144
b
a
b
a
c
SKEMA 6
-
OPERATING INSTRUCTION
144
GB
144
EN
6.4. Instrument tray on assistant’s board.
The instrument tray
[ e ]
is constructed in stainless steel and can be
conveniently taken off its support. The tray holder can be turned either
clockwise or counter-clockwise, allowing it to be placed in the most con-
venient position for the operator.
To lock/unlock the tray holder, simply using the clutch knob
[ b ]
.
ATTENTION!
Maximum allowable load that can be applied on instrument tray: 1
Kg evenly distributed.
6.5. Hydraulic saliva ejector
The hydraulic saliva ejector starts running When the tube is removed from
the support.
Cleaning after each use.
Aspirate about ½ litre of PEROXY Ag+ or ½ litre of oxygenated water with
a maximum concentration of 3% (10 volumes).
Cleaning the saliva ejector fi lter.
NOTE: this operation must be carried out at the end of each work day.
ATTENTION!
Put on gloves before attempting to perform this operation!
• Take off the cap
[ a ]
by turning and twisting at the same time.
• Remove the fi lter
[ b ]
.
• Clean/replace the fi lter (code 97290060).
• Put the fi lter and cap back in place.
NOTE: to prevent liquids and matter from dripping from the fi lter
taken out, suck air only for approximately 5 seconds before performing
these operations.
Routine maintenance.
Lubricate the o-rings
[ c ]
with S1 – Protection for o-rings lubricant.
7. Hydrogroup operation
7.1. Fill cup and bowl
The bowl can be turned 305° on the hydrogroup either by hand or with
the drive unit.
The bowl and water to cup spout can be removed to ease cleaning.
Control buttons
Water to cup button
Bowl
fl ush button.
Adjusting the amount of water used to fi ll the cup.
See paragraph 5.1.1.4.1.
Adjusting the temperature of the water sent to the cup.
See paragraph 5.1.1.4.2.
