hatch A50B Operation Manual page 29

Pressure steam sterilizer
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No.:GC-JS-21
134 ℃ program: 150 ℃
≥ chamber
temperature> 140 ℃ 121
7
E61
℃ program: 150 ℃
chamber temperature>
127 ℃
220≥heating
temperature> 190 ℃
8
E62
230≥heating
temperature> 160 ℃
9
E63
Overpressure in
sterilization chamber:
134 ℃ pressure exceeds
10
E2
235kpa, 121 ℃ program
pressure exceeds 135kpa
After 8 minutes in the
preheating phase, the
11
E41
temperature of the
heating jacket <100 ℃
The steam generator
temperature <110 ℃
12
E42
after 8 minutes in the
preheating stage
After 10 minutes of
sterilization phase, the
13
E5
exhaust failed to reach
20kpa
The door switch is
14
E6
disconnected when the
program is running
Local atmospheric
pressure is less than
15
E7
<70KPa;
During the temperature
rising process, the
boosting amplitude is less
16
E8
than 3kpa in 1 minute
Version: 01/00
1.
temperature sensor in the
sterilization chamber are not in
good contact
2.
damaged
1.
jacket
temperature sensor of the
heating ring is not in good
contact
2.
damaged
1.
jacket
temperature sensor of the
heating jacket is not in good
contact,
2.
damaged
3.
No vacuum can be drawn, and
more cold air remains
heating jacket failed
Heating bar in steam generator
failed
Drain piping blocked
The door switch sensor is
displaced, the micro switch
cannot be closed
1.
value is wrong,
2.
pressure is too low
1.
2.
steam generator is damaged 3.
The door seal is damaged
Effective date:2020-03-30
The connectors of the
The circuit board is
The connector of the
The circuit board is
The connector of the
The circuit board is
The pump is damaged
The stored pressure
The ambient air
unable to inject water;
The heating bar of the
Re-made the connector of the
temperature sensor in the
sterilization chamber Replace
the circuit board
Re-made the connector of the
temperature sensor of the heating
jacket
Replace the circuit board
Re-made the connector of the
temperature sensor of the heating
jacket
Replace the circuit board
Replace the water pump
Test vacuum pump, vacuum
selection valve
Check the thermostat of heating
jacket and the related thermostat
Check the thermostat of heating
bar and the related thermostat
Clean and sterilize indoor filters
Check the drain solenoid valve,
vacuum selection valve
Reassemble the door switch
Corrected atmospheric pressure
Check if ground elevation is
detected above 2500 meters
Observe whether the water storage
tank has enough water and check
the water level sensor; Check the
pump and inlet
solenoid valve; Check
the door seal
29

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