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288-3557-01

 THD

©2014 UNIVERSAL SECURITY INSTRUMENTS, INC., Rev. 07/2015

Printed in China

11407 Cronhill Drive, Suite A

Owings Mills, Maryland 21117 USA

Visit Us on the Web! 

www.UniversalSecurity.com 

MODEL MI3050S TEN-YEAR LIMITED WARRANTY

USI Electric, Inc. /Universal Security Instruments, Inc. (“USI”)  warrants this product to be 
free from defects in material and workmanship for a period of 10 (ten) years from the date 
of purchase. 

This warranty shall not apply to any damage which may be caused by the sealed 

batteries used in this product. This warranty applies only to the original consumer purchaser and 
only to products used in normal residential use and service. If this product is found to be defective, 
USI’s only obligation, and your exclusive  remedy, is the repair or replacement of the product, at 
USI’s discretion, provided that the product has not been damaged through misuse, abuse, accident, 

modification, alteration, neglect or mishandling. This Warranty shall not apply to any product which 

is found to have been improperly installed, set-up, or used in any way not in accordance with the 
instructions supplied with this product.

ALARM RETURNS

For replacement of this alarm under the terms of this Warranty, contact the Customer Service 
Department at 800-390-4321 extension 238 to obtain the current postage and handling fees. 

USI 

does not warrant, and specifically disclaims any warranty, whether express or implied, of 
fitness for a particular purpose, other than the warranty contained herein. No implied warranty 
on this product, created by state law, shall extend beyond the term of this warranty unless 
such law otherwise provides. USI specifically disclaims any liability and shall not be liable 
for any consequential or incidental loss or damage, including, but not limited to, damages 
to any equipment with which this product is used. 

Some states do not allow the exclusion or 

limitation of incidental or consequential damages, so the above limitations or exclusions may not 
apply to you. No agent, representative, dealer, or employee of the company has the authority to 

increase or alter the obligations or terms of this Warranty. This Warranty gives you specific legal 

rights and you may also have other rights which vary from state to state. This Warranty is only valid 
for merchandise purchased from outlets in the United States and Canada. This warranty expires 
upon product end-of-service life signal.

Содержание MC304S

Страница 1: ...ot require battery changes The tamper proof permanent power sealed battery which will last for approximately 10 years This manual in cludes important information regarding where to install the alarm how to operate maintenance testing and product features It also in cludes tips and information which can help protect you and your family Conforms to UL Std 217 Single Station Smoke Alarm UNIVERSAL SMO...

Страница 2: ...ure their lives and properties l SMOKE ALARMS CANNOT DETECT FIRES IF THE SMOKE DOES NOT REACH THEM Smoke from fires may not reach the sensing chamber and set off the alarm One alarm should be installed inside each bedroom or sleeping area Do not obstruct airflow around the smoke alarm or place in areas of obstructed airflow l BEAWARE OF VARIOUS SITUATIONSAGAINST WHICH THE SMOKEALARM MAY NOT BE EFF...

Страница 3: ... 4 in 102 mm vertically to the peak Sloped Ceilings Shed Ceilings Smoke alarms or smoke detectors mounted on a sloped ceiling having a rise greater than 1 ft in 8 ft 1 m in 8 m horizontally shall be located within 36 in 914 mm of the high side of the ceiling but not closer than 4 in 102 mm from the adjoining wall surface Tray Shaped Ceilings Smoke Alarms or smoke detectors shall be installed on th...

Страница 4: ...ed battery cannot be replaced Failure to properly install and activate this alarm will prevent proper operation of this alarm and will prevent its response to fire hazards Test the alarm following installation and weekly thereafter The built in test switch accurately tests the alarm operation as required by ANSI UL217 Standards for Safety If at any time you test the alarm and it does not perform a...

Страница 5: ...t button should sound the alarm immediately after it is pressed There are special conditions that when you press the Test Silence button you will experience a delay of approx 10 15 seconds before the alarm sounds This delay occurs if the Test Silence button is pressed during a self diagnostic period This may occur after initial power up Retest after 10 15 seconds ALARM ORIGINATION The QUICK FIND f...

