Installation & Service Manual
Contents
1. R Aint iig Installation amp Service Manual aN LVM LVF LVD VERTICAL GLASS MEAT SEAFOOD DELI MERCHANDISERS Medium Temperature Service 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 S 1 96 PRINTED IN Specifications subjectto REPLACES ISSUE PART IN U S A change without notice EDITION 1 97 7 99 NO 9027529 REV B Tyler Refrigeration Corporation Niles Michigan 49120 LVM LVF LVD Tyler Refrigeration CONTENTS Page Specifications LVM LVF LVD Specification Sheets 4 Line Sizing Requirements See General I amp S Manual Pre Installation Responsibilities See General I amp S Manual Installation Procedures Carpentry Procedures 6 Case NEN MER 6 Trim Installation 7 Plumbing Procedures See General I amp S Manual Refrigeration Procedures 8 Temperature 8 Setting Electronic Thermostat LVM LVF 9 Electrical Procedures 9 Electrical Considerations 9 D2. i a MA N hs os A FOUR LAMP BALLAST DUAL ROW OF LIILIILILIILN 4 Ln mn _ anuary 1997 10 ts 8 Cases ircul LVM LVF LVD Domestic amp Export 50Hz Case C 6 T 700 76 SHO LSNW SASVO ATNO SMOLOnONOO AYOLOVS M3ddOO 5 310N nites ONISIM 07313 SNOILONYLSNI NOILYTIVISNI 335 S901 Q311V1SNI 12 SI 9NILH511 413HS Q30lAONd LON 32018 WNIWS3l TVNOILdO AlddNS ZHO9 01003105 5 S S3SV9 NO QuYONVLS SUOLON AlddNS OVAOCI S1H911 51109919 IWNGIAIONI TWNOILYNYSLNI ZHOS OVAOZC MO AlddNS ZHO9 OVADZL S312V1d303M 3SOdM d WH3N39 3171051 X04 013135 1O03NNOO YO 9NI GNOG ANOLOV3 OL 1iO3NNOO MOY QNOD3S 403 ONIMIM 3iVol dng S3A13HS 031 917 JO 5 OML HLIM S3SV9 S3ATSHS Q31H91 JO MOM SNOII93NNOO 15 717 9 ANY SdWV 413 5 3NINVZZ3A 1VNOIldO AH9I1 171M MOS HOVE SdWV 31l3HS ONINIVW3H 340438 3OV d NI Q31H3SN SY3A09_ SNI ISOHS 3AVH 5 5131905 J 3HS Q3SnNn 11v S1H511 0013 z 1 140 1 S1H911 dOL NOIN3INI HC t ANO 51 917 z dOl NOluSINI
3. 14 1H911 901 OH WNOl1dO ewe MERIT TOYLNOD 33n1vu3dW3l 291NO31933 IVNOI 180 SOLENOID VALVE 15771778 01 SLH917 J I3HS SY3MOd LVHL 1SV lV8 1 HLIM 531535 NI Q3103NNOO A INO SI LINDYIS NOIIO3IONd ONV IINY SIH9 1 dOL HOIN31NI JO MOM HLIM O3SN 51 lSVllV8 dWvl d a 9 r s mm FOUR LAMP T 8 BALLAST BALLAST TWO LAMP E 5i E IS USED WITH o J INTERIOR TOP LIGHTS M A FOUR LAMP BALLAST DUAL ROW OF 4 0N3937 11 anuary 1997 ts 12 Cases ircul LVM LVF LVD Domestic amp Export 50Hz Case C V S98Sz06 T 901796 SHO 8619071 91 G3193NNOO Q7314 91NO3193713 IVNOIIdO Son GNnoss LSNW 53549 117 310N JOMINOO 3ufivuidW3l AYOLOVS AIO SYOLONINOD M3ddOO ISN 310N ONIMIM 071313 YO SNOILONYLSNI NOILYTIVLSN 33S GATIVLSNI SI SONI LHI ATaHS N3HM 0301 LON 590718 IWNIWYSL 140 7IVNOI LYNYZLN I 203 OVAOZZ A ddnS ZHO9 GIONS10S SHOLON TWNOIIVNH3INI ZHOS OVAOZZ AlddNS ZHO9 S1H911 SlInoNI9 TVnGOIl ALONI LVNH3LINI mos OVAOZC 9905 ZHO9 SVAOZL 537197193935 3509309 vNu3N35 ONNOYS 0317105 01314 NI LO3N
4. anchor clamps 2 2 Cuta hole in the case well just large enough to connect manifold to 1 PVC water supply piping 3 NOTE STD BASE HEIGHT 6 case 37 1 4 8 case 47 1 2 12 case 70 1 2 PVC piping and valve provide supply water to case Rear view of case showing the entrance of the water supply into 6 8 and 12 cases The piping enters through the bottom of the case A suitable water supply must be down stream of the isolation valve October 1996 Installation amp Service Manual 3 Install isolation valve 4 hand or sole noid and manifold 1 to water supply piping 3 Back Direction 4 Caulk ps area where the water supply piping 3 enters the case well to prevent water during system flushing Top Mounted Scale Shelf Installation The optional top scale shelf