8 Tips and assistance
76
8
Tips and assistance
8.1.
Questions and answers
Question
Possible causes / solution
Rechargeable battery low > Switch to mains operation.
Measuring instrument
switches automatically off
or cannot be switch on
Batteries / rechargeable batteries
empty.
> Charge rechargeable batteries or
switch to mains operation.
Displayed battery capacity
seems to be faulty
Rechargeable battery was repeatedly
not fully discharged/charged.
> Discharge rechargeable battery
(until measuring instrument
switches off automatically) and
then charge fully.
Error message:
Pump
flow too high
Gas outlet blocked
> Make sure that the gas outlet is
clear.
Error message:
Sensor
protection active
The shutdown limit of the CO sensor
was exceeded.
> Remove the probe from the stack.
Error message:
Printing
not possible
• With printer 0554 0543: Bluetooth
interface not activated.
• Wrong printer activated.
• Printer switched off.
• Printer
outside
wireless
transmission range.
> Activate Bluetooth interface, see
Bluetooth
®
, page 44.
> Activate printer used, see Printer,
page 44.
• Switch on printer.
> Move
printer
within wireless
transmission range.
If we could not answer your question, please contact your dealer or
Testo Customer Service. Contact data see back of this documet or
website www.testo.com/service-contact.
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