20
CLEANING THE UV SENSOR AND CALIBRATION
CLEAN THE UV SENSOR COVER LENS
For precision UV measurement, gentle clean the UV sensor cover lens by the pure water
regularly .
UV SENSOR DEGRADATION
Over time, the UV sensor will naturally degrade . The UV sensor can be calibrated with a utility
grade UV meter .
PRECAUTIONS
-Keep and reading the “User manual” is highly recommended . The manufacturer and
supplier cannot accept any responsibility for any incorrect readings, export data lost and any
consequences that occur should an inaccurate reading take place .
-Do not subject the unit to excessive force, shock, dust, temperature or humidity .
-Do not cover the ventilation holes with any items such as newspapers, curtains etc .
-Do not immerse the unit in water . If you spill liquid over it, dry it immediately with a soft, lint-
free cloth .
-Do not clean the unit with abrasive or corrosive materials .
-Do not tamper with the unit’s internal components . This invalidates the warranty .
-Only use fresh batteries . Do not mix new and old batteries .
-
Only use attachments / accessories specified by the manufacturer.
-Images shown in this manual may differ from the actual display .
-When disposing of this product, ensure it is collected separately for special treatment .
-
Placement of this product on certain types of wood may result in damage to its finishing
for which manufacturer will not be responsible . Consult the furniture manufacturer’s care
instructions for information .
-The contents of this manual may not be reproduced without the permission of the
manufacturer .
-When replacement parts are required, be sure the service technician uses replacement
parts specified by the manufacturer that have the same characteristics as the original parts.
Unauthorized substitutions may result in fire, electric shock, or other hazards.
-Do not dispose old batteries as unsorted municipal waste . Collection of such waste separately
for special treatment is necessary .
-This product is not a toy . Keep out of the reach of children .
-The main console is intended to be used only indoors .
-
Technical specifications and user manual contents for this product are subject to change
without notice .
All enquiries: service@youshiko .co .uk
Made for Youshiko in PRC
