11-2. Guide for Periodical Check-up
Some parts and components of the products are degraded or deteriorated depending on the frequency of
use. Annual check-up and maintenance, as well as replacement of consumable parts, are required.
The required parts (including consumable parts) are listed below. It may be different from the following
list depending on the option of the light.
For check-up and repair, call a technician of our authorized dealer.
Execute the maintenance in accordance with this instraction manual and operating manual attached
to each individual equipment ( Dental unit, Handpiece, etc..) .
Failure to maintain this product may lead to physical injury or property damage.
WARNING
[12] BEFORE ASKING FOR REPAIRS
If any of phenomena described below has occurred, make the following checks before asking for repairs.
If the dental light does not normally work even if actions were taken upon checkup stated above, then
stop using the unit, turn off the main switch and contact your dealer or our office.
Unit main switch is not on.
Turn on the unit main switch.
The light does
not light up.
Dental light main switch is not on.
Turn on the dental light main switch to
“ I ” mark.
Touchless sensor surface is dirty.
Clean the touchless sensor surface.
Hand must pass by within 65mm from
the touchless sensor.
Confirm distance of a touchless
switch.
Light bulb had been burned out.
Wrong light bulb is used.
Replace with a new light bulb.
Refer to replacement of the bulb
section in this manual.
Use specifed light bulb described in
specification section in this manual.
Phenomenon Check point and result Action to be taken
When an indicator
is not displayed.
When the indicator
is on.
Parts and components that require periodical check-up
Parts Description
Standard
Lifetime
No.
7 years
1
2
5 years
3
4
Consumable parts
No
.
Parts Description
1
2
Parts Description
Standard
Lifetime
No.
5 years
5 years
Moving part
Electric wiring of moving part
Switches
Control PCBs.
Lamp Cover
Bulb
-12-