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OPERATING MANUAL
[NATURAL CONVECTION OVEN]
Model : ON - 01E / 11E / 21E
Manual No : 00HAA0001181 (Version : 5.0)
This operating manual describes the important subjects to maintain the product¡s functions and to use
it safely. Especially, be sure to read <Safety Precaution> carefully before you use this equipment.
Please keep this operating manual close to the equipment to use it after reading through it once.
Please place it where the new user can find it easily for the safety use when you hand over or lend
the equipment to others.
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Table of Contents
Chapter 1 : Introduction
Caution about the operating manual ---------------------------------- 5
Warning mark ------------------------------------------------------------- 5
Caution for safe operation and unauthorized modification ---------6
Disclaimer ----------------------------------------------------------------- 6
Chapter 2 : Check the condition of unit ------------------------ 8
Chapter 3 : Installation
Contents ------------------------------------------------------------------- 10
Installation -----------------------------------------------------------------11
Chapter 4 : Safety Alert & Caution
Safety Alert --------------------------------------------------------------- 13
Safety Caution ------------------------------------------------------------ 16
Warning Label ------------------------------------------------------------ 18
Chapter 5 : Names of each component & Functions
Names of each component & Functions ---------------------------- 20
Body ----------------------------------------------------------------- 21
Over temp. Limit --------------------------------------------------- 22
Door Handle -------------------------------------------------------- 22
Power Switch & Fuse ---------------------------------------------- 23
Ventilating Hole ---------------------------------------------------- 23
Door Alarm --------------------------------------------------------- 24
Chapter 6 : Controlling and functional elements
1. Operating and Functional elements -------------------------------------- 26
2. How to set temperature ---------------------------------------------------- 28
3. Additional functions of TEMP key ----------------------------------------- 28
Advanced Temperature setting function ------------------------------ 28
Example of advanced temperature setting function ---------------- 29
Changing the temperature --------------------------------------------- 30
BIAS function ------------------------------------------------------------- 30
4. How to set timer ----------------------------------------------------------- 31
On Time setting ---------------------------------------------------------- 31
Off Time setting --------------------------------------------------------- 31
Timer function ----------------------------------------------------------- 31
Cancellation of Wait On/ Off Timer function ------------------------ 32
Power failure compensation function of Timer function ----------- 32
5. How to set and perform Auto-Tune function --------------------------- 33
6. Lock function ---------------------------------------------------------------- 33
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Chapter 7 : Maintenance & Troubleshooting
Maintenance -------------------------------------------------------------- 35
Safekeeping and Cleaning ---------------------------------------------- 36
Troubleshooting ---------------------------------------------------------- 37
Chapter 8: Specifications
Specifications ------------------------------------------------------------ 41
Chapter 9: Warranty & Service
Warranty service ---------------------------------------------------------- 43
Exceptions from warranty ----------------------------------------------- 43
Service request ------------------------------------------------------------ 43
Return process ------------------------------------------------------------ 43
Service contact ------------------------------------------------------------ 44
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Chapter 1
Introduction
Thank you for purchasing the Lab Companion Oven.
Natural Convection Oven is used for all sterilization and drying tasks that
do not require high drying rates or special time requirements, ideal for
drying applications requiring a gentle airflow.
Before using the oven, please comprehend the manual in detail.
Including;
Caution about the operating manual
Warning mark
Caution for safe operation and unauthorized modification
Disclaimer
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Caution about the operating manual
1. Always keep this instruction near to the instrument.
2. Copying and distributing part or the whole of this the operating instruction with no permission
are prohibited with the law.
3. The operating instruction promised perfection but please ask an agent or us if you have any
question about insufficient points, error and omission on the operating instruction.
Warning mark
1. This operating instruction uses the warning Signal Word for safe operation to prevent the
users from accidents or damage beforehand.
2. Defined by the Symbol Mark about the safety caution.
¡Warning¡ means that the user may have serious damage and
even die by improper handling on this unit.
¡Caution¡ means that the user may have minor damage
and unit may have physical damage by improper
handling on this unit.
