Tr-300 Batteries-Battery Pack Charge Status - 3M Versaflo TR-300 PAPR Manual

3M™ Versaflo™ Powered and Supplied Air Respiratory Systems

TR-300 Batteries-Battery Pack Charge Status

Battery pack charge status is

indicated by pressing the indicator indicated by pressing the indicator
button on the top of the battery.
The number of bars illuminated

indicates battery pack charge indicates battery pack charge
capacity:
5 bars: 80-100%

 1 bar: less than 20%
.
Note: As the battery pack ages, it will normally lose capacity. An older battery pack, or one that has been

exposed to temperature extremes, may show less than 5 bars after completing a charge cycle (i.e. after a
charge cycle, only 4 bars light indicating 60-80% of original capacity is available). The 3M lithium battery packs
do not require a learn cycle to calibrate or re-calibrate the battery pack charge indicator.
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