is mounted to the mullion on the back of the case The shelf October 1996 LVM LVF LVD rests on the flat portion of the top of the case Use the following instructions to mount the scale shelf assembly 1 Remove the screws 1 and rear cover 2 from the scale shelf assembly 3 2 Center the scale shelf assembly 3 on the top rear of the case 4 atthe selected mullion 5 location 3 Loosen wing nut 6 on the front right side of the lower rear support 7 and the two locking capscrews 8 at the rear 4 Adjust scale shelf 3 to sit level from front t
5. o 4 CONVENIENCE OUTLET CIRCUIT One single convenience outlet is on the back of the 6 case and two convenience outlets are on the back of the 8 amp 12 cases Plan suitable 15 circuits for these 120v outlets An evaporator Pressure Regulator should be installed on each system to aid in temperature control Set the EPR for 34 PSIG R 22 Shelves in Gravity Coil cases disrupt air flow and can compromise performance Shelves work better in Blower style cases Pressure Control Settings shown in the above table are for backup purposes only The actual temperature control should be set by the thermostat LVM 6000 for this CUT 29F CUT OUT 19 LVF setting for this case CUT 34F and CUT OUT 33F CASE BTUH REQUIREMENTS 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 LVM LVF LVD LVM LVF LV
6. Temperature Vertical Glass Meat Seafood and Deli Service Merchandiser mod els are covered in this manual MODEL LVM LVF LVD DESCRIPTION 6 8 amp 12 VERTICAL GLASS GRAVITY COIL MEAT SERVICE MERCHANDISER 6 8 amp 12 VERTICAL GLASS GRAVITY COIL SEAFOOD SERVICE MERCHANDISER 6 8 amp 12 VERTICAL GLASS FORCED AIR DELI SERVICE MERCHANDISER J anuary 1997 Page 3 LVM LVF LVD Tyler Refrigeration LVM LVF LVD Vertical Glass Service Merchandiser Specification Sheets SINGLE PARALLEL UNIT Pee SINGLE UNIT GRAVITY GRAVITY FORCEDAIR SYSTEM o MEAT FISH MEAT FISH SRAMI DELI iie zu 16 Ww THE ABOVE RATINGS ARE FOR COMPRESSOR SELECTION ONLY FOR ENERGY CALCULATION DATA REFER TO THE ENERGY SECTION 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 CASE TO CASESUCTION LINE SUB FEED BRANCH LINE SIZING ERES Dem e e n m n n e or oe oe wr e n n n E pepe e m m m m m pe nr m n pn m m e n m mn n n m a DEFROSTCONTROL mum EPR SETTINGS SETTINGS PERDAY MODE TIME CUT IN CUTOUT R22 R404A 1 GRAVITY TIME OFF 110MIN 414 R22 324 Q R22 348 1FORCED AIR TIME OFF 60MIN 534 Q R404A 42 R404A
7. and oil CLEANING AGENT Grade F Italian pumice Steel Bright Lumin Cleaner Zud Restoro Bon Ami Ajax or Comet Penny Brite or Copper Brite Penny Brite or Copper Brite Paste NuSteel or DuBois Temp Revere Stainless Steel Cleaner Allen Polish Steel Bright Wyandotte Bab O or Zud Easy Off De Grease It 4 696 hot solution of such agents as trisodium tripolyphospate or 5 1596 caustic soda solution Oakite No 33 Dilac Texo 12 Texo N Y Flash Klenz Caddy Cleaner Turco Scale 4368 or Permag 57 Vinegar 596 oxalic acid 596 sulamic acid 5 1096 phospheric acid or Dilac Oakite No 33 Texo 12 or Texo N Y Organic solvents such as carbon tetrachloride tri chlorethylene acetone kero sene gasoline benzene alcohol and chlorethane n u Tyler Refrigeration APPLICATION METHOD Rub with a damp cloth Rub with a dry cloth Use a small amount of cleaner Rub with a dry cloth Rub with dry cloth Use small amount of cleaner Apply with a damp sponge or cloth Rub with a damp cloth Apply generous coating Allow to stand for 10 15 min Repeated application may be necessary Swab and soak with clean cloth Let stand 15 minutes or more according to direc tions on package Rinse and dry Swab or wipe with a cloth Rinse with water and dry Swab or soak with a cloth Let stand 10 15 minutes Always follow with neutralizer rinse and dry Rub with a cloth Organic solv
