Troubleshooting
26
Troubleshooting
Problem
Possible cause
Solution
Measurements can not be
taken - no function at all
The batteries have run out
Replace batteries
(see page 11)
Battery contacts corroded
Clean battery contacts
Low temperature reduces
performance of batteries
Warm up batteries
Extreme heat shortens
batteries life
Do not store the batteries at
temperature over +70°C
“- - - -” is displayed after
distance measurement
Distance is outside the
specified range
Respect specified
measurement range
(see page 9)
Object to small or inaccurately
targeted
Respect factors affecting
measurement range (page 15)
Bad weather conditions
