52411Dryingoven_ver_1.0
8 Troubleshooting Guide
Symptoms
Possible causes
Remedies
No power after startup
(pilot lamp is not on)
Power socket is not energized or
plug is in poor contact.
Repair socket
Chamber power line broken or
plug is not inserted properly.
Reinsert plug.
Power switch is broken (or is not
turned on)
Have professional technician fix.
Fuse blown
If the fuse is still burned out after
replacement, check if the switch,
heater or temperature controller
are short-circuited and restart after
repairing.
Abnormal
temperature display
Sensor is out or wiring is broken
Repair or replace Pt100
No temperature rise
Check if timing is set up and time is
up.
Refer to the operation of timing
function.
The controller does not work
When
OUT
light doesn't shine or
3061 is broken, replace it.
Set temperature is lower than
the internal temperature
Open door until internal temperature
is lower than the set temperature.
Temperature control
is inaccurate
The difference between room
temperature
and
set
temperature is less than 5
degrees Celsius.
Minimum temperature under
control: 5
℃
Abnormal noise
The fan is broken or lack of
lubricating oil
Replace fan or add lubricating oil
Friction on rear air duct plate
Repair or add washer
