English
Flashes blue once
Confirmation of the connection button
[1-19] or MAN button [1-21] having been
pressed.
Flashes purple once
The remote control has been reset.
Flashes red
The remote control's battery is nearly
empty and must be replaced.
12.4 Changing the remote control's
battery [8]
The remote control is operated using a CR
2032 battery.
If the battery compartment is opened, we
recommend that you replace the seal (20 x
1.3 mm).
13 Warning signals
Warning
Description of warning signal
signal
LED [1-15] Flashes green
Visual
Acoustic
Signal
26
Cause
Battery pack empty.
Incorrect battery
pack.
Battery pack too cold.
Flashes red
Battery pack faulty.
Lights up red
Cordless mobile dust
extractor overheating
Battery pack over
heating.
Water level limit:
Maximum fill level
reached
Regular
Volume flow below
20 m/s.
Increasing, begin
Battery pack charge
ning with two short
low.
►
Open the battery compartment closure.
►
Replace the battery.
►
Close the battery compartment.
12.5 Software update
To check whether a software update that will
enhance the functions of the remote control or
improve existing functions is available, a
Bluetooth
®
connection to the Festool Work App
can be established.
► Press the connection button on the remote
control [1-19] until the LED indicator [1-20]
flashes blue.
The remote control is ready for connection for
60 seconds.
► Follow the instructions provided in the
Festool Work App to authorise the secure
connection.
Action
Charge the battery pack.
Use correct battery pack (see
section 4).
See battery pack operating man
ual for operating temperature.
– Change the battery pack.
– Use the charger to check that
the battery pack is fully function
al once it has cooled down.
See section 10.4.
Leave the battery pack to cool
for approx. ten minutes.
See section 11.2.
Only for dust class M (see sec
tion 10.3).
– Charge the battery pack.
– Use a newly charged battery
pack.