KoolMore OT-120 User manual

Multideck Open Chiller
Instruction
for Use
OT-120

1
1、Preface
It is a great honor that you choose our drink cabinet product. This manual is provided
specifically for your anytime needs of installation, operation and maintenance as an important
technical material.
Before you start to use the product, please read the manual carefully to fully prove the
product’s features. Within the warranty period, the produce should be repaired, if necessary, by
experienced professionals in the field of refrigeration or electrics, who provide the after-service
authorized by our specific service stations. See the warranty card for more about maintenance.
To continually improve the product performance, we retain the right to modify it at any time
without further notice.
2、Purposes and features
This product is a type of chilling cabinet, which is our new development of refrigeration
combining the advanced technologies from both home and abroad on the basis of food cabinet
standards and corporate criteria. Its main kits and key components are all good brands, either
domestically or overseas, with stable quality and reliable performance. Featuring Western-style and
streamlined design, the product integrates the actual market demand in structural design, which
better cater to the ergonomics requirements of consumers. This series applies mainly to displaying
and selling of drinks, dairy products, vegetables and fruits.
3、Performance parameter sheet
Model
OT-120
Name
Show Case for Drink
Temperature（℃）
2 ～10
Working Ambient/ humidify (℃)
25℃/ 60% or below
Purposes
Drinks and dairy products
Effective area（L）
95
Displaying area（m2）
0.3
Refrigerant
R290
Power supply
110-120V/60Hz
Evaporating output of melting（W）
860
Length（mm）
760
Width（mm）
740
Height（mm）
1140
Operation mode
Self melting and self-temperature regulating with full
automation
Net weight（Kg）/gross weight（Kg）
108
4、Transporting, loading and offloading and accepting
4.1 As some delicate articles such as glass and mirror are contained in the product and its package,
please handle it gently and properly during transporting, conveying and transferring.
4.2 In accepting the goods, please carefully check everything according to the attached packing list

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to figure out damages, if any. In case of any damage detected, please contact us through phone or fax
immediately, and we will respond to the situation as soon as possible.
4.3 In case of any damage or loss, please identify the situation in the packing list and have the
consigner acknowledge it with signature before returning it to us.
5、Installation
5.1 The product should be place on a solid and flat floor with no gradient.
5.2 The product is recommended to work with under 28℃ambient temperature and less than 55%
relative humidity, where direct sunshine and draught can be avoided. Additionally, disturbing air
devices such as fan or air conditioner vent should be appear from its top or nearby.
5.3 Unobstructed ventilation should be ensured for condensing unit with ample room for
repairing.
5.4 The melting water can be directed into the sewer near the product, if any, or otherwise
evaporated through electric heating.
6、Normal operation
6.1 Full-automation. Fully consider the local seasonal conditions within a year and the surrounding
environment are sufficiently considered during the setting of control modules, to ensure the optimal
operation of the whole full-automatic product.
6.2 Normal cooling. Set the temperature controller properly according to customers’ needs to
achieve both energy-saving and normal cooling. See the Appendix: Instruction of CAREL Temperature
Controller for details.
6.3 Normal melting. Set the timer properly for melting time and interval according to the ambient
temperature and humidity, with over two melting periods for verification. See the Appendix:
Instruction of CAREL Temperature Controller for details.
6.4 Have the customer sign Debugging Record and Installation Acceptance Report before finishing
the consignment.
6.5 During normal operation, the storage should not be placed beyond the shelf or block the
return air from the air curtain.
7、Maintenance and notes
7.1 Cabinet cleaning. The product should be cleaned once a week with power supply disconnected.
In cleaning, please use mild rinsing water or non-corrosive cleanser essence. Do not wash it directly
with water faucet.
7.2 De-dusting for condenser. The condenser should be cleaned every three months with power
supply disconnected. To clean the condenser, remove the left panel, and remove the dust on the
cooling fin of the condenser with wire brush or high pressure air gun.
7.3 Leaking check. Observe all connectors and welding joints for oil stain, which indicates a must
for patching measures or call for professionals.

