Installation & Service Manual
Contents
1. 558 LAMPS E 1 8 h 3 ROWS 0 CT E LAMB 1 d CCIZECLAMET LU LAMP hyg RED BALLAST BLK BALLAST aL pT H CANOPY LIGHTS Canopy Lighting Circuits 12 Cases BLU BLU T 8 LAMPS 3 LAMP LAMP LT 8 LAMP I 8 LAMP BALLAST STANDARD L Pr I hs 1 ROW T 8 LAMPE BLU BLU Oed er cee 20 OPTION 2 ROWS BL xt ae el apy ae Eee T 8 LAMPS OPTION 3 ROWS CANOPY LIGHTS April 2008 Page 9 TYLER N3PL N3PH REFRIGERATION Optional Shelf Lighting Circuit 8 Cases CANOPY LIGHTS REMOTE SHELF BALLAST THE ATTACHED COVERS MUST BE INSERTED EACH UNUSED SOCKET FOR IGHTED SHELVES TO LIGHT CORRECTLY IN EACH COL BFT CASE 3 ROWS 6 SHELVES Optional Shelf Lighting Circuit 12 Cases CANOPY LIGHTS REMOTE SHELF BALLAST E EACH COLUMN 12FT CASE 3 ROWS 9 SHELVES Page 10 April 2008 Installation amp Service Manual CLEANING AND SANITATION Component Removal and Installa tion Instructions for Cleaning Mirrors 1 Remove mounting screws and end molding end of mirror line up 2 Carefully grasp and lift mirror section until bottom edge clears the lower mirror track 3 Carefully lower mirror out of upper mirror track and remove from case 4 After cleaning replace in reverse order O2. hE a EE T 8 LAMPE RE PEPA 2 OPT p i 2 ROWS BL FTT WHT Mm F CT 8 LAMP 5 ud hy O P pU o t SLT E 5 85 9 2 i 9 5 et E 31vo wag Deo te eefe cx ev L H 157 _ T 8 LAMPS OPTION 3 ROWS 30CTOO 3 LAI 2 3 LAMP MP LK BALLAST BALLAST wate BLK HM CANOPY LIGHTS 030 ANGLES 1 DEG REMOTE SHELF BALLAST N A ON N3PH6012 REDO NARNESS PR ECN REMOVED HO LAMPS 5 TYPICAL LIGHTED SHELF WIRING N A ON N3PH6012 ATTACH UST BE IN ED SOCKET COVERS SERTED EACH IN EACH COLUMN 12FT CASE 3 ROWS 9 SHELVES OPTIONAL SOLENOID VALVE 1 1 FAN MOTORS 3 PER 12FT CASE ne ee hee FAN PANEL GROUND OPTIONAL CASE TEMPERATURE THERMOSTAT 120VAC 60HZ SUPPLY OR 220VAC 50 2 INTERNAT ONAL NOTE ALL CASES MUST BE GROUNDED Page 8 April 2008 Installation 8 Service Manual N3PL N3PH Canopy Lighting Circuits 8 Cases T 8 LAMPS STANDARD LI 8 LAMPI AND 1 ROW RED LU T 8 LAMPS LIZB LAMP Ea OPTION EEF HM 1 8
3. Z Carrier A United Technologies Company REFRIGERATION van Wantage Installation amp Service Manual m ES UD c N3PL WATERFALL BULK PRODUCE MERCHANDISERS Medium Temperature Refrigerated 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 2003 PRINTED IN Specifications subject to REPLACES ISSUE PART U S A change without notice EDITION 12 05 4 08 NO 9037153 REV B Tyler Refrigeration Niles Michigan 49120 TYLER NSPL REFRIGERATION CONTENTS Page _ Specifications N3PL N3PH Specification Sheets 4 Pre Installation Responsibilities See General UL NSF 185 Manual Installation Procedures Carpentry Procedures 6 Case Pull Up Locations 6 Electrical 6 Plumbing Procedures See General UL NSF 185 Manual Refrigeration Procedures See General UL NSF 185 Manual Defrost Information 6 Defrost Control Ghart ses cusa a cinti and de desir 6 Installation Procedur
4. Hood Close off Screw per end cover End Cover Canopy Hood Ptd Canopy Hood Joint Trim Ptd Screw Bumper Retainer Handrail Screw Shoulder Color Band Ptd Color Band Backer Ptd Handrail Backer Ptd Bumper Backer Bumper End Trim Bumper Upr Frt Cladding Ptd Screw Screw Lwr Frt Cladding Ptd Metal Kickplate Ptd Kickplate Joint Trim Ptd Screw Screw Kickplate Support Screw Raceway LH End Close off Ptd RH End Close off Ptd Horizontal Joint Trim Page 18 REFRIGERATION N3PL N3PH 8 12 8 12 5183536 4 5183536 6 5183536 4 5183536 6 5183536 5 5183536 7 5183536 5 5183536 7 9026069 9026070 9026069 9026070 5183536 4 5183536 4 5183536 4 5183536 4 9026103 2 9026103 2 9026103 2 9026103 2 9025223 9025224 9025223 9025224 9029422 9029422 9029422 9029422 5199134 4 5199134 4 5199134 4 5199134 4 color per order 9025833 16 9025833 24 9025833 16 9025833 24 9023798 9023800 9023798 9023800 9040223 9040223 9040223 9040223 9025316 9025316 9025316 9025316 color per order color per order color per order 9025479 9025480 5048626 4 5048626 6 5183536 6 5183536 8 5183536 6 5183536 8 9025477 9025478 9025477 9025478 9039269 9039270 9039269 9039270 9039020 9039020 9039020 9039020 9037551 6 9037551 6 90
