CGB-CGD Series Bakery-Deli Merchandisers Manual - Master-Bilt
Contents
1. 18 SERVICE INFORMATION sic 19 Pre Service Checklist 20 Special Servic Sitavions teal 21 SALE amp DISPOSAL 21 Owner 51 2129 REFRIGERATION amp ELECTRICAL DATA i scoscssusnisssespasscevoncosovsssovesetissasinsesouseersonsoss inavesessnenueseseus 22 MAIN WIRING DIAGRAMS acisccasccusssesscntsissnseasvabscssusansqustasnssossievasvoitesusvecddeouaveusesedustionsssbebsvsaversesnasctabs 23 5505 24 26 6 27 INTRODUCTION Thank you for purchasing a Master Bilt cabinet This manual contains important instructions for installing and servicing the Master Bilt Curved Glass Display Cases A repair parts list and wiring diagram are also included in the manual Read all of these documents carefully before installing or servicing your case A NOTICE Read this manual before installing your case Keep this manual and refer to it before doing any service on the equipment Failure to do so could result in personal injury or damage to the case2. 9 9 Rear Package Shelf 9 POOLS os 9 Product Into Case La eee ee 10 SHELVING INSTALLATION amp 21 2 1 11 13 Shelves and 13 55 13 ar eE E era T asuadeet ante tesa 13 os ust on aati ales a 13 14 Shelf Light Bulb Replacement ce 14 Top Liebt Bulb Replacement 14 PERIODIC MAINTENANCE N 15 Cleaning 15 CLEANING INS PRUC TIONS 16 18 Daily Cleaning haan ees etl ae aude be tad Led hens eaten 16 Weekly Cleanings 17 Interior Rea eae seein 17 18
3. A NOTICE Installation and service of the electrical components in the case must be performed by a licensed electrician The portions of this manual covering components contain technical instructions intended only for persons qualified to perform electrical work A DANGER Improper or faulty hookup of electrical components in the case can result in severe injury or death All electrical wiring hookups must be done in accordance with all applicable local regional or national standards SERIAL NUMBER Record the model and serial numbers of the case for easy reference Always refer to both model and serial numbers in your correspondence regarding the case Case Model Serial Number Condensing Unit Model Serial Number This manual cannot cover every installation use or service situation If you need additional information call or write us Technical Service Department Master Bilt Products Highway 15 North New Albany MS 38652 Phone 800 684 8988 Fax 866 882 7629 Email service master bilt com 232 WARNING LABELS amp SAFETY INSTRUCTIONS 4 This is safety alert symbol When you see this symbol on your case or in the manual be alert to the potential for personal injury or damage to your equipment Be sure you understand all safety messages and always follow recommended precautions and safe operating procedures A NOTICE TO EMPLOYERS You must make sure that
4. 91 14146 12 22 98 UNIT MUST BE GROUNDED 23 LIGHT WIRING DIAGRAMS CGD 50 CGD 59 amp CGD 77 LIGHT WIRING DIAGRAM DETAIL 2 F017T8 25 8 2 8 40 8 amp LUS SHELF LIGHT TO LIGHT SW TO GROUND SEE MAIN WIRING DIAGRAM DETAIL COLOR CODE BLK BLACK B BLUE W WHITE Y YELLOW 91 13924 4 16 01 R RED G GREEN 24 50 amp 59 LIGHT WIRING DIAGRAM 4 15 8 01718 2518 FO32T8 TOP LIGHT ONLY YELLOW ON 15 BALLAST ALL BL TO Y W BALLAST STK BALLAST lt 11899 BALLAST A A sw 53 SHELF LIGHT G TO GROUND D SEE MAIN WIRING DIAGRAM DETAIL COLOR CODE BLACK IR R FOR 015 94 13927 5 7 08 W WHITE Y YELLOW R RED G GREEN 25 77 LIGHT WIRING DIAGRAM DETAIL 4 040 8 LIGHT CAP BLUE LEADS NOT USED W B TO LIGHT SW TO GROUND SEE MAIN WIRING DIAGRAM DETAIL BLK BLACK B BLUE W WHITE Y YELLOW 91 13928 04 16 01 RED G GREEN 26 5 ELECTICAL COMPONENTS MODELS LIGHT LIGHT LIGHT BULB LIGHT BULB SHELF LIGHT LIGHT SC MAIN SWITCH BALLAST CAP He ere RECEPT TOE EIGHT WIRING WIRING CORD HARNESS LENSE DIAGRAM AGRAM EZEN 5 50 41 1066 39 12904 42 11069 42 1544 43 15888 43 13920 42 14141 43 15889 42 136
