduct or any component of the product found to be defective during t[...]