Protective Ground Terminal
It marks the terminal must be connected Ground prior to
3. Be fully aware of the warning contents during operation.
4. Please exchange original label to the new warning label when it is unreadable from warning
out.
☞ Please request the new label to an agent or us.
.
operating the product.
It marks additional information on the operation and features
of the product.
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Caution for safe operation and unauthorized modification
1. In order to protect the product and system, please use the product in accordance with the
instructions.
2. We shall not be responsible for any incidental or abnormal operation for breach of any
express or implied warranty on this product or any part thereof.
3. It forbids reorganization of Inside of the product or adds.
4. Please contact the agent or us in case of the component and the consumable parts of the
product will be replaced.
5. Do not give a strong shock to the product. It becomes the cause of product damage and
wrong operations.
Disclaimer
1. In no event will Jeio Tech industries be liable for any incidental or consequential damages for
breach of any implied warranty relating to the product.
2. Any special indirect or consequential property or commercial damage of any nature disaster
whatsoever. Some cases do not allow the exclusion of incidental or consequential damages,
so the above limitation may apply to you.
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Chapter 2
Check the condition of unit
Before you install the Oven, inspect it for damage that may have
occurred in transportation. Confirm any damage for compensating
following the Compensation regulations and transportation of Lab
Companion.
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Check the condition of unit before unpack
Protection from any damage occurring in transit, Lab Companion administers excellent packing and
radical transportation.
Any damage or loss during transit, all responsibility is filled with the delivery carrier.
After receiving the unit, carefully unpack and inspect it for damage.
If the unit is damaged or loss during transit, Make sure as follows to be protected from the ¡Lab
Companion Regulations¡
Confirmation a damaged unit
1. Check the front and rear sides of the unit under packed condition.
2. Carefully unpack the package.
3. Check with care any damage during the transportation of the unit
4. Check the parts (i.e. accessories- Page 9) of the unit.
Compensation regulation of damaged unit
If the unit is damaged, contact the delivery service company immediately.
1. Keep the condition as it delivered and wait for the confirmation by the carrier.
2. Within 15 days, submit an application be made in writing to the delivery service company.
Do not discard the carton or packing
material for the unit until you have checked
all of the damaged parts.
Compensation regulation of transport
1. Any damage that is occurred during the transport is responsible to the delivery service
company.
2. Except for all damage from the transport, we Jeio Tech will service or return.
3. If Jeio Tech or our authorized dealers do not deliver the unit, Jeio Tech disclaims all the
responsibility for the damage.
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Chapter 3
Installation
Before installation, be sure to check the electric conditions for electric
safe. All persons expected to carry out operation, installation and
maintenance of the unit, read and understand the safety information
and operating instructions.
Including;
contents
Installation
Check points
Select a proper place
Level off
Power connection
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Contents
After unpacking, please check listed Bath component description as follows.
If you didn¡t receive one or more component as follow, Contact the Jeio Tech Service center or the
distributor where you purchased.
Operating manual
After unpacking, check the operating manual.
If you didn¡t receive the operating manual,
Contact the distributor or the Jeio Tech service
center.
Wire Shelve Brackets
4 EA Wire Shelves Bracket included for
using 2 EA Wire shelve.
If you need more Qty, contact your
regional dealer.
Fuse
During being in use, if you contact the service
center or the distributor, you will receive the
service.
Wire shelve
2 EA Wire shelves included.
If you need more Qty, contact your
regional dealer.
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Installation
The machine should be installed on a safe and proper environment following to the below
Check Points
- Select a proper place, Level off the machine, - Power connection
Select a proper place
1. Operating condition
Room condition of temperature and humidity should be normal as 18 ℃ ~ 25℃, below 80%RH.
2. Environmental condition
Do not expose the machine to direct ray of light.
3. Setting place
The floor should be on flat and leveled ground.
4. Space
The machine should be kept at least 1.5m from any illuminators and 20 cm from walls.
The machine should be operated at
the optimum condition for cleanness,
electricity and preparation against
fire.
Level off
All of the bottom sides should be leveled.
Power connection
Check the ID Plate on the back side of the machine to find the electric conditions.
Power must be used upper 2 classes grounded.