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7.4 Ensure the smoothness of drainpipes.
7.5 Frequently observe the operation of the product. In case of any abnormal noise, smell or smog,
cut off the power supply immediately and call for professionals for help. Do not restart the product
before trouble is cleared.
7.6 We will not be responsible for any accident incurred by failures of following the notices.
8. Frequent troubleshooting
Number
Troubles
Causes
Solutions
1
Strange noise under the
bottom shelf
Fan blade broken.
Power off and fix the blade.
2
Non-refrigerating in spite
of normal operation
1. Unit off.
2. Melting process.
3. Refrigerant leaking
4. Unit failure.
1. Power on.
2. Stop melting.
3. Patch the leak and refill
refrigerant.
4. Call for professionals.
3
Weak air from air curtain,
and higher cabinet
temperature
1. Evaporator blocked by
frost.
2. Inside fan damaged.
3.Too low set point of
temperature controller.
4.Vent blocked by storage
1. Increase melting frequency.
2. Replace the fan.
3. Adjust the set point.
4. Remove the storage.
4
Normal air curtain, but
higher cabinet
temperature
1. Insufficient refrigerant.
2.Too high set point of
temperature controllers.
3.Expansion value fails.
4.Thewind curtain disturbed
by strong air flow.
5. Ambient temperature or
humidity beyond standards.
1.Refill the refrigerant.
2.Adjust the set point for the
temperature controller.
3.Repair or replace the expansion
valve.
4. Removing the disturbing factors.
5. Improve the conditions.
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Melting water overflown
1.Heating pipe for melting
water damaged
2. Water-level controller
failure.
3. Ambient temperature or
humidity beyond standards.
1. Replace the heating pipe.
2.Replace the water-level controller.
3. Impove the conditions.
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Normal air curtain, but
periodical fluctuation of
cabinet temperature
1.Condenser contaminated.
2. Poor venting of the unit.
3.Heatprotection of
compressor failure.
4.Expansion valve blocked by
ice
5. Expansion valve failure.
6. Temperature controller
failure.
1. Clean the condenser.
2. Improve the venting conditions.
3. Replace the heat protection.
4. Replace the drying filter.
5. Replace the expansion valve.
6. Replace the temperature
controller.

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9.Warning
a) DANGER –RISK OF FIRE OR EXPLOSION. FLAMMABLE REFRIGERANT USED. DO NOT
USEMECHANICAL DEVICES TO DEFROST REFRIGERATOR. DO NOT PUNCTURE REFRIGERANT TUBING.
and
DANGER –RISQUE DE FEU OU D’EXPLOSION. LE FRIGORIGÈNE EST INFLAMMABLE. NE PAS
UTILISERD’APPAREILS MÉCANIQUES POUR DÉGIVRER LE RÉFRIGÉRATEUR. NE PAS PERFORER LA
TUBULURECONTENANT LE FRIGORIGÈNE.
b) DANGER –RISK OF FIRE OR EXPLOSION. FLAMMABLE REFRIGERANT USED. TO BE REPAIRED ONLY
BYTRAINED SERVICE PERSONNEL. DO NOT PUNCTURE REFRIGERANT TUBING.
and
DANGER –RISQUE DE FEU OU D’EXPLOSION. LE FRIGORIGÈNE EST INFLAMMABLE. CONFIER
LESRÉPARATIONS À UN TECHNICIEN SPÉCIALISÉ. NE PAS PERFORER LA TUBULURE CONTENANT
LEFRIGORIGÈNE.
c) CAUTION –RISK OF FIRE OR EXPLOSION. FLAMMABLE REFRIGERANT USED. CONSULT
REPAIRMANUAL/OWNER'S GUIDE BEFORE ATTEMPTING TO SERVICE THIS PRODUCT. ALL
SAFETYPRECAUTIONS MUST BE FOLLOWED.
and
ATTENTION –RISQUE DE FEU OU D’EXPLOSION. LE FRIGORIGÈNE EST INFLAMMABLE. CONSULTER
LEMANUEL DU PROPRIÉTAIRE/GUIDE DE RÉPARATION AVANT DE TENTER UNE RÉPARATION.
TOUTESLES MESURES DE SÉCURITÉ DOIVENT ÊTRE RESPECTÉES.
d) CAUTION –RISK OF FIRE OR EXPLOSION. DISPOSE OF PROPERLY IN ACCORDANCE WITH FEDERAL
ORLOCAL REGULATIONS. FLAMMABLE REFRIGERANT USED.
and
ATTENTION –RISQUE DE FEU OU D’EXPLOSION. ÉLIMINER CONFORMÉMENT AUX
RÈGLEMENTSFÉDÉRAUX OU LOCAUX. LE FRIGORIGÈNE EST INFLAMMABLE.
e) CAUTION –RISK OF FIRE OR EXPLOSION DUE TO PUNCTURE OF REFRIGERANT TUBING;
FOLLOWHANDLING INSTRUCTIONS CAREFULLY. FLAMMABLE REFRIGERANT USED.
and
ATTENTION –RISQUE DE FEU OU D’EXPLOSION SI LA TUBULURE CONTENANT LE FRIGORIGÈNE
ESTPERFORÉE ; SUIVRE LES INSTRUCTIONS DE MANUTENTION AVEC SOIN. LE FRIGORIGÈNE
ESTINFLAMMABLE.
2.Component parts shall be replaced with like components and that servicing shall be done by factory
authorized service personnel, so as to minimize the risk of possible ignition due to incorrect parts or
improper service.
3.Do not use mechanical devices or other means to accelerate the defrosting process, other than
those recommended by the manufacturer.
4.Do not use electrical appliances inside the food storage compartments of the appliance, unless they
are of the type recommended by the manufacturer
5.Keep ventilation openings, in the appliance enclosure or in the built-in structure, clear of
obstruction.

