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NOTE:
Alarms without battery backup will not respond during an AC power failure.
Interconnected CO alarms or CO alarm circuit of combination smoke and CO alarms will only
respond if a CO alarm/event initiates the alarm. All other alarms remain silent.
Interconnected smoke alarms, heat alarms and relay modules will only respond if a smoke
alarm/event or heat alarm/event initiates the alarm. All CO alarms remain silent.
IMPORTANT:
The USI relay module model USI-960 will not respond if a CO or gas alarm/
event initiates the alarm and it will not respond during an AC power failure.
INDUSTRY & AGENCY INSTALLATION RECOMMENDATIONS
CALIFORNIA STATE FIRE MARSHAL
"Early warning fire detection is best achieved by the installation of fire detection equipment
in all rooms and areas of the household as follows. A smoke alarm installed in each separate
sleeping area (in the vicinity of, but outside of the bedrooms), and heat or smoke detectors in
the living rooms, dining rooms, bedrooms, kitchens, hallways, attics, furnace rooms, closets,
utility and storage rooms, basements and attached garages."
NATIONAL FIRE PROTECTION ASSOCIATION
For your information, the National Fire Alarm Code, NFPA 72, reads as follows:
"29.5.1 *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
3. On every level of a dwelling unit, including basements.
4. On every level of a residential board and care occupancy (small facility), including base-
ments and excluding crawl spaces and unfinished attics
5. *In the living area(s) of a guest suite
6. In the living area(s) of a residential board and care occupancy"
The equipment should be installed using wiring methods in accordance with the National Fire
Protection Association's Standard 72, National Fire Code. For additional information, contact:
National Fire Protection Association, One Batterymarch Park, Quincy, MA 02169-7471 or go to
www.nfpa.org
(UTHA) Sensitivity Indicating Means
The sensitivity indicating means for this alarm is the use of the analyzer for Smoke Detectors
Model 501-A or 501-A/Bat Aerosol Generator Manufactured by Gemini Scientific Corp., 1122-B
Aster Ave., Sunnyvale, CA 94086. The Equivalent UL 268 Light obscuration %/ft as measured
by this instrument must be within the obscuration listed on the back of this alarm.
(UTHA) Go/No-Go Field Test
The Go/No-Go test for this alarm is to use one of the following UL listed can-type aerosol
smoke alarm testers. The instructions for use are printed on the canister. If you choose to use
an aerosol smoke product to test the smoke alarm, be certain to use one that has been listed
to Underwriters Laboratories, Inc. Safety Standards and use it only as directed. Use of non-UL
listed products or improper use of UL listed products may affect the alarm's sensitivity.
(UTHA) Maintenance
The alarm is virtually maintenance free. However, under dusty conditions, a vacuum hose
may be used to clear the sensing chamber of dust. Clean the alarm at least once a month to
remove dust, dirt, insects or debris. Always turn off power to alarm before cleaning. Using a
soft brush or wand attachment to a vacuum cleaner, vacuum all sides and cover of the alarm.
Be sure all the vents are free of debris. If the alarm is false alarming and cannot be restored to
normal operation, the alarm should be replaced.
NORMAL OPERATION:
turned on; the battery pull tab has been removed, and the alarm has sounded one long beep.
The green LED is on. The red smoke LED blinks on once approximately every two minutes.
The red CO LED is off. The horn is silent.
BATTERY-BACKUP MODE:
approximately every two minutes. The horn is silent. The battery backup is designed to pro-
vide continuous power to the alarm in the event of an AC power outage.
ALARM OPERATION
The alarm is operating once the AC power is connected and
The green light is off. The red LED blinks on once
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