Check the power plug to find if the
electric conditions are correct. The
voltage fluctuation should be within
10%.
Do not connect the power before checking
how to do correct operation.
1. Check if the plug condition and electric wires are normal.
2. Check the connection of ground wire.
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Chapter 4
Safety Alert and Caution
¡Alert¡ shows that users can be dead or
seriously wounded by wrong operation.
¡Notice¡ shows that users can be wounded or
machines broken by wrong operation.
¡Signal Word¡ is used in the operation manual for safe and proper
operation and keeps users from being damaged by accidents.
Each ¡Symbol Mark¡ is identified following to the degree of importance
and danger.
Pay attention to the ¡Alert¡ and ¡Notice¡ in the manual to avoid from any
accidents.
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Safety Alert
Main Power
¡Alert¡ shows that users can be dead or
seriously wounded by wrong operation.
Check the voltage, phase and
capacity on the ID plate, before
installation.
☞ Power plug should be connected
the grounded terminal consent.
Do not connect multiple power
cord.
☞ It can cause fire and
malfunction.
☞ Sources of electricity should be
separately wired.
The sources of electricity
should be grounded.
☞ The sources of electricity
without ground connection can
cause serious damage to users
or the machine.
☞ Don¡t earth the machine to gas
pipes or water pipes.
Check the power and Hz on the
ID plate before installation.
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Safety
Don¡t install the machine
near to places where
inflammable gas can¡t be
leaked.
☞ It can cause fire and
malfunction.
Put off the power plug if
some sounds and smell,
smokes are happened.
☞ Request the service.
☞ It can cause fire and shock.
OPERATING
Safety
Keep out of the direct
sunlight.
☞ It may cause fire and
malfunction.
☞ When use in the direct
sunlight please set up a
proper interception to
make shade.
Do not use the machine
at places where moisture
is high and flooding can
be happened.
☞ It can cause fire, shock
and malfunction.
☞ When flooding the unit,
Request the service.
Do not disassemble or
fix, change the
machine.
☞ It can cause fire, shock
and malfunction..
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Explosive materials:
Safety
Do not put
inflammables and
explosives near to
places where
inflammable gas
can be leaked.
☞ It can cause fire
and explosion.
☞ Do not install the
machine in a
dangerous area.
Do not put
inflammables and
explosives in the
machine.
☞ Do not use the
machine near to
places where
explosion can be
happened due to
organic evaporating
gases.
Acid, Esther, Nitro
compound
Inflammable
materials: salt
peroxides, inorganic
peroxide, salt acids.
Never put the sample on the bo
Hom of chamser (heater blmdpatch) It can be danger of
overheat or a fire.
At least 2 persons should move the machine when it is
necessary.
☞ The weight of Oven is 35 ~ 60kg depending on the model.
☞ Move the machine using of proper carriage tools.
☞ The user can be wounded.
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Safety Caution
INSTALLING
Main Power
¡Notice¡ shows that users can be
wounded or machines broken by
wrong operation.
Do not put heavy
things on the power
line. Do not put the
machine on the line.
☞ It causes fire and
electric shock.
Connect the plug
correctly and do not
touch it with hands.
☞ It can cause fire if the
connection is not fit.
☞ It can cause fire and
damage to users
Safety
Do not make the
machine wet while
cleaning. Do not put
liquid on the machine.
☞ If the machine is wet,
off the power and contact
where you purchase the
machine to check it
Do not shock the
machine or vibrate it.
☞ It can cause damage
to the machine.
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Safety
Do not spray aerosol and
flammable sprayer.
☞ It can cause fire and
damage to users.
Do not clean the machine
with solvent abstergent.
Use smooth cloths.
☞ Cleaning with solvent can
cause fire and deformity.
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Warning Label
Alert labels are attached on the body for informing of safety and
danger. Keep the alerts in mind and follow the instruction
Ask extra labels to where you purchased the equipment if they¡re
damaged.
* Warning
It informs not to put flammable or explosive samples in the
chamber.
* Caution
Users can be burnt by the hot surface of the chamber due
to the high temperature.
