Installation & Service Manual
Contents
1. 28 18 1 1 8 7 8 7 8 STANDARD CASE LIGHTING Two rows of T 8 electronic fluorescent lights in the canopy plus one row of lighting in the top of the case Optional lighted shelves are available Light amps shown in the chart do not include nose lights CASE FANS Standard with shaded pole motors CASE CIRCUITS LDFL case requires three separate 120v circuits 1 a 120v Case Fan Circuit 2 a 120v Case Anti Sweat Heater Circuit and 3 a 120v Shelf amp Canopy Light Circuit LDRL case requires four separate 120v circuits 1 120v Upper Case Fan Circuit 2 a 120v Lower Case Fan Circuit 3 a 120v Anti Sweat Heater Circuit 4 a 120v Shelf amp Canopy Light Circuit NOTE ADD 800 BTUH FT OF CASE OPENING TO THE NORMAL WALK IN COOLER LOAD USE LOW VELOCITY COILS TO BACK UP THE REAR LOAD ROLL IN CASE FOR CEILING HEIGHTS UNDER 9 FOR CEILING HEIGHTS OVER 9 USE FORCED AIR STYLE COILS The minimum size coils required behind the Roll In case are 8 case use a Model EFA 130M and for a 12 case use a Model EFA 190M Upsize the coils as necessary based on the revised total load Size at a 9 F temperature differential The case coils and the cooler unit coils can be run on separate refrigeration circuits but both must be defrosted at the same time NOTE The cooler and case should be controlled by a Thermostat amp Solenoid or EPR Defrost needs to be at the same time CASE BTUH REQUIREME2. 10 su PTT 11 Hood Assembly sS so Races sx e x ane a xem s 12 Refrigeration Procedures See General I amp S Manual Installation Procedure Check Lists See General I amp S Manual Wiring Diagrams 12 LDRL Domestic amp Export 50Hz 8 Case Circuits 13 LDRL Domestic amp Export 50Hz 12 Case Circuits 14 Raceway Wiring 15 Cleaning and Sanitation See General I amp S Manual Parts Information Cladding and Trim Parts List 16 Operational Parts List uaaa 18 TYLER Warranty See General I amp S Manual The following Medium Temperature Rear Load Roll In Dairy Merchandiser models are covered in this manual MODELS DESCRIPTION LDRL 8 amp 12 REAR LOAD ROLL IN DAIRY MERCHANDISER LDRL Page 3 LDRL Tyler Refrigeration SPECIFICATIONS LDRL Rear Load Roll In Dairy Merchandiser Specification Sheets usage parv NOTE FOR COMPRESSOR SIZING INFORMATION REFER TO THE GOLD SECTION amp FOR LINE SIZING INFORMATION REFER TO THE BUFF SECTION OF THE TYLER SPECIFICATION GUIDE THE ABOVE RATINGS ARE FOR COMPRESSOR SELECTION ONLY FOR ENERGY CALCULATION DATA REFER TO THE ENERGY SECTION DEFROST CONTROL PRESSURE SETTING EPRSETTINGS PER 4 TIME OFF 45 50 54 R22 25 32 R22 43
3. CHO WHT BALLAST HAE eee 2 4 13SEP96 CK TYPICAL LIGHTED SHELF WIRING mara OPTIONAL LIQUID OPTIONAL L GHTED SHELVES LINE SOLENOID FAN PANEL GROUND WIRING RACE WAY OPTIONAL TEMPERATURE THERMOSTAT 120VAC 60HZ SUPPLY OR 220VAC _SOHZ INTERNAT I ONAL LOWER FRONT FAN MOTORS NOTE ALL CASES MUST BE GROUNDED TZET CASES Page 14 October 1996 pon 9 42 26 9 NAITO j die 1 3 3 4 Lr oet numm ze te 2 26 90469 c 7 2 POETS a 022 999 7 225 c EA PINE Wh bis 1 2 2 5 A TINI S21 S ME 14 6600225 S LA TUYT INJE SEP FABLE reu 2 351438 ev m B E L L Ba RINSING SO SGOT LOD 1 Lze 7 oa a Tepes TOTS Ca msn 8 se 1717 ZUR AZETE 33911 EARE oz TE fo SINT JONG DW SRIF VIM HOLS DWE yawe diooi Daj TT TT 25 12 Xov 923x247 TUA Panoz Magy WES Wey emuep IVA 239 JO HOLY 77
4. LENGTH STD FANS ANTI SWT Dru vum STANDARD 120 VOLT LIGHTING AMPS T 8 ELECTRONIC BALLASTS CANOPY e w COOLER COIL MOUNTING LOCATIONS Low Velocity Coils 3 Min 4 Max Alternate Support Air Flow Recommended For Cooler Heights 9 or Less High Velocity Coils 5 Min 10 Max Recommended For Cooler Heights Over 9 Page 5 LDRL INSTALLATION PROCEDURES Carpentry Procedures Planning The cooler will need to be erected prior to installing the cases The cases can then be raised and butted into the existing cooler The case is attached to the cooler and can be supported by either structural suspension sup ports or partitions Patch ends