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REQUIRED TO MEET NFPA RECOMMENDATIONS
SUGGESTED AREAS FOR INSTALLING ADDITIONAL CO ALARMS
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Ref: 358-8383
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Thank you for purchasing the GS845A-H01 carbon monoxide (CO) alarm. This CO alarm uses advanced
electrochemical sensor, and with LCD digital display for CO concentration.
THIS EQUIPMENT SHOULD BE INSTALLED IN ACCORDANCE WITH THE NATIONAL FIRE PROTEC-
TION ASSOCIATION’S STANDARD 72
(National Fire Protection Association, Battery march Park, Quincy, MA 02269).
Typical installation drawing layouts for the device(s) indicating recommended locations and wiring methods
which shall be in accordance with the applicable requirements outlined in the following:National Electrical
Code or C22.1-12, Canadian Electrical Code, Part I, Safety Standard for Electrical Installations;
The National Fire Protection Association (NFPA) and the manufacturer recommend replacing this alarm ten
years from the date code on back of the alarm, beyond which the device might no longer detect carbon
monoxide accurately and should be immediately replaced. This instruction manual contains important
information on starting operation and using the device.
ATTENTION! Please take a few minutes to thoroughly read the instruction manual and familiarize
yourself and your family with its operation. Save it for future reference.
5019856
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8BSSBOUZDBSE
WARNING:
ACTUATION OF YOUR
CO ALARM INDICATES THE PRESENCE
OF CARBON MONOXIDE (CO) WHICH CAN
WARNING:
ACTION OF THIS DEVICE
INDICATES THE PRESENCE OF DANGER-
OUS LEVELS OF CO! CO CAN BE FATAL!
IF ALARM SIGNAL SOUNDS :
1.OPERATE TEST/SILENCE BUTTON;
2.
CALL YOUR EMERGENCY SERVICES [FIRE DEPARTMENT OR 911];
EMERGENCY PHONE#:__________________
3.IMMEDIATELY MOVE TO FRESH AIR-OUTDOORS OR BY AN OPEN
DOOR/WINDOW. DO A HEAD COUNT TO CHECK THAT ALL PERSONS
ARE ACCOUNTED FOR. DO NOT REENTER THE PREMISES NOR
MOVE AWAY FROM THE OPEN DOOR/WINDOW UNTIL THE EMER-
GENCY SERVICES RESPONDERS HAVE ARRIVED, THE PREMISES
HAVE BEEN AIRED OUT, AND YOUR ALARM REMAINS IN ITS
NORMAL CONDITION.
4.AFTER FOLLOWING STEPS 1-3, IF YOUR ALARM REACTIVATES
WITHIN A 24 HOUR PERIOD, REPEAT STEPS 1-3 AND CALL A
QUALIFIED APPLIANCE TECHNICIAN. TO INVESTIGATE FOR SOURC-
ES OF CO FROM FUEL BURNING EQUIPMENT AND APPLIANCES,
AND INSPECT FOR PROPER OPERATION OF THIS EQUIPMENT.
EMERGENCY PHONE#:__________________
IF PROBLEMS ARE IDENTIFIED DURINGTHIS INSPECTION HAVE
THE EQUIPMENT SERVICED IMMEDIATELY. NOTE ANY COMBUS-
TION EQUIPMENT NOT INSPECTED BY THE TECHNICIAN AND
CONSULT THE MANUFACTURERS’ INSTRUCTIONS, OR CONTACT
THE MANUFACTURERS DIRECTLY, FOR MORE INFORMATION
ABOUT CO SAFETY AND THIS EQUIPMENT. MAKE SURE THAT
MOTOR VEHICLES ARE NOT, AND HAVE NOT BEEN, OPERATING IN
AN ATTACHED GARAGE OR ADJACENT TO THE RESIDENCE.
NOTE: See Section RECOGNIZING NUISANCE ALARMS, for nuisance
alarm situations.
All rights reserved. Distributed by SITERWELL ELECTRONICS CO., LIMITED.
No.666 Qingfeng Road, Jiangbei District, Ningbo, Zhejiang Province, China
Customer service: 0086-574-87729581
© 2024 SITERWELL ELECTRONICS CO., LIMITED.