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Chapter 5
Names of each component
& Functions
Please, we recommend that operator learns name of each part of main
body and function & and operation of display before using Incubator.
If you do not understand any, please, contact with agent or Jeio tech.
Including;
Names of each component & Functions
Main Body
Over temp. limit
Door handle
Power Switch & fuses
Ventilating hole
Door Alarm
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5 3 4 1 6
Names of each component & functions
Main body
2
1. Door
2. Door Handle
3. Temperature Controller
Microprocessor has digital PID Auto Tuning, temperature
compensation function, heating adjustable, and etc.
4. Over temp. Limit
A separate over-temperature cut-out prevents overheating, in
the event of out-of-limit status the inner chamber, warning
audible and visual alarms.
5. Ventilating Hole
For inhaling and exhaling air and exhaling moisture.
6. Body
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8
Body
7
9
10
11
13
12
7. Door Packing
8. Chamber
Stainless steel. Heating element, Temperature sensor, and
Temperature regulator are inside.
9. Shelf
Stainless steel.
10. Shelf Level Adjustor
Position of shelf can be adjusted depending on specimen.
(ON-01E→10 level, ON-11E→14 level, ON-21E→15 level.)
11. Foot
It is adjustable for balance.
12. Power Switch & Fuse
13. Door Switch
Once door opens, fan stops.
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Over Temp. Limit
Door Handle
Over Temp. Limit
This safety device cuts mains of equipment and the unit stops when it
detects high temperature over set temperature.
Indication: Buzzer and O/T LED blinking.
To start the unit again, press START/STOP key.
Note) Please, eliminate the potential dangerous factor
Door Handle
PULL : Door open.
PULL
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Power Switch
&
Fuse
Power Switch & Fuse
Power Switch : ON/OFF type
Fuse : Safety device is for preventing internal flow from
overcuuent.
Model Rating
ON - 01E AC230V, 5A AC120V, 8A
ON - 11E AC230V, 8A AC120V, 10A
ON - 21E AC230V, 10A AC120V, 12A
Ventilating Hole
Ventilating Hole
Adjust air flow and moisture.
Surface is hot. Please, be careful.
Please, wear dry glove to adjust it.
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Door Alarm
Door Alarm
Door LED is on when door opens.
Function of heating element stops to minimize temperature
interference when door opens.
Alarms door opening to user.
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Chapter 6
Controlling and functional elements
Please, learn controls and functional element before operating unit.
Including;
Operating and Functional elements
How to set temperature
Additional functions of TEMP key
Advanced Temperature setting function
Example of advanced temperature setting function
Changing the temperature
BIAS function
How to set timer
On Timer setting
Off Timer setting
Timer function
Cancellation of Wait On/Off Timer function
Power failure compensation function of Timer key
How to set and perform Auto Tune function
Lock function
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Name of display
Operating and functional element
1. PV indicator
Indicates the present value.
2. SV indicator
3. Status LED
Indicates the set value or remaining time
of timer
Heater LED
Indicates the heater output.
Auto Tune LED
Flashes during Auto tune function.
Wait On Timer LED
Indicates time delay on functon. ( The unit
starts operation automatically when the time
reaches time which is set.)
Illuminates while operating.
Wait Off Timer LED
Indicates time delay off function. ( Timer starts
operation when PV values reaches SV value.
The unit stops operation automatically after set
time.)
Illuminates while operating.
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Door LED
When the door is opened, door LED flashes
and the power from fan and heater is cut off.
Buzzer goes off if the door is not closed more
than 1 min.
For continual operation, close the door and
press start/stop key one time.
Over temp. LED
Indicates when chamber temperature excess
over set point of Over temp. limit devie.
(Physical setting). Once it starts working,
Buzzeer and LED works.
Run LED
Indicates that the unit is working or not.
ON : Working
Off : No working
4. Keys
Temp key
for temperature setting.
Except the total time
setting mode, the other
time setting mode is
increased 10 seconds.
The 10 seconds time unit
is indicated by the side
of the ¡dot¡ of minute.
Timer key
For Timer setting.
Up key
For increasing value.
Down key
For decreasing value.