5. 3 REAR GRILL PANEL TABS 1954 7 Condensate Evaporator This case is furnished with an electrical condensate evaporator Plumbing connections are not required The condensate evaporator is located toward the front of the machine compartment and is accessible from the rear of the case After removal of rear grill panel make sure that the drain line has not been dislodged during shipment and that the drain trap is located properly over the water reservoir of the condensate evaporator pan Cleaning For initial setup clean the case as outlined in the weekly cleaning section of this manual Refrigeration Installation Self Contained Models The self contained models are shipped from the factory with a completely operational 134A refrigeration system and require no modifications or adjustments upon installation ELECTRICAL INFORMATION 8 GROUNDING This Case Must Be Grounded DANGER Improper or faulty hookup of electrical components in the display case can result in severe injury or death Only a licensed electrician must perform all case electrical connections All electrical wiring hookups must be done in accordance with all applicable local regional or national electrical standards A separate circuit for each display case is recommended to prevent other appliances on the same circuit from overloading the circuit and causing malfunction The electrical service must be grounded upon installation This u
6. front of shelf into the clear plastic clips on front light housing 3 Snap the rear of shelf into the clear plastic clips on rear shelf support 4 Repeat 2 amp 3 for each tier NOTE Units with 73 long rear shelf supports uses 2 wire shelves per tier All other units use 1 wire shelf per tier Metal Shelves 1 The CGD models are provided with a single metal shelf 2 With rear sliding door removed or rear swing door open place front of metal shelf on to front shelf light 3 Set the rear of the metal shelf on to the rear shelf support so that the notch at each end of metal shelf straddles the rear shelf support If clear plastic clips were factory installed on top of rear shelf support or front shelf light remove and discard clear plastic clips 4 Repeat steps 2 amp 3 for each tier if supplied with more than 1 tier of shelving 13 MAINTENANCE Shelf Light Bulb Replacement 1 All shelf light fixtures use a spring loaded socket at one end To remove the bulb push the bulb towards the spring loaded socket until the opposite ends drops out of the socket 2 The bulb is inside a clear shatter proof tube with a black plastic cap on each end Be careful not to allow bulb to slide out of shatter proof tube 3 Reinstall new bulb in to the existing shatter proof tube and reuse black plastic end caps Reinstall bulb assembly in the same manner as described in the Bulb Removal Procedure Be sure bulb is secure in bul
7. occasions when the refrigerant charge must be evacuated from a case in order to perform service work In those situations the refrigerant charge must be evacuated into a recovery system to prevent the possibility of hydrofluorocarbons HFC s from being released into the atmosphere If moisture or liquid is observed around or under case an immediate investigation should be made by qualified personnel to determine the source of the moisture or liquid The investigation made should determine if the case is malfunctioning or if there is a simple housekeeping problem Moisture or liquid around or under a case is a potential slip fall hazard for persons walking by or working in the general area of the case Any case malfunction or housekeeping problem that creates a slip fall hazard around or under a case should be corrected immediately SALE amp DISPOSAL Owner Responsibility If you sell or give away your Master Bilt case you must make sure that all safety labels and the Installation Service Manual are included with it If you need replacement labels or manuals Master Bilt will provide them free of charge Contact the technical service department at Master Bilt at 800 684 8988 The technical service department at Master Bilt should be contacted at the time of sale or disposal of your case so records may be kept of its new location If you sell or give away your Master Bilt case and you evacuate the refrigerant charge before shipmen
