BLG-12_BLG/TLG 27, 48, 52, 74, 80 Installation - Master-Bilt
Contents
1. 3C K KH Varistor Q Switch PAN HEATER EN PROVIDED EVAP SENSOR TS2 SENSOR 751 21 01518 MASTER BILT Alem ui talla rs 18 FRAME LH DOOR 2ND DOOR 3RD DOOR IF x x x 5 B B amp E 5 5 5 E e E v y gt 3 lt e lt e lt tc de EZ E g E X 5 X E 3 3 5 5 5 eee BL BL BL IR W BK DETAIL WITH NEUTRAL FIELD WIRING RE FEMALE DOOR PLUG CONTACTOR A2. AAA ta rs 19 FEMALE DOOR PLUG IF REQ D SPARE RAME 1 HEATER 1 W DOOR LH 2ND DOOR 3RD DOOR lt lt 5 E m x x v Bl in lt lt E al m CE a E lt E D BL w BL v W BK FRAME HEATER DETAIL e 2 Dri ors cabient NTACTOR PHASE H NEUTRAL 20 AAA toda rs de NOTE SEE RELAY BOX COMPRESSOR WIRING 21 01519 Compressc IL WITH NEUTRAL BLG 21 L liar
3. 1 1111 1111 nnnm ne nen nenne 11 CHECK LIST 11 SERVICE INSTRUCTION uu uu 12 TEMPERATURE SENSOR DEFROST HEATER AND FAN MOTOR 13 MASTER BILT PART LIS Too ia a 14 ACCESSORIES da 15 SALE AND DISPOSAL ia xs a 15 WIRING DIAGRAMS 112 2 1 00 11 1 2 41 4 4 2 rene 16 21 3 INTRODUCTION Thank you for purchasing a Master Bilt cabinet This manual contains important instructions for installing using and servicing a Master Bilt BLG TLG case A parts list is included with this manual Read all these documents carefully before installing or servicing your equipment STORE CONDITIONS The Master Bilt BLG TLG cases are designed to operate in the controlled environment of an air conditioned store The store temperature should be at or below 75 F and a relative humidity of 55 or less At higher temperature or humidity conditions the performance of these cases may be affected and the capacity diminished The Master Bilt BLG TLG should not be positioned where it is directly exposed to rays of sun or near a direct source of radiant heat or airflow This will adversely affect the case and will result in poor performance If this case is to be located against a wall there should be at least 6 space between the wall and the back of the
4. 15 ul lt 4 lt a x lt o BLIBLIBLIBL FRAME HEATER DETAIL OK BR Varistor MASTER BILT L Rees liar 16 RE HEATER SPAR FRAME HEATER DETAIL LED DRIVERS Jigrams for more details CONTACTOR MASTER BILT L Rees liar 17 IF R JOR IF REQ D FRAME HEATER DETAIL COM E E 5 5 B 5 B E 5 E E S E 5 5 5 n x E x 444 BL R W 20 1 PHASE WITH NEUTR SEE DETAIL HEATER HEAT
5. PRE INSTALLATION INSTRUCTIONS 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 or cartons or if a shortage is found note this on the bill of lading all copies prior to signing If damage is discovered when the cabinet 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 GENERAL INSTRUCTIONS 1 Be sure the equipment is properly installed by competent service people 2 Keep the equipment clean and sanitary so it will meet your local sanitation codes Clean the cabinet with a mild detergent and water then rinse 3 Rotate your stock so that older stock does not accumulate This is especially important for ice cream A First In First Out rotation practice will keep the products in good salable condition 4 Do not place product in the case when it is soft or partially thawed Also product should not be put in the case for at least 6 hours after it is started 5 Stock cases as quickly as possible exposing only small quantities to store temperatures for short periods of time 6 When replacing burned out fluoresc
