Error Handlings - Cole Parmer OVF-800 Series User Manual

Error Handlings

6.3
Problem
In case the
alarm keep
ringing
In case the
temperature
does not rise
In case the
temperature
control is not
working
In case the
abnormal
sound
In case the
display is
abnormal
In case the
touch does
not work well
※ If parts are needed to be replaced, only pure parts should be used.
※ Failure beyond normal limits cannot maintain technical repair.
52412Mechnicaloven_ver_1.0
Cause
• Door is opened
• The setting temperature Over
temp. limiter is abnormal
• Check if the "Run" sign of the
status display is blinking (placed
on the top part of the controller)
• Door is opened
• Door switch failure
• The set set temperature is lower
than the current temperature.
• Timer setting
• Device failure
• Please check whether there is
any device that generates
strong high frequency noise
around the instrument.
• Did not perform Auto tuning
• Foreign substances or oil may be
introduced into the contoller
• Device failure
• Fan Failure
• Device failure
• Damage to parts due to external
force, chemicals, or overheating
• Touch with a large area such as
your finger or touch with low
pressure
Solution
•
Please check if the door-opened lamp is
working, and then close the door.
•
Set the 15% higher temperature of the Over
temp. limiter.
Press the "Start/Stop" button if the "Run"
•
sign is turned off.
•
Close the door.
• Open and close the door 2-3 times to check for
any abnormality in the door switch.
•
Request for the technical service.
• Check the set temperature and enter the
temperature you want to use.
• Check the Wait on timer
•
Request service.
Please remove such devices that generate
strong high frequency noise.
• Execute the Auto tuning
•
Request for the technical service.
•
Request service.
•
Check if the fan is working normaly.
•
Request for the technical service.
•
Request service.
•
Request service.
• The display of this device is piezoelectric,
so touch it with a hard part of your hand,
such as your fingernail.
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