8. cloth Rub with damp cloth Rub with dry cloth Use a small amount of cleaner Rub with dry cloth Use small amount of cleaner Apply with damp sponge or cloth Rub with a damp cloth May contain chlorine bleaches Rinse thoroughly after use if left on surface may lead to corrosion EFFECT ON FINISH Satisfactory for use on all finishes Satisfactory for use on all finishes Provides barrier film Satisfactory for use on all finishes Satisfactory for use on all finishes if rubbing is light Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Page 13 LVM LVF LVD TYPE OF CLEANING Heat tint or heavy discoloration Burnt on foods and grease fatty acids milkstone where swab bing or rubbing is not practical Tenacious deposits rusty discolorations industrial atmospheric stains Hard water spots and scale Grease
9. 3 19 LH End Close off Painted 9022468 9022468 9022468 20 RH End Close off Painted 9022467 9022467 9022467 21 Horizontal J oint Trim 5961362 5961362 5961362 22 Rear Base J oint Trim 5233638 5233638 5233638 23 Screw 5619204 4 5619204 4 5619204 4 24 Rear Lower J oint Trim 5233635 5233635 5233635 25 Screw 5199134 4 5199134 4 5199134 4 Page 20 J uly 1999 Tyler Refrigeration LVM LVF LVD
10. D Vertical Glass Service Merchandiser 2 24 3 4 120 VOLT ELECTRICAL 52 DATA AMPS STD ECM FANS FANS LVD LVD 1 0 4 1 0 4 1 5 6 12 28 y Y 27 8 30 3 8 9 1 43 2 7 8 y Rear of Case z bag 303 8 Refrigeration 5 8 Suction Base 3 8 Liquid 43 didi Front of Case 6 Case 36 1 8 8 Case 48 3 16 12 Case 72 1 4 J anuary 1998 STANDARD 120 VOLT LIGHTING AMPS T 8 ELECTRONIC BALLASTS CANOPY 21 19 7 8 OPTIONAL FLOOR LIGHT ERE 1 5 6 9 OPTIONAL 120 VOLT LIGHTING AMPS T 8 ELECTRONIC BALLASTS MEZZANINE FLOOR PLAN 6 Case 72 1 4 8 Case 96 3 8 12 Case 144 1 2 lt V2 PVC Waste Outlet Page 5 LVM LVF LVD INSTALLATION PROCEDURES Carpentry Procedures Case Line Up Before starting the case line up review the store layout floor plans and survey the areas where case line ups are going to be installed WARNING These cases are very heavy and require two or more people to move and or position them Improper handling of these cases could result in personal injury 1 Snap chalk lines where the front and rear base rails of the case are to be located for the entire line up NOTE Front and rear e
11. NOD YO 901 QNO8 AMOIOV3 Ol 153 MON QNO23S NO4 ONINIM S3A13HS Q31H9 1 JO OML HLIM S3SVO MOM 1SVTIV8 ONY SdAV1 J13HS 3NINV223A 1 401 190 1H911 171M4 NI SdWV 413 5 ONINIVW3H 340438 30V d NI 031835 1 5 4 09 9 5 3AVH 15 5134905 i13HS 5 TIY 51 917 H0074 TWNO LdO S1H911 ayay 01 HOIW3INI 140 SLH91 1 901 YOIYZLNI S1H917 dOl OH WNOI1dO AVLSONY3HL WNOILdO s3svo NO OMVONVLS SOLON YOLVYOdDVAR sm See 1 E PR Ft ASVTIVE OL SIHO 41 5 JHL S3MOd LSVT1va 3Hl HLIM 531935 NI Q3123NNOO AINO SI LINDYID OuV IINV SHL 4 2 ge THREE LAMP Ti T 8 BALLAST THREE LAMP T 8 BALLAST T 8 BALLAST THREE LAMP KEN J anuary 1997 Page 12 Installation amp Service Manual CLEANING INSTRUCTIONS WARNING TYLER Refrigeration does not recommend the use of high pressure cleaning equip ment on service style cases The sealing of front glass and end joints is critical in these cases and high pressure cleaners can penetrate and or damage these seals Damaged seals allow water leaks and or air leaks that can cause poor case refriger ation Stainless Steel Cleaning Methods The cleanin
