Continental Refrigerator Refrigerators and Freezers manual

Operation, Installation and Instruction Manual for Reach-In Refrigerators and Freezers Cont inental Scient ific A Division of National Refrigeration & Air Conditioning Products, Inc. 539 Dunksferry Road · Bensalem, PA 19020-5908 215-244-1400 · 1-800-523-7138 · Fax: 215-244-9579[...]

Operators Manual Table of Contents Page RECEIVING YOUR NEW MODEL........................................................................ 1 GENERAL INFORMATION AND IMPORTANT OPERAT ING FACTS ................. 1 UNCRATING YOUR NE W MODEL ...................................................................... 2 INSTALLATION AND LOCAT ION ..............[...]

TROUBLESHOOTING AND SER VICING GUIDE .............................................. 22 W IRING DIAGRAMS .......................................................................................... 26[...]

RECEIVING YOUR NEW M ODEL Congratul ations on your r ecent purchase of Continental Scienti fic superior laboratory /pharmacy equipment products! W hen your shipment arr ives, pl ease thoroughly ex amine the shipping crate for any punctures, dents, or sig ns of roug h handling. It i s in y our best inter est to partiall y remov e or open the shippin[...]

and sanitation, all models are li sted under the reexami nation ser vi ce of underw riter's l aboratories. UNCRA TING YOUR NEW MO DEL The shipping container shoul d remain on y our model as pr otection against dents or scratches whil e transporting it to the actual set- up location. Remov e the shipping container only at the l ast possible mom[...]

efficiency. Important Note: To assure suf ficient air supply and circulati on to the condensing unit, a minimum clearance of 12" above th e grill and 3" on each side and back of the cabinet must be prov ided (see figure 1) . If necessary , special v enting or air supply ducts must be installed by the instal ler for this purpose. Do not at[...]

approxi m atel y 700 pounds of product (35 x 20) and assuming the refrigerator itsel f weig hs 300 pounds, the total combined weig ht of cabinet and product is approxi m atel y 1000 pounds. T her efore, the floor in this exampl e must be capable of supporting up to 1000 pounds. INSTA LLING LEGS A ND LEVELING REA CH-IN M ODELS Your new reach-in mode[...]

Your roll -in model comes with one cart r amp per door opening . T o i nstall the ramp(s), simply open the cabinet door and positi on the ramp slots onto the screw s located along the cabi net bottom f ront. If the door w iper rubs along the ramp to the extreme where the door w ill not self -close , you w ill need to adjust the door (see "door[...]

FIGURE 3 CA STERS MUST BE TIGHT TO CA BINET BOTTOM INSTA LLI NG CONDENSA TE EVA PORATOR No floor drains or plumbing connecti ons are req uired since al l models use an automatic condensate w ater ev aporating system. All models are supplied wi th an electric condensate evaporator pan and mounting bracket packed in the accessor y carton. To install [...]

FIGURE 4 CONDENSA TE EVA PORA TOR INS TA LLA TION REMO VA L OF DOORS A ND DOOR A DJUSTMENT During install ation, it may become necessary to r emove the cabinet door s to facilitate passag e through narrow doorway s or hallways. To remove a door, pry off all hing e covers using a shar p tool or knife (see fig ure 5). Sw ing the door to the open-door[...]

FIGURE 5 DOOR A DJUSTME NT A ND REMOVA L REMO VA L OF GRILL To remove the grill, loosen all four (4) grill mounting screw s located on the backside of the grill one or two turns. Simply lift grill up off of its mo unting screws and out. To replace the grill, line up the gr ill m ounting screws w ith the keyhole slots located on the cabinet body, pu[...]

cleaning may result in a streaking or staining of the metal. Complete cleaning procedur es and precautions are l isted in the "per iodic cleani ng procedure" under the mai ntenance section. STA RT-UP PROCEDURE ELECTRICA L CONNECTI ONS To insure proper oper ation, your new model must be connected to an i ndivi dual circuit that can suppl y[...]

the condensing unit is 208- 230 volts i n which the wi ring includes a neutral and a mechanical ground. This w iring should be connected to the appropr iate power source by a q ualified electrician and must conform to all local electr ical codes. SPECIA L VOLTA GE CONNECTIONS W hen models are ordered from the factory with special, optional voltages[...]

condensing unit, and electrical hook-up should be per f ormed by qualified refriger ation personnel of a competent refrigeration company only. OPERA TION All cabinets must be g iven sufficient time to reach normal operating temper ature before placing any product inside. Refriger ators are desig ned to maintain an ideal cabinet temperature of 3.3`c[...]

and turn the needle to the desired temperature usi ng y our finger s. Replace the lens cover and recheck the calibrati on. DIGITAL THERMOMETER For a digital thermometer, note how many degrees the digital display needs to be increased or decreased. Pr ess twice directly on the myl ar display towards the rig ht center using y our finger. After pressi[...]

