Tyler Refrigeration NSSD User's Manual
Contents
1. a g 5 E TYPICAL LIGHTED SHELF WIRING Li ERES SUD HERMES ED 1 BLK gt H EC war GRNd i h 5 4 4 5 THE ATTACHED SOCKET COVERS MUST INSERTED EACH lt UNUSED SOCKET FOR LIGHTED 21 SHELVES TO LIGHT AR Th ij EACH COLUMN E x 5 E 40 c ju E m o 9 OPTIONAL LIGHTED SHELVING x E 6FT OR CASES 3 ROWS 6 SHELVES 5 5 9 OPTIONAL DEFROST HEATER La OPTIONAL DEFROST LIMIT SWITCH OPENS 50 F CLOSES 30 F 5 3 a OPTIONAL SOLENOID VALVE PANEL GROUND Sp 4 dun 1 a MOT MOT mg 2 d ul 5 FAN MOTORS 2 PER 6 or 8 CASES H ad 56 8 Specie A GASE WALLS oc e Se B i 5 a 9 2 n 2 D c 5 5 M 5 OPTIONAL TEMPERATURE CONTROL THERMOSTAT 594 ag T 1 5 L x asel S9 120 60 215 8 lt SUPPLY 208VAC 60HZ HERES b d g SUPPLY 5 5 E H d BLK BL 5 6 2 g GRN E 120VAC SUPPLY NOTE ALL CASES MUST BE GROUNDED Page 8 March 20022. 58 WIRE NUT UNUSED BLU YEL LEAD BLU YEL o9 ON CN RED 9044290 2 jo Pe E o T8 wl le AE 2815 GRN ES 5 ilg 5 UPPER SHELF LIGHT CHANNEL 5 ANTI SWEAT HEATER 2 51 SHELF LIGHTS m amp 8 e 3 5 2 2 x 5 a o x kt i SE B bey TYPICAL LIGHTED SHELF WIRING Py at hee Ss excea He H HH Lae T8 I Ih TT Pc EE PE 4 THE ATTACHED SOCKET COVERS gt MUST INSFRTED EACH gt hol E 3 EACH COLUMN __ Tere x OPTIONAL LIGHTED SHLEVES 3 o OR CASES 3 ROWS 6 SHELVES 2 N N 5 Y 5 9 1 5 0 o OPTIONAL HOT GAS 25 q Q DEFROST TERMINATION e THERMOSTAT i HOT GAS DEFROST OPENS 55 F CLOSES 40 F MOTOR THERMOSTAT 15 MOUNTED THERMOSTAT z ON THE PIPE BETWEEN Z OPENS 50 F CLOSES 40 F 9 THE DISTRUBITOR AND THE CHECK VALVE ON zou BI o v 9 THE EVAPORATOR COIL eg ee H H RACK CONTROL CIRCUITS Li T wo OPTIONAL Fr 2 SOLENOID 5 VALVE 1 PANEL 1 DHUL S LLEE
3. NSSD 12 UPPER SHELF LIGHT CHANNEL ANTI SWEAT HEATER BLU TOP SHELF LIGHTS 51 9044290 BLU YEL RED RED Q LawP T8 F PA mrs ig El Bbe 8tU DIAGRAM WRG ELEC OR OC DFR F NONE 1FE802 9045008 5125857 030 ANGLES 1 DEC SIDECIMALS REVISED WIRING amp HARNESS TYPICAL LIGHTED SHELF WIRING BLK Ed 04 n THE AIFACHED SOCKET COVERS MUST BE INSERTED IN EACH UNUSED SOCKET FOR LIGHTED SHELVES LIGHT CORRECTLY EACH COLUMN X 5 OPTIONAL LIGHTED SHELVES a Ed 12FT CASES 3 ROWS 9 SHELVES a 3 e 2 e OPTIONAL DEFROST HEATER 2 5 o bel ed E n
4. Installation 6 Service Manual NSSD THREE DECK MEAT DELI CRITICAL TEMP PRODUCE MERCHANDISERS WITH CURVED FRONT GLASS Medium Temperature Self Serve Display Cases This manual has been designed to be used in conjunction with the General UL NSF Installation amp Service Manual Save the Instructions in Both Manuals for Future Reference This merchandiser conforms to the American National Standard Institute amp NSF International Health and Sanitation standard ANSI NSF 7 1999 PRINTED IN Specifications subject to REPLACES ISSUE PART IN U S A change without notice EDITION 3 02 10 02 9037171 Tyler Refrigeration Corporation Niles Michigan 49120 NSSD Tyler Refrigeration CONTENTS Page Specifications NSSD Specification Sheets 508404 4 Line Sizing Requirements See General UL NSF I amp S Manual Pre Installation Responsibilities See General UL NSF I amp S Manual Installation Procedures Carpentry Procedures 6 Case Locations ce eR ESTE ee met 6 Plumbing Procedures See General UL NSF I amp S Manual Refrigeration Procedures See General UL NSF I amp S Manual Electrical Procedures 6 Electrical Considerations esse der Xe Y ex ous ym Y ex 6 Defrost Information 7 Defrost Control C ea 7 Installation Proc