6. case This space will allow for the circulation of air behind the case which will prevent condensation on the exterior surfaces NOTICE Read this manual before installing your cabinet Keep the 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 cabinet DANGER Improper or faulty hook up of electrical components on the refrigeration units can result in severe injury or death All electrical wiring hook ups must be done in accordance with all applicable local regional or national standards NOTICE Installation and service of the refrigeration and electrical components of the cabinet must be performed by a refrigeration mechanic and or a licensed electrician The portions of this manual covering refrigeration and electrical components contain technical instructions intended only for persons qualified to perform refrigeration and electrical work This manual cannot cover every installation use or service situation If you need additional information call or write us Customer Service Department Master Bilt Products Highway 15 North New Albany MS 38652 Phone 800 684 8988 Fax 800 684 8988 MIDMASTER BIIT Jie si Pan a lea r WARNING LABELS AND SAFETY INSTRUCTIONS This symbol is the safety alert symbol When you see this symbol on your cabinet or in this manual be alert to the potential for personal injury or damage to your equi
7. 31 03602 31 03604 31 03602 31 03604 Door R H 31 03603 31 03605 BLG Curve Door 31 03174 31 03176 31 03178 BLG Curve Door Frame 31 03182 31 03184 31 03186 Drain Heater 17 00404 17 00404 17 00404 17 00404 17 00404 17 00404 Drier 09 09171 09 09171 09 09711 09 09711 09 09711 09 09711 Evaporator Coil 07 13288 07 13288 07 13289 07 13289 07 13290 07 13290 Evaporator Fan Blade 15 13106 15 13106 15 13106 15 13106 15 13106 15 13106 Evaporator Fan Guard 25 01324 25 01324 25 01324 25 01324 25 01324 25 01324 Evaporator Fan Motor 13 13181 13 13181 13 13182 13 13182 13 13182 13 13182 Expansion Valve 09 09825 09 09825 09 09758 09 09758 09 09759 09 09759 Female Door Plug 21 00568 21 00568 21 00568 21 00568 21 00568 21 00568 Female Plug 21 00577 21 00577 21 00577 21 00577 21 00577 21 00577 Front Control 19 13897 19 13897 19 13897 19 13897 19 13897 19 13897 Heater Safety Control 19 01164 19 01164 19 01164 19 01164 19 01164 19 01164 Leg TLG only 27 00558 27 00558 27 00558 27 00558 27 00558 27 00558 Leg Leveler 27 00592 27 00592 27 00592 27 00592 27 00592 27 00592 Light Switch 23 50793 23 50793 23 50793 23 50793 23 50793 23 50793 Electronic control 19 14243 19 14243 19 14243 19 14243 19 14243 19 14243 Cabinet Temperature sensor 19 14244 19 14244 19 14244 19 14244 19 14244 19 14244 Defrost Termination Sensor 19 14245 19
8. screws from venturi and pull down Dixell Sensor MOTOR LEADS MOTOR MOUNT VENTURI FAN GUARD DRAIN PAN To change a temperature sensor cabinet zone sensor or defrost termination sensor simply disconnect the sensor wires from the controller and replace the new sensor in the original position Use plastic tie to tighten the zone sensor Insert the sensor for defrost termination firmly into the evaporator coil in between the fins Make sure the sensor wires do not touch or are not close to any heater rods To change defrost heater remove screws from drain pan and pull down remove screws from coil mounting straps spring straps open remove heater shield pull heater out of slots in coil fins To change fan motor disconnect fan motor leads remove screws from fan guards and motor mounts 13 MIDMASTER BIIT Artigas Sabre MASTER BILT PART LIST The table below gives Master Bilt part numbers Use this chart when ordering replacement parts for your BLG TLG cabinets Always Advise Cabinet Serial Number When Ordering Parts BLG TLG BLG TLG BLG TLG BLG TLG BLG TLG Description BLG12HD 27HD 48HD 52HD 74HD 80HD Ballast 23 01717 23 01717 23 01717 23 01717 23 01717 23 01717 Bulb 23 01716 23 01716 23 01716 23 01716 23 01716 Bulb Holder Bottom 23 01698 23 01698 23 01698 23 01698 23 01698 23 01698 Bulb Holder Top 23 01699 23 01