8. shelf light by aligning the male pins on the appropriate shelf light cord plugs with the female light sockets and push together NOTE Do not roll plug during insertion 12 7 Hang one end of shelf support on to rear notch of one shelf bracket and then rear notch of the shelf bracket on the opposite side Repeat for additional shelf tiers 8 Place supplied shelving onto shelf supports as outlined in the appropriate Shelf Installation section of this manual 9 On units with sliding rear doors re install both rear doors by lifting top of door into top track and swinging bottom of door onto bottom track Install door labeled inner door first on inner track and door labeled outer door second on outer track Shelves and shelf light quantity It is not required that all shelves and shelf lights supplied with each case are used The quantity of shelves and shelf lights can be tailored to your specific needs If the supplied quantity of shelves and shelf lights are not required cap unused female socket located in interior of the case mullion with caps supplied Failure to do so will prevent entire lighting system from operating SHELF INSTALLATION Wire Shelves The CGB models are provided with 22 wire shelves for the bottom middle shelf and 16 wire shelf is for the top shelf 2 With rear sliding doors removed place front of wire shelf onto front shelf light and snap the
9. 43 13927 91 14146 9 14146 4315880 4315880 066 21442 4315889 22 1164 4315889 3972003 221454 213645 913994 GLASS COMPONENTS MODELS CURVED END GLASS END GLASS END GLASS FRONT REFL LH REFL RH GLASS EDGE SEAL 3 50550 507038 05 59 50 038 77 50 18936 5 50 18938 50 18938 L 50 18938 50 18938 60 77 50 18936 5 50 18938 50 18938 L 50 18938 50 18938 REFRIGERATION COMPONENTS MODELS CONDENSING UNIT 5 120V SC 240V ii gt VAPORATOR XPANSION EVAPORATOR FAN MOTOR VAPORATOR THERMOSTAT ONDENSATE ONDENSATE lt L W gt SA GB 77 30 14219 30 15329 33 13359 32 12625 41 13363 72 12254 32 12391 32 15495 5 2134 40 13362 60 77 30 14219 30 15329 33 13358 32 12625 41 13363 72 12254 32 12391 DOOR amp SHELF COMPONENTS MODELS f DOOR LEFT DOOR RIGHT DOOR LEFT DOOR RIGHT WIRE SHELF WIRE SHELF SHELF SHELF STAINLESS SHELF SHELF REFLECTIVE REFLECTIVE WHITE LIGHT ASSY SHELF BRACKET BRACKET FILTER DRIER 32 15495 5 2134 40 13362 MID BTM TOP MID BTM GB 50 53 13676 53 13677 53 13692 53 13693 63 13815 2 63 13815 1 81 30618 5 4842 3 67 14293 67 15229 53 13680 53 13681 53 13697 4842 5 67 14293
10. 66 882 7629 Email service master bilt com Pre Service Checklist Case Does Not Operate Check for disconnected power supply Check for tripped breaker or blown fuse Check that the thermostat is not off Lights Do Not Operate Check that light switch is on Be sure light is properly seated in the sockets Check that light cord s are tight in the sockets Plug unused light sockets with socket cap provided with socket Case Temperature Too Warm Check that the cold air inlet and outlet slots are not blocked Be sure that the rear doors are closed and tightly sealed Check for a blocked or dirty condenser coil filter or condenser coil fins Check cold airflow Lack of adequate cold airflow could be a defective evaporator fan or blocked evaporator coil Check that paper or foreign material is not blocking evaporator If the evaporator coil is blocked due to excessive frost turn the thermostat knob to the off position for approximately one hour to defrost Excessive frost will buildup if the case is operated with the door open or Check that the display pans are installed properly Glass Fogging Check room ambient Case is designed to operate in an environment not to exceed 75 F and 55 relative humidity Check case temperature Case is designed to operate between 38 F and 42 F Check that nothing is placed on the top of the case glass 20 Special Service Situations There are rare
11. E3233 04 23 09 MASTER BILT Refrigeration Solutions INSTALLATION amp OPERATIONS INSTRUCTIONS CGD 50 CGD 59 CGD 77 KEEP THIS MANUAL FOR FUTURE REFERENCE Engineering and technical data are subject to change without notice Master Bilt Products 908 Highway 15 North New Albany MS 38652 Phone 800 684 8988 sis CONTENTS INTRODUCTION crvssstsssvexdoccasssesvivetisasinuedsteesstesscsbeadoasucuavecsisessncssesnessbevassetbiesssssiee 3 WARNING LABELS amp SAFETY INSTRUCTIONS ccssssssssssssscsssssssscsssesssssesssssscsssesssssessssessssees 4 PRE INSTAELATION PROCEDURES cisvssssacessstetsocssstasensostiverasssvenstssapsesycehusrosssenonssbisuessvababsnssaipers ntens 5 Inspection For Shipping 5 INSTALLATION INS TRU CTIONS 5 Locating The Display Casein ea lg canes Mesa 5 Removing Case From Shipping 5 5 Gill Removal oli ott redone ee A alee le ee te 6 Cond nsate Evaporator mete shies habiiviied 7 Cleaner sds 7 Refrigeration 7 ELECTRICAL INFORMATION amp 8 OPERATING INSTRUCTIONS 9
