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Website: www.tamson.com
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Tamson Instruments B.V.
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11 TROUBLE SHOOTING
All Tamson products are well designed and carefully
tested before shipping. This will not fully prevent small
problems in the field. Following will help you to locate
commonly known problems and how to fix them. In case
of doubt please check your local dealer or Tamson
Instruments bv.
11.1 GENERAL
Bath malfunction
The motor is not running and electronics is dead:
Check mains and main fuse.
Motor is not running:
Probably the motor fuse is
activated. Restart the motor by
pressing the motor fuse .
Check viscosity of the bath fluid.
High viscosity will activate the
motor fuse.
Electrical defect. Motor capacitor
defective. Replace capacitor or
contact local dealer or Tamson
Instruments bv.
Problems with set point
Heater LED is not burning, motor is turning and
temperature raises above set point:
Setpoint too near to room temperature
. Cooling of
the bath is needed
.
Temperature doesn’t reach set point, motor turns
fast:
Bath fluid evaporates too quick. Use other fluid.
Heater malfunctions:
Measure electric mains current. Current below 2
amps indicate a problem with the heating element.
Cooling capacity is too high:
Reduce cooling.
Temperature not stable:
Tune the bath at the set point temperature.
Difference between ambient and bath temperature
is too small (Applied power indication is below
8%). Use cooling coil
Faulty temperature readings
The temperature read out on the display does not
correspond to the temperature measured.
PT100 is defective.