12. VNIWYJL 14 WNOIIVNH3INI ZHOS OVAOZC AlddNS ZHO9 QION310S ONY 5 1 ZHOS VAOZZ AlddNS ZHO9 5 911 SLInOMIO IV TIATONI IVNOIIVNH31Ni ZHOS OVAOZZ AlddNS ZHO9 5 0 S310V1d3034 3SOdH d TVN3N39 QNNOYS 0931 1051 01313 NI I193NNOO 9n ONO AMNO1OV3 OL LO3NNOO 1H911 ISMIJ NOJ 134905 93133531 N3JAOO 3AVH 5 134905 13 5 QNOO3S J 3HS Q31H911 149 X04 SNOIIO3NNOO lSv1lV8 3 l3HS 3NINVZZ3AW LdO S1H9 400143 1NONJ IVNOILdO 1 YOIYZINI 01 1940 140 SLH911 901 OH VNO 190 9 4 SNW S3SV9 S3SV9 GAT NO QuvONVIS SYOLOW YOLVYOdWAI T Sa L 3 LON S3SY 149 W 0 C4 A1 TOYLNOO 3unlvu3dW3il 91NO312313 TNO 140 MOTI3A t 3mm 1 407109 GN3937 SOLENOID VALVE 1518 Ol TS1H917 JTBHS JHL SYSMOd LVHL 5 11 9 3Hl HLIM 531535 NI Q3193NNOO AINO SI 101nOHIO NOIIO31ONd OUv IINV JHL SLHOIT dOL YOINRLNI 30 MON HLIM G3SN SI 15 11 dv OML 15 USED WITH INTERIOR TOP LIGHTS A 2 4 T E TWO LAMP T 8 BALLAST FOUR LAMP BALLAST ONE LAMP HO BALLAST WIRE NUTS x B3 5 e
13. accordance with instructions on package n all applications a stainless steel wool or sponge or fibrous brush or pad are recommended Avoid use of ordinary steel wool or steel brushes for scouring stainless steel Page 14 October 1996 Installation amp Service Manual GENERAL INFORMATION Rear Sliding Door Removal and Installation The sliding doors come installed from the fac tory in the door frame These doors are removable for cleaning and to aid in case maintenance NOTE DO NOT FULLY IMMERSE DOORS WHEN CLEANING The inner and outer doors are marked with labels from the factory If the doors are not labeled the inner door can be identified as having the limiter stops on it 1 Remove the outer door 1 by sliding it to the right end of the door frame 2 within an inch of being closed v 2 Firmly grasp both sides of the outer door 1 and lift into the upper track 3 until it July 1999 LVM LVF LVD clears the lower track 4 3 Tilt out the bottom of the outer door 1 so 3 EP it can clear the lower track 4 4 Lower the outer door 1 out of the upper track 3 to remove it from the case 5 Repeatsteps 1 thru 4 to remove the inner door 5 6 Reverse the above steps to replace the inner and outer doors 5 and 1 Mezzanine Shelving Mezzanine shelves are available in 10 or 12 widths One level of shelving is optionally available for LVM and LVF cases whi
14. dges of base rails should always be used to line up cases 6 shims allow adjoining ends of cases to be shimmed together 2 Locate highest point on chalk lines as a ref erence for determining the number of shims to be placed under the case base rails Position first case at highest point on the chalk lines and shim case supports as required Check leveling across the top of the case CAUTION If the base of this case is not sitting evenly on the floor the case could warp when loaded and possibly break the glass Page 6 Tyler Refrigeration NOTE A foam gasket is factory installed on one end of the case This gasket fits into a groove on the adjoining case when cases are pulled together Do not depend on the foam gasket alone to make a good seal 3 Apply two heavy beads of caulking com pound from the Filler Kit to the end of case at dotted and dashed lines Proper caulking provides good case refrigeration and sanitation Remove shipping tape from color band backer and bumper backer 5 Push cases tightly together making sure the pull ups are aligned 6 Add shims 1 as required under the adjoining case base rails 2 Check lev eling at top of the case 3 October 1996 Installation amp Service Manual CAUTION Do not drill or use other holes through the case end for pull ups This may deform the case end and could cause joint leaks and or poor refrigeration 7 Position p