can be used on either a single 8 or 12 line up to support the case If you have more than a single case you will need to use either a one inch structural partition or a hang ing support to provide the needed structural support Alternative hanging support methods are described below Method 1 Structural Partitions The one inch structural partition can be used between every case real load or front load so that the entire line up will be self supporting This method of supporting cases at every joint satifies structural requirements The problem with this method is that later alterations may be difficult or not even possible There is also the added difficulty of alignment as you will have to depend much
5. Ceiling Support 1 Prop the case up in position with boards 2 Prepare the case for adjoining by insert ing the ethofoam gaskets in place and prepare the masonite spacers with caulk NOTE Adjoining sections of case must be next to the each other before the center brace can be inserted 3 Place the center support in between the two case sections and fasten with bolts The center support can now be attached to the ceiling joists with the threaded rod 4 Continue this process until all sections of the case are in place Center Partitioning 1 Prepare the patch end for attachment by inserting the ethofoam gaskets in place and prepare the masonite spacers with caulk 2 Attach the patch end with four 1 2 bolts and one 3 8 bolt Snug but do not tight en bolts until the case is completely assembled 3 Prepare the other end of the case for the center partition Prop the end of the case into position and prep the case end in the same manner as you did for the patch end Make sure that the prop is holding the case into place October 1996 LDRL 4 x 3 8 Bolts 1 2 Bolt 4 Place the center partition into position and ready the adjacent case to be placed in the line up 5 Lower pallet being held by the fork lift and place the next case on the pallet as you did the first case Lift this case into the line up as you did the first 6 Align the cases at the center joint and join the cases with the
6. TYLER 4 ge Installation amp Service Manual WALK IN COOLER LDRL REAR LOAD ROLL IN DAIRY MERCHANDISERS Medium Temperature Refrigerated Display Cases This manual has been designed to be used in conjunction with the General Installation amp Service Manual Save the Instructions in Both Manuals for Future Reference This merchandiser conforms to the Commercial Refrigeration Manufacturers Association Health and Sanitation standard CRS S1 96 PRINTED IN Specifications subjectto REPLACES ISSUE PART IN U S A change without notice EDITION 10 96 DATE 1 97 NO 9027546 REV A Tyler Refrigeration Corporation Niles Michigan 49120 J anuary 1997 Installation amp Service Manual CONTENTS Page Specifications LDRL Specification Sheets 4 Pre Installation Responsibilities See General I amp S Manual Installation Procedures Carpentry Procedures 6 Planning aaa na qoas ted esr n vado enar aie VE 6 Unpacking and Placement 7 Locating and Installing 8 Attaching Patch End Supports 9 nud Beadle eee are 9 Genter Pamloning a xx aea x reg NUR d be wad 9 Installing Front Fan Panels 10 FINISHING the CasQ uu 24s ae dow ee te wees Swed eee ee ares
7. mounted before or after the case is in place The curtains are weighted at the bottom to help keep them closed It is important to keep the curtains closed to provide a good seal and proper case operation Page 11 LDRL Hood Assembly Tyler Refrigeration WARNING Make sure all power is off to the case Electrical servicing should always be done by a quali fied electrician Improper servicing could result in product damage and or personal injury FRONT or REAR LOAD CANOPY 1 Pull the 3 prong female receptacle 1 through the hood extension weld assem bly 2 2 Fasten hood extension weld assembly 2 to the canopy 3 with tappit screws 4 3 Hook the light channel assembly 5 into the front lip of the front hood 6 4 Plug the light channel wire 7 into the female receptacle 1 5 Swing the light channel assembly 5 up into place and secure with truss head screws 8 6 Install top front cladding 9 over ballast 10 with screws 11 7 Complete the assembly by installing the hood extension joint trim 12 with truss head screws 13 Page 12 WIRING DIAGRAM ELECTRICIAN NOTE OVERCURRENT PROTECTION 120V circuits should be protected by 15 or 20 Amp devices per the requirements 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 int
