Dräger Flow Check Instructions For Use Manual page 13

NOTICE
Indicates a potentially hazardous situation. If not avoided, it
could result in damage to the product or environment.
3 Description
3.1 Intended use
Flow Check – Air flow indicator to make air flows visible in non-
explosion-hazard areas.
3.2 Product overview (Fig. A)
1 Transport case
2 Battery pack
3 Smoke ampoules (3 pieces, 1 nozzle)
4 Hose unit (3 pieces)
5 Air flow indicator
6 Charger
7 Slide-in module with hose unit
8 Nozzle
9 LED on green: Device in use
LED flashing green: Air bubble in hose system,
troubleshooting,
see page 17
LED on red: Battery power too low
LED flashing red: Fault, see page 17
10 Slide switch
11 Charging socket
Flow Check
12 Battery lock button
13 Housing flap
4 Use
4.1 Preparation for use
4.1.1 Charging the battery pack
Charge the battery pack prior to commissioning and as

required.
WARNING
Improper charging can result in a risk of fire, explosion and
chemical burns!
► Only charge the battery pack using the charger specified
in the order list.
Failure to observe this warning may result in material
damage and serious injury to persons.
1. Leave the battery pack (Fig. A/2) in the battery
compartment of the air flow indicator to charge.
2. Plug the charger cable into the socket (Fig. A/11) of the
battery pack.
3. Plug the charger's power plug into the power socket.
Charging indicator on the battery charger:
Yellow LED flashes slowly: beginning charging process

Green LED flashes: battery pack is charging

Green LED constantly lit: battery pack is fully charged

en
Description
13