15. efrost Information 9 Defrost Control Chart 9 Installation Procedure Check Lists See General I amp S Manual Wiring Diagrams 9 LV M F D Domestic amp Export 50Hz Case Circuits 6 Cases 10 LV M F D Domestic amp Export 50Hz Case Circuits 8 Cases 11 LV M F D Domestic amp Export 50Hz Case Circuits 12 Cases 12 Cleaning and Sanitation Stainless Steel Cleaning Methods 13 General Information Rear Sliding Door Removal and Installation 15 Mezzanine Shelving 15 Service Case Flush System 16 Top Mounted Scale Shelf Installation 17 Page 2 October 1996 Installation amp Service Manual LVM LVF LVD Page Service Instructions Preventive Maintenance See General I amp S Manual Light Servicing 18 Ballast and Lighting Locations 18 Fan Blade and Motor Replacement See General I amp S Manual Color Band and Bumper Replacement See General I amp S Manual Parts Information Operational Parts 19 Cladding and Trim Parts List 20 TYLER Warranty See General I amp S Manual The following Medium
16. ents may be flammable and ortoxic Observe all precautions against fire Do not smoke while vapors are present Be sure area is well ventilated EFFECT ON FINISH Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Use in direction of polish lines on No 4 polished finish May scratch No 2 mill and No 7 and 8 polished finishes Excellent removal satisfactory for use on all finishes Satisfactory for use on all finishes Satisfactory for use on all finishes Satisfactory for use on all finshes Effective on tenacious deposites or where scale has built up Satisfactory for use on all finishes Use of proprietary names is intended only to indicate a type of cleaner and does not constitute an endorsement nor is omis sion of any proprietary cleanser to imply its inadequacy It should be emphasized that all products should be used in strict
17. g data in the following stainless steel cleaning chart was supplied by AISI The information was supplied by Prime Metals Division Alumax Aluminum Corporation TYPE OF CLEANING Routine cleaning Smears and finger prints Stubborn spots and stains baked on splatter and other light discolorations J uly 1999 CLEANING AGENT Soap ammonia or deter gent and water Arcal 20 Lac O Nu Lumin Wash O Cedar Cream Polish Stainless Shine Allchem Concentrated Cleaner Samae Twinkle or Cameo Copper Cleaner Grade FFF Italian pumice whiting or talc Liquid NuSteel Paste NuSteel or DuBois Temp Cooper s Stainless Steel Cleaner Revere Stainless Steel Cleaner Household cleaners Old Dutch Lighthouse Sunbrite Wyandotte Bab O Gold Dust Sapolio Bon Ami Ajax or Comet LVM LVF LVD CAUTION When cleaning this case try not to intro duce water into the case faster than it can be carried away by the waste outlet Always use a soft cloth or sponge with mild detergent and water to clean the front glass Never use abrasives or scouring pads to clean glass They can scratch and or damage the glass See General I amp S Manual for case cleaning instructions Stainless steel cleaning is cov ered in the following chart APPLICATION METHOD Sponge with cloth then rinse with clear water and wipe dry Rub with cloth as directed on the package Apply with damp sponge or cloth Rub with damp
