KoolMore MDR-3GD-63C User manual

Read This Manual
Inside you will find many helpful hints
on how to use and maintain your
refrigerator properly. Just a little
preventative care on your part can
save you a great deal of time and
money over the life of your washing
machine. You’ll find many answers to
common problems in the chart of
troubleshooting tips. If you review the
chart of Troubleshooting Tips first,
you may not need to call for service.
INSTRUCTION MANUAL
UPRIGHT DISPLAY COOLER
MODEL: MDR-3GD-63C
Before using your refrigerator ,please read this
manual carefully and keep it for future reference.
For any service-related Issues, please
contact us:
Phone Number: 718-576-6342
Email address: [email protected]

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.
1. 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.
2. Do not use mechanical devices or other means to accelerate the defrosting process, other than those
recommended by the manufacturer.
3. Do not use electrical appliances inside the food storage compartments of the appliance, unless they
are of the type recommended by the manufacturer
4. Keep ventilation openings, in the appliance enclosure or in the built-in structure, clear of obstruction.
Safety And Precautions

1.Preface
Before you start to use the product, please read the manual carefully to fully understand the product features.
Within the warranty period, the unit 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 information for more about maintenance.
To continually improve the product performance, we retain the right to modify it at any time without further notice.
Introduction
2. Purposes and Features
This product is a type of chilling cabinet, which is our new development of refrigeration combining the
advanced technologies the basis of food cabinet standards and corporate criteria. With stable quality and reliable
performance featuring 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. Transporting, Loading/Offloading and Accepting
3.1 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.
3.2 In accepting the goods, please carefully check everything according to the attached packing list to figure
out damages, if any. In case of any damage detected, please contact us through phone or email immediately,
and we will respond to the situation as soon as possible.
3.3 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.
Dear user
THANK YOU and CONGRATULATIONS on your purchase of this high-quality
Koolmore product. Your Koolmore refrigirator is designed for reliable,
trouble-free performance.
For future reference, record your product model and serial numbers located
on the inside frame of the dryer.
Model Number______________________________________
Serial
Number___________________________________________

4. Installation
4.1 The product should be place on a solid and flat floor with no gradient.
4.2 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.
4.3 Unobstructed ventilation should be ensured for condensing unit with ample room for repairing.
4.4 The melting water can be directed into the sewer near the product, if any, or otherwise evaporated through electric
heating.
5. Normal operation
5.1 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.
5.2 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.
5.3 Normal defrost settings. 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.
5.4 During normal operation, the storage should not be placed beyond the shelf or block the air-flow from the air
curtain.
6. Maintenance and Notes
6.1 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.
6.2 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.
6.3 Leaking check. Observe all connectors and welding joints for oil stain, which indicates a must for patching
measures or call for professionals.
6.4 Ensure the smoothness of drainpipes.
6.5 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.
6.6 We will not be responsible for any accident incurred by failures of following the notices.
7. Carel Digital Temperature Controller
9.1 Press “set” button:
9.1.1 1s display/sets the set point
9.1.2 more than 3s access the parameter setting menu (enter password 22) . 1.3 mutes the audible alarm(buzzer)
9.2 rapid selection of probe displayed for 1s displays firmware version
Display”rd” set point differential “8”
Display “co” the compressor starts over time “5”
Display”di” interval between six defrosts”4”
Display"C2" the Min. compressor off time "5"
Display"/5",°C/°F(0=°C;1=°F) “1”
9.3 Press “set” button, more than 3s, LED screen setting 2 times.
Installation and Care

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.
5MMelting water overflown
1. Defrost Heater 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. Improve the conditions.
6Normal air curtain, but
periodical fluctuation of
cabinet temperature
of
1. Condenser contaminated.
2. Poor venting of the unit.
3. Heatprotection 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. RReplace the heat protection.
4. RReplace the drying filter.
5. RReplace the expansion valve.
6. RReplace the
temperature controller.
Number Troubles Causes Solutions
1Strange 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.
Frequent Troubleshooting

Limited Service Warranty
Valid only in the United States
1 Year Parts and Labor Warranty
Unless otherwise stated, Koolmore Supply Inc. warrants to the original purchaser of new Koolmore ice machine 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.
Coverage Limitations
The 1 year parts and labor warranty do not cover:
Failure to install and/or use the equipment within proper operating conditions specified by Koolmore. This includes but is not limited to residential,
outdoor, or mobile applications.
Any adjustments necessitated by improper operating conditions.
Improper water pressure or temperature, or failure to use and maintain a water filter, and any adjustments necessitated by these conditions. Failure to
meet these conditions will void all future warranty coverage.
Damage caused by improper electrical connection, power failure, or generators.
Failure to properly maintain the unit including all preventive maintenance and cleaning.
Equipment sold or used outside of United States, equipment purchased second-hand, equipment sold by an unauthorized reseller, and equipment
expressly sold without warranty coverage.
Equipment without a valid serial number and proof of purchase, or other way to verify warranty coverage.
Equipment that has not been used appropriately or was subject to misuse, neglect, abuse, accident, alteration, negligence, damage during transit,
delivery or installation, fire, flood, or an act of God.
Equipment that has been altered, modified, or repaired by anyone other than an authorized service agency outside of preventative maintenance and
cleaning.
Parts deemed by Koolmore to be normal wear and tear parts, including hoses and select plastic or rubber components.
For Warranty Inquiries or Service:
This warranty is only valid on equipment purchased from an authorized dealer.
Locate the model number.
Next, call 1-718-576-6342. You must have the model number when contacting service technicians.
Failure to contact Koolmore prior to obtaining equipment service may void your warrant
If you are experiencing any issue with your unit, please contact us right away.
Phone: [phone]
Email: s[email protected]
Warranty