9. 14245 19 14245 19 14245 19 14245 19 14245 Terminal Block 19 01091 19 01091 19 01091 19 01091 14 Accessories Includes HD Models BLG TLG BLG TLG BLG TLG BLG TLG BLG TLG BLG TLG Description 12HD 27HD 48HD 52HD 74HD 80HD Baskets Cantilever 20 X 22 X 5 33 01458 33 01458 Baskets Conventional 22 X 22 314 X 5 33 01419 33 01419 Baskets Conventional 24 3 4 22 5 33 01 376 33 01 376 Casters 4 3 Diameter A20011140 20011140 A200 11140 200 11140 Casters 6 3 Diameter 212 11140 212 11140 Legs 6 20011170 20011170 200 11170 200 11170 212 11170 212 11170 Shelves Cantilever 33 01586 33 01473 33 01474 33 01475 33 01474 33 01475 Shelve Bottom 33 01402 33 01453 33 01448 33 01453 33 01448 Shelving Clips 4 33 01011 33 01011 33 01011 33 01011 33 01011 33 01011 SALE AND DISPOSAL OWNER RESPONSIBILITY If you sell or give away your Master Bilt cabinet 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 Contact the customer service department at Master Bilt at 800 684 8988 The customer service department at Master Bilt should be contacted at the time of sale or disposal of your cabinet so records may be kept of its new location MAMASTER BILT aes
10. 699 23 01699 23 01699 23 01699 23 01699 Bulb Shield Inner 23 01464 23 01464 23 01464 23 01464 23 01464 23 01464 Bulb Shield Outer 25 01311 25 01311 25 01311 25 01311 25 01311 25 01311 Coil Defrost Heater 17 09407 17 09407 17 09408 17 09408 17 01311 17 01311 Compressor 03 14799 03 14799 03 14968 03 14968 03 14973 03 14973 Compressor Contactor 19 13936 19 13936 19 13934 19 13934 19 13934 19 13934 Compressor Relay 03 14980 03 14980 03 14977 03 14977 Compressor Run Capacitor 03 14978 03 14978 03 14975 03 14975 Compressor Start Capacitor 03 14979 03 14979 03 14976 03 14976 Compressor Switch 19 13118 19 13118 19 13118 19 13118 19 13118 19 13118 Condensate Heater TLG 17 00399 17 00399 17 09412 17 09412 17 09412 17 09412 Condensate Heater Electric TLG 3231130 3231130 3231130 3231130 3231130 3231130 Condensate Heater BLG A321 130 A321 130 17 00421 17 00421 17 00421 17 00421 Electric Optional Condenser Coil 07 13391 07 13391 07 13090 07 13090 07 13090 07 13090 Condenser Fan Blade 15 13093 15 13093 15 13093 15 13093 15 13093 15 13093 Condenser Fan Motor 13 00311 13 00311 13 01283 13 01283 13 01283 13 01283 Door Frame Heater 17 09419 17 09419 17 09419 17 09419 17 09419 17 09419 Door L H Black 31 03600
11. LTS 230 VOLTS NOTES Coil Defrost Heater 17 09408 230 V BLG TLG 48 52 3 9 4 3 Check Red or Black Leg Coil Defrost Heater 17 01311 230 V BLG TLG 74 80 6 3 7 Check Red or Black Leg Condensate Heater 230 V BLG 48 52 74 80 1 2 1 3 Check Red or Black Leg Condensate Heater 2011130 230 V TLG 48 52 74 80 1 2 1 3 Check Red or Black Leg Door Frame Heater 17 09419 115 V BLG TLG 48 52 74 80 33ea 97 ea Check Black Leg Door 31 02602 120V BLG TLG 48 74 55 ea 60 ea Check Black Leg Door 31 02603 120 BLG TLG 48 55 ea 60 ea Check Black Leg Door 31 02604 120V BLG TLG 52 80 76 ea 84 ea Check Black Leg Door 31 02605 120 BLG TLG 52 76 ea 84 ea Check Black Leg Drain Heater 17 00404 115V BLG TLG 48 52 74 80 0 05 0 06 Check Black Leg VOLTAGE AMPSAT AMPS AT ITEM PART NO RATING CABINET 104 VOLTS 115 VOLTS NOTES Coil Defrost Heater 17 09407 120 V BLG TLG 27 4 3 4 8 Check Black Leg Condensate Heater A321 130 115 BLG 27 2 3 2 6 Check Black Leg Condensate Heater 3231130 115 V TLG 27 2 3 2 6 Check Black Leg Door Frame Heater 17 09419 115 V BLG TLG 27 0 33 0 37 Check Black Leg Door 31 02600 120V BLG TLG 27 81 ea 90 ea Check Black Leg Drain Heater 17 00404 115V BLG TLG 27 0 05 0 06 Check Black Leg FINAL CHECK LIST A Check operating pressures Check condensing unit for vibrating or rubbing tubing Dampen and clamp as B Check electrical requirements of unit to required supply voltage G All valves should be completel