5. UL NSF I amp S Manual Ballast and Lighting Locations 17 Parts Information Obsratonal Parts LISE ERREUR ra Re KORR 17 Cladding and Trim Parts List 18 TYLER Warranty See General UL NSF I amp S Manual The following Medium Temperature Waterfall Bulk Produce Merchandiser models are covered in this manual MODELS N3PL N3PH DESCRIPTION 8 amp 12 WATERFALL LOW FRONT BULK PRODUCE MERCHANDISERS 8 amp 12 WATERFALL HIGH FRONT BULK PRODUCE MERCHANDISERS December 2005 Page 3 TYLER REFRIGERATION SPECIFICATIONS N3PL N3PH Waterfall Bulk Produce Merchandiser Specification Sheets Refrigeration Data CHARGE CAPACITY DISCHARGE AIR PARALLEL CONVENTIONAL NSPLNSPH 8 12 cu ec Capacity data listed for 1 2 rows T 8 canopy lights and up to 3 rows of unlighted shelves ADD 23 BTUH FT for each row of lighted shelves For sizing all refrigeration equipment other than TYLER use conventional BTUH values Evaporator temperature is defined as the saturated pressure leaving the case Air velocity measured 1 hour after defrost at the top discharge air duct using an ALNOR JR velometer with a scoop Do not use these cases for critical temp applications FOR SPECIFIC COMPRESSOR SIZING INFORMATION REFER TO TYLER APPLICATIONS FOR RACK S
6. following pages for specifics Non refrigerated produce cases are called cases They are used to display pota toes dry onions bananas avocados and other products which don t need refrigeration These cases can also be used with a bed of cracked ice to display perishables Refrigerated produce cases displays produce products that require refrigeration The refrig eration coil is below the display and fans are used to circulate air through the case display This moving air will pick up moisture from unwrapped produce and carry it to the coil It is necessary to replace this moisture by using a water spray several times during the day At night the produce should be covered wih a wet cloth The alternate to sprinkling is to wrap the produce Page 14 TYLER REFRIGERATION In order to maintain case air flow the return air duct must not be blocked by product An important aid to improve air circulation is to use air deflectors below the elevated screens the case These deflectors will direct the air flow into the display and prevent cool air from short circuiting the display Deflectors are furnished with hump screen option See illustration April 2008 Installation amp Service Manual Produce Handling Chart Temperature Relative Produce CE Humidity 96 Apples 30 32 85 95 Apricots 31 32 85 90 Asparagus 32 36 90 95 Avocados 40 55 85 90 Bananas Ripe 56 58 85 90 For Ripening 58 68 90 95 Bea
7. 37551 6 9037551 6 5183536 8 5183536 8 5183536 8 5183536 8 9039022 4 9039022 4 9039022 4 9039022 4 5183536 6 5183536 8 5183536 6 5183536 8 9025127 9025128 9025127 9025128 9022459 9022459 9022459 9022459 9022466 9022466 9022466 9022466 9025959 9025959 9025959 9025959 April 2008 TYLER Installation 8 Service Manual N3PL December 2005 Page 19