12. P FAN SHROUD 17 1 Remove all interior shelving as described in shelving installation and removal section of this manual 2 Remove both shelf standards from interior of case First remove thumbscrew at bottom of shelf standard and then slide shelf standard up to allow top key slot to clear 3 Lift the display pan up and out of evaporator tub Remove display pan through rear opening 4 Remove the evaporator fan shroud First remove thumbscrews along backside of evaporator fan shroud Lift the rear of the evaporator fan shroud allowing the front to hinge on fan shroud mounting tabs Reach in and unplug the evaporator fan motor cord Continue to lift the evaporator fan shroud while at the same time pulling it to the door opening of case until the slots in the evaporator fan shroud can clear the fan shroud mounting tabs Remove evaporator fan shroud through rear opening Clean entire interior of case using warm soapy water Wipe off all soapy water with a damp cloth and allow todry NOTE Depending on the amount of usage and spillage of foreign material some fasteners may have to be removed and parts disassembled to allow proper cleaning of the unit 6 Clean all shelves shelf support bars shelf light housings shelf light housings shelf brackets and display pans using warm soapy water and a brush Rinse thoroughly and allow to dry 7 Clean all foreign material from inner and outer rear door tracks usi
13. anual for proper installation adjustment and removal of shelving Sliding Rear Doors The doors can be easily removed by lifting doors upward until the bottom edge of door clears the lower track Swing the bottom of door outward and down out of top track Clean the door track frequently for easy door operation A Very light film of lubricant such as PAM will help the doors slide easily Placing Product into Case After completing shelving installation as outlined in Shelving Installation and Removal section of this manual you may begin placing product into the display case Do not exceed 150 pounds of weight per shelf Heavy product should be distributed evenly across the entire shelving area Determine desired shelving location and angle before placing product in case Product must be removed to readjust shelf location and angle Do not overhang the front of wire shelves with product Product may overhang rear of shelf but allow a minimum of 1 1 2 between product and rear door Improper clearance in front and rear of shelf will block the refrigerated airflow and could cause product loss Do not block the slots along the front or rear of the case display pan Covering these slots will block the refrigerated airflow and could cause product loss The display pan is removable for cleaning and can become dislodged in shipment To ensure proper airflow and performance of the case make sure that the display pan is pushed com
14. b receptacles Note Be sure to use a direct equivalent to the original bulb Top Light Bulb Replacement On units with sliding rear doors remove both rear doors from track by lifting doors upward until the bottom edge of door clears the lower track Swing the bottom of door outward and down out of top track On units with rear swing doors completely open doors to allow access to interior of case Remove all shelves shelf supports and Shelf lights from unit through rear door opening See Shelving Installation and Removal section of this manual for instruction if needed Remove top light lens clip screw s lens clip s and top light lens as illustrated below To remove bulb from top light housing grip the bulb receptacle end caps at each end of bulb Pull the bulb receptacle end caps straight outward toward front of case Once bulb and bulb receptacle end caps are removed from top light housing remove the bulb receptacle end caps from end of bulb 50 dual zone models do not have end caps Reinstall new bulb in the same manner as described in the Bulb Removal Procedure Be sure bulb is secure in bulb receptacles Note Be sure to use a direct equivalent to the original bulb Reinstall top light lens lens clips and lens clip screws in reverse order as shown in illustration below D eS pi LIGHT LENS LENS SCREW S LENS CLIP S TOP LIGHT LENS E1954 4 PERIODIC MAINTENANCE Cl