18. le two levels of shelving is available for LVD cases The shelves can be moved forward from the mullions in two inch increments and can be Page 15 LVM LVF LVD To install mezzanine shelving position and insert the mezzanine shelf 1 and captive Shelf brackets 2 into slots in the uprights 3 NOTE The brackets can be moved vertically at 1 increments in the uprights Lighted Shelves Lights are optional on the 10 and 12 mezza nine shelves Wiring harnesses for all shelf locations are factory installed Ballasts are optionally supplied for all shelf light sockets The ballasts are located in the electric box on the lower left rear portion of the case facing rear of case Service Case Flush System Flush systems are offered only on LVF cases to provide a convenient and effective means of maintaining case cleanliness The system may be operated either manually by a hand valve or automatically using a solenoid and a time clock The flush water is drained from the case via the normal drain path Water is supplied to the system through a pressurized water connection to a domestic water supply The water is fed to a nozzle array which provides even flushing through out the case interior Itis recommended to flush cases at least once a day Flush time Page 16 Tyler Refrigeration varies depending on the specific case needs 1 Position the manifold 1 near the rear case wall and secure with manifold
19. o rear and side to side When the shelf is level retighten the wing nut 6 and the two locking capscrews 8 5 Drill pilot holes in the top two holes in the lower rear support 7 and start top two screws 9 Check for proper shelf align ment then tighten top two screws 9 6 Drill pilot holes thru lower two holes in lower rear support 7 and secure with Page 17 LVM LVF LVD lower two screws 9 7 Replace rear cover 2 and screws 1 on scale shelf assembly 3 SERVICE INSTRUCTIONS Light Servicing See General I amp S Manual for T 8 lamp fan blade and motor LVD only and color band and bumper replacement instructions Ballast and Lighting Locations All light ballasts are located in the electric box on the left end of the rear of the case In order to retain safety approval with Underwriters Laboratory and the Canadian Standards Association the mounting of electri cal components and interconnecting wires must not deviate from the following instruc tions Only qualified personnel are authorized to install the accessory items TYLER Page 18 Tyler Refrigeration Refrigeration recommends you order all t 4 component parts from its Service Parts Depart ment Ballast Installation 1 Remove cover from electric box 1 located on the left rear side of the case NOTE If tappit screws are not available a star washer should be used between the bal la
20. s case Fluorescent Lamp Circuit LV M F D case lighting is supplied by T 8 electronic ballast lights It is controlled by a light switch in each case The standard light ing is 1 row of T 8 canopy lights Defrost Information See General I amp S Manual for operational descriptions for each type of defrost con trol Defrost Control Chart LVM LVF Defrost Option Settings Defrost Defrost Defrosts Duration Term Type Per Day Min Temp Off Time 1 1102 LVD Defrost Option Settings Defrost Defrost Defrosts Duration Term Type Per Day Min Temp Off Time 1 60 Thermostats and sensors are shown on page 8 of this manual WIRING DIAGRAMS 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 intended for end to end line ups bonding for ground may rely upon the pull up bolts Page 9 ts 6 Cases ircul LVM LVF LVD Domestic amp Export 50Hz Case C 2985206 200 26 Sy 5901 ONNOYS Q3193NNOD 9131 AINO SHO LOnQNOO 834409 350 310N 9NIHIM 07313 N03 ZoNe TOT 1 SNOI1OnMISNI NOILVTIVLSNI 33S ONOG 0 15 1 AXOL VJ SI 9NI 1H917 473HS N3HM 0301 4044 LON 20718 I