Страница 6: ...e alarm DO NOT paint the alarm Doing so may permanently damage the alarm and interfere with alarm s ability to sense smoke The outside can be wiped with a damp cloth DO NOT use any household cleaning agents solvents or sprays including compressed gas dusters or any other chemical on or near your alarm DO NOT disassemble or attempt to clean inside the alarm This alarm contains no serviceable parts ...

Страница 7: ... is located in the mounting bracket of the alarm See Figure2 3 Use a small flat blade tool to remove the deactivation key breakaway from the mounting bracket 4 Push tip of key into the deactivation slot keyhole outline on label and insert fully 5 Turn key clockwise to the off position slowly until you feel the switch actuate and the key stops turning 6 This will discharge the alarm battery and sto...

Страница 8: ...rm Code NFPA 72 reads as follows 11 5 1 Required Detection Where required by applicable laws codes or standards for a specific type of occupancy approved single and multiple station smoke alarms shall be installed as follows 1 In all sleeping rooms and guest rooms 2 Outside of each separate dwelling unit sleeping area within 6 4 m 21 ft of any door to a sleeping room the distance measured along a ...

Страница 9: ...THIS PRODUCT CONFORMS TO UL STANDARD 217 FOR SAFETY 3 Beeps 2 second pause Repeat Blinks On in sync with Horn If hazard is identified please take all precautions if an alarm sounds by calling an Emergency Service and getting out of the home 3 Beeps 2 second pause Repeat Silence Feature is activated by pressing and releasing the Test Silence button on the initiating alarm while in alarm condition S...

Страница 10: ...supplied with this product ALARM RETURNS For replacement of this alarm under the terms of this Warranty contact the Customer Service Department at 800 390 4321 extension 238 to obtain the current postage and handling fees USI does not warrant and specifically disclaims any warranty whether express or implied of fitness for a particular purpose other than the warranty contained herein No implied wa...

Страница 11: ... 8 Warranty Back Cover READ ALL INSTRUCTIONS THANK YOU for purchasing this smoke and fire alarm This alarm does not require battery changes It has a permanent power sealed battery which will last for approximately 10 years This manual includes important information regarding where to inst all the alarm how to operate maintenance testing and product features It also includes tips and information wh...

Страница 12: ...TS CHILDREN PLAYING WITH MATCHES NATURAL CAUSES SUCHAS LIGHTNING ORARSON FIRE PREVENTION IS YOUR BEST SAFEGUARD INSTALLING SMOKE ALARMS MAY MAKE YOU ELIGIBLE FOR LOWER INSURANCE RATES BUT SMOKE ALARMS ARE NOT A SUBSTITUTE FOR INSURANCE Homeowners and renters alike should continue to insure their lives and properties SMOKE ALARMS CANNOT DETECT FIRES IF THE SMOKE DOES NOT REACH THEM Smoke from fires...

Страница 13: ... in 102 mm vertically to the peak Sloped Ceilings Shed Ceilings Smoke alarms or smoke detectors mounted on a sloped ceiling having a rise greater than 1 ft in 8 ft 1 m in 8 m horizontally shall be located within 36 in 914 mm of the high side of the ceiling but not closer than 4 in 102 mm from the adjoining wall surface Tray Shaped Ceilings Smoke Alarms or smoke detectors shall be installed on the ...

Страница 14: ...ailure to properly inst all and activate this alarm will prevent proper operation of this alarm and will prevent its response to fire hazards Test the alarm following installation and weekly thereafter The built in test switch accurately tests the alarm operation as required by ANSI UL217 Standards for Safety If at any time you test the alarm and it does not perform as described replace it immedia...

Страница 15: ... button should sound the alarm immediately after it is pressed There are special conditions that when you press the Test Silence button you will experience a delay of approx 10 15 seconds before the alarm sounds This delay occurs if the Test Silence button is pressed during a self diagnostic period This may occur after initial power up Retest after 10 15 seconds ALARM ORIGINATION The QUICK FIND fe...

Страница 16: ...ris DO NOT use spray cleaning chemicals or insect sprays directly on or near the alarm DO NOT paint the alarm Doing so may permanently damage the alarm and interfere with alarm s ability to sense smoke The outside can be wiped with a damp cloth DO NOT use any household cleaning agents solvents or sprays including compressed gas dusters or any other chemical on or near your alarm DO NOT disassemble...