8. 9028438 5204859 5204859 5989796 5989796 5232279 5232279 5614628 5614628 5614629 5614629 5100565 5100565 5081149 5081150 For information on operational parts not listed above contact the TYLER Service Parts Department Page 18 1997
9. Backer Painted Bumper Backer Bumper End Trim Front Lower Cladding Painted Bumper Rivet per front lower cladding Raceway Assembly Raceway Cover Shoulder Screw per bumper retainer 9025833 16 Screw per raceway cover Rivet per raceway Raceway Mounting Angle LH End Close off RH End Close off Page 16 8 1309067 9 9026544 5183536 5 5186277 9026548 5183536 2 9026544 1309067 9 5183536 4 9025223 9025983 5205439 2 5222015 5222048 5205439 6 5222014 5244407 2 Tyler Refrigeration 12 1309067 12 9026546 5183536 10 5186278 9026548 5183536 2 9026546 1309067 12 5183536 6 9025224 9025983 5205439 2 5222015 5222048 5205439 6 5222014 5244407 3 color by order 9020981 9025982 9020982 9025982 color by order color by order 9027663 9027664 color by order 5104702 6 5237088 5237090 5183536 3 5105037 5 5237086 5196097 5629805 5629804 5104702 8 5237089 5237091 9025833 24 5183536 5 5105037 7 5237087 5196098 5629805 5629804 1997 Installation amp Service Manual Item Description 30 31 32 33 34 35 36 37 38 39 Nut per end spacers Lock Washer per end spacers Flat Washer per end spacers Machine Screw per end spacers Nut per end spacers Lock Washer per end spacers Flat Washer per end spacers Machine Screw per end spacers Rivet pe
10. more on having a level floor Rods tied into the ceiling joists and the top of the case at each case joint can also be used to support the case If structural partitions are to be used make sure to add 1 3 8 for each partition to the total cut opening of the cooler Method 2 Cantilever Cantilever beam systems project over the case tops and are supported by two threaded rods in each case end A column is also to support the case sections The beams are to be anchored at the rear to a suitable supporting structure Every joint must be supported To assist in the structural planning the LDRL case weights are as follows LDRL 8 1250 Ib LDRL 12 1450 15 Page 6 Tyler Refrigeration Method 1 Method 2 at ea int tbi e uu MALKAN COOLER gt gt M ear Loa Cate October 1996 Installation amp Service Manual Unpacking and Placement WARNING Cases are heavy and require a lifting device and two or more people to position and support during installation Improper handling of cases could result in personal injury Place pallet in the general area where the case is going to be assembled Remove all the hold down and shipping braces from the pallet You will need a fork lift to raise and support the case during installation Since the case is shipped inverted it will need to be flipped over before it can be moved i
11. BUY MR 904 7 JIONE er Fetes HOS TWA ONG AT SLYS EPEY IIQ FHT BHN 21904 2907 ECT ML PW NWG Sy PN DI Y 390 AVAL YAO 13y20 1231004 OL OF 13 ISN LYONS AVAL JO 3933 401 DNOW gsx My NS Sian ABS ej SLIKI WLIW YO 102 3340 YO wr ONISSVd 931231034 39 S3 93NJVH B SIYM IW 310N ion 9 BSW 323707 WULG WA FANT 299220 AT SNOILIINNOD N OP BY TEHAL TY Ty 220172960 15 IGIN sow OD ZR 2 NF WU A seg SUAS WYO Joi ssa FRITS TOY TIC FAT S 0J2 901 30 Of 34927c Raceway Wiring October 1996 LDRL PARTS INFORMATION Cladding and Trim Parts List Item Description gt WN 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 Screw per close off panel assy Close off Panel Assembly Screw per top cover Top Cover Lower Close off Panel Screw per lower close off Close off Panel Assembly Screw per close off panel assy Screw per canopy Front Canopy Hood Painted Canopy Hood Backer Painted Screw per backer Standard Hood J oint Trim Short Hood J oint Trim Screw per hood joint trim Light Channel J oint Trim Front Duct Bumper Retainer Color Band Painted Color Band