8. 5 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 cir cuits 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 wiring diagrams on pages 7 thru 10 will cover all N3PL and N3PH case circuits April 2008 Domestic Export 50 2 Case Circuits 8 Cases T 8 LAMPS STANDARD 1 ROW 4 LAMP BALLAST LAMP r 1 8 LAMP REMOTE SHELF a LAMP S LAMI 3 N A ON 5 6 j BALLAST TYPICAL LIGHTED SHELF WIRING N3PH608 THE ATTACHED SOCKET COVERS MUST BE INSERTED IN EACH UNUSED SOCKET FOR LIGHTED SHELVES TO LIGHT CORRECTLY IN EACH COLUMN 8FT CASE 3 ROWS 6 SHELVES OPTIONAL SOLENOID VALVE A OPTIONAL CASE TEMPERATURE THERMOSTAT 120VAC 60HZ SUPPLY OR 220VAC 5 2 INTERNATIONAL NOTE ALL CASES MUST BE GROUNDED April 2008 1 WRG N3P8_ N3PH608 9026185 FIDECIMALS Page 7 N3PL N3PH Domestic amp Export 50Hz Case Circuits 12 Cases BLU BLU Me dg tO STANDARD LAMP yl CT 8 b BALLAST 1 ROW lt 5 00 5 XT MR SSS 2 n 1 8 LAMP CIE LAMPI he AL 50 7
9. YSTEM COMPRESSORS AND OR THE COMPRESSOR MANUFACTURERS FOR SINGLE COMPRESSORS FOR LINE SIZING INFORMATION REFER TO THE MISCELLANEOUS SECTION BUFF IN THE TYLER SPECIFICATION GUIDE AVG REF Electrical Data Fans 120 Volt TOTAL TOTAL E FANS ECM FANS WATTS warts ames WATTS CASE FANS MODEL LENGTH CASE AERE Eun 1 08 066 330 T 8 DEM with Electronic Ballasts 120 Volt CANOPY LIGHTS PER ROW SHELF LIGHTS PER ROW 5 ROWS SER I 1 WATTS 0 50 095 600 1140 070 1 10 140 840 ET EENEN 282 0 1 970 ta 849 168 0 1 05 165 210 1260 198 0 2520 3 50 4200 DEFROSTS DURATION TERMINATION DEFROST WATER DEFROST TYPE PERDAY TIME MIN F R404A PSIG LB FT DAY TIME OFF 3 4 43 56 533 Defrost Data Set EPR to give this pressure at the case CASE TO CASE SUCTION LINE EAE BRANCH LINE SIZING wo i w m poor SHELVING AND MIRROR NOTES 23 mirror is standard with telescoping screens 15 and 18 shelves available for the cases When two sizes are used the smaller must be used on top Optional 30 mirrors are also available UL SANITATION approved in accordance with ANSI NSF 7 CASE BTUH REQUIREMENTS are calculated to produce approximately the indicated entering air temperature with absolute maximum operating ambient lim
10. e Check Lists See General UL NSF I amp S Man Wiring Diagrams N3PL N3PH Domestic amp Export 50Hz Case Circuits 7 Canopy Lighting Circuits 9 Optional Shelf Lighting Circuits 10 Cleaning and Sanitation See General UL NSF I amp S Manual Component Removal and Installation Instructions for Cleaning 11 MINOS 25525555 cone Pea essi bed x do 11 Optional Shelves and Shelf Brackets 11 Bottom WAYS ca sri ado dod dc dc CRX RR NOR dod e dU d ld 11 Front Air 2 cresas OR ed Dno Ee e EREN 11 Hear Duct Panels 22 xq LA 11 Discharge Air HoneVCcONID 11 Jop DHOU scutes tastes d vae pudo fca aqu edd Gd 12 Lower Cladding Esa ten E RAPERE shee eed 12 Upper 12 2 April 2008 Installation 8 Service Manual N3PL N3PH Page General Information NSF Product Thermometer Installation 12 Mirror Installation 12 Water Spray Accessories 13 Produce Handling Tips 14 Produce Handling Chart 15 Service Instructions Preventive Maintenance See General
11. ed Sweet Potatoes 55 60 85 90 No No Keep ventilated Tangerines 32 85 90 Yes Profitable Yes Remove decayed fruit Tomatoes Ripe 45 50 85 90 Yes Helpful No Sell quickly refrigerate to hold Tomatoes Green 55 70 85 90 No No Ripen in back room sort frequently Turnips 32 90 95 Profitable Yes Sprinkle roots only Watermelons 40 45 80 85 Helpful No Cover cut melons with The Produce Handling Chart is courtesy of Produce Marketing Association Inc Newark Delaware 19711 from their 1973 Yearbook This book is published as a ser vice to the Fresh Produce Industry Page 16 transparent film For additional information consult The Commercial Storage of Fruits Vegetables and Florist and Nursery Stocks USDA Handbook No 66 1968 The Shelf Life of Fresh Fruits and Vegetables Retail Store Display Cases USDA HT amp S Office Report No 247 October 1951 Fresh Fruits and Vegetables Handling and Care Corporate Extension Service Michigan State University April 2008 Installation 8 Service Manual N3PL N3PH SERVICE INSTRUCTIONS See General UL NSF I amp S Manual for T 8 lamp and ballast fan blade and motor and color band and bumper replacement instructions Ballast and Lighting Locations All light ballasts are located under the canopy and mounted on the top of the canopy light fixture This includes remote ballasts for optional shelf lights The canopy light s are under the canopy light