Страница 17: ...arm cannot be attached to the bracket 8 Be sure to install a new alarm REPAIRS AND SERVICES This smoke alarms contains less than 1 microcurie 37 kilobecquerel ofAmericium 241 a radioactive material The distribution of these ionization type smoke alarms is licensed by the U S Nuclear Regulatory Commission the consumer is exempt from any licensing or requirement s If the smoke alarm is defective in ...

Страница 18: ...RM SOUNDS o Leave immediately by your plan of escape Every second counts so don t waste time getting dressed or picking up valuables o In leaving don t open any inside door without first feeling its surface If hot or if you see smoke seeping through cracks don t open that door Instead use your alternate exit If inside door is cool place your shoulder against it open it slightly and be ready to sla...

Страница 19: ...UL STANDARD 217 FOR SAFETY 3 Beeps 2 second pause Repeat Blinks On in sync with Horn If hazard is identified please take all precautions if an alarm sounds by calling an Emergency Service and getting out of the home 3 Beeps 2 second pause Repeat Silence Feature is activated by pressing and releasing the Test Silence button on the initiating alarm while in alarm condition Silence mode will last for...

Страница 20: ...with the instructions supplied with the product ALARM RETURNS For replacement of this alarm under the terms of this Warranty contact Customer Service at 1 800 390 4321 Ext 238 for current postage and handling fees USI DOES NOT W ARRANT AND SPECIFICALLY DISCLAIMS ANY WARRANTY WHETHER EXPRESS OR IMPLIED OF FITNESS FOR A PARTICULAR PURPOSE OTHER THAN THE W ARRANTY CONTAINED HEREIN NO IMPLIED WARRANTY...

Страница 21: ... is intended to temporarily silence the alarm while the problem is identified and corrected Open a window or fan the CO away from the alarm The alarm will reset automatically when it returns to normal operation The alarm will stop sounding automatically Actuation of your CO Alarm indicates the presence of carbon monoxide CO which can kill you In other words when your CO Alarm sounds you must not i...

Страница 22: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 23: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 24: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 25: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 26: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 27: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 28: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 29: ...nternal air 5 Vent pipe connections vibrating loose from clothes dryers furnaces or water heaters 6 Obstructions in or unconventional vent pipe designs which can amplify the above situations These placement recommendations are intended to keep alarms at a reasonable distance from a fuel burning source and reduce unwanted nuisance alarms Nuisance alarms may occur if an alarm is placed directly next...

Страница 30: ...silence feature is intended to temporarily silence the alarm while the problem is identified and corrected Open a window or fan the CO away from the alarm The alarm will reset automatically when it returns to normal operation The alarm will stop sounding automatically Actuation of your CO Alarm indicates the presence of carbon monoxide CO which can kill you In other words when your CO Alarm sounds...

Страница 31: ...silence feature is intended to temporarily silence the alarm while the problem is identified and corrected Open a window or fan the CO away from the alarm The alarm will reset automatically when it returns to normal operation The alarm will stop sounding automatically Actuation of your CO Alarm indicates the presence of carbon monoxide CO which can kill you In other words when your CO Alarm sounds...

Страница 32: ...silence feature is intended to temporarily silence the alarm while the problem is identified and corrected Open a window or fan the CO away from the alarm The alarm will reset automatically when it returns to normal operation The alarm will stop sounding automatically Actuation of your CO Alarm indicates the presence of carbon monoxide CO which can kill you In other words when your CO Alarm sounds...

Страница 33: ...e silence feature is intended to temporarily silence the alarm while the problem is identified and corrected Open a window or fan the CO away from the alarm The alarm will reset automatically when it returns to normal operation The alarm will stop sounding automatically Actuation of your CO Alarm indicates the presence of carbon monoxide CO which can kill you In other words when your CO Alarm soun...

Страница 34: ...silence feature is intended to temporarily silence the alarm while the problem is identified and corrected Open a window or fan the CO away from the alarm The alarm will reset automatically when it returns to normal operation The alarm will stop sounding automatically Actuation of your CO Alarm indicates the presence of carbon monoxide CO which can kill you In other words when your CO Alarm sounds...