21. st and the heads of the screws 2 Install required number of ballasts 2 in electric box 1 with two screws 3 each October 1996 Installation amp Service Manual LVM LVF LVD 3 Identify and connect required wiring harnesses upper lower etc to the ballast connectors 4 4 Replace cover on electric box 1 PARTS INFORMATION Operational Parts List Case Usage Domestic Export Electrical Circuit 115 Volt 60 Hertz 220 Volt 50 Hertz Case Size 6 8 12 6 8 12 Fan Motor LVD 5125532 5125532 5125532 5222975 5222975 5222975 5 Watt 5 Watt 5 Watt 5 Watt 5 Watt 5 Watt Fan Motor Brackets LVD 5962269 5962269 5962269 5962269 5962269 5962269 Fan Blades 7 25 5B LVD 5236974 5236974 5236974 5236974 5236974 5236974 Rocker S witch 5961377 5961377 5961377 5961377 5961377 5961377 Rectangular Outlet 5236335 5236335 5236335 5236335 5236335 5236335 T 8 Lamp Ballast canopy 1 row 5991029 5991029 5991030 9028437 9028437 9028438 opt canopy 2 row 5966635 5966635 5991030 9028439 9028439 9028438 opt front floor 5991029 5991029 5991030 9028437 9028437 9028438 opt shelf per row 5991029 5991029 5991030 9028437 9028437 9028438 Opt 800MA Ballast canopy 5049140 5049140 5049140 5204859 5204859 5204859 T 8 Lampholder canopy 5232279 5232279 5232279 5232279 5232279 5232279 opt shelf 5092414 5092414 5092414 5092414 5092414 5092414 Opt 800MA Lampholder telescoping 5614628 5614628 5614628 5614628 5614628 5614628 sta
22. tionary 5614629 5614629 5614629 5614629 5614629 5614629 Suction Solenoid Valve 5191445 5191445 5191445 5231619 5231619 5231619 Thermostat LVD 5193888 5193888 5193888 5193888 5193888 5193888 Electronic Thermostat LVM LVF 5997588 5997588 5997588 5997588 5997588 5997588 anuary 1997 19 LVM LVF LVD Check Valve LVM 5199417 5199417 5199417 5199417 5199417 5199417 For information on operational parts not listed above contact the TYLER Service Parts Department Cladding and Trim Parts List Item Description e 8 12 1 Screw 5619204 2 5619204 2 5619204 2 2 Top J oint Trim 5239835 5239835 5239835 3 Inner Outer Glass J oint Trim 5239840 2 5239840 2 5239840 2 4 Tape Compound 5615115 5615115 5615115 5 Bumper Retainer 9025052 9025058 9025061 6 Screw Shoulder 9025833 12 9025833 16 9025833 24 7 Color Band Painted 9025232 9025233 9025234 8 Color Band Backer Painted 9025979 9025980 9025981 9 Bumper Backer color per order 10 Bumper _ i color per order 11 Upr Frt Cladding Painted 9025129 9025130 9025131 12 Rivet 5104702 4 5104702 5 5104702 7 13 Screw Shoulder 9025833 6 9025833 10 9025833 12 14 Lwr Frt Cladding Painted 9025120 9025121 9025122 15 Kickplate we nnn nnn nn color per order 16 Screw 5183536 6 5183536 6 5183536 8 17 Kickplate Support 9041329 3 9041329 3 9041329 4 18 Screw Binding 5100217 3 5100217 3 5100217
23. uctions can be found in the General I amp S Manual Service case temperature control information is listed below Temperature Control REAR OF CASE The temperature of each case is controlled m 64 APPLIES TO 8 amp 12 FOOT CASES ONLY with a thermostat and suction line solenoid LOCATE APPROXIMATELY IN CENTER OF CASE FOR 6 FOOT One thermostat and one solenoid are SOR ONT COLEN GUARDAS SHOWN required for up to three cases BELOW GRAVITY COIL The LVM and LVF cases use a gravity coil with an electronic thermostat for improved temperature control LVD cases use a con ventional mechanical thermostat Typical Service Case with Gravity Coil lz 4 UPPER COIL COIL FIN GUARD