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Symptom
Incorrect Temperature/Pressure
Correlation
Safety Valve opening
Door will not open once
Autoclave has cooled to 80
Door does not open when door
button is pressed
Fault Indication will not go out
Autoclaves are pressure equipment and as such are potentially extremely hazardous if
not correctly serviced.
If you have any doubts or If you do not feel competent to carry out any of the above
procedures then do not hesitate to call Priorclave Service on 020 8316 6620 or your
nearest Priorclave approved service agent.
This device may be fitted with a non-resettable thermal cut out to protect the heater. In
the event of failure of this device contact Priorclave Service or your local authorised service
agent.
54
Possible Cause
Air not fully purged from
autoclave. Due to :
Incorrect Load Packing
Faulty Air Purge Valve
Water covering Controller Probe Check Water Level
Faulty Controller or Gauge
Temperature set too high
Contactor Failure
Safety Valve Faulty
Output board Failure
Thermal Lock Temperature not
o
C
yet reached in Load Simulator
Safety delay not completed
Thermal Lock Temperature not
yet reached in load simulator
Faulty Door Solenoid
Thermal Lock previously
overridden
Fault not Re-set. (Refer to
manual for list of Fault Codes)
Possible Solution
Re-Load and re-start cycle with
(more) freesteaming.
Check & Replace if necessary
Check function and calibration
Check Temperature Setting
Check & Replace if necessary.
Check the seal on the valve is
intact and has not been tampered
with and that the lifting handle is
not obstructed. Check the
pressure shown on the gauge is
above 2.4 Bar. If not replace the
valve
Check & Replace if necessary
WAIT. Thermal Lock is set to Load
and not Chamber temperature.
Wait while 'Hold' is displayed in
the temperature display
Check Cycle Complete indicator is
lit on cycle progress display.
Check Solenoid and Output Board
Function. Replace if necessary.
Use thermal lock key to open door.
Normal function will return after a
complete cycle has been run.
Rectify cause of fault and reset
with Key-switch or re-set button.
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