5. F at the fan delay thermostat Fluorescent Lamp Circuit Case lighting is supplied by T 8 electronic ballast lights It is controlled by a light switch in each case The standard lighting is 1 row of T 8 canopy lights NSSD models also offer up to 3 rows of optional T 8 shelf lights Anti S weat Heater Circuit NSSD cases have three anti sweat heaters One in the top light assembly one in the front glass trim rail and one in the front glass retain er All anti sweat heaters are wired directly to the main power supply so they can operate at all times March 2002 Installation amp Service Manual Defrost Information See General UL NSF I amp S Manual for operational descriptions for each type of defrost control Defrost Control Chart Defrost Defrost Defrosts Duration Term Type Per Day Min Temp Off Time 6 28 Electric 6 36 50 F Gas 6 12 15 55 F Electric Defrost Termination Gas Defrost Fan Delay F S Electric Defrost Failsafe Opt E G NOTE The termination klixon for gas defrost is located at the bypass check valve at the left end of the evaporator coil Most klixons are located on the right end of the evaporator coil The diagram shows the location for each defrost type that uses a klixon March 2002 NSSD 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
6. in the air stream quickly confirms this fact Another fact is that the surface temperature of the meat will be higher than the center temperature due to radiant heat TYLER s Ongoing research identifies sources of radiant heat and accurately measures and records it These charts were developed from the information gathered during this research Two major sources of radiant heat are from display lights and ceiling surfaces Additional heat sources come from bad display practices which either overload the case with product or allow voids in the product display Poor display practices impair the efficiency of the refrigeration adding to the surface temperature of the meat Bacteria and molds grow when surface Page 13 NSSD temperatures rise above 45 F This prema turely discolors displayed meats and causes unnecessary meat department losses Radiant Heat Measurement Place two accurate dial thermometers side by side in a case Cover one of the thermometer stems with black friction tape The tempera ture difference is the approximate amount of radiant heat A change in display lighting or a reduction of high ceiling temperatures over 80 F could reduce the radiant heat in the case 2 to 6 F Display Practices Encourage butchers to maintain all meat below the case load lines and to eliminate product voids Case screens could be covered in some instances to keep the refrigerated air over the display CAUTION
7. UL NSF 165 Man Anti Sweat Replacement 16 Top Light Channel Anti Sweat Replacement 16 Front Curved Plexiglas Replacement 16 Parts Information Operational Parts 6 17 Cladding and Trim Parts Lists 18 TYLER Warranty See General UL NSF I amp S Manual The following Medium Temperature Top Display Meat Deli and Critical Temp Produce Merchandiser models are covered in this manual MODEL DESCRIPTION NSSD 6 8 amp 12 CURVED GLASS FRONT 3 DECK MEAT DELI MERCHANDISER March 2002 Page 3 NSSD Tyler Refrigeration SPECIFICATIONS NSSD Three Deck Meat Deli Critical Temp Produce Merchandisers MODEL NSSD 2 SHELF ROWS NSSD 3 SHELF ROWS CAPAOHY BTUMFTy 94 1078 EVAPORATOR NOTES Capacity data listed is for cases with 1 row of T 8 canopy lights and optional T 8 lighted shelves Adjustments must be made to this base rating for each option installed on the case Evaporator temperature is defined as the saturated suction temperature leaving the case FOR ENERGY CALCULATION DATA REFER TO THE ENERGY SECTION FOR COMPRESSOR SIZING INFORMATION REFER TO THE GOLD SECTION amp FOR LINE SIZING INFORMATION REFER TO THE BUFF SECTION OF THE TYLER SPECIFICATION GUIDE CAPACITY ADJUSTMENTS DEDUCT 20 BTUH FT per row of unlighted shelves when NOT using L
