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2/20 Rev. A 57-02694

Installation & Operations Manual for

R290 SERIES

MBGFP-HG Model

Bottom Mounted Swing Glass Door

Freezer Merchandisers With Lighted Sign

Содержание MBGFP-HG

Страница 1: ...2 20 Rev A 57 02694 Installation Operations Manual for R290 SERIES MBGFP HG Model Bottom Mounted Swing Glass Door Freezer Merchandisers With Lighted Sign ...

Страница 2: ...2 20 Rev A 57 02694 2 ...

Страница 3: ...NERAL INSTRUCTIONS 8 MECHANICAL 8 ELECTRICAL 9 LEG AND CASTER INSTALLATIONS 9 DOORS 10 GRILL 11 DUAL CONDENSING UNITS 12 ELECTRONIC REFRIGERATION CONTROL 14 Programming 14 List of Parameters 15 Electrical connections 15 Probes connections 15 CHECK LIST 16 SERVICE INSTRUCTION 17 TEMPERATURESENSOR DEFROST HEATER AND FAN MOTOR REPLACEMENT 18 PART LIST 19 ACCESSORIES 19 SALE AND DISPOSAL 20 WIRING DIA...

Страница 4: ...ere should be at least 6 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 DANGER Risk of fire or explosion Flammable refrigerant used Consult instruction manual repair manual owner s guide before attempting to install or service this product All safety precautions must be follow...

Страница 5: ... all safety information and procedures Be sure you understand all safety messages and always follow recommended precautions and safe operating practices 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...

Страница 6: ...2 20 Rev A 57 02694 6 This label is located on top of the electrical control label This label is attached to the cabinet power cord on models with a power cord CAUTION GROUND REQUIRED FOR SAFE OPERATION ...

Страница 7: ...lean 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 scream 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 s...

Страница 8: ...Spin condenser fan blade to see that it is free Insulate quick connects with pipe insulation to prevent condensation and or ice accumulating 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 t...

Страница 9: ...d 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 3 door cabinet are pre wired internally with a 208 230V NEMA L14 20P plug and should only be plugged into a NEMA L...

Страница 10: ...y other mechanical device to remove foreign residue or objects directly from the coated glass Do not use abrasive cleaners or materials on the coated glass Examples of these cleaners or materials include Ajax Brillo Comet Scotch Brite Steel Wool and Soft Scrub Do not use cleaners or materials on the coated glass that hinder the anti fog performance by leaving residue or damaging the surface Exampl...

Страница 11: ...2 20 Rev A 57 02694 11 GRILL To remove bottom grill unscrew the 2 screws on the bottom for the grill then drop the grill down from the key slot hole and pull out See Figure 4 Figure 4 Screw Screw ...

Страница 12: ...ual Condensing Units To provide adequate cooling for the capacity for the GFP74 HG the refrigeration system consist of two condensing units The following images in this section details location and function of condensing units ...

Страница 13: ...2 20 Rev A 57 02694 13 Condensing Unit Compressor A 1 Condensing Unit Compressor Switch for Condensing Unit Compressor A 1 Switch for Condensing Unit Compressor ...

Страница 14: ... the LED indicator under dF is on The maximum time for defrost is 30 min or until evaporator probe senses 50 F and defrost will occur every 12 hours from unit start up MANUAL DEFROST 1 Push this DEFROST key for more than 2 seconds and a manual defrost will start 2 While in defrost Push and hold the DEFROST key for more than 5 seconds and the controller will end the defrost cycle The controller wil...

Страница 15: ...ted probe they automatically stop some seconds after the probe restarts normal operation Check connections before replacing the probe Temperature alarms HA and LA automatically stop as soon as the thermostat temperature returns to normal values and when defrost starts ELECTRICAL CONNECTIONS The controller is provided with screw terminal block or male terminals to connect cables with a cross sectio...

Страница 16: ... refrigerant tubing follow handling instructions carefully Flammable refrigerant used 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 E Check system for proper defrost settings and operation F Check condensing unit for vibrating or rubbing tubi...

Страница 17: ...igerant tubing follow handling instructions carefully Flammable refrigerant used 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 wi...

Страница 18: ...2 20 Rev A 57 02694 ...

Страница 19: ...ew sensor in the original position Use plastic tie to tighten the zone sensor Insert the sensor for defrost termination firmly into top center of 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 heat...

Страница 20: ... 17 00404 Defrost Heater Safety 19 01164 19 01164 19 01164 19 01164 Condensing Unit 01 01965 01 01965 01 01966 01 01965 x 2 Compressor Switch 19 14810 19 14810 19 14810 19 14810 Thermometer 44 01033 44 01033 44 01033 44 01033 Dixell Controller 19 14814 19 14814 19 14814 19 14815 Dixell Room Sensor 19 14816 19 14816 19 14816 19 14816 Dixell Evap Sensor 140512 140512 140512 140512 Door LH non lockin...

Страница 21: ...ment at 800 684 8988 The customer service department 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 cabinet and you evacuate the refrigerant charge before shipment factory recommends that the refrigerant charge be properly recovered in compliance with section 608 of the Clean Air Act effective November 19...

Страница 22: ...2 20 Rev A 57 02694 16 ...

Страница 23: ...2 20 Rev A 57 02694 17 DATE MODEL S PART NO 1 2 DOOR FREEZER 57 02692 2 13 20 MERCHANDISER ...

Страница 24: ...2 20 Rev A 57 02694 18 DATE MODEL S PART NO 3 DOOR FREEZER 57 02693 2 13 20 MERCHANDISER ...

Страница 25: ...2 20 Rev A 57 02694 19 Customer Service Warranty Parts Phone 800 684 8988 Fax 866 882 7629 Email service master bilt com ...

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