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Every year, have the heating system, vents, chimney and flue inspected and cleaned by a qualified
technician. Always install appliances according to manufacturer's instructions and adhere to local
building codes. Most appliances should be installed by professionals and inspected after installation
Regularly examine vents and chimneys for improper connections, visible rust, or stains, and check
for cracks in furnace heat exchangers. Verify that the color of flame is blue on pilot lights and
burners. An amber or orange flame is a sign that the fuel is not burning completely and may be
releasing CO. Teach all household members what the alarm sounds like and how to respond. Fire
Departments, most utility companies and HVAC contractors will perform CO inspections. Some
contractors may charge for this service. lt's advisable to inquire about any applicable fees prior to
having the service performed. Siterwell will not pay for, or reimburse the owner or user of this
product, for any repair or dispatch calls related to the alarm sounding
$BSCPONPOPYJEF$0JTBDPMPSMFTTPEPSMFTTBOEUBTUFMFTTQPJTPOPVTHBTUIBUDBOCF
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Inside your home, appliances used for heating and cooking are the most likely sources of CO.
Vehicles and other combustion engines running in an attached garage and using a charcoal/gas grill
or hibachi in an enclosed area are all possible sources of CO. Generators running in enclosed areas,
such as garages or living spaces, will create CO. CO can be produced when burning any fossil fuel:
gasoline diesel, propane, natural gas, oil and wood. lt can be produced by any fuel-burning
appliance that is malfunctioning, improperly installed, or not ventilated correctly, such as:
Furnaces/boilers, gas ranges stoves, gas clothes dryers, water heaters, portable fuel burning space
heaters, fireplaces, wood-burning stoves and certain swimming pool heaters. Blocked chimneys or
flues, back drafting and changes in air pressure, corroded or disconnected vent pipes, or a loose or
cracked furnace heat exchanger can also release CO into your building.
5IF'PMMPXJOH$POEJUJPOT$BO3FTVMU*O5SBOTJFOU$04JUVBUJPOT
1) Excessive spillage or reverse venting of fuel-burning appliances may be caused by:
i) 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).
ii) Negative pressure differential resulting from the use of exhaust fans.
iii) Simultaneous operation of several fuel-burning appliances competing for limited internal air.
iv) Vent pipe connection vibrating loose from clothes dryers, furnaces, or water heaters.
v) Obstructions in or unconventional vent pipe designs which amplify the above situations.
vi) Poorly designed or maintained chimneys and/or vents.
2) Extended operation of unvented fuel-burning devices (such as ranges, ovens, or fireplaces).
3) Temperature inversions that can trap exhaust gases near the ground.
4) Car idling in an open or closed attached garage, or near a home.
4ZNQUPNTPG$01PJTPOJOH
Initial carbon monoxide poisoning symptoms are similar to the flu with no fever and can include
dizziness, severe headaches, nausea, vomiting and disorientation. Everyone is susceptible but
experts agree that unborn babies, pregnant women, senior citizensand people with heart or
respiratory problems are especially vulnerable. If symptoms of carbon monoxide poisoning are
experienced seek medical attention immediately. CO poisoning can be determined by a carboxyhe-
moglobin test.
The following symptoms are related to CARBON MONOXIDE POISONING and should be
discussed with ALL members of the household:
1. MILD EXPOSURE: Slight headache, nausea, vomiting, fatigue (often described as “Flu-like”
symptoms).
2. MEDIUM EXPOSURE: Severe throbbing headache, drowsiness, confusion, rapid heart rate.
3. EXTREME EXPOSURE: Unconsciousness, convulsions, cardiorespiratory failure, and death.
The above levels of exposure relate to healthy adults. Levels may vary for those at high risk. Many
cases of reported carbon monoxide poisoning indicate that while victims are aware they are not
feeling well, they become so disoriented they are unable to save themselves by either exiting the
building or calling for assistance. Additionally, young children and household pets may be the first
to be affected.
8"3/*/( - Exposure to high levels of carbon monoxide can be fatal or cause permanent
damage or disabilities.
8"3/*/(- This device may not prevent chronic effects of carbon monoxide exposure or fully
safeguard individuals at special risk.
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