15. eaning Condenser Coil It is very important that the Condenser coil is cleaned twice per month to insure proper refrigeration performance and to prevent compressor failure Failure to clean condenser coil will void condenser warranty 1 Disconnect power to the unit 2 Remove the back base panel located on the back bottom of unit by removing the panel retaining screws 3 Carefully vacuum the front surface of condenser coil Take care not to bend coil fins with vacuum cleaner nozzle 4 Reinstall back panel and retaining screws VACCUM CONDENSER COIL FINS AIR INTAKE REAR PANEL 15 CLEANING INSTRUCTIONS Daily Cleaning The case should be cleaned thoroughly as described in the weekly cleaning section before it is used for the first time NOTICE Avoid splashing or soaking any electrical components with water to A prevent electrical damage to the case NOTICE Shut off lights and power switches and remove all product from case Allow sufficient time for the unit to reach room temperature before proceeding with cleaning NOTICE Remove all product from case before proceeding with cleaning procedure Note For major spills or foreign material buildup use complete weekly cleaning instructions 1 Clean all foreign materials from the door opening 2 Wipe complete interior of case using a damp cloth 3 Tilt the front glass forward as described in the illust
16. epeat for additional shelf tiers INSTALLATION SHELF STANDARD TOP HOOK REMOVAL SHELF BRACKET BOTTOM TAB 12 NOTCH 6 Place shelf bracket top hook into desired shelf A Lift shelf bracket up to allow shelf bracket notch standard slot to clear the bottom of shelf standard slot Lift shelf bracket top hook to allow shelf bracket Swing shelf bracket bottom tab out of shelf bottom tab to clear shelf standard slot standard slot Swing shelf bracketbottom tab into shelf standard Drop shelf bracket down to allow shelf bracket top slot hook to clear top of shelf standard slot Place the desired shelf bracket notch of 0 6 or 12 remove shelf bracket top from shelf standard slot degrees onto bottom of shelf standard slot 3 Hang one end of shelf light housing on the front notch of a shelf bracket and then the other end of shelf light housing on the notch of the shelf bracket on the opposite end Repeat for each additional shelf tiers 4 Push shelf light cords into clear plastic clip located on inside of shelf brackets 5 Remove the cap from the appropriate female light sockets If socket is not being used for a shelf light the cap must be plugged into socket for entire light system to operate NOTE Grip each side of cap firmly and wiggle and pull cap straight out of socket Do not roll cap during removal RIGHT WRONG 6 Plug in each
17. everyone who installs uses or services your case is thoroughly familiar with all safety information and procedures Important safety information is presented in this section and throughout the manual The Following signal words are used in the warning and safety messages DANGER Severe injury or death will occur if you ignore the message WARNING Severe injury or death can occur if you ignore the message CAUTION Minor injury or damage to your case can occur if you ignore the message NOTICE This is important installation operation or service information If you ignore the message you may damage your case The warning and safety labels shown throughout this manual are placed on your Master Bilt case at the factory Follow all warning label instructions If any warning or safety labels become lost or damaged call our customer service department at 800 684 8988 for replacements CAUTION CAUTION RISK OF ELECTRIC HAZARDOUS MOVING PARTS SHOCK DISCONNECT DO NOT OPERATE UNIT WITH POWER BEFORE SERVICING UNIT DISPLAY PANS REMOVED 91 12340 This label is located on the back of the display case This label is located below the display pan PRE INSTALLATION PROCEDURES Inspection for Shipping Damage You are responsible for filing all freight claims with the delivering truck line Inspect all cartons and crates for damage as soon as they arrive If damage is noted to shipping crates cartons or if a shortage is
18. found note this on the bill of lading all copies prior to signing If damage is discovered when the case is uncrated immediately call the delivering truck line and follow up the call with a written report indicating concealed damage to your shipment Ask for an immediate inspection of your concealed damage item Crating material must be retained to show the inspector from the truck line INSTALLATION INSTRUCTIONS Locating the Display Case The case should be located where it is not subjected to the direct rays of the sun heating ducts grills radiator or ceiling fans nor should it be located near open doors or main door entrances Also avoid locations where there are excessive air