Enter key
For completing and storing value after
adjusting and setting value.
Start/Stop key
For starting operation or stop the unit. Or
using the key to eliminate warning sound
or LED, if the unit stops operating due to
unexpected symptoms.
Lock key
Locks all keys.
Press and hold Lcok key for 1 second to
set or release Lock function.
Auto Tune key
Press and hold the key for 1 second to
strat operating Auto Tune fucntion.
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How to set
Temperature
How to set Temperature
① Press TEMP key.
② Value on SV indicator blinks.
③ Adjust value by using UP and
DOWN key.
④ Press ENTER key and finish
SV indicator
Key operation flow
temperature setting.
⑤ Press START/STOP key to start
running.
☞ No key input for 10 secondis
during temperature setting, you
return to initial status. Nothing
setting.
Additional functions of TEMP key
How to save
set
Advanced Temperature setting function
Set and save upto 3 different temperature as SV1, SV2, and SV3. The
values can be select and recall if operator wants.
① Press TEMP key 2 times continuously.
② SV1 shows on PV indicator, value can be put on SV indicator.
⑥ If press TEMP key one more time, SV3 shows on PV indicator and
value can be saved.
③ Adjust value by using UP and
DOWN key and press ENTER key
to finish temperature setting.
④ The value is saved in SV1 and
current set value is changed.
⑤ If press TEMP key one more
time, SV2 shows on PV indicator
and a different value can be
saved by using UP and DOWN key.
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Example of advanced temperature setting
function
How to use advanced saved temperature on SV1
: Press TEMP key 2 times.
① SV1 shows on PV indicator and
set point shows on SV indicator.
② Adjust value by using UP and
DOWN key and press ENTER key
to finish SV1 temperature
PV & SV indicator
How to use advanced saved temperature on SV2
: Press TEMP key 3 times.
setting.
③ Press START/STOP key to
control temperature saved on
SV1.
① SV2 shows on PV indicator.
② Adjust value by using UP and
DOWN key and press ENTER key
to finish SV2 temperature
PV & SV indicator
How to use advanced saved temperature on SV3
: Press TEMP key 4 times.
PV & SV indicator
setting.
③ Press START/STOP key to
control temperature saved on
SV2.
① SV3 shows on PV indicator.
② Adjust value by using UP and
DOWN key and press ENTER key
to finish SV3 temperature
setting.
③ Press START/STOP key to
control temperature saved on
SV3.
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performing BIAS .
How to change
temperature unit
BIAS
Please use certified
thermometer as your
reference sensor.
Please, call service or
Changing temperature
Temperature unit shows on SV indicator and it can be changed deping
on customer preference.
Press Temperature key 5 times.
① Factory defualt value is set
Celceous degree. (℃)
② Press UP and DOWN key and
change the value to Ferenheit
degree.(℉)
③ Press ENTER key to finish
setting.
BIAS function
- Compensates temperature difference between reference sensor and
equipped sensor in unit caused by temperature sensor or other
reasons.
- Please put a reference sensor at the center of the chamber inside and
wait for 5 minutes at least after your reference sensor is stabilized.
- Press TEMP key 6 times.
① BAIS shows on PV indicator and
actual temperature inside
chamber shows on SV indicator.
② Input the difference between
your reference sensor and actual
temperature inside chamber by
using UP and DOWN key.
③ Press ENTER key to finish BIAS
function and press START/STOP
key to start operation.
contact agencies if the
temperature difference
is same even after
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ON Timer
OFF Timer
Timer function
How to set Timer
On Timer setting
Press TIMER key 1 time. Type of
Timer shows on PV indicator and
time shows on SV indicator. ( ON
Timer is set at the left side, but it
PV & SV indicator
LED status
might not be ON Timer set, if you
set Off Timer before.)
① Input time by using UP and
DOWN key and press ENTER
key.
② W/ON LED blinks, which means
that the function starts.
Off Timer setting
Press TIMER key 2 times and Off
Timer can be set.
PV & SV indicator
① Input time by using UP and
DOWN key and press ENTER key.
② W/OFF LED blinks, which means
that the function starts.
