Service Manual - Heritage Parts
Contents
1. O 9 MASTER BILT PART NUMBERS 10 ACCESSORIES rnein cehiidasecdecteieds 10 SALE AND DISPOSAL Sus Aenea aes 11 WIRING DIAGRAMS BMG TMGQ 12 14 MM BMASTER BILT Refrigeration Solutions INTRODUCTION Thank you for purchasing a Master Bilt cabinet This manual contains important instructions for installing using and servicing a Master Bilt BMG TMG 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 BMG TMG 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 BMG TMG 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 4 space between the wall and the back of the 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 bef2. TEMP CONT Z L BK 208 230 60 1 amp BR VALVE G J BOX amp ew COND HEATER ul 11 BK J BOX d 1 gm s M M e A DOOR e DOOR HARNE HARNESS Z PLUG PLUG BL 200 DOOR DOOR FRAME FRAME HEATER EATER IEATER BR W R FIELD NG 6 8 01 gt A N f oj WIR JIAGRAR Mi 4 3 WIRING Alan 5 y 7 CREMOTE QUICK CONNECT Z u N BMG TMG 74 80 ASTER BILT MB Refrigeration Solutions 14
3. m 9 m gt a BMG W ERC CONTROLLER BMG 74 80 ALTERNATE OVERLOAD x E DVERLOAD 67 E SFE Men i CURRENT RELAY Bre 3 T I SA m IN lt BMC 27 48 52 L IERNATE OVERLOAD OVERLOAD il IND i e NY v i 1 5 EI _ a 2 CURRENT BLACK RELAY WHITE L START G PLUG INTO fi RECEPTACLE 5 CUTOFF BK OPTIONAL ALARM PLUG COND UNIT CORD INTO RECEPTICLE SEE COMPRESSOR LABEL FOR 2 ey WIRING TO ALARM SWITCH BR EVAPORATOR FAN MOTORS io A K W Bi BK W Us I LIGHT SWITCH BL Rl 4 R BL R BL J lt A 1 comPREssoR si E CONNECTION B SWITCH I a DISPLAY x R 5 ness BL 2 BK er 888 al o s BK BR Y BK BK W BK C BK W w TO ERC2 EEO BK CONNECTION RRR Wan m K I EX W CORD DETAIL I LD BK w OPTIONAL ALARM CUTOFF SWITCH MBMASTER BILT Refrigeration Solutions 13
4. 00903 19 00903 19 00903 Thermometer 44 00963 44 00963 44 00963 44 00963 44 00963 Wall Guard 14 1 16 X 45 25 01296 25 01296 15 7 8 X 45 25 01294 25 01294 25 01294 18 3 4 X 45 25 01295 25 01295 25 01295 25 01295 Accessories Description BMG TMG 27 BMG TMG 48 BMG TMG 52 BMG TMG 74 BMG TMG 80 ccelis A200 16600 A302 16600 A200 16600 A302 16600 Cantilever a A200 11140 A200 11140 A200 11140 Diameter REI ES 212 11140 212 11140 Diameter Legs 6 A200 11170 A200 11170 A200 11170 A212 11170 A212 11170 Shelves 33 01473 33 01474 33 01475 33 01474 33 01475 Cantilever 10 MBMASTER BILT Refrigeration Solutions 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 If you sell or give away your Master Bilt cabinet and you evacuate the refrigerant charge before shipment Master Bilt recommends that the refrigerant charge be properly recovered in compliance with section 608 of the Clean Air Act effective November 1995 and in accordance with all applicable local regional or national st
5. 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 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 fluorescent tubes be sure that the electrical power to the lighting circuit is turned off NOTICE TO STORE OWNERS MANAGERS Moisture or liquid around or unde
6. 3 01683 23 01683 23 01683 23 01683 23 01683 Bulb 23 01575 23 01575 23 01575 23 01575 23 01575 Lamp Holder 23 50562 23 50562 23 50562 23 50562 23 50562 Capillary Tube 11 01450 11 01450 11 01450 11 01450 11 01450 Condensate Heater B 17 00380 Condensate Heater T 17 00421 17 00421 17 00421 17 00421 17 00421 Compressor B 03 50330 03 50330 03 50330 03 14901 03 14901 Compressor T 03 50330 03 50330 03 50330 03 14901 03 14901 Condensing Coil B 07 13253 07 13253 07 13253 07 13296 07 13296 Condensing Coil T Door L H 31 02491 31 02492 31 02513 