12. NTS are calculated to produce approximately the indicated entering air temperature with absolute maximum operating ambient limits of 75F amp 55RH The information contained herein is based on technical data and tests which we believe to be reliable and is intended for use by persons having technical skill at their own discretion and risk Since conditions of use are outside Tyler s control we can assume no liability for results obtained or damages incurred through the applications of the data presented SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE Page 4 October 1996 Installation amp Service Manual LDRL LDRL Rear Load Roll In Dairy Merchandiser COOLER WALL 57 3 4 46 1 4 A Uu Yy SHORT STANDARD 7 8 PLASTIC DRIP OUTLET 30 d TO CURTAIN FALL LINE 70 1 2 90 1 2 BETWEEN STANDARD BOTTOM OF 82 1 2 GRR SHORT 13 Y Y Ay Y 4 Vat 9 Note A separate 120v lower fan circuit is required to power the fans LDRL FLOOR PLAN Unit Coil Unit Coil Q O Cr X9 0 t Note Add 1 3 8 8 12 for each Partition Add 1 1 2 for each Patch End Case Up 9 J anuary 1998 120 VOLT ELECTRICAL DATA AMPS
13. attaching bolts found in the filler kit NOTE The five bolts shown are used to join one case to the next through the center parti tion 7 Continue this procedure for all cases in the line up When all cases have been placed remove the top cover of the case and secure cases to the wall of walk in cooler with self tapping screws The screws should be spaced at approximate ly one foot intervals to assure good attachment Page 9 LDRL Installing the Front Fan Panels NOTE Floor anchors and mounting hardware are not provided The installer must provide the required mounting hardware Install the 8 and or 12 front fan panels with floor anchors All front fan panel braces are located on the underside of the front panel The braces are located every four feet and at the ends of the front fan panels The front fan panels may also be attached to the patch ends if desired Floor stops are also provid ed to keep the carts in position near the front of the case Install these after the carts have been positioned in the case Floor Mounted Fan Unit MUST SEAL Model RL 8 or RL 12 IMPORTANT NOTE Make sure the cart wheels are straight and the wheel stops keep the carts tight against the front of the case This will pre vent short circuiting of air flow andmain tain the proper air flows within the case Page 10 Tyler Refrigeration Finishing the Case M End Spacer f a Attach the inside
14. cooler end joints trim and align the cases atthe joints Make sure to thoroughly caulk at every case joint and where the case meets the top of the cooler Bumper Retainer amp Backer Color Band amp Backer Bumper Backer amp End Trim c Bumper amp Cladding Mounting Hardware cH Front Cladding October 1996 Installation amp Service Manual Shelving IMPORTANT Shelves must be fixed not flip up type to maintain proper air flow Product stacking in walk in cooler must be a minimum of 3 away from the back of the case Service doors in the walk in cooler must have a positive gasket seal Bose Shelves Widths Secure Patch Ends to Floor LDRL 2 Use Nut Washer amp Bolt Bose Shelf not fostened NY to uprights ee Shelving uprights 1 fasten to the overhead structure 2 with 3 8 bolts 3 lockwashers 4 and nuts 5 when weldnuts are not pro vided The baffle needs only be removed when uprights for 24 shelves are installed Holes into the supporting angles will have to be drilled as well When the shelving uprights are full length they must be secured to the floor Remove the wiring cover 6 to secure October 1996 SHELVING UPRIGHT bottom of shelving upright 1 to the floor then replace the wiring cover 6 Mount the curtain carriers 7 to the back of the case uprights 1 as shown The curtains may be