8. a p 5 OPTIONAL DEFROST LIMIT SWITCH OPENS 50 F CLOSES 30 F OPTIONAL SOLENOID 5 5 VALVE t FAN 1 PANEL P GROUND 1 H e Ecc a RES Lg dz FAN MOTORS 3 PER 1227 CASE i x 8 1 1 HT z CIT CLASE oe sl 4 Herh ial 9 88 58 I gy Zz Td S puu BLU 5 a _ erm 8 5 IEMPERATURE 585 gt CONTROL THERMOSTAT Si 4 oy 2 zi ro be v Tr Tr 6255 BLU BLU 4 unm M tit g 5 3 lt gt 2 lt 5 lt o 8 120 Sie 55 515 1815 j 1 1 1 P o la 0 n mm 5 208VAC 60HZ O0 0 Q ee SUPPLY x BLK 5 FANS ICHTS War 2x L e E CRN dE SEXE 120VAC 2 SUPPLY ALL CASES MUST GROUNDED March 2002 Page 9
9. 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 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 The following wiring diagrams on pages 8 thru 11 will cover the NSSD case circuits including all defrost and lighting wiring circuits Page 7 NSSD Domestic 6 Export 50Hz Case Circuits 6 8 amp 12 Cases WIRE NUT UNUSED BLU YEL WIRE BLU YEL 9044290 RED dae 4 zC 1 T8 p BLU BLU GRN UPPER SHELF Lt GHT CHANNEL ANTI SWEAT HEATER 9045007 pene eee 9800218 5123837 T SHELF LIGHTS loc MALS 030 ANGLES DI
10. 041295 9037698 E 1 qmm d 1 5 N x OPTIONAL CAS 25 lt DEFROST TERMINATION a S THERMOSTAT OPENS 55 F CLOSES 40 F HOT GAS DEFROST e FAN MOTOR DFLAY THERMOSTAT 15 MOUNTED 2 z THE PIPE BETWEEN mE THERMOSTAT Q THE DISTRUBITOR AND 5 9 OPENS 5O F CLOSES 40 F S THE CHECK VALVE ON g B THE EVAPORATOR COIL ii Ja M TO RACK CONTROL CIRCUI IS OPTIONAL FAN 501 FNOID T I PANEL VALVE GROUND 4 8 5 5 i 5 FAN MOTORS 3 PER 12 CASE D 8 D e O GASE WALE OS M DSL M H Ur 3 5 2 z yd m te BLU 8 Pls z i gt OPTIONAL TEMPERATURE 5 5 CONTROL THERMOSTAT M e rej a BLU BLU T i UMS LLL clas c a 120VAC 60HZ an Sat Blan aw SUPPLY 258 lt 8 25 Au e Li 5 14 ia tx on tn on z AN z F 5 z FANS LILGHTS x Iz y 120VAC NOTE ALL CASES MUST GROUNDLD SUPPLY March 2002 Page 11 NSSD CLEANING AND SANITATION Component Removal and Installation Instructions for Cleaning Shelves and Shelf Brackets 1 Remove product from s
11. 1 1 2 27 3 4 Waste Outlet October 2002 Page 5 NSSD INSTALLATION PROCEDURES Carpentry Procedures Case Line Up NOTE The NSSD cases are shipped on casters that are replaced with adjustable legs during case line up and installation See the General UL NSF 155 Manual for the proper case line up procedures Case Pull Up Locations All NSSD models have four pull ups at each end of the case Pull ups A B C and D are located as shown and should be installed and tightend starting with A and finishing with D See General UL NSF 155 Manual for line up assembly instructions Page 6 Tyler Refrigeration 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 NOTE The NSSD has two raceway locations that can house the electrical wiring components and terminal blocks All components and wiring can be located in either the lower front or the lower rear of the case Case Fan Circuit This circuit is to be supplied by an uninterrupt ed protected 120V circuit The case fan circuit is not cycled except when equipped for gas defrost On gas defrost cases the fan circuit is controlled by a 50 40 klixon NOTE With gas defrost the fans will not start until the coil temperature reaches 40