31 02492 31 02513 Door R H 31 02493 31 02514 Door Trim 29 01379 29 01379 29 01379 29 01379 29 01379 Drier 09 09309 09 09309 09 09309 09 09309 09 09307 Evaporator Coil 07 13293 07 13293 07 13293 07 13311 07 13311 Evaporator Fan Blade 15 13106 15 13106 15 13106 15 13106 15 13106 Evaporator Fan Guard 25 01324 25 01324 25 01324 25 01324 25 01324 Evaporator Fan Motor 13 13181 13 13181 13 13181 13 13181 13 13181 Female Door Plug 21 00568 21 00568 21 00568 21 00568 21 00568 Leg T 27 00558 27 00558 27 00558 27 00558 27 00558 Light Switch 19 13118 19 13118 19 13118 19 13118 19 13118 Pilaster 2001166 200 16156C 200 16156C 200 16156C 200 16156C Power Cord B 120 15A 21 01201 21 01201 21 01201 21 01513 21 01513 220 15A 21 01243 21 01243 Power Cord T 120 15A 21 01454 21 01454 21 01454 21 01454 21 01454 220 15A 21 01243 21 01243 Temperature Control 19 00903 19 00903 19
7. RMASTER BILT Refrigeration Solutions BMG TMG Series Installation amp Operations Manual Version Master Bilt Products 908 Highway 15 North New Albany MS 38652 Phone 800 684 8988 PN 075 90000 Rev 10 18 05 MASTER BILT I N B Refrigeration Solutions MBMASTER BILT Refrigeration Solutions TABLE OF CONTENTS INTRODUCTION m 4 STORE CONDITIONS RR 4 WARNING LABELS AND SAFETY INSTRUCTIONS 5 PRE INSTALLATION INSTRUCTIONS J 6 Inspection for Shipping 6 INSTALLATION INSTRUCTIONS io ccciecccdepecescccceevessccveenecewed anaenda eaaa iana paanan ae 6 General eene ese es se ese ayy sh SAA Ena A 6 e a aa ken 6 El cticah Aee na e AG 7 Temperature Control us Au p s Dro e 7 Leg and Condensate Pan Installation mmm mene enne 7 Blocs rn 8 SERVICE INSTRUCTIONS 4 23 iere 8 TEMPERATURE CONTROL AND FAN MOTOR REPLACEMENT 9 FINAL CHECK LIST uU I
8. andards MBMASTER BILT n Refrigeration Solutions Refrigeration Solutions BMG MBMASTER BILT Refrigeration Solutions EVAPORATOR W FAN MOTORS 2222 BM6 74 80 0 O QU y ALTERNATE OVERLOAD ed i gt OVERLOAD V N e amp 43 DS f 2 RO BL 9 p START CAP ER TEMP ae O CONTROL 203 901 LIGHT 0 8 Q L SWITCH Q i D lt t CURRENT REE BLACK BL i WHITE G PLUG INTO RECEPTACLE 4 os m BMG 27 48 52 O OVERLOAD I a OVERLOAD R 2 LX Cs amp S ZUR i ff CURRENT BLACK RELAY 1 WHITE E L START G PLUG INTO R RECEPTACLE gt L w AI BK 19 lt 5 z BL Pa o BR PLUG COND UNIT CORD 3 BK W INTO RECEPTICLE BK W SEE COMPRESSOR LABEL FOR WIRING BR an 7 Xo SMOOTI BK IQ CENTER BR W RIBBED w S MSAN NEN 2 gt STEK IN lt VY 7 COND PAN HEATER WHEN REQUIRED Ie
9. e High head pressure see 1 von MBMASTER BIT Refrigeration Solutions TEMPERATURE CONTROL AND FAN MOTOR REPLACEMENT Before making any change technician should 1 Disconnect power to the cabinet 2 Remove screws from venturi and pull down EN To change fan motor disconnect fan motor leads remove screws from fan guards and motor mounts To change a temperature control pull off the control knob and remove screws from the control unplug the control leads and replace with a new control put screws back in control and press on control knob FINAL CHECK LIST A Check operating pressures B Check electrical requirements of unit to supply voltage C Set temperature control for desired temperature range D Check sight glass for proper refrigerant charge if provided m Check condensing unit for vibrating or rubbing tubing Dampen and clamp as required MBMASTER BIIT Refrigeration Solutions MASTER BILT PART LIST The table below gives Master Bilt part numbers Use this chart when ordering replacement parts for your BMG TMG cabinets Always Advise Cabinet Serial Number When Ordering Parts Description BMG TMG 27 BMG TMG 48 BMG TMG 52 BMG TMG 74 BMG TMG 80 Accumulator 09 00812 09 00813 09 00813 09 00812 09 00812 Ballast 2