LED status
Timer function
① Wait on Timer
The unit works automatically after lapse of time at On Timer
function.
Max : 99hour 59minute, Min : 1minute.
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Timer
cancel
Auto run
② Wait off Timer
Timer starts when actual temperautre reaches set point. And the
unit stops after lapse of time at Off Timer.
③ Both Wait on Timer and Wait off Timer.
Both Timer can be set at the same time and it shows the graph
on pase 31.
Cancellation of Wait On/Off Timer function
① Press TIMER key 1 or 2 times.
② Set time as 0 (Zero) and press
Cancellation of Wait On
ENTER key.
(cf) W/ON, W/OFF LED is off and
each Timer function can be cancelled
only press ENTER key without any
Cancellation of Wait Off
adjustment at ②.
Power failure compensation function of Timer key
Press TIMER key 3 times.
This function is Power failure
compensation function.
If YES is set, the unit starts
Auto Run setting
automatically when power
recovers after power failure.
① Yes or No can be set by using
UP and DOWN key.
Cancellation of Auto Run
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A
uto Tune can work
Auto tune
Lock function
during unit working if
you press and hold A/T
key for about 1
second. Auto Tune
shows on PV and SV
indicator.
How to set and perform Auto Tune function
Auto tune function makes the unit better control response.
When Auto tune function needs;
A. Temperature fluctuation.
B. It takes too long to reach set point.
① Set temperature. (Refer to
page 30.)
② Press and hold A/T key for 1
second and Auto tune shows
on PV and SV indicators.
PV/SV indicator
LED status
And A/T LED blinks, which
means Auto tune function
starts.
③ Press START/STOP key and
RUN LED blinks, which means
that Auto Tune starts.
④ Once Auto Tune is finished,
A/T LED is off and
temperature controls.
⑤ Auto Tune takes tens of
minutes or some hours.
Please, do not turn off main
switch during Auto Tune.
Lock function
All keys do not work.
Lock setting
Recommend please, perform Auto Tuning at the
first use of the unit. Also after long period of
time, unit needs Auto Tune.
① Press and hold Lock key for 1
second and ¡Lock¡ shows on PV
indicator with Beep sound.
And all keys do not work any
more except Lock key.
② To release keys lock, press and
hold Lock key for 1 second.
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Chapter 7
Maintenance & Troubleshooting
Please maintain the equipment regularly for optimal conditions.
This chapter shows symptoms while operation. Please contact us
referring to the contents when the equipment has problems.
Please keep in mind how to clean the equipment and maintain it
regularly.
Including;
Maintenance
Every week/month/quarter/year.
Keeping and cleaning of the equipment.
Keeping/External cleaning/Internal cleaning
Troubleshooting
Power
Temperature
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Every Week
Every Month
Every Quarter
Every Year
Maintenance
Check the connection of the accessories.
Keep clean the surface of the equipment.
Do not clean the bath with sulfuric acid,
hydrochloric acid or organic solvent which can
cause damage to the surface of the equipment.
Check the condition of power plug or wires.
Check the button input condition, set values are input correctly
Check the condition of ¡Over Temp. Limit¡
Stop draining water if the water in the bath is
hot. User can be burnt. Put gloves when draining.
Check the every week/month ¡check point.¡
Check if vibration or noise happens in the equipment.
Check the every week/month/quarter ¡check point¡.
Check the temperature is controlled properly. Check if the
constant temperature is maintained.
Maintain the equipment following to the
maintenance standard for keeping the
equipment under the best condition.
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Storage
Safekeeping and Cleaning
Storage
Keeps the equipment following to the orders below in case no operation
for a long time.
1. Power off.
2. Put the plug off from the socket.
3. Keep inside and outside of the equipment clean.
4. Keep the equipment after packing for dust protection.
Cleaning
External cleaning
External
cleaning
Inner
cleaning
1. Clean the external body by detergent.
2. Clean the external body by soft towel with pure water.
3. Clean the display with dry towel.
Inner cleaning
1. Power off.
2. Take off shelves and shelf adjusters from the chamber.
3. Clean in the chamber by soft towel with detergent.
4. Be careful blower and sensor when cleaning inside the chamber.
5. Clean in the chamber by soft towel with water only.
6. Clean them with dry towel.
Be careful not to damage the inner parts
while cleaning inside the equipment. It can
cause malfunctions.