12. 1077 9044934 9025002 8 Watt 9025005 9044934 5991029 5991030 9041897 9043426 5125153 5125211 9023503 9023508 5967100 Domestic 115 Volt 60 Hertz 8 5243498 9 Watt 5962268 9041077 9044934 9025002 8 Watt 9025005 9044934 5991029 5991030 9041897 9043427 5124521 5125211 9023503 9023508 5967100 NSSD 12 5243498 9 Watt 5962268 9041077 9044934 9025002 8 Watt 9025005 9044934 5991030 5991030 9041897 9043428 5124522 5125211 9023503 9023508 5967100 For information on operational parts not listed above contact the TYLER Service Parts Department March 2002 Page 17 NSSD Cladding and Trim Parts Lists Item Description 6 1 Screw per cover 5100217 2 2 Joint Trim Rear Riser 5932659 3 Plexiglas Curved 9800193 RH Plexiglas Trim Assy 9800225 LH Plexiglas Trim Assy 9800226 CTR Plexiglas Trim Assy Plexglas Retainer 9800203 4 Plexiglas J oint Trim 9800211 5 Screw 5100217 2 6 Bumper Retainer 7 Color Band Ptd 9023796 8 Color Band Backer Ptd 9040223 9 Bumper Backer 10 Bumper End Trim 11 Bumper 12 Upper Front Cladding Ptd 9800000 Screw 5183536 8 13 Cladding J oint Trim 9800021 Screw 9024814 2 14 Shoulder Screw Bumper Ret 9025833 12 15 Cladding Ptd 9800212 16 Cladding J oint Trim 9800024 Screw 9024814 2 17 Frt Kickplate Assem
13. L g GROUND i D te JE iini 54 FAN MOTORS 2 PER 6 8 CASES d 48 551 z peana seu C 6 be 4 t ee ee zo xil 1 5 ds i 0 ou 5 28 m z a m 1 9 N E OPTIONAL TEMPERATURE i5 3 CONTROL THERMOSTAT 2 3 5 ge amp i if a E x x aw aw lt lt lt X lt lt Tz Tz Tz 120VAC 60172 mo m0 vo SUPPLY 5 9 WHT i o FANS Li GH GRN GRN z x f i id raed 120VAC 60HZ SUPPLY NOTE ALL CASES MUST BE 7 O ROUNDED Page 10 March 2002 9044290 NSSD 12 B 9800221 RED LAMP T8 BLU GRN LAMP T8 BLU mes a er o oni 28707 E Pu 5 2 1371 UPPER SHELF LIGHT CHANNEL ANTI SWEAT HEATER WWW E CAnon TOP SHELF LIGHTS REVISED WIRING amp HARNESS 5123837 TYPICAL LIGHTED SHELF WIRING THE ATTACHED SOCKET COVERS MUST BE INSERTED IN EACH UNUSED SOCKET FOR LIGHTED SHELVES TO LIGHT CORRECTLY IN EACH COLUMN OPTIONAL LIGHTED SHELVES 12FT CASES 3 ROWS 9 SHELVES 9041295 9041295 9
14. Moisture on wires could cause premature product failure and or personal injury or death from electrical shock 5 After cleaning reconnect the shelf har ness connector and replace and secure rear duct panels in reverse order Discharge Air Honeycomb 1 Loosen screws securing rear retainer plate NOTE Note position of the honeycomb grid dur ing removal so it can be reinstalled the same way 2 Slide rear retainer plate back until the honeycomb grid sections can be removed from the top duct CAUTION Improper installation of the honeycomb grid 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 rear retainer plate and screws Front Lower Cladding 1 Remove front kickplate 2 Lift and pull out front lower cladding until rear tabs clear holes in front of frame assembly After rear tabs are clear pull down on cladding to clear upper tabs from slots in bottom of upper front cladding and remove cladding from case March 2002 Installation amp Service Manual Front Upper Cladding 1 Remove plexiglas from plexiglas retainer Remove screws and plexiglas retainer from top of bumper retainer 1 Remove color band bumper and bumper retainer from the case See General UL NSF I amp S Manual 2 Remove front kickplate Remove screws and front lower cladding See page 12 4 Remove screws from top and