Страница 35: ...lence feature is intended to temporarily silence the alarm while the problem is identified and corrected Open a window or fan the CO away from the alarm The alarm will reset automatically when it returns to normal operation The alarm will stop sounding automatically Actuation of your CO Alarm indicates the presence of carbon monoxide CO which can kill you In other words when your CO Alarm sounds y...

Страница 36: ...the alarm how to operate maintenance testing and product features It also includes tips and information which could help protect you and your family PLEASE READ AND SAVE Table of Contents Page What You Should Know About CO 2 Basic Safety Information 3 Recommended Location of Alarms 4 Avoid These Locations 4 How to Install 5 Reset Feature 6 Operation Alarm Characteristics 6 What To Do If The Alarm ...

Страница 37: ...to 70 ppm of CO IT MUST ALARM BETWEEN 60 and 240 MINUTES The screen will indicate the current CO readings if higher than approx 50 ppm on digital display models Although this alarm will not automatically display levels below approx 50 ppm it will detect and store these readings in memory In typical ambient surroundings CO concentrations may range up to 50 ppm which may be an indication of a tempor...

Страница 38: ...cations as defined in the NFPA 70 National Electrical Code This alarm will only detect carbon monoxide This alarm is designed to act as a continuous monitor It is not designed for use as a short term testing device to perform a quick check for the presence of Carbon Monoxide CO BASIC SAFETY INFORMATION This alarm is not designed to detect fire or any other gas Carbon Monoxide CO may be present in ...

Страница 39: ... a reasonable distance from a fuel burning source and reduce unwanted alarms Unwanted alarms can occur if an alarm is placed directly next to a fuel burning source Ventilate these areas as much as possible If you must install the alarm near a cooking or heating appliance install at least 5 feet 1 5m from appliance Curtains or heavy furniture may prevent CO from reaching the sensor In extremely hum...

Страница 40: ... thereafter The built in test switch accurately tests the alarm operation as required by ANSI UL2034 Standards for Safety If at any time you test the alarm and it does not perform as described replace it immediately Due to the loudness of the alarm we suggest that you place your fingers over the sounder opening while testing your alarm Caution Continuous exposure to the high sound level of this al...

Страница 41: ...display levels below approx 50 ppm it will detect and store these readings in memory In typical ambient surroundings CO concentrations may range up to 50 ppm which may be an indication of a temporary or intermittent condition Sometimes such a condition may start out as low level leaks but can develop into harmful CO concentrations If this happens the CO alarm will detect the dangerous level and al...

Страница 42: ...e to the high sound level of this alarm over an extended period of time may cause hearing loss USING THE TEST FEATURE Press and release the TEST SILENCE button on the alarm cover During testing you will hear a loud horn pattern 4 beeps while the red LED flashes on in sync with the 4 beeps If the unit alarms and you are not testing the unit it is warning you of a potentially dangerous situation whi...

Страница 43: ...le damage or sensor contamination prior to performing any of the following Staining or stripping floors or furniture painting or wallpapering Power washing with ammonia based cleaners Using disinfectant aerosols or petroleum based adhesives Reinstall the CO alarm as soon as possible to assure continuous protection The following is a list of substances which at high levels can damage the CO alarm s...

Страница 44: ...e spillage or reverse venting of fuel burning appliances caused by outdoor ambient conditions such as Wind direction and or velocity including high gusts of wind Heavy air in the vent pipes cold humid air with extended periods between cycles Negative pressure differential resulting from the use of exhaust fans Simultaneous operation of several fuel burning appliances competing for limited internal...

Страница 45: ...ps approx every 60 seconds Product End of Service Life Alarm Deactivate and replace the alarm immediately See ALARM DEACTIVATION section in user s manual Alarm will no longer detect CO Off RECOMMENDATION DC Power is Present Silent Off and Blinks On approx every 2 minutes CO alarm If a hazard is identified please take all precautions when an alarm sounds by calling an Emergency Service and getting ...

Страница 46: ... contact the Customer Service Department at 800 390 4321 extension 238 to obtain the current postage and handling fees USI does not warrant and specifically disclaims any warranty whether express or implied of fitness for a particular purpose other than the warranty contained herein No implied warranty on this product created by state law shall extend beyond the term of this warranty unless such l...

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