Tyler Advantage NFNX, Installation & Service Manual

Page 1: ... Reference This merchandiser conforms to the American National Standard Institute NSF International Health and Sanitation standard ANSI NSF 7 2003 PRINTED IN Specifications subject to REPLACES ISSUE PART IN U S A change without notice EDITION 1 06 DATE 11 07 NO 9037143 REV C Tyler Refrigeration Niles Michigan 49120 NARROW ISLAND FROZEN FOOD ICE CREAM MERCHANDISERS Low Temperature Self Serve Displa...

Page 2: ...onal Dual Temperature Control 7 Electrical Procedures 7 Electrical Considerations 7 Defrost Information 8 Defrost Control Chart 8 Installation Procedure Check Lists See General UL NSF I S Man Wiring Diagrams 8 NFNX NCNX NFNGX NCNGX Domestic Export 50 Hz Case Circuits 9 Dual Temperature Control Circuits 11 Cleaning and Sanitation See General UL NSF I S Manual Component Removal and Installation Inst...

Page 3: ...ice Manual NFNX NCNX NFNGX NCNGX November 2007 Page 3 Page Service Instructions Preventive Maintenance See General UL NSF I S Manual Fan Blade and Motor Replacement See General UL NSF I S Man Color Band and Bumper Replacement See Gen UL NSF I S Man NSF Product Thermometer Replacement 14 Corner Trim Replacement 14 Defrost Heater Replacement 15 Anti Sweat Replacement 15 Front Glass Replacement NFNGX...

Page 4: ...NFNX NCNX NFGNX NCNGX Page 4 March 2008 SPECIFICATIONS NFNX NCNX NFNGX NCNGX Narrow Island FF IC Merchandisers ...

Page 5: ...Installation Service Manual NFNX NCNX NFNGX NCNGX March 2008 Page 5 ...

Page 6: ...aces of the adjoining case will contact the partition See General UL NSF I S Manual for line up assembly instructions After all case pull ups have been secured all interior wall joint seams should be sealed with duct tape Plexiglas Partition A plexiglas plug partition is required on adjacent electric defrost cases that are on different refrigeration systems These partitions can be installed after ...

Page 7: ... 12 F and will operate at a discharge air tempera ture of about 22 F When gas defrost is used an additional check valve is mounted around the EPR valve to allow reverse flow for the defrosting gas A fan delay is also connected with gas defrost to cycle the fans off but only during the medium temperature mode Electrical Procedures Electrical Considerations CAUTION Make sure all electrical connectio...

Page 8: ...ted at the bypass check valve CAUTION If electronic sensors are used in place of the klixons the sensors must be located in the same location as the klixons for that defrost type Any other locations will effect the refrigeration efficiency of the case WIRING DIAGRAMS ELECTRICIAN NOTE OVERCURRENT PROTECTION 120V circuits should be protected by 15 or 20 Amp devices per the requirements noted on the ...

Page 9: ...NF G NX NC G NX Domestic Export 50 Hz Case Circuits Page 9 November 2007 ...

Page 10: ...November 2007 Page 10 ...

Page 11: ...Page 11 November 2007 Dual Temperature Control Circuits ...

Page 12: ...November 2007 Page 12 ...

Page 13: ...rid section could result in improper air flow and or poor refrigeration 3 After cleaning replace honeycomb grid sections as they were removed and secure with the bottom retainer strip and screws Rear Air Duct Panels 1 Remove bottom trays and discharge air honeycomb see this page 2 Remove mounting screws from rear duct panel 3 After cleaning replace in reverse order Front Air Duct Panels 1 Remove b...

Page 14: ...he bumper corner trim 9 6 Replace bumper corner trim raceway corner trim corner cladding trim raceway covers kickplates and kickplate corner trims in reverse order SERVICE INSTRUCTIONS See General UL NSF I S Manual for fan blade and motor replacement color band and bumper replacement and raceway cover removal instructions NSF Product Thermometer Replacement 1 Remove four screws 1 and thermometer b...

Page 15: ...Page 15 November 2007 Anti Sweat Replacement WARNING Shut off or disconnect power supply to case before changing an anti sweat Electrical power from wire ends could damage other components and or cause personal injury or death Discharge Air Grid Anti Sweat NFNX NCNX 1 Remove screws 1 retainer strip 2 and discharge air grid 3 from interior of the front case wall 4 2 Remove mounting screws and suppo...

Page 16: ...ar retainer 7 7 Install glass trim rail 7 with screws 6 over top edge of new glass 4 8 Install glass joint trim 3 with two screws 2 over the joint areas of glass 4 9 Reconnect heated glass panels and glass retainer anti sweat wires 1 Discharge Air Grid Anti Sweat NFNGX NCNGX 1 Remove screws and rear guard trim 1 from top of rear case wall 2 2 Disconnect or cut the defective anti sweat wire 3 from ...

Page 17: ...5104294 Opt ECM Fan Motor 9025002 9025002 8 Watt 8 Watt Opt ECM Fan Motor Brackets 5205279 5205279 Opt ECM Fan Blades 9025138 9025138 6 25 1 4 3B Anti Sweat Heater Wire Discharge Air 5124818 5124819 5081149 5081150 NFN G X NCN G X glass retainer 5218331 5218332 5081149 5081150 NFNGX NCNGX Electric Def Heater 5960934 5960935 5088278 5088279 Electric Def Term Klixon 5125211 5125211 5125211 5125211 O...

Page 18: ...ay per front of case 9300218 9300219 13 Raceway Cover End Trim per patch end color per order 14 Kickplate Support Assy Front 9043402 3 9043402 4 Kickplate Support Assy Rear NFNX NCNX 9323073 3 9323073 4 15 Shoulder Screw per kickplate support 9025833 2 9025833 2 16 Metal Kickplate Ptd per side 9324399 9324406 Kickplate Joint Trim Ptd per side 9324550 9324550 Screw Blk per side 9324612 5 9324612 6 ...

Page 19: ...NFNX NCNX NFNGX NCNGX Installation Service Manual Page 19 November 2007 ...

Page 20: ...aceway Cover Retainer 9023841 4 9023841 6 14 Raceway Support Front 9041321 6 9041321 8 Raceway Cover Support Rear 9041325 6 9041325 8 15 Metal Kickplate Ptd per side 9324399 9324406 Kickplate Joint Trim Ptd per side 9324550 9324550 Screw Blk per side 9324612 5 9324612 6 16 Shoulder Screw 9025833 6 9025833 8 17 Kickplate Support Assembly Front 9043402 3 9043402 4 Kickplate Support Assembly Rear 932...

Page 21: ...NFNX NCNX NFNGX NCNGX Installation Service Manual Page 21 November 2007 ...