Tyler Refrigeration N7DNL, Installation & Service Manual

Page 1: ... 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 DATE 6 07 NO 9055758 REV Tyler Refrigeration Niles Michigan 49120 EXTENDED HEIGHT MULTI SHELF DAIRY DELI PRODUCE JUICE MERCHANDISERS Medium Temperature Self Serve Disp...

Page 2: ...on 8 Defrost Control Charts 8 Installation Procedure Check Lists See Gen UL NSF I S Manual Wiring Diagrams 9 N7DNL Domestic Export 50 Hz Case Circuits 8 Cases 9 N7DNL Domestic Export 50 Hz Case Circuits 12 Cases 10 NHD L M Dom Export 50 Hz Case Circuits 6 8 Cases 11 NHD L M Dom Export 50 Hz Case Circuits 12 Cases 13 Cleaning and Sanitation See General UL NSF I S Manual Component Removal and Instal...

Page 3: ... Information 23 Operational Parts Lists 23 Cladding and Trim Parts List 24 TYLER Warranty See General UL NSF I S Manual The following Extended Height Medium Temperature Multi Shelf Dairy Deli Produce and Juice Merchandiser models are covered in this manual MODEL DESCRIPTION N7DNL 8 12 EXTENDED HEIGHT MED TEMP NARROW MERCHANDISER WITH 18 FRONT NHDL 6 8 12 EXTENDED HEIGHT MED TEMP MERCHANDISER WITH ...

Page 4: ...Page 4 April 2008 SPECIFICATIONS N7DNL Extended Height Narrow Multi Shelf Medium Temp Merchandisers ...

Page 5: ...April 2008 Page 5 ...

Page 6: ...Page 6 April 2008 NHD L M Extended Height Multi Shelf Medium Temp Merchandisers ...

Page 7: ...April 2008 Page 7 ...

Page 8: ...d except when equipped for gas defrost NHD models only On gas defrost cases the fans circuit is controlled by a klixon Fluorescent Lamp Circuit The standard lighting for N7DNL and NHD cases is 2 rows of T 8 canopy lights Optional T 8 Nose Light is available on all models while T 8 shelf lighting is only available on the NHD models Defrost Information See General UL NSF I S Manual for operational d...

Page 9: ...uirements noted on the cabinet nameplate or the National Electrical Code Canadian Electrical Code Part 1 Section 28 208V defrost circuits employ No 12 AWG field wire leads for field connections On remote cases intended for end to end line ups bonding for ground may rely upon the pull up bolts N7DNL Domestic Export 50 Hz Case Circuits 8 Cases ...

Page 10: ...June 2007 Page 10 N7DNL Domestic Export 50 Hz Case Circuits 12 Cases ...

Page 11: ...June 2007 Page 11 NHD L M Domestic Export 50 Hz Case Circuits 6 8 Cases ...

Page 12: ...Page 12 June 2007 ...

Page 13: ...June 2007 Page 13 NHD L M Domestic Export 50 Hz Case Circuits 12 Cases ...

Page 14: ...Page 14 June 2007 ...

Page 15: ... rear duct panel 3 Remove mounting screws from rear duct panel 4 Slowly lift out rear duct panel until the shelf harness connector near the top of the panel can be accessed 5 Disconnect shelf harness connector and complete removing the rear duct panel WARNING Rear duct panels with electrical recepta cles can be cleaned without removing the electrical receptacles Do not get moisture on electrical w...

Page 16: ...son Wax Professional Coastwide Laboratories etc Always use a soft cloth or sponge with mild detergent and water to clean any glass Never use abrasives or scouring pads to clean glass They can scratch and or damage the glass See General UL NSF I S Manual for case cleaning instructions Stainless Steel Cleaning Methods The cleaning data in the following stainless steel cleaning chart was supplied by ...

Page 17: ...on of polish lines Temp small amount of cleaner on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Revere Stainless Steel Apply with a damp sponge Use in direction of polish lines Cleaner or cloth on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Allen Polish Steel Bright Rub with a damp cloth Use in direction of polish lines Wyandotte or Zu...

Page 18: ...nd hold spilled liquids so they can be cleaned up before getting further into the case If the tilted base shelves are used upside down improper shelf support will result causing the middle of each shelves to sag Upside down usage also allows drippage to get into the case making cleaning very difficult Good sanitation is essential for egg merchandising TYPE OF CLEANING CLEANING AGENT APPLICATION ME...

Page 19: ...r cases with peg bars The addition of a baffle above each row of peg bars except the top row and a bot tom shelf maintains proper air flows and temperatures in the case Non load bearing air baffles should run the same width as the peg bars Figure 3 depicts what happens to the air flow in a case full of peg bars The air falls through openings between packages and fails to main tain a protective bar...

Page 20: ... bar install the pegs into peg bar holes Hold peg at 90 angle to peg bar Insert peg into hole in peg bar Rotate peg until angled end points up Pull peg out until peg sits properly in the peg bar Offset support arms must be installed in the peg bar so the notches in the air baffle can fit over them Install support arms in the same manner as the pegs with offset up 3 Non load bearing air baffle shou...

Page 21: ... elevation TYLER recommends that peg bar rows in adjacent sections of a case including baffles be installed at the same elevation This will ensure that air flow from the perforated rear duct panels flows in and around the food products displayed on the pegs to best maintain the foods at the desired core product temperatures Peg bars at different elevations If you choose this merchandising method T...

Page 22: ...f fans or electrical power to wire ends could cause personal injury and or death 1 Remove bottom trays 1 from case 2 2 Disconnect defrost heater plug 3 from junction block 4 3 Remove mounting screws and lift up fan plenum 5 4 Remove defrost heater 6 from mounting clips 7 and case 2 5 Install new defrost heater 6 in reverse order 6 Restore electrical power to case ...

Page 23: ...y 2 lamps N7DNL N A 5966635 5966635 9028439 9028439 NHD 5966635 5966635 5966635 9028439 9028439 Opt T 8 Ballast nose light 5991029 5991029 5991030 9028437 9028438 Opt T 8 Ballast 5991029 5991029 5991030 9028437 9028438 5th row shelf lamp NHD Models Only T 8 Lampholder 5232279 5232279 5232279 5232279 5232279 Light Switch 5100565 5100565 5100565 5100565 5100565 Opt Elec Defrost Heater 9310403 512452...

Page 24: ...025136 9025137 NHDL 9025135 9025136 9025137 NHDM 9025647 9025648 9025649 15 Raceway Cover color per order 16 Raceway Cover Retainer 9023841 2 9023841 4 9023841 6 17 Screw per retainer 5183536 2 5183536 2 5183536 2 18 Screw 5183536 7 5183536 9 5183536 12 19 Raceway Cover End Trim color per order 20 Raceway Cover Backe color per order 21 Kickplate Joint Trim Ptd 9039020 9039020 9039020 22 Metal Kick...

Page 25: ...Installation Service Manual N7DNL NHD June 2007 Page 25 NHDM ILLUSTRATED ...