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10. Carel Digital Temperature Controller:
10.1 Press “set” buttom:
10.1.1 1s display/sets the set point
10.1.2 more than 3s access the parameter setting menu (enter password 22)
10.1.3 mutes the audible alarm(buzzer)
10.2 rapid selection of probe displayed for 1s displays firmware version
Display”rd” set point differential “4”
Display “co” the compressor starts over time “2”
Display”di” interval between six defrosts”6”
Display”dt” end defrost temperature “20”
Display”dp” maximum defrost duration “10”
10.3 Press “set” buttom, more than 3s, LED screen setting 2 times.
11.Green-----System Switch
Red------Illumination Switch

1Year Parts andLabor Warranty
Unless otherwise stated, Koolmore Supply Inc warrants to the original purchaser of new Koolmore
Refrigeration units, that such equipment will be free from defects in material and workmanship for
a period of 1 year from the date of delivery. Valid only in the Continental United States.
5Year Compressor Warranty
In addition to the 1 year parts and labor warranty above, Koolmore Supply Inc warrants the compressor
on select units to be free of defects in material and workmanship for a period of 5 years from the date
of delivery.
On products without the 5 year compressor warranty, the compressor is covered for 1 year under the
standard parts and labor warranty.
What This Warranty Does Not Cover:
Koolmore Supply Inc will not warrant coverage for component failure or other damages that arise under
the following conditions:
•Failure to install and/or use the unit within proper operating conditions specified by
Koolmore Supply Inc. This includes installation in any and all outdoor or mobile applications.
• Failure to properly maintain the unit. This includes, but is not limited to, basic preventative
maintenance like cleaning the condenser coil.
• Installation in non-commercial or residential applications.
• Products sold or used outside of the Continental United States.
• Any damage that occurs as a result of negligence or improper handling.
• Overloading or improper loading of the unit in a manner that prevents proper airflow.
Additionally, no claims can be made against this warranty for spoilage of products, loss of sales or profits,
or any other consequential damages.
Normal wear type parts, such as light bulbs and gaskets, are not included in warranty coverage.
For Warranty Inquiries orService:
This warranty is only valid on equipment purchased from an authorized dealer.
• Locate the model number (located on the front of the unit, or inside the door jamb).
Next, call 1-718-576-6342. You must have the model number when contacting service technicians.
Failure to contact Koolmore Supply Inc prior to obtaining equipment service may void your warranty.
If you are experiencing any issues with your unit, please contact us right away.
Phone :[phone]
Email: s[email protected]
Limited Service Warranty
Valid only in the Continental United States
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