12. MASTER BILT Refrigeration Solutions BLG 12 BLG TLG 27 48 52 74 80 Installation amp Operations Manual Master Bilt Products 908 Highway 15 North New Albany MS 38652 Phone 800 684 8988 PN 303 91000 REV 01 13 11 MQMASTER BILT Sebo a L si lar TABLE OF CONTENTS INTRODUCTION 4 STORE CONDITIONS A a ee 4 WARNING LABELS AND SAFETY 8 8 80 111111111 nnne nennen nnns 5 PRE INSTALLATION 6 1 6 nnn nnns 6 Inspection for Shipping 1 6 INSTALLATION INSTRUCTIONS ooo A tala 6 General INStrUCTIONS u n EMIL INUIDIA 6 MECHANICAL seeds puce xa E a 6 ELECTRICAL mE 7 Leg and Condensate Pan nennen nen nnn nnn 7 o 8 ELECTRONIC REFRIGERATION nnnm nn nennt nnne enne 9 O 10 Listot Parametar Sorron yetar NELA A a A A AR 10 Electrical connections 10 Probes CAMS ds 10 CABINET COMPONENT
13. Probe T2 failure DO Door open alarm INFO MENU The information available in this menu is T1 Instant probe 1 temperature TLO Minimum probe 1 temperature recorded T2 Instant probe 2 temperature CND Compressor working weeks THI Maximum probe temperature recorded LOC Keypad state lock Compressor When power is first turned on the controller will go through the start up After the start up delay the compressor comes on The LED indicator stays on while compressor relay is energized Display will show actual box temperature Picture above is the display layout The compressor will be cycled off when the actual box temperature reaches its set point The COMP indicator will be off Fan The fans will run constantly except when a defrost is initiated or when the evaporator temp is above the 30 F When in defrost mode the fan is off until the end of the defrost and the 2 minute drip time has passed There is 2 minutes delay after a defrost before the fan comes If the Evaporator temperature is 35 F or below the controller will override the fan delay FAN LED indicator is on while FAN relay is energized Defrost control uses time defrost with 4 defrost per day The defrost scheme can be re set the for special applications During defrost the display will show dEF and the defrost LED indicator on The control begins timing the defrost when power is turned on Four defrost per day means it will occur every 6 hours To have defrost occur at 8am 2p
14. ent tubes be sure that the electrical power to the lighting circuit is turned off NOTICE TO STORE OWNERS MANAGERS Moisture or liquid around or under the cabinet is a potential slip fall hazard for persons walking by or working in the general area of the cabinet Any cabinet malfunction or housekeeping problem that creates a slip fall hazard around or under the cabinet should be corrected immediately If moisture or liquid is observed around or under a Master Bilt cabinet an immediate investigation should be made by qualified personnel to determine the source of the moisture or liquid The investigation should determine if the cabinet is malfunctioning or if there is a drainpipe leaking MECHANICAL Remove front grille and check refrigeration lines to see that they are free not touching each other or compressor Spin condenser fan blade to see that it is free Remove cabinet from crate base and slide into location Cabinet must be level from side to side and front to back for correct draining of coil pan and for self closing doors to operate correctly Allow minimum of 6 between back of cabinet and wall and between top of cabinet and ceiling for proper condensing unit air circulation To comply with Sanitation requirements the cabinet must be mounted on legs 6 high min or casters or the base must be sealed to the floor BLG with an N S F listed silicone sealant MIDMASTER BIIT Jie si Pan a lea r ELECTRICAL A WARNING Be
