Doc -030 Hatch comfort C1 User manual
Revised on 15/06/2021
8.2
Junction box
CAUTION
Do not put objects or step on the junction box.
A cover may be broken and cause property damage or physical injury.
8.2.1
Function of junction box
▶ The station connects water and air from the floor to the dental chair unit while
shut-off valves are installed on top of it
①②
⑤
③
⑥
④
No.
Description
No.
Description
①
Water shut-off valve
②
Air shut-off valve
③
Water connection
(tube O/D
Φ10)
④
Air connection
(tube O/D
Φ10)
⑤
Air valve for distilled water tank
⑥
Water valve for distilled water
tank
8.2.2
Shut-off valve for water and air
▶
These valves open and close air and water supply to the dental chair unit.
Do not turn on /off valves with an excessive force.
▶ After closing shut
-off valves, drain air and water from the 3-way syringe lines
inside of the dental chair unit before turning off the main switch.
CAUTION
To prevent water and air leakage, shut-off valve should be closed (OFF) when not
using the dental chair unit or at the end of daily operation.