15. The quality damage done to meat products by high temperatures and or contamination during delivery cooler storage cutting and wrapping cannot be repaired by placing the products into properly operating dis play cases SERVICE INSTRUCTIONS Light Servicing See General UL NSF 165 Manual for T 8 lamp fan blade and motor and color band and bumper replacement instructions Voids in display raise surface temperature of package in front of void 2 to 60 Page 14 Tyler Refrigeration 5212 2 5 1111212 2 22222 12222 22 2 All NSSD light ballasts are located either in the front raceway behind the lower front cladding or in the rear raceway behind the rear rail cover This includes remote ballasts for optional shelf lights The canopy light s are under the canopy light channel in the top of the case The optional shelf lights are mount ed in separate light fixtures under the front of each shelf section In order to retain safety approval with Underwriters Laboratory and the Canadian Standards Association the mounting of electrical components and interconnecting wires must not deviate from the following instructions Only qualified personnel are authorized to install the accessory items TYLER Refrigeration recommends you order all component parts from its Service Parts Department March 2002 Installation amp Service Manual NSSD Rear Ballast Location Replacement 1 Remov
16. bly 9024937 18 Kickplate J oint Trim 9043816 Screw 5619204 4 19 Pipe Leg 2 X 7 25 9045242 6 20 Horizontal End Trim 5964733 21 End Close off Ptd 9037922 per patch end 22 Opt RearBaseClose off 23 Rear Rail Cover 9024929 Screw 9043080 16 Page 18 Tyler Refrigeration NSSD 8 12 5100217 2 5100217 2 5932659 5932659 9800194 9800193 2 9800225 9800225 9800226 9800226 9800211 9800204 9800203 2 9800211 9800211 5100217 2 5100217 2 color per order 9023799 9023801 9040223 9040223 color per order color per order color per order 9800003 9800006 5183536 10 5183536 12 9800021 9800021 9024814 2 9024814 2 9025833 16 9025833 24 9045243 9037941 9800024 9800024 9024814 2 9024814 2 9024938 9024939 9043816 9043816 5619204 4 5619204 4 9045242 6 9045242 8 5964733 5964733 9037922 9037922 9037907 9037908 9024928 2 9024929 2 9043080 24 9043080 32 March 2002 Installation amp Service Manual NSSD sci 14 23 15 W a 21 19 2002 19
17. bottom of upper cladding and remove front upper cladding 5 After cleaning replace front upper cladding and remaining front components in the reverse order GENERAL INFORMATION NSF Product Thermometer Installation 1 Unwrap the thermometer and bracket assembly shipped loose with the case 2 Remove left front return air duct 3 Position bracket 1 in from left edge and just under the bottom return air duct holes 4 Mountthe bracket to the return air duct with two self tapping screws 5 Replace the front return air duct March 2002 NSSD Radiant Heat Information HEATING EFFECT OF VARIOUS TYPES OF LIGHTING AND INTENSITIES ON PACKAGED MEAT IN OPEN DISPLAY CASES HEAT ADDED TO MEAT SURFACE FROM LIGHT ALONE HEAT ADDED TO MEAT SURFACE FROM LIGHT ALONE PROPER VENTILATION ABOVE THE CEILING IS THE REMEDY FOR HIGH CEILING TEMPERATURES CEILING TEMPERATURE DEGREES F CEILING TEMPERATURE DEGREES F OF 2 6 8 10 12 MEAT SURFACE TEMPERATURE RISE FROM RADIANT HEAT A wide temperature range is shown for each type of lighting This data does not show all situations Many situations will have higher package warm up figures than indicated It is generally known that the temperature of displayed meat in refrigerated cases will run higher than the circulated air temperature of the cases A dial thermometer stuck into the center of a piece of meat compared with one
