Dental Delivery Unit Operation Manual
REV-A
Page 13 of 45
1120-2009 in 5.2.9.
The moving parts of dental lamp to meets the requirements of YY/T 1120-2009 in 5.3.1.
Dental lamp operating console to meets the requirements of YY/T 1120-2009 in 5.3.2.
Dental lamp in the operation process, can avoid the wire damage by the rotating.
Dental lamp should not be tilted when fixed in the beam or pillar.
When Dental lamp after the location, there is no obvious migration.
Dental lamp control force to meets the requirements of YY/T 1120-2009
Dental lamp design can protection for the broken bulb, the parts of bulb broken will not
splash out.
Dental lamp’s cleaning and disinfection to meets the requirements of YY/T 1120-2009 in
5.4.
Dental lamp’s performance should to meets the safety requirements of YY1120-2009 in
5.5.
3.3.12 View Box
The color of lamp light is milky white, brightness is greater than 4000Lx.
3.3.13 Pneumatic Foot Switch
The gas conditions to meet the requirements of 3.1.2, took down any hand piece from the shelf,
turn on the pneumatic foot switch, the air pressure should meet the hand piece's working
pressure, and the pressure should stable.
3.3.14 Doctor Chair
Doctor chair is available free to move in any direction for load larger than the 1350N state,
Doctor chair support is more than 180N.
The height adjustment range. of doctor chair is more than 130mm which from the highest
point to the lowest point
Doctor Chair can load of 135kg (after initial settlement), means chair height (collapse or
subsidence) is only lower than 10mm.
Doctor chair use of mat materials, filling materials to meets the standard of 3.3.1.5.
water inlet switch have excellent performance to opening and closing.
this machine have excellent performance and water gas system, the several of valves can
easy to use.
sealing: each system is good at sealing, no water leakage and leakage phenomenon.
3.3.15 Noise
Equipment rotating parts running stable, no abnormal noise, working noise is less than 70dB
(except air compressor).