FIGURE 6 THERMOMETER CA LIBRATION REFRIGERA TOR SYSTEM A ND A DJUSTM ENT All self-contai ned refriger ators are desi gned and factory set to maintain an aver age cabinet temperature of 4`c. The temperatur e control is accessible f r om the top of the electrica l console box located on the cabinet top b ehind the front grill (see figure 6). If an ad[...]

compressor is not oper ating dur ing an off-cycle. Do not set the thermostat too cold where the cabinet te mperature will fall b elow 2`c because the evaporator will becom e blocked by ice since the compressor of f-cycle will be considera bly shortened. This w ill result in loss of produc t stored w ithin the cabinet and require servi ce to defrost[...]

cabinet temperature. On l ow- temperature freez ers, place a screw driv er into the right ther mostat adjustment screw ( do not turn the left di fferent ial adjustment screw) and turn clockwi se for a colder cabi net temperature or counter clockw ise for a warmer cabinet temperature. Fur ther adjustments out of the factory desig n temperature rang [...]

FIGURE 8 DEFROST TIMER SETTING EVA PORATOR A SSEMBLY All refrig erators and freezers have an easi ly accessible, easily serviceabl e, performance rated, f orced-air evaporator assembly which utilizes a plasticized fin coil for ex tended life (see figur e 9). LOW-PROFILE, CEILIN G-MOUNT EVAPORATOR ASSEMBLY The low-pr of il e evaporator system is com[...]

FIGURE 9 LOW-PROFILE,CEILING- MOUNT EVA PORA TOR A SSEMBLY INTERIOR REA CH-IN A CCESSORIES The standard interior accessory packag e that is supplied from the f actory with your reach-in r efrigerator or freezer consi sts of standard pilaster strips with pil aster cl ips (four (4)clips per shelf), three ( 3 ) epoxy coated shelves per section, and fo[...]

the shelf on the clips as show n in figure 10. The standard pil aster and clip ar e shown i n figure 10, and the optional heavy -duty pilaster and clip are shown in figure 11. Important Note: W hen loading shelv es with product, allow space between row s of product for proper air ci rculation, and do not load pr oduct to block back wall (leave at l[...]

FIGURE 11 OPTIONA L HEA VY-DUTY PILA STER FIGURE 12 OPTIONA L A NGLE PA N SLIDES SA FETY PRECA UTIONS The following saf ety precautions should be follow ed when operating any appliances: ¬ Alway s disconnect the power cor d before attempting to w ork on or clean - 19 -[...]

any eq uipment. ¬ Disconnect the power cord w hen the appliance will be idled for a long period of time. ¬ Do not attempt to serv ice this unit yourself as remov ing any cover s may cause exposure to dang erous voltage. ¬ Alway s route the power cor d so that it is not l ikely to be walked on or pinched by other appliances. Nev er use extension [...]

contact with stai nless steel. 3. Tincture of iodine, or iron shoul d not come in contact with stainless steel. These solutions, whic h cause stainless steel to di scolor, should be ri nsed off immediately if contact occurs. 4. Gritty, hard abrasives will mar the f inish of stainless stee l and aluminum and are not recommended. SLIDING A ND HINGED [...]

this cleaning process. Af ter cleaning, r estore electrical serv ice to your model. PA RTS AND SERVICE Al w a ys provide the cabinet model and serial number (located on the data pl ate on the inside ri ght w all of the cabinet) w henever contacting the factory or your dealer regardi ng questi ons or when ordering parts. M O D E L # SERIA L # ______[...]

PROBLEM PROBABLE CA USE CORRECTION Condensing unit will not start - no hum. 1.LINE DISCONNECTED, SW ITCH OPEN. 2.FUSE REMOVED OR BLOW N. 3.OVERLOAD PROTECTOR BLOW N. 4.CONTROL "OFF" DUE TO COLD LOCATION. 5.CONTROL STUCK IN OPEN POSITION. 6.W IRING IMPROPER OR LOOSE. 1.CLOSE START OR DISCONNECT SW ITCH. 2.REPLACE FUSE. 3.DETERM INE REASON [...]

PROBLEM PROBABLE CA USE CORRECTION Condensing uni t runs, but short cycl es on: 1.OVERLOAD PROTECTOR. 2.THERM OSTAT. 3.HIGH PRESSURE CUT-OUT DUE TO: (a) INSUFFICIENT AIR SUPPLY. (b) OVERCHARGE. (c) AIR IN SYSTEM . 4.LOW PRESSURE CUT-OUT DUE TO: (a) VALVE LEAK. (b) UNDERCHARGE. (c) RESTRICTION IN EXPANSION DEVICE. 1.SEE PROBLEM # 3. 2.DIFFERENTIAL M[...]

PROBLEM PROBABLE CA USE CORRECTION Product zone temperature too hig h. 1.CONTROL SETTING TOO HIGH. 2.INADEQUATE AIR CIRCULATION. 3.DIRTY CONDENSER 1.ADJUST T-ST AT 2.REARRANGE PRODUCT LOAD TO IMPROVE AIR CIRCULATION. 3.CLEAN CONDENSER COIL Suction line frosted or sweating . 1.OVERCHARGE OF REFRIGERANT. 2.EVAPORATOR FAN NOT RUNNING. 3.EXPANSION VALV[...]

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