Maintenance; Troubleshooting - RayTek Raynger ST20 Pro Standard Manual

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Maintenance

Lens Cleaning: Blow off loose particles using clean compressed air. Gently brush
remaining debris away with a soft brush. Carefully wipe the surface with a moist
cotton swab. The swab may be moistened with water.
Note: Do not use solvents to clean the plastic lens.
Cleaning the housing: Use soap and water on a damp sponge or soft cloth.
Note: Do not submerge the unit in water.

Troubleshooting

Code
– – – (on display)
Battery icon
Blank display
Laser doesn't work
ERR
CE Certification
This instrument conforms to the following standards:
• EN61326-1 EMC
• EN61010-1
• EN60825-1 Safety
Tests were conducted using a frequency range of 80–1000 MHz with the instrument
in three orientations.
Note: Between 165 MHz and 880 MHz (+/- 5%) at 3V/m, the instrument may not
meet its stated accuracy.
8
nfo@Raytek-Direct.com
Problem
Target temperature
is over or under range
Low battery
Possible dead battery
(1) Low or dead battery
(2) Ambient temperature
above 40°C (104°F)
Possible damage
by EMF
Action
Select target within specifications
Check and/or replace battery
Check and/or replace battery
(1) Replace battery
(2) Use in area with lower ambient
temperature
Contact your distributor
1.888.610.7664