18. ce 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 2002 Installation amp Service Manual NSSD NSSD Three Deck Meat Deli Critical Temp Produce Merchandisers Recommended Shelf Usage 15 Min 5 Downslope Req ol 3 Shelf Combinations 12 Top 15 Middle 18 Bottom 12 Top 16 Middle 20 Bottom 2 Shelf Combinations 12 Top 18 Bottom 15 Top 18 Boftom 25 1 2 STANDARD 120 VOLT T 8 LIGHTING AMPS ELECTRONIC BALLASTS CANOPY 120 VOLT ELECTRICAL DATA AMPS STD ANTI BR HN me UE E 52 OPTIONAL 120 VOLT 8 LIGHTING 28 3 4 AMPS ELECTRONIC BALLASTS 21 5 8 SHELVES 20 Rows 6 8 12 __ sjej 9 __2 8 t1 16 11 8 1 8 4 11 2 3 n 27 43 Overall FLOOR PLAN dd 1 for 6 Case 72 1 4 Insulated 11 2 8 96 3 8 Panimon 12 Case 144 1 2 4 1 4 dd 11 2 Hol 5 1 2 for Standard NE Patch End Refrigeration 5 8 Suction 3 8 Liquid paint esee opem essit uoce Front of Case aM RorL 8 Case 48 3 16 6 Case 36 1 8 6 amp 8 Cases are Supported by T 12 Case 72 1 Six 2 Pipe Legs while 12 Cases use Eight 2 Pipe Legs
19. e screws 1 and rear rail cover 2 from rear of case NOTE If tappit screws are not available a star washer should be used between the bal last and the heads of the screws 2 Install required number of ballasts 3 in rear electrical raceway 4 with two screws 5 each 3 Identify and connect required wiring har nesses upper lower etc to the ballast connectors 6 4 Replace rear rail cover 2 and secure with screws 1 Defrost Heater Replacement 2 WARNING Always shut off electricity to case before replacing a defrost heater Automatic cycling of fans or electrical power to wire inj d cause personal injury and or 2 Unclip and lift up fan plenum 3 3 Disconnect and remove defrost heater 4 from mounting clips 5 and case 2 4 Install new defrost heater 4 in reverse order 5 Restore electrical power to case March 2002 Page 15 NSSD 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 Top Light Channel Anti Sweat Replacement a Taped Case Wires Splices E White Direct 1 Remove screws 1 and lower the top light channel assembly 2 from top of the case 3 2 Disconnect or cut the defective anti sweat wi
20. edure Check Lists See Gen UL NSF I amp S Manual Wiring Diagrams YT uA PR EE 7 NSSD Domestic 6 Export 50Hz Case Circuits 8 Cleaning and Sanitation Component Removal and Installation Instructions for Cleaning 12 Shelves and Shelf Brackets 12 Bottom Trays sent tou dela eo ote yes 12 Front Ain DUCIS we Sew New Wd ex dave 12 Rear DUCEPaNnGlS 34 30 ex v vu ak Me Ree BeOS eRe eee 12 Discharge Air Honeycomb 2 5256 oS X4 EY Enos 12 Front Lower Cladding s secas dux esu ex dosta CR WA Ree es 12 Front Upper Cladding usura coord ura ri o P D EO ona 13 Page 2 March 2002 Installation amp Service Manual NSSD Page General Information NSF Product Thermometer 13 Radiant Heat Information 13 Radiant Heat Measurement 14 Display Practices e o dte 14 Service Instructions Preventive Maintenance See General UL NSF I amp S Manual Light Servicing oor EET 14 Ballast and Lighting Locations 14 Ballast Replacement 15 Defrost Heater Replacement 15 Fan Blade and Motor Replacement See Gen UL NSF I amp S Manual Color Band and Bumper Replacement See Gen
