Woson Medical Instrument Co., Ltd C12L, Operation Manual

Page: 45 / 46

Steam Sterilizer Operation Manual
TANZO Classic Model Page of 46 45
Appendix 4 Inspection Checklist
NO. Testing item Request of standards
1 Exterior
The exterior of sterilizer should be tidy
and mustn’t have
the disfigurements, such as deflection, hollowness,
collision, nick, sharp edge, and so on.
2 Cover plate
The cover plate should be assured to disassemble
easily in order to repair the equipment.
3 Cover plate The digit and letter in screen should be legible.
4
Electroplate
components
The Electroplate should accord with YYOO76-1992
class 2, which for the request of aspect.
5 Printer components
The Electroplate should accord with YYOO76-1992
class 2, which for the request of aspect.
6 Door safe lock
On the normal condition, if the sterilizer door hasn’t
been locked tightly, the program can not start.
7 Chamber Pressure
The door should ensure that the door can’t be opened
when the chamber pressure over than 0.027Mpa.
8 Safety Valve
The sterilizer must install a safety valve, safety valve
opening pressure 0.27Mpa ± 0.01Mpa, and
automatically open when reaching the set value.
9 Sterilizing Program
Sterilizer should have the pre-established program
about 121
℃
and 135
℃
,dressing and instruments.
10 Controlling system
The control system in sterilizer should limit the steam
which in the chamber be controlled at the highest
average temperature in ±3
℃
of pre-establish station.
And ensure the temperature value accords with the
pressure controlling value.
11 Timing control
Able to timing control of the sterilization and drying, and
the error should not be greater than 10% of the preset
value.
12 Button and Switch
Buttons and switches should be flexible and reliable on
the sterilizer.
13 Indicator and display
The indicators and displays of sterilizer should show the
states of every sterilizing procedure exactly. Under the
normal situation, sterilizer should indicate:
a) Chamber temperature
b) Chamber pressure
c) Sterilizer working state
d) Water level state
e) State of door
14 Leakage forbidden
In the condition of the vacuum - 0.07 Mpa, the sterilizer
shouldn’t leak 0.0
013Mpa within ten min.