usi UNIVERSAL MDSCN111CN Manual

usi UNIVERSAL MDSCN111CN Manual

Iophic smoke & fire alarm, carbon monoxide alarm & natural gas alarm

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THANK YOU for purchasing this combination alarm. This manual includes important information
regarding where to install the alarm, how to operate, maintenance, testing and product features. It
also includes tips and information which could help protect you and your family.
Alarm Limitations and Functions ......................................................... 2
What You Should Know About CO ........................................................ 3
What You Should Know About Natural Gas ......................................... 3
Basic Safety Information ...................................................................... 5
Recommended Location of Alarms ..................................................... 6
Where Alarm Should Not Be Installed ............................................. 6, 7
Installation Instructions ........................................................................ 7
Electrical Shock Hazard ....................................................................... 7
Locking / Tamper Feature ................................................................ 7, 8
Wiring Instructions ............................................................................... 8
Operation, Testing & Maintenance ..................................................... 10
What To Do If The Alarm Sounds ....................................................... 10
CO & Smoke Alarm Silence Feature ................................................... 11
Testing & Maintenance ....................................................................... 12
Battery Backup Replacement ............................................................. 13
CO & Natural Gas Alarm Limitations ................................................. 13
Operational Summary .................................................................. 16, 17
Warranty ................................................................................ Back Cover
MODEL MDSCN111CN,
MODEL MDSCN111LCN
IoPHIC
CARBON MONOXIDE ALARM &
NATURAL GAS ALARM
120VAC 60 Hz 100 mA Max.
MODEL MDSCN103CN,
MODEL MDSCN103LCN
IoPHIC
CARBON MONOXIDE ALARM &
NATURAL GAS ALARM
120VAC 60 Hz 100 mA Max.
PLEASE READ AND SAVE!

Table of Contents:

®
®
SMOKE & FIRE ALARM,
®
SMOKE & FIRE ALARM,
Page #

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Summary of Contents for usi UNIVERSAL MDSCN111CN

  • Page 1: Table Of Contents

    MODEL MDSCN111CN, MODEL MDSCN111LCN ® IoPHIC SMOKE & FIRE ALARM, CARBON MONOXIDE ALARM & NATURAL GAS ALARM 120VAC 60 Hz 100 mA Max. MODEL MDSCN103CN, MODEL MDSCN103LCN ® IoPHIC SMOKE & FIRE ALARM, CARBON MONOXIDE ALARM & NATURAL GAS ALARM 120VAC 60 Hz 100 mA Max.
  • Page 2: Alarm Limitations And Functions

    ALARM LIMITATIONS AND FUNCTIONS This Combination Smoke/Carbon Monoxide (CO) and Natural Gas alarm requires constant 120  VAC power to operate properly. ® There are three basic smoke alarm types: IoPhic , Ionization and Photoelectric.  ® IoPhic is an ionization alarm containing a patent-pending Universal Smoke Sensing Technology. ®...
  • Page 3: What You Should Know About Co

    WHAT YOU SHOULD KNOW ABOUT CO Carbon monoxide (CO) is an insidious poison. It is a colorless, odorless, tasteless gas. It is a cumulative poison. Even low levels of CO have been shown to cause brain and other vital organ damage in unborn infants with no effect on the mother.
  • Page 4 • An alarm should be centrally located outside of each separate sleeping area in the immediate vicinity of the bedrooms. Where bedrooms are separated and audibility of the alarm to occupants within the bedroom area could be seriously impaired, more than one alarm could be needed. •...
  • Page 5: Basic Safety Information

    In general, install combination Smoke, CO and Gas Alarms: • WHERE YOU CAN HEAR THE ALARM FROM ALL SLEEPING AREAS. • In or near bedrooms and living areas or wherever you suspect a smoke, natural gas or CO exposure is likely. •...
  • Page 6: Recommended Location Of Alarms