12. es Do not get moisture on electrical wires when cleaning under this cover Moisture on wires could cause premature product failure and or personal injury or death from electrical shock 5 After cleaning reconnect the shelf harness connector install the top socket assembly 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 during 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 Page 11 N3PL N3PH Top Duct 1 Remove mirror and or shelves and shelf brackets see page 11 2 Remove screws rear retainer plate and honeycomb grid sections from top of case 3 Remove screws and top duct from case 4 After cleaning replace top duct and remaining components in reverse order Lower Cladding 1 Remove kickplate from kickplate sup ports See General UL NSF I amp S Manual 2 Remove mounting screws from top and bottom of lower cladding and remove lower cladding 3 After cleaning replace in reverse order Upper Cladding 1 Remove lower claddi
13. fixture in the top of the case The optional shelf lights are mounted in separate light fixtures under the front of each shelf section PARTS INFORMATION Operational Parts List Case Usage Domestic Export Electrical Circuit 115 Volt 60 Hertz 220 Volt 50 Hertz Case Size 8 12 8 12 Fan Motor 5125532 5125532 5222986 5222986 5 Watt 5 Watt 7 5 Watt 7 5 Watt Fan Motor Brackets 5962269 5962269 5962269 5962269 Fan Bracket Plate 9041077 9041077 9041077 9041077 Fan Blades 7 30 5B 5223370 5223370 5223370 5223370 Opt ECM Fan Motor 9025002 9025002 8 8 Opt Fan Motor Bracket 9025005 9025005 Opt Fan Blades 7 30 5B 5223370 5223370 1 8 Lamp Ballast canopy amp shelf canopy 2 lamp 5991029 9028437 canopy 3 lamp 5991030 9028438 4 5966635 9028439 opt shelf lamp 5991030 5991030 9028438 9028438 T 8 Lampholder canopy 5232279 5232279 5232279 5232279 T 8 Lampholder shelf 5092414 5092414 5092414 5092414 T 8 Lampshield opt shelf 5981622 5981622 5981622 5981622 NSF Product Thermometer 5967100 5967100 5967100 5967100 For information on operational parts not listed above contact the TYLER Service Parts Department April 2008 Page 17 N3PL N3PH Cladding and Trim Parts List Item Description c 25 o m 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 Screw Screw
14. its of 75 F amp 55RH The information contained herein is based on technical analysis and or tests performed in a controlled lab environment that are consistent with industry practices and is intended as a reference for system sizing and configuration purposes only and for use by persons having technical skill at their own discretion and risk Conditions of use are outside of Tyler s control and we do not assume and hereby disclaim any liability for results obtained or damages incurred through application of or reliance on the data presented including but not limited to specific energy consumption with any particular model or installed application SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE Page 4 April 2008 Installation 8 Service Manual N3PL CROSS SECTION 73 1 2 NOTE N3PL front height is 30 3 4 to top of standard front fence FLOOR PLAN ALLOW 3 SPACE between the back of this case and the store wall other cases or coolers to minimize possible condensation problems FORCED VENTILATION may be necessary in some situations 1 1 2 eee for Standard Patch End efrigeration 5 8 Suction 3 8 Liquid c t Front of Case 1 re 4 or 6 9 April 2008 Page 5 N3PL N3PH INSTALLATION PROCEDURES Carpentry Procedures Case Pull Up Locations The N3PL and models have fou
