LaMotte TRACER POCKETESTER TDS - Manual (Page 18)

18
TROUBLESHOOTING
Problem Check Action
Reading is frozen HOLD mode Press MODE/HOLD button
to exit HOLD mode
“BAT” message Batteries low Replace batteries
Meter will not
calibrate Trapped air
bubbles Tap probe or stir sample to
release air bubbles
Dirty probe Clean probe
Damaged
probe Replace probe
Contaminated
standards Use fresh standards
Meter will not turn
on Batteries low
or dead Replace batteries
Battery
polarity Replace batteries with correct
polarity
Unit will not respond
to any key presses Internal fault Perform hard reboot. Remove
batteries, hold ON/OFF
button down for 5 seconds,
replace batteries
“_oL_” message Sample is out
of range Dilute sample