HOLDING SENSOR Typical Service Case with Blower Coil In addition to the thermostat and suction sole noid a suction stop EPR valve is required in the suction line The EPR valve acts as a low pressure limit to aid in the overall temperature control THERMOSTAT BULB MOUNTED UNDERNEATH COIL Page 8 October 1996 Installation amp Service Manual Setting Electronic Thermostat LVM LVF 1 Remove the four screws and cover from the electronic thermostat 2 Setthe heating cooling jumper blocks to the COOL position 3 Adjustthe differential potentiometer marked DIFF to 10 F LVM or 1 F LVF 4 Position the setpoint dial on the front cover to 29 F LVM or 34 F LVF 5 Check the temperature c
24. ull up bolts and mounting hard ware at pull up locations A B C and D Do not tighten any pull up hardware until all of ithas been installed Tighten all pull up hardware equally starting at point A and finishing at point D Do not over tighten October 1996 LVM LVF LVD Trim Installation 4 5 2 6 1 All joint trim and mounting hardware is shipped loose J oint trim includes rear base joint trim 1 rear lower joint trim 2 rear upper joint trim 3 top joint trim 4 outer and inner glass joint trim 5 compound tape 6 and horizontal joint trim 7 Horizontal joint trim covers gaps between the cases The trim is glued onto the shipping cardboard It is applied after running beads of caulking on the edges of the cases Sheet metal screws or pop rivets can be used for additional securing NOTE Compound sealing tape can be added to inside surfaces of inner and outer glass joint trim to make the trim level and even Glass joint trim pieces are secured to inside and outside of the glass joint with compound tape Patch end trim is shipped factory installed The compound tape has already been installed under the trim Check and or trim any exposed compound tape See General I amp S Manual for bumper and color band installation and alignment Page 7 LVM LVF LVD Tyler Refrigeration Refrigeratio n P roc ed ures THERMOSTAT BULB PLACEMENT a Refrigeration system and superheat instr
25. ycles by suspend ing a thermometer in the same general area as the thermostat probe The temper ature should cycle between 19 F and 29 F LVM or 33 F and 34 F LVF 6 Replace the cover and secure with four Screws With the cooling mode selected the differential is below the setpoint The relay will energize and the LED indicator will illuminate when the temperature reaches the setpoint 29 F or 34 F When the temperature drops to the set point 29 F or 34 F minus the differential set ting 10 F or 1 F the relay and LED indicator will de energize and refrigeration will stop Start the refrigeration system note that the LED indicator is illuminated and allow the case to cool This allows the thermostat to cycle the suction solenoid valve from open to close The settings above are specific to TYLER ser vice cases with gravity coils only Other appli cations will require different setpoints Electrical Procedures Electrical Considerations CAUTION Make sure all electrical connections at com ponents and terminal blocks are tight This prevents burning of electrical terminals and or premature component failure October 1996 LVM LVF LVD NOTE The ballast box is located at the lower left rear corner of the case It houses ballasts and terminal blocks Case Fan Circuit LVD Only This circuit is to be supplied by an uninter rupted protected 120V circuit The case fan circuit is not cycled on thi
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