15. ended for end to end line ups bonding for ground may rely upon the pull up bolts The wiring diagrams on the following pages 13 thru 15 will cover the LDRL case circuits lighting circuits and anti sweat circuits The lighting and anti sweat circuits are shown in the case circuit diagrams December 1997 CANOPY LIGHTING STANDARD T 8 LIGHTS REO Ho LAMP OPT DISCHARGE AIR ANTI SWEAT HEATER CASE INTERIOR TOP LIGHTING STANDARD T 8 LIGHTS E FY Cy OPTIONAL LIQUID OPTIONAL LIGHTED SHELVES LINE SOLENOID te te te EVAPORATOR FAN MOTORS WIRING RACE WAY e Ke 00 N O o lt 00 u x o Oo uit FAN PANEL GROUND OPTIONAL TEMPERATURE THERMOSTAT 120VAC 60HZ SUPPLY 220VAC 50HZ INTERNAT ONAL LOWER FRONT FAN MOTORS te te to te NOTE ALL CASES MUST BE GROUNDED LDRL CASES October 1996 Page 13 CANOPY LIGHTING BASS PY cg H STANDARD E P en ae Lae P J T 8 LIGHTS IEEE TIONAL OP HO LIGHTS rn DISCHARGE AIR ANTI SWEAT HEATER 95 058A 9028605 CASE INTERIOR TOP LIGHTING STANDARD RED RED T 8 LIGHTS STAKE PY ETE BALLAST BLU BLU OPTIONAL HO LIGHT 7 7 lt 5 eee 1 BLK mA RED 4
16. nto place 1 Remove the case end panels and inspec tion plates from the case 2 Place a standard 4 foot pallet with card board on top of it on the floor behind the shipping pallet This pallet will be used to raise and support the case during installa tion The cardboard prevents the curtain track from being damaged 3 Place material on the floor to prevent damage to the case cladding during the flipping and positioning of the case onto the lifting pallet 4 Using the fork lift and atleast two addition people the case over onto the lifting pallet Case is shipped bottom side up Flip on to the lifting pallet so bottom side is down October 1996 LDRL Flip Case Over onto the Pallet ES Lifting Pallet Page 7 LDRL Tyler Refrigeration Locating and Installing Start installing cases at either end of the line up where the patch end is to be located If the case is to be supported from the ceiling joists lift the case into place and prepare to attach the patch end to the case COOLER M a Nus PARTITION WALL f Page 8 October 1996 Installation amp Service Manual Attaching Patch End Supports 1 Prepare the patch end by inserting the ethofoam gasket into place 2 Thoroughly caulk both sides of the masonite spacer 3 Attach the patch end with four 1 2 bolts and one 3 8 bolt Snug but do not tight en bolts until the case is completely assembled
17. r end spacers End Spacer J anuary 1997 8 5100634 2 5101006 2 5100979 4 5107443 2 5100643 6 5628631 6 5100982 12 5120913 6 5105037 8 5184602 2 12 5100634 2 5101006 2 5100979 4 5107443 2 5100643 6 5628631 6 5100982 12 5120913 6 5105037 8 5184602 2 LDRL Page 17 LDRL Operational Parts List Case Usage Electrical Circuit Case Size Upper Fan Motor Upper Fan Motor Brackets Upper Fan Blades 8 75 31 3B 8 75 26 3B Lower Fan Motor Lower Fan Motor Brackets Lower Fan Blades 7 75 32 3B T 8 Lamp Ballast canopy 1st amp 2nd row 3rd row Opt 800MA Lamp Ballast canopy 1st amp 2nd row 3rd row T 8 Lampholder canopy 800MA Lampholder canopy telescoping stationary Light Switch SPST Anti S weat Heater air grid retainer Domestic 115 Volt 60 Hertz 5243498 9 Watt 5205112 5104858 5125532 5 Watt 5120098 5104738 5966635 5991029 5204769 5049140 5232279 5614628 5614629 5100565 5124818 12 5243498 9 Watt 5205112 5104858 5125532 5 Watt 5120098 5104738 5991030 5991030 5049140 5049140 5232279 5614628 5614629 5100565 5124819 Tyler Refrigeration Export 220 Volt 50 Hertz 8 12 5223696 5223696 18 3 Wat 18 3 Watt 5205112 5205112 5054140 5154140 5205538 5202538 5 Watt 5 Watt 5120098 5120098 5104738 5104738 9028439 9028438 9028437
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