21. helves 2 If shelf has a light unplug the light cord from the socket in the rear duct panel Completely insert socket cover in the light socket to protect the receptacle 3 Push shelves back and then lift up and out to remove them from the shelf brackets 4 Remove shelf brackets from slots in rear uprights 5 After cleaning replace in reverse order Bottom Trays 1 Remove product from bottom of case 2 Grasp and lift out each of the bottom trays from the case interior 3 After cleaning replace in reverse order Front Air Ducts 1 Remove lower trays see this page 2 Lift out front air duct sections 3 After cleaning replace in reverse order Rear Duct Panels w o Shelf Light Sockets 1 Remove shelves and bottom trays see above 2 Remove mounting screws and rear duct panels from case 3 After cleaning replace and secure rear duct panels in reverse order with Shelf Light Sockets 1 Remove shelves and bottom trays see above 2 Remove mounting screws from rear duct panel Page 12 Tyler Refrigeration 3 Slowly lift out rear duct panel until the shelf harness connector near the top of the panel can be accessed 4 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 wires when cleaning under this cover
22. ighted Shelves 208 VOLT DEFROST AMPS 8 12 16 20 24 28 32 36 40 44 48 5 1 PH 6 5 6 9 10 3 13 8 17 2 20 6 24 1 27 5 30 9 34 4 378 412 44 7 TG 30 30 TG 30 TG 30 TG 30 TG 30 TG 40 TG 40 TG 40 TG 50 TG 50 TG 50 TG 50 12 0 15 0 18 0 15 0 18 0 18 0 21 0 25 0 28 0 30 0 3 3 TG 3 TG 3 TG 3 TG 3 TG 3 TG 3 TG 3 TG 3 30 30 30 30 30 30 30 40 40 40 CASE TO CASE SUCTION LINE SUB FEED BRANCH LINE SIZING DEFROST CONTROL EPRsETTINGS T MODE TIME E 28MIN ____ ew 9 t If an Electronic Sensor is used for termination it should be set at 70 F termination temperature The sensor must be located in the same location as the defrost termination klixon for that defrost type TT Set EPR to give this pressure at the case DEFROST CIRCUITS OFF CYCLE defrost is standard use TC defrost module OPTIONAL ELECTRIC defrost uses a single 3 phase circuit OPTIONAL HOT GAS defrost uses 2 control wires 208V per lineup 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 Sin
23. res 4 from the case wires 3 Remove and replace the aluminum tape 5 and defective anti sweat wire 4 from the back of the top light channel assem bly 2 4 Position new anti sweat wire 4 in case and secure with new aluminum tape 5 5 Reconnect new anti sweat wires 4 to case wires and reinstall the top light channel assembly 2 with screws 1 6 Restore electrical power to the case Page 16 Tyler Refrigeration Front Curved Plexiglas Replacement 1 Remove two screw 1 and plexiglas joint trim 2 from both joints of the damaged plexiglas 3 2 Remove damaged plexiglas 3 from plexi glas retainer 4 3 Position new plexiglas 3 in plexiglas retainer 4 4 Install plexiglas joint trim 2 with screw 1 over the joint areas of plexiglas 3 March 2002 Installation amp Service Manual PARTS INFORMATION Operational Parts List Case Usage Electrical Circuit Case Size Fan Motor Fan Motor Brackets Fan Bracket Plate Fan Blades 7 35 5B Opt ECM Fan Motor Opt ECM Fan Motor Brackets Opt ECM Fan Blades 7 35 5B T 8 Ballast canopy amp shelf canopy 1 row opt shelf 2 row 3 row T 8 Lampholder canopy or shelf Anti S weat Heater Wire top light Opt Elec Def Heater Opt Elec Def Limit Klixon Opt Gas Def Fan Delay Klixon Opt Gas Def Term Klixon NSF Product Thermometer 6 5243498 9 Watt 5962268 904
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