until OFF is displayed. Release
hold until the detector begins the start-up sequence.
• Do not use an external power source or charger to
operate the detector in a hazardous environment. The
chargers intended for use with the GasAlertQuattro
detector are not certified for use in hazardous or
potentially explosive environments.
The time required to charge will increase if the detector is
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, then press and
Press and hold C to deactivate the detector, then
plug the charger into an AC outlet.
Connect the charging adapter to the detector IR
receptacle. Refer to the following illustration.
The lithium battery may require 6 hours to reach full
Replacing the Alkaline Batteries
To avoid personal injury and/or damage to the detector,
use only BW recommended alkaline batteries. Refer to
Specifications on page 28.
Change the alkaline batteries only in safe area that is free
of hazardous gas.
Press and hold C to deactivate the detector.
If using the retaining screw, loosen the retaining
screw 1-2 turns. Remove the alkaline battery pack.
Refer to Replacing the Battery Pack on page 21.
Unhook the ejector bar from the release clasp. Move
the ejector bar towards the top of the battery pack
until it is aligned horizontally over the batteries.