15. fore servicing electrical components in the case or the doors or door frames make sure all power to case is off Always use a qualified technician Check voltage and amps drawn on Page 17 20 to determine proper line and fuse or circuit breaker size Check power supply for low voltage If voltage reads 230 with no load and it drops below 207 when the compressor tries to start it is an indication of too small supply wiring or too long to run It is recommended that a separate circuit be run for each cabinet to prevent another appliance blowing the fuse or breaker causing loss of product IMPORTANT Models 2 and 3 door low temp are pre wired internally with a 208 230V NEMA L14 20P plug and should only be plugged into a NEMA L14 20P recepticle See wiring diagrams on page 19 21 The cabinet should be grounded LEG AND CONDENSATE PAN INSTALLATION FOR TOP MOUNT CABINETS ONLY 1 Screw legs into existing crate mounting holes Before moving cabinet into place remove the condensate pan from the top unit compartment 3 Using the two screws supplied with the pan attach the pan to the back of the cabinet at the two holes near the bottom of the plastic drain line Be sure pan is NOT located directly under cabinet When the pan is attached feeds drain line into the open hole in screen and clamp the heater conduit to the back of the cabinet Due to this condensate pan this case must be a minimum of 6 from the wall 4 If cabinet must be l
16. m 8pm and 2am then power up at one of these four times MANUAL DEFROST Defrosting my also be induced manually by keeping the defrost button for 3 seconds Once defrost has started the defrost will go through a defrost and drip time pull down cycle MEMASTER Vibe HOW TO CHANGE THE SETPOINT Press button E for at least half second to display the setpoint value m By keeping button 2 pressed use button vl or a to set the desired value adjustment is within the minimum SPL and the maximum SPH limit m When button is released the new value is stored HOW TO CHANGE a parameter value B The setup menu 15 accessed by pressing button X 4 1 for 5 seconds m With button v or la select the parameter to be modified m Press button i to display the value B By keeping button 1 pressed use button P or fa to set the desired value m When button 1 is released the newly programmed value is stored and the following parameter is displayed B To exit from the setup press button X or wait for 30 seconds LIST OF PARAMETERS Here is a list of the parameters the value of which can be changed in the programming mode as well as their ranges Display Parain ter Master Bilt s Symbol Range Setting SP Temperature Set Point SPL SPH 10 F or 15 F HYS Temperature Differential 1 to 255 F 109 SPL Minimum Temperature limit setpoint 50 SPH 209 SPH Maxi
17. mum Temperature limit setpoint SPH 120 15 F AHA High Temperature alarm 50 120 30 F ALA Low Temperature Alarm 50 120 40F ATD Temperature Alarm Delay 0 120min 30min DFR Number of Defrost Cycle per 24hr 0 24 4 day DLI Defrost Termination Temperature 50 120 55 F DTO Maximum Defrost Duration 1 120min 30min ELECTRICAL CONNECTIONS The controller is provided with screw terminal block to connect cables with a cross section up to 2 5 mm Before connecting cables make sure the power supply complies with the control s requirements Separate the probe cables from the power supply cables from the outputs and the power connections Do not exceed the maximum current allowed on each relay in case of heavier loads use a suitable external relay or contactor s PROBE CONNECTIONS The probes shall be mounted with the bulb upwards to prevent damages due to casual liquid infiltration It is recommended to place the thermostat probe away from air streams to correctly measure the average room temperature Place the defrost termination probe among the evaporator fins in the coldest place where most ice is formed far from heaters or from the warmest place during defrost to prevent premature defrost termination 10 RMASTER BUT Aim ear BLG TLG CABINET COMPONENT AMP DRAW VOLTAGE AMPS AT AMPS AT ITEM PART NO RATING CABINET 208 VO
