OWNER’S MANUAL MIRACOOL™ GLASS DOOR MERCHANDISER 2000L Sales Office: P.O. Box 5932 Spartanburg, S.C. 29304-5932 Technical Service: 1-800-558-7627 Parts Order Fax: 1-800-262-9381 Manufacturer reserves the right to discontinue,or change at any time, specifications or designs without notice and without incurring obligations.
CONTENTS GENERAL Page These instructions cover the installation, operation, and maintenance of Carrier Miracool™ series glass door merchandiser units, size 2000L. GENERAL.........................................................2 UNIT INSPECTION ...........................................2 UNIT INSPECTION INSTALLATION .............................................2-5 Examine all packages for damage to packaging material. Damage to external packaging may have resulted in unit damage.
FIGURE 1 - MIRACOOL™ BOTTLE COOLER UNIT COMPONENTS (MC2000H SHOWN) 3
LEVEL UNIT To provide adequate condensate drainage and proper door alignment and operation of unit, the unit cabinet must be level. Leveling feet are factory installed. Remove the front grille to gain access to front and back feet. TO GAIN ACCESS TO LEVELING FEET U DANGER Before servicing unit, disconnect electrical service. Failure to disconnect electrical service could result in electrical shock and cause personal injury or death. 1.
INSTALL SHELVES Product shelves and a bag containing shelf support clips are packed inside the unit. Refer to Table 1 to verify quantity of shelves and shelf supporting clips. Bottom shelf must be placed on interior floor and should be inserted into the two retainer clips provided at the rear corners or the unit floor. U WARNING Improper shelf clip installation may cause shelf and/or product to fall which could result in personal injury or damage to the unit. U WARNING Do not overload the shelves.
START-UP PRELIMINARY CHECKS BI-PIN FLUORESCENT LAMP INSTALLATION / VERIFICATION Before applying power to the unit, verify that all lamps have been properly installed and are fully engaged in the lamp holders. There are 2 lamps in the signboard and 2 inside the cooler. U CAUTION Improperly installed lamps may cause damage to the lighting circuit. Carrier will not be responsible for equipment of component falilures or other damages or losses that arise as a result of improper lamp installation.
TABLE 2 – UNIT DATA UNIT Voltage (V) Nominal Range Frequency (Hz) Total Amps Refrigerant Type Charge Amount (oz) Design Pressure (psig) High Side Low Side MC2000H / MC2000S 115 105-125 60 11.3 R-134A 19.4 220 88 INITIAL START-UP POWER SUPPLY Connect unit to power supply. Check to verify that the compressor, lamp and fans are running. Important: Low line voltage is often the cause of service complaints. Check to see that the line voltage is within specified range with the unit running.
REFRIGERATION SYSTEM SERVICE SERVICE AND TROUBLESHOOTING COMPONENTS The Carrier Miracool™ refrigeration system consists of a hermetically sealed compressor and finned evaporator and condenser coils. CONDENSER DRIER The drier is installed in the system just before the capillary tube. The drier traps minute particles of foreign material and absorbs any moisture in the system. 1.
EVAPORATOR COMPARTMENT SERVICING EVACUATION Moisture in a refrigeration system may affect performance. U DANGER When large amounts of moisture are present, system freeze ups will occur. Even in minute amounts, moisture will combine with refrigerants to form an acid. Before servicing unit, disconnect electrical service. Failure to disconnect electrical service could result in electrical shock and cause personal injury or death.
TABLE 3 – REFRIGERATION SYSTEM SERVICE AND ANALYSIS CHART REFRIGERATION SYSTEM MALFUNCTION Compressor will not start - no hum - Compressor will not start POSSIBLE CAUSE 1. Line cord not plugged in. 2. Fuse removed or blown. 3. Overload protector tripped. 4. Temp control stuck in open position. 5. Wiring improper or loose. 1. Low voltage to unit. 2. Relay failing to close - hums but trips on overload protector. Compressor starts but does not switch off of start winding. 3. Starting capacitor defective.
FIGURE 12 – WIRING DIAGRAM 11
MAINTENANCE CABINET EXTERIOR LAMP REPLACEMENT Cabinets should be cleaned with a solution of mild soap and water or mild household cleaner. Do not use caustic soap or abrasive cleaners, since these might damage the cabinet finish. If stainless steel surface becomes discolored, scrub by rubbing only in direction of the finish grain. Do not use steel wool or rusting may occur. Refer to Table 4. U DANGER Before servicing unit, disconnect electrical service.
TABLE 4 –METHODS FOR CLEANING STAINLESS STEEL TASK CLEANING AGENT* METHOD OF APPLICATION EFFECT ON FINISH Routine Cleaning Soap, ammonia or detergent and water Sponge with cloth, then rinse with clear water and wipe dry. Satisfactory for use on all finishes. Stubborn Spots and Stains, Caked-on Splatter, and other Light Discolorations Revere Ware, Goddard’s, Twinkle or Cameo stainless steel cleaner or Soft Scrub cleaner. Apply with a damp sponge or cloth. Rub with a damp cloth.
Copyright 2006 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