movement or air disturbances The condenser air inlet and discharge is located at the rear of the case Do not block this inlet and do not locate the air inlet near a source of heat Removing Case From Shipping Skid CAUTION Do not push against the top glass front glass end glass doors or door frames when removing the case from the skid or moving the case Case damage or glass breakage could result 1 Remove crate top and sides and note missing or damaged items as explained in the pre installation procedures outlined above 2 Move the case as near as possible to the final location and before removing it from the shipping skid 3 If your case is supplied with plastic end panels remove them by lifting them in an upward direction Set
19. ng warm soapy water and brush Apply a light film of lubricant such as PAM to make the doors operate smoother 8 Clean both sides of the doors and interior of the front glass using any common window cleaner NOTE Front glass can be tilted forward to simplify front glass cleaning See Daily Cleaning section for glass tilting operation 9 Reassemble case in reverse order starting with Step 6 Exterior Cleaning 1 Clean the front glass using any common window cleaner 2 The exterior surfaces should be wiped down using any ammoniated cleansers warm soapy water NOTE For major spills or foreign material build up use complete weekly cleaning instruction SERVICE INFORMATION CAUTION Before any service work is RISK OF ELECTRIC SHOCK performed on the case make sure all power is disconnected to the case DISCONNECT POWER BEFORE SERVICING UNIT Service problems or request for repair parts from authorized service agencies trained service personnel or owners should be referred to Pre Service Checklist You may avoid the cost and inconvenience of an unnecessary service call by first reviewing this checklist of frequently encountered situations that can cause unsatisfactory case performance Q CAUTION Before servicing case turn off power at the main breaker of fuse box Technical Service Department Master Bilt Products Highway 15 North New Albany MS 38652 Phone 800 684 8988 Fax 8
20. nit is designed for permanent connection to a power source See the electrical data plate located at the rear of the case for proper circuit size and wire ampacity The electrical connection box is accessible from the rear of the case Remove rear grill on refrigerated models See Grill Removal in the installation section of this manual See diagram below for location of the field wiring connection box BACK OF CASE OVERHANGS BASE 1 7 8 DIA ELECTRICAL ENTRANCE ON REAR OF CASE 1 FROM SIDE OF BASE 1 3 4 FROM BOTTOM OF BASE 7 8 DIA ELECTRICAL ENTRANCE IN BOTTOM OF CASE 2 3 4 FROM SIDE OF BASE 2 1 8 FROM REAR OF BASE FIELD CONNECTION COVER FOR REFRIGERATED CASES E3233 OPERATING INSTRUCTIONS LIGHT SWITCH TEMPERATURE CONTROL E1954 8 Controls Light Switch This switch controls the power to the lighting circuit The switch rocker is red in the position black in the off position Temperature Control This controls the refrigerated side by cycling the compressor condensing unit It has off position and the coldest setting when the knob is set all the way in the clockwise position Set this control at the lowest setting possible while maintaining desired case temperature Shelves Each display is furnished with shelves that are adjustable up and down and can be tilted in three angular positions See Shelving Installation amp Removal section of this m
21. pletely down into evaporation tub Check that the pan is installed properly before placing product the display pans Allow refrigerated models to run for at least two hours before placing pre chilled product into unit Turn temperature control to the lowest possible position that maintains required interior cabinet temperature CASE SHOULD BE STOCKED WITH PRE CHILLED PRODUCT ONLY ATTENTION Refrigerated display cases are designed to operate in a maximum environment of 75 DEG F and 55 relative humidity Exceeding these limits could cause poor case performance and sweating of glass panels SHELVING INSTALLATION 8 REMOVAL FEMALE SHELF LIGHT SOCKET METAL SHELF WIRE SHELF WIRE RETAINER CLEAR PLASTIC CLIP SHELF BRACKET SHELF LIGHT SHELF SUPPORT SHELF RETAINER CLEAR PLASTIC CLIP SHELF BRACKET WIRE SHELF ONLY 1 Turn the light switch to the off position on units with sliding rear doors remove both rear doors from track by lifting doors upward until the bottom edge of door clears the lower track Swing the bottom of door outward and down out of top track 2 Insert a shelf bracket in the desired shelf standard slot on one side of case The short set of shelf brackets are for the top shelf and the longer shelf brackets are for the middle and bottom shelves Follow the instruction in the illustration below Place an additional shelf bracket in the same shelf standard slot on the opposite end of case R
