MODEL: CO SENTINEL
CARBON MONOXIDE ALARM FOR MARINE USE
CMD-4M
CMD-4M-RLY
CMD-4MR
CMD-4MR-RLY
UL 2034 Listed Unit
Installation and Operation Manual
Made in U.S.A.
IMPORTANT: READ THIS MANUAL CAREFULLY. SAVE FOR FUTURE
REFERENCE. KEEP THIS MANUAL WITH THE CO SENTINEL.
!WARNING!
There are no user or field serviceable parts in this product. The CO Sentinel must be
returned to the manufacturer for any repair or performance checks. Installation shall be
done by qualified personnel authorized to do so by the authorities having jurisdiction for
the particular application in which the product is being used. Electrical wiring shall be in
accordance with applicable codes. Improper wiring may render the unit inoperable,
damage components, or cause a fire, and will void all warranties.
This carbon monoxide alarm is designed to detect carbon monoxide gas from ANY
source of combustion. It is NOT designed to detect smoke, fire or any other gas, unless
the product has been investigated and determined to comply with the applicable
requirements. To function as intended, the CO Sentinel must be connected to a correct
power source, and for maximum effectiveness, be powered at all times. Do not install
outdoors. Not for use in aircraft.
Rev. 3.0, 08/06
P/N 18236
