Coltene SciCan BRAVO G4, Техническое и сервисное руководство, Страница: 63 / 116

Sterilizers Bravo G4
- TECHNICAL MANUAL
EN ERROR/WARNING-ALARM-HAZARD-SYSTEM ERROR
61
CODE AND
MESSAGE ON THE
DISPLAY
DESCRIPTION
Possible causes /
Checks
Solution
ERROR
OUTPUT (**)
A042
WATER FILLING
MAXIMUM LEVEL
CHECK TANK
Maximum level
reached in filling
tank with Automatic
Filling or Pure, stop
the device.
Maximum level
reached in filling tank
with Automatic Filling
or Pure.
Stop the device.
1 Problem with filling
tank level sensors.
Check the correct operation of
level sensors and replace them if
necessary.
Automatic filling time
problem.
Check filling and alarm times for
automatic filling in the Service
menu.
A043
DISCHARGE TANK
MAXIMUM LEVEL
CHECK TANK
Maximum level
error in the
discharge tank
(with active
recirculation).
Problem with discharge
tank level sensors.
Check the correct operation of
level sensors and replace them if
necessary.
A101
CHAMBER PROBE
PT1 OPEN CIRCUIT
CONTACT TECH.
SERVICE
PT1 probe open
circuit (chamber).
PT1 wiring problem -
wiring check.
Check connections:
- PT1 → PCB
1 PT1 open circuit
problem - probe check.
Examine cycle report and find out
when the alarm was triggered.
Disconnect the PT1 probe from
the PCB.
Detect continuity and resistive
value, which must fall between
1000 and 1500 ohm.
Replace PT1 probe - see technical
sheet ST05 - PT1 PROBE -
CHAMBER TEMPERATURE
READING.
PCB problem. Replace the PCB.
A102
GENERATOR
PROBE PT2
PT2 SHORT-
CIRCUIT
CONTACT TECH.
SERVICE
PT2 probe open
circuit (steam
generator).
PT2 wiring problem -
wiring check.
Check connections:
-
PT2 → PCB
1
PT2 open circuit problem
- probe check.
Examine cycle report and find out
when the alarm was triggered.
PCB problem.
Disconnect the PT2 probe from
the PCB.
A103
HEATING BAND
PROBE PT3 OPEN
CIRCUIT CONTACT
TECH. SERVICE
PT3 probe open
circuit (tube bundle
heating element).
PT3 wiring problem -
wiring check.
Check connections:
- PT3 → PCB
1 PT3 open circuit problem
- probe check.
Examine cycle report and find out
when the alarm was triggered.
Disconnect the PT3 probe from
the PCB.
Detect continuity and resistive
value, which must fall between
1000 and 1500 ohm.
Replace PT3.
PCB problem. Replace the PCB.
A105
CONDUCTIVITY
SENSOR
PT5 OPEN-CIRCUIT
CONTACT TECH.
SERVICE
PT5 probe open
circuit (conductivity
sensor).
PT5 wiring problem -
wiring check.
Check connections:
-
conductivity sensor → PCB
1 PT5 open circuit
problem - probe check.
Disconnect the conductivity sensor
from the PCB.
Detect continuity.
Replace the conductivity sensor.
PCB problem. Replace the PCB.