    RECOMMENDED PLACEMENT: NOTE: For any location, make sure no door or other obstruction could prevent the smoke, carbon monoxide or gas from reaching the alarm. WHERE THIS ALARM SHOULD NOT BE INSTALLED To avoid causing damage to the unit, to provide optimum protection, and to prevent unnecessary alarms.
  • Page 7: Installation Instructions

    • Good ventilation is recommended when household cleaning supplies or similar contaminants are used. • Excessive 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/ ...
  • Page 8: Wiring Instructions

    24 interconnected devices, i.e., as many as 11 other USI ELECTRIC or UNIVERSAL model smoke alarms or combination smoke and carbon monoxide (CO) or smoke and carbon monoxide / natural gas alarms; 6 other initiating alarms which may be a combination of USI ELECTRIC or UNIVERSAL CO Alarms and Heat Alarms;...
  • Page 9 / event or heat alarm / event initiates the alarm. All CO and Natural Gas alarms remain silent. Note that smoke alarms without battery backup will not respond during an AC power failure. NOTE: Relay Modules/USI-960 will not respond if a CO alarm / event initiates the alarm. 120 VAC 60Hz 100mA Max.
  • Page 10: Operation, Testing & Maintenance

    OPERATION, TESTING & MAINTENANCE OPERATION: The alarm is operating once the AC power is connected and turned on. When products of combustion are sensed, the alarm sounds a loud alarm which continues until the air is cleared. This alarm incorporates the NFPA recognized horn signal for evacuation. During alarm mode, the horn produces three beeps followed by a two second pause and then continually repeats.
  • Page 11: Co & Smoke Alarm Silence Feature

    Some individuals are more sensitive to CO than others, including people with cardiac or respiratory problems, infants, unborn babies, pregnant mothers or elderly people can be more quickly and severely affected by CO. Members of sensitive populations should consult their doctors for advice on taking additional precautions.
  • Page 12: Testing & Maintenance

    IMPORTANT! The Silence feature is intended to temporarily silence the alarm horn. It will not correct a Smoke, CO or Natural Gas problem. The Gas Alarm signal cannot be silenced. ® RESET: To reset the QUICK FIND Alarm Origination condition, press and hold the TEST/ SILENCE button on any alarm for at least 10 seconds, or until the blue LED turns on, and then release.
  • Page 13: Battery Backup Replacement

    If the alarm does not sound properly: 1. Make sure the AC power is applied and the battery is fresh and installed correctly. 2. Test the alarm again. REGULAR MAINTENANCE CLEANING YOUR ALARM: DO NOT use spray cleaning chemicals or insect sprays directly on or near the alarm. DO NOT paint over the alarm.
  • Page 14 • Simultaneous operation of several fuel-burning appliances competing for limited internal air. • Vent pipe connections vibrating loose from clothes dryers, furnaces or water heaters. • Obstructions in or unconventional vent pipe designs which can amplify the above situations. 2. Extended operation of unvented fuel-burning devices (ranges, ovens, fireplaces). 3.
  • Page 15 NATIONAL FIRE PROTECTION ASSOCIATION REQUIRED INFORMATION For your information, the National Fire Alarm 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 path of travel...
  • Page 16: Operational Summary

    OPERATIONAL SUMMARY AUDIBLE & VISUAL SIGNALS CONDITION / RECOMMENDATION POWER SMOKE HORN GREEN LED BLUE LED RED LED RED LED Silent On and Blinks Condition: AC power is present. DC power is present. Off approx Recommendation: None every 20 seconds Silent Off and Blinks Condition: Alarm is powered by battery backup.
  • Page 17 OPERATIONAL SUMMARY (continued) AUDIBLE & VISUAL SIGNALS CONDITION / RECOMMENDATION POWER SMOKE GREEN LED HORN RED LED BLUE LED RED LED On and Blinks Silent Condition: Previous alarm condition at unidentified source. Off or Blinks Off or Off or Blinks Off approx (alarmed Recommendation: QUICK FIND...
  • Page 18: Warranty

    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, modifications, alteration, neglect or mishandling.

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