18. ocated next to wall the pan can be located under the cabinet When this is done steam will accumulate on the bottom of the cabinet if there is not adequate ventilation and rusting of the bottom of the cabinet will occur MIDMASTER BIIT Jie si Pan a lea r DOORS The BLG TLG cabinets have Anthony glass doors that are equipped with a patented TorqueMaster hinge system The doors are easily adjusted using a flathead screwdriver Fig 3 The tension needs to be checked and set when first install To remove the door shipping clamps remove the 4 shipping screws from the grill and remove the screws from the clamps Fig 4 and replace grill Figure 4 MASTEB BILT Ait I Torque Adjustment Leveling Adjustment Figure 3 MASTER BILT ELECTRONIC REFRIGERATION CONTROL DESCRIPTION INDICATIONS Thermostat output Fenoutput RG Auxiliary output II Activation o 2nd parameter set Alarm Fig 1 Front panel Info Setpoint button M Increase manual activation button Manual defrost Decrease button Exit Stand by button OPERATION DISPLAY During normal operation the display shows either the temperature measured or one of the following indications DEF Defrost in progress Room high temperature alarm REC Recovery after defrost LO Room low temperature alarm OFF Controller in stand by E1 ProbeT failure CL Condenser clean warning E2
19. pment Be sure you understand all safety messages and always follow recommended precautions and safe operating practices A NOTICE TO EMPLOYERS You must make sure that everyone who installs uses or services your cabinet 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 warnings 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 cabinet 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 cabinet The warning and safety labels shown throughout this manual are placed on your Master Bilt Products cabinet at the factory Follow all warning label instructions If any warning or safety labels become lost or damaged call your customer service department at 800 684 8988 for replacements DANGER High Voltage Turn power off before servicing CAUTION May have more than one disconnect GROUND REQUIRED itch FOR SAFE OPERATION This label located on top of the electrical control This label is attached to the cabinet power cord label and on the wiring channel on models with a power cord MEMASTER BILT Jie si ea
20. y opened Set temperature control for desired counter clockwise temperature range H Check packing nuts on all service valves D Check sight glass for proper refrigerant charge if provided Replace all service valve caps and latch unit covers E Check system for proper defrost settings and operation J Check and set the door tension at the Torque L AA db Adjustment 11 SERVICE INSTRUCTION 1 High head pressure and high back pressure A B Condenser coil clogged or restricted Condenser fan motor defective C Air discharge in rear of cabinet restricted 2 Low back pressure and low head pressure A B Restriction in system Refrigerant undercharged Leak in system 3 Pressure normal cabinet warm A B Coil blocked with frost see 4 Refrigerant undercharged Control set too warm 4 Cabinet not cycling coil blocked with frost A Moo Defective temperature controller Refrigerant overcharged Location too hot Condenser clogged Condenser fan motor defective Defrost heater not operating 5 Copressor starts and runs but cycles on overload A B C D si ra rs Low voltage Relay defective Overload defective High head pressure see 1 Temperature sensor defrost heater and fan motor replacement Before making any change technician should 1 Disconnect power to the cabinet 2 Remove
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