10. 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 Ay dancer CAUTION High Voltage Turn power off GROUND REQUIRED before servicing May have more FOR SAFE OPERATION than one disconnect switch This label is 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 MBMASTER BILT Refrigeration Solutions PRE INSTALLATION INSTRUCTIONS INSPECTION FOR SHIPPING DAMAGE You are responsible for filing all freight claims with the delivering truck line Inspect
11. ore 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 A 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 A 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 MBMASTER BILT 4 Refrigeration Solutions 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 equipment Be sure you understand all safety messages and always follow recommended precautions and safe operating practices A NOTICE TO EMPLOYERS You must
12. r 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 The compressor is hermetic it is internally spring mounted and ready to run 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 4 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 BMG with an N S F listed silicone sealant Hang provided NSF Listed thermometer at front of top shelf unless cabinet provided with electronic control MBMASTER BILT Refrige
13. ration Solutions ELECTRICAL A WARNING Before 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 NOTICE For models with electronic ballast only For replacement ballast use only ballast that complies with UL Type CC rating if unit is equipped with electronic ballast Check voltage and amps drawn on Page 12 15 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 This cabinet is pre wired internally for separate 115 and 230 volt circuits Tapping or feeding the 115 volt circuit from 230 volt supply may result in overloaded circuit breakers or blown fuses and damage to electrical system thereby voiding the warranty The cabinet should be grounded TEMPERATURE CONTROL Temperature Control The BMG TMG cabinet has a temperature control that is adjustable from 1 warmest setting to 7 coldest setting All the above controls are accessible by opening the left hand door LEG AND CONDENSATE PAN INSTALLATION FOR TOP MOUNT CABINETS ONLY 1 Scre
14. w legs into existing crate mounting N holes NN 2 Mount pan and bracket assembly to rear A N N n of cabinet with 2 large sheet metal screws X supplied Be sure pan is located directly Sen jo me TAA under cabinet drain P4 E A MBMASTER BIIT 7 Refrigeration Solutions DOORS The BMG TMG 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 Leveling Adjustment Torque Adjustment Figure 4 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 SERVICE INSTRUCTIONS 1 High head pressure and high back pressure A Condenser coil clogged or restricted B Condenser fan motor defective C Air discharge in rear of cabinet restricted 2 Low back pressure and low head pressure A Restriction in system B Refrigerant undercharged C Leak in system 3 Pressure normal cabinet warm A Coil blocked with frost see 4 B Refrigerant undercharged C Control set too warm 4 Cabinet not cycling coil blocked with frost A Defective temperature controller B Refrigerant overcharged C Location too hot D Condenser clogged E Condenser fan motor defective 5 Compressor starts and runs but cycles on overload Low voltage Relay defective Overload defectiv
Download Pdf Manuals
Related Search