Master Bilt BMG-27 Installation & Operation Manual Download | Manualshive

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BMG/TMG -27, 48, 52, 74, 80

LAE CONTROLLER

Installation & Operations Manual

Master-Bilt Products

908 Highway 15 North

New Albany, MS 38652

Phone: (800) 684-8988

PN 075-90000

Rev 4-26-11

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Summary of Contents for BMG-27

Page 1: ...1 BMG TMG 27 48 52 74 80 LAE CONTROLLER Installation Operations Manual Master Bilt Products 908 Highway 15 North New Albany MS 38652 Phone 800 684 8988 PN 075 90000 Rev 4 26 11 ...

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Page 3: ...ing Damage 6 INSTALLATION INSTRUCTIONS 6 General Instructions 6 Mechanical 6 Electrical 7 Leg and Condensate Pan Installation 8 Doors 8 ELECTRONIC CONTROLLER 9 10 SERVICE INSTRUCTIONS 11 TEMPERATURE SENSORS AND FAN MOTOR REPLACEMENT 12 FINAL CHECK LIST 12 MASTER BILT PART NUMBERS 13 ACCESSORIES 13 SALE AND DISPOSAL 14 WIRING DIAGRAMS BMG TMG 15 17 ...

Page 4: ...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 refrigera...

Page 5: ...rds 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 warni...

Page 6: ...ime 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 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 th...

Page 7: ...r size Check power supply for low voltage If voltage reads 120 with no load and it drops below 100 or less 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 internall...

Page 8: ... is located directly under cabinet drain 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 Figure 4 GRILL 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 Torque Adjustment Leveling...

Page 9: ... display layout The compressor will be cycled off when the actual box temperature reaches its set point The Thermostat output indicator will be off Fan The fans will run constantly for BMG TMG cooler application The Evaporator fan will also cut off when the evaporator temp is above the fan stop temperature setting Defrost The control uses off cycle defrost for the BMG TMG cooler MANUAL DEFROST Def...

Page 10: ...AL CONNECTIONS The controller is provided with a screw terminal block to connect cables with a cross section up to 2 5 mm 2 Before connecting cables make sure the power supply complies with the control s requirements Separate the probe cables from the power supply cables the outputs and the power connections Do not exceed the maximum current allowed on each relay in case of heavier loads use a sui...

Page 11: ...gerant 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 A Low voltage B Rela...

Page 12: ...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 fan motor disconnect fan motor leads remove screws from fan guards and motor mounts FINAL CHECK LIST A Check operating pressures B Check electrical requirements of unit to supply voltage C Set temperature...

Page 13: ...6 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 200I166XX 200 16156C 200 16156C 200 16156C 200 16156C Power Cord B 120 15A 220 15A 21 ...

Page 14: ...aster 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 th...

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