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Troubleshooting
Follow the below when problems happen.
Please ask service if problems not included in the table happen or can¡t be solved by the mentioned
solutions.
Power
Symptoms Causes Solutions
The equipment is not on.
The plug is not connected
properly to the socket.
The socket, plug, power line is
damaged.
The equipment is connected to
where huge electric loadings are
occurred.
The circuit breaker is down or
power failure
1. Check the ID plate on the
back to find electric
condition whether it¡s fit to
the socket power.
2. Plug the power to the socket
again.
3. Check the socket/plug/power
lines and replace with new
one if they are damaged.
4. Supply power to the
equipment with exclusive
socket.
5. Find the cause of power
failure and fix it. Find the
cause of electric leakage if
the circuit breaker is down
and fix it.
6. Contact your local dealer to
fix the equipment if the
problems are not yest solved.
Circuit breaker is frequently
down.
Circuit breaker of the buildingis
frequently down.
Electic standard of fuses are not
fit.
Wires are damaged or shorted.
Power input parts are wet.
Too many plugs are connected. 1. Check the voltage capacity
1. Check the voltage and Amphere
of the fuze and connect them
correctly.(Refer to ¡Chapter 2¡)
2. Replace with a new wires if they
are damaged or shorted.
3. If the power connecting parts
are wet, dry them and
reconnect.
4. Contact your local dealer to
fix the equipment if the
problems are not yest solved.
supplied to the circuit breaker.
2. Check many similar equipments
are connected on the socket.
Use separate socket not
exceeded of the voltage
capacity.
3. Contact your local dealer to
fix the equipment if the
problems are not yet solved.
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Symptoms Causes Solutions
Controller display shows
nothing even though the
power is on.
The plug is not connected
properly to the socket.
The power switch lamp is not on.
Controller problem.
1. Check whether is¡s power
failure.
2. Plug the power to the socket
again.
3. Poor Power switch. Replace
with a new one.
If not solved¡
4. Replace with a new controller.
5. Contact your local dealer to
fix the equipment if the
problems are not yet solved.
Equipment stops working
without power off or any
external control.
The equipment is affected by
strong noise.
1. Check equipments with strong
noises are installed near to
the equipment and keep it far
from them.
2. Contact your local dealer to fix
the equipment if the problems
are not yet solved.
Temperature controlling
Symptoms Causes Solutions
Equipment does not work even
though pressing START/STOP
button.
Temperature controlling failure.
Worng controller setting value
input.
The equipment should be Auto
Tuned.
1. Input SV on the controller and
press Start/Stop button for
checking the operation
2. Controller problem. Contact your
local dealer to check the
controller function.
1. Do ¡Auto Tuning¡ and restart the
equipment.
2. Contact your local dealer to
fix the equipment if the
problems are not yet solved.
Temperature does not
increase.
RUN LED is off.
Door LED is off.
1. Check whether RUN LED is on
and press Start/Stop button if
it¡s off.
2. Check the door LED condition
and close the door correctly.
3. Contact your local dealer to
fix the equipment if the
problems are not yet solved
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Symptoms Causes Solutions
Buzzer is ringing continually. Wroing SV of Over temp. Limit
Door is opened.
1. Check if the SV of Over temp.
Limit is set lower than present
value.
2. Set the SV 20% higher than
present value by turning the
Over Temp. Limit
3. Check if the RUN LED is on
after pressing Start/Stop
button.
4. Cehck the condition of Door
LED and close the door if its
on.
If not solved¡
5. Contact your local dealer to
fix the equipment if the
problems are not yet solved.
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Chapter 8
Specifications
Check the specifications of the ovens for proper operation.
