BATTERY REPLACEMENT
To remove and replace the battery,
open the battery compartment under
the pistol grip forward with your fingers
, pull out the strap under the batteries,
replace with new batteries and cover
the battery compartment gently .
10
TROUBLESHOOTING
No display or erratic display:
Check the battery for proper voltage
and tight contact at the battery clip.
Ensure the unit is at the specified
operating temperature.
Constant or spurious over-load
(OL) display:
Check battery voltage. Check
for electromagnetic interference
(EMI).
To check for EMI, move the unit to an
open area, away from high voltage
and radio or radar transmitting
sources.
Erroneous temperature readings:
Inspect the infrared lens for blockage
or contamination.