Coltene SciCan BRAVO G4, Technical & Service Manual

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Sterilizers Bravo G4
- TECHNICAL MANUAL
EN ERROR/WARNING-ALARM-HAZARD-SYSTEM ERROR
67
CODE AND
MESSAGE ON THE
DISPLAY
DESCRIPTION
Possible causes /
Checks
Solution
ERROR
OUTPUT (**)
A252
1PP UPSTROKE
TIMEOUT
CONTACT TECH.
SERVICE
The 1
st
pressure
pulse does not
achieve 1.00 bar
within timeout.
Steam generator water
injection pump problem
- device check.
Steam generator
clogging problem -
device check.
Check:
- Filling tank filter and water
injection pump inlet filter.
- Correct activation of water
pump and opening of EV6.
For the check, it can be useful
to activate the water pump and
EV6 by means of the
SERVICE/COMPONENT
TEST/OTHER COMPONENTS
menu, which allows to detect air
passage through the generator
to the chamber.
- Presence of any leakage on the
water pump and generator
connecting pipes.
Replace vibration pump.
Perform steam generator
maintenance - See sheet ST01.
2
Generator heating
problem - device
check.
Check the safety thermostat and
reset it if necessary.
Check steam generator heating
element.
See sheet ST01 - STEAM
GENERATOR.
Manifold solenoid valve
sealing problem -
component check.
Check:
- correct power supply and
sealing of EV1
- EV3 sealing
See sheet ST02 - MANIFOLD.