Including;
Specifications
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Specifications
Model ON-01E ON-11E ON-21E
Chamber volume 52L 100L 150L
Permissible
environmental condition
Range Amb. +15℃ to 220℃
Accuracy ±1℃ at 100℃
Uniformity ±4℃ at 100℃
Temperature
Heat up time
Controller Digital PID auto tuning
Sensor K-CA
Internal Stainless steel, 0.6t
External Steel, 1.2t, powder coating
Shelves Stainless steel wire, electro polished
Material
Insulation Mineral wool (50mm)
Door gasket
Ventilation
slide
Temperature 5℃ to 40℃
Maximum relative humidity 80%
Altitude up to 2,000m
100℃ Within 45 min
High temperature grade foamed silicone rubber
Stainless steel, dia 38mm¡ 2EA
Timer
Safety device CLS(Custom Logical Safe) - Control system
Over temp. limit Hydraulic over temp. Limit
Incoloy sheath
Heater
Size
(W¡ D¡ H)
Electric
requirement
Weight(net) 34kg 46kg 58.5kg
※ The specs would be changed without notice for quality improvement of the
equipment.
Internal(㎜) 375¡ 370¡ 370 455¡ 430¡ 510 585¡ 460¡ 555
External(㎜) 530¡ 535¡ 737 610¡ 595¡ 877 740¡ 625¡ 922
230VAC
50/60Hz
120VAC
60Hz
230VAC/1000W
120VAC/800W
4.3A 6.0A 7.3A
6.7A 8.3A 10.0A
Wait on time, Wait off time
(Max. 99hr 59min, Min. 1min)
Incoloy sheath
230VAC/1400W
120VAC/1000W
Incoloy sheath
230VAC/1700W
120VAC/1200W
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Chapter 9
Warranty & Service
The equipment is covered by the warranty standard regulated by Jeio
tech. Exceptions from the standards can¡t be covered by warranty.
Including;
Warranty and Service
Warranty and service
Exceptions from warranty
Service request
Return process
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Returns
Service
Exception
Under
Warranty service
If trouble occurs during product use, User can get free
Warranty
service for one year from the date of purchase.
Exceptions from warranty
User can not be credited by warranty in case of as below.
1. If trouble occurs by an act of God.
2. If the equipment breaks down due to misusing of available
voltage.
3. If damage occurs by dropping a product, or impact.
4. If damage occurs in an appearance by organic solvents such as
thinner, benzene.
5. If damage occurs without following to notice in the
manual
6. If damage occurs by fixing the equipment by any person
who is not related with Jeio tech.
7. If damage occurs by a mistake of a customer
Service request
1. Contact the local agent with claim form including the below
conditions.
* Date of purchase
* Name/Address/Contact no./E-mail
* Serial Number
* Symptoms
Return process
Contact the local agent with claim form including the below
conditions
* Date of purchase
* Name/Address/Contact no./E-mail
* Serial Number
* Symptoms
* Causes of returns
* Forwarder information
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Service contact
Service contact
Korea (Head office-Overseas department)
4F Hosu B/D, 379-13, Seogyo-dong, Mapo-ku, Seoul,
Republic of Korea. (121-839)
TEL: +82 - (0)2 - 3143 - 1823 / 1825
FAX: +82 - (0)2 - 3143 - 1824
http://www.jeiotech.com
E-mail: overseas@jeiotech.com
U.S.A.
2400 East Devon Ave, Suite 2005, Des Plaines, IL 60018, USA
TEL: 1-847-298-6613
FAX: 1-847-699-8487
E-mail: pjhwang@jeiotech.com
China
RM107,No.68 Line, 569 Xin Hua Road, Shanghai, China
Postcode: 200052
TEL: 86-21-62940608
FAX: 86-21-62940602
E-mail: wslee@jeiotech.com
South East Asia
No.7A, Jalan Kemboja 1 B/2, 48300 Bandar Bukit
Beruntung, Selangor Darul Ehsan, Malaysia
TEL: 603-60285833, 603-60285825
FAX: 603-60285822
E-mail: labcomp@streamyx.com
England (UK)
Unit 33 , Monument Business Park Warpsgrove Lane ,
Chalgrove , Oxfordshire OX44 7RW , UK
TEL: +44-1865-400321
FAX: +44-1865-400736
E-mail: labcompanion@medlineuk.com
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