22. rations below This will allow easier access to clean interior front and side glass The glass can then be cleaned with common window cleaners OPEN FRONT GLASS Stand in front of unit and grab the pull handle with both hands 2 Pull front glass outward until the glass rests on front glass stops CLOSE FRONT GLASS Stand in front of unit and push on front of pull handle with both hands 2 Firmly push glass towards rear of unit until front glass rests in closed position 4 The remaining exterior surface should be wiped down using any soapy warm water Note Do not use detergents or chlorine and do not use abrasive cleaners or pads to prevent scratching of surfaces Weekly Cleaning This procedure is recommended on a weekly basis It may need to be performed more often if necessary to maintain a clean sanitary case The case should be cleaned to this procedure before using the first time NOTICE Avoid splashing or soaking any electrical components with water to prevent electrical damage to the case Shut off light and power switches and remove all product from case Allow sufficient time for the unit to reach room temperature before proceeding with cleaning Interior Cleaning REAR DOOR REAR DOOR INNER REFRIGERATED MODELS ONLY SHELVING E1954 9 FAN SHROUD MOUNTING TABS SHELF BRACKET SHELF STANDARD DISPLAY PAN EVA
23. t Master Bilt recommends that the charge be evacuated into a recovery system to prevent the possibility of HFC s from being released into the atmosphere 21 REFRIGERATION amp ELECTRICAL DATA REFRIGERATION REFRIGERANT LIGHTS EVAPORATOR CONDENSATE COMPRESSOR TOTAL amp ELECTRICAL R 134 02 FAN MOTOR HEATER DATA REFRIGERATED SELF CONTAINED CGB 50 28 0 7 0 4 1 2 8 8 58 8 10 5 CGB 59 32 0 9 0 4 1 2 8 8 58 8 11 6 CGB 77 36 1 3 0 8 1 2 10 1 68 14 2 CGD 50 28 0 7 0 4 1 2 8 8 58 8 10 5 CGD 59 32 0 9 0 4 1 2 8 8 58 8 11 6 CGD 77 36 1 3 0 8 1 2 10 1 68 14 2 Refer to the data plate attached to rear of the case for maximum fuse size and minimum circuit ampacity 22 MAIN WIRING DIAGRAMS 120 VOLT REFRIGERATED SELF CONTAINED MAIN WIRING DIAGRAM DETAIL CONDENSATE EVAPORATOR BLK HEATER BLK 3 9 MUTOR LIGHT E E J SEE LIGHT WIRING SWITCH DIAGRAM DETAIL SWITCH BLK RIB BALLAST TOLIGHT MOTOR G BALLAST INCLUDED ON 77 UNITS ONLY HIGH PRESS CUTOUT CONDENSER ON 36 59DZ RECEPTACLE _ BLK THERM BLK RIB THERM O be SEE DIAGRAM COLOR CODE IN COMP FIELD FOR DETAILS jCONNECTION BLK BLACK CONDENE NAUN W WHITE R RED 120 VOLTS B BLUE 60 HERTZ Y YELLOW 1 PHASE G GREEN
24. these end panels aside to be reinstalled after case is placed in proper position 4 Remove 4 brackets that secure the case to the shipping skid 5 Lift case off of skid and into required position 6 Level and square the case as needed by adjusting leg leveler in each corner of Use wrench provided The case must be level for proper drainage of defrost condensate to the condensate evaporator and allow for proper alignment of front glass The 59 amp 77 cases also have a set of leg levelers in the center These must be adjusted so the base is flat 7 The leveled case must be sealed to the floor using a NSF Listed Sealant Grill Removal Refrigerated Units DANGER Electric shock hazard Do not operate unit with panels removed There is a removable slotted panel at the rear of the case The panel allows access to the condensing unit the light ballast the condensate pan and the field wiring connection box Remove this panel to make field wiring connections See electrical information and grounding section of this manual before wiring case Note If electrical connection has been performed disconnect power to case before removing grill panel 1 Remove the rear grill panel screws from top of rear grill 2 Tilt the top of rear grill panel outward as shown in illustration on the right 3 Pull rear grill panel tabs up and out of slots in base of case 1 REAR GRILL PANEL SCREWS
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