User Manual

Appendix C: Maintenance and cleanin
g
General maintenance
Cleaning:
It is not allowed to store or place instruments i
n
locations with direct sunshine for LCD for a lon
g
time. Note: It is not allowed to touch instrument or
probe by pressurized spray, liquid or solvent to
avoid damage
.
Instrument and probe can be inspected constantl
y
according to operation
.
Please clean outer surface of instruments
according to following steps
:
1. Please remove floating dust out of instrument
and probe by soft cloth. Please do not scratc
h
transparent LCD protection screen during cleaning
.
2. Please power off when cleaning the instrument
by wet soft cloth without dripping. It can be cleane
d
by soft detergent or clean water. It is not allowed to
use any corrosive chemical detergent to avoid
damage to instrument or probe
.
Warning: Please confirm that instrument has been
dried thoroughly before power re-supply to avoid
electric short-circuit even personal injury due to
moisture
.
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Operating Manual for UTD2000/3000