15. ng see above 2 Remove color band bumper and bumper retainer from case See General UL NSF I amp S Manual 2 Remove mounting screws from top and bottom of upper cladding and remove upper cladding 3 After cleaning replace upper cladding and remaining components in reverse order Page 12 TYLER REFRIGERATION 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 Mount the bracket to the return air duct with two self tapping screws 5 Replace the front return air duct Mirror Installation When installing mirrors you must be aware that on longer line ups it is possible to end up with a gap at the end of the line up To help prevent this leave a gap at the starting end that can be covered by the stainless steel trim Additional mirror positioning adjustments may be required to make sure the gaps at each end of the line up don t show when the stainless steel trim is in place Also make sure all mirrors have a good tight seal between each mirror April 2008 Installation amp Service Manual Water Spray Accessories WARNING When using water spray accessories it may be necessary to install approved anti backflow devices in the water supply line Local codes should be checked in thi
16. nly or attempt to turn reel clockwise This will damage the spring motor in the reel NOTE If reel spring is unwound wind the reel 19 complete turns counterclockwise engage the reel rachet and install locking pliers on reel edge 4 Insert hose 1 through the front of the case 2 and the hole in the reel 3 5 Apply pipe dope to threads of hose end fitting 4 Install hose end fitting 4 in the swivel assembly 5 6 Attach the hose 1 securely to the reel 3 with the hose clamps on the reel 7 Retract the hose 1 onto the reel 3 NOTE If reel does not work properly after rewind ing replace the reel assembly Page 13 N3PL N3PH Produce Handling Tips Fresh fruits and vegetable are living things even after they have been harvested They continue the process of respiration and tran spiration after harvesting Respiration is the process of self feeding to provide energy for maintaining life EXAMPLE Asparagus and sweet corn generate heat after they are picked Transpiration is the process of water loss through vapor from the plant tissues Post harvest life can be maintained by slow ing the rate of water loss Refrigeration low ers the rate of respiration and transpiration Store most types of produce close to freezing prior to display There are a number of expla nations ex Cucumbers can be kept relatively cool by themselves but could be damaged by temperatures below 40 F See chart on
17. ns Lima 32 40 85 90 Beans Snap 40 45 90 95 Beets 32 85 95 Berries 31 32 90 95 Broccoli 32 35 90 95 Brussel Sprouts 32 35 90 95 Cabbage 32 90 95 Carrots 32 90 95 Cauliflower 32 90 95 Celery 31 32 90 95 Cherries 31 32 90 95 Corn Sweet 31 32 90 95 Cucumbers 45 50 85 90 Eggplants 45 50 85 90 Grapefruit 50 60 85 90 Grapes 30 32 85 95 Honeydews 45 50 85 90 Lemons 38 40 85 90 Lettuce 32 90 95 Limes 48 50 85 90 Mushrooms 32 35 80 90 Muskmelons 32 35 85 90 Onions Dry 32 65 70 Onions Green 32 90 95 Oranges 34 38 85 90 Parsnips 32 90 95 Peaches Ripe 31 32 90 Pears 29 31 90 95 Ideal Storage Conditions December 2005 Display Rack Care Sell Quickly Refrigerate Sprinkle 1 2 days 40 F with Water Helpful No advantage Yes Helpful No Yes Profitable No Yes No No Yes No No No No Yes Profitable No Yes Profitable Yes Yes Profitable Yes Yes Helpful No Yes Profitable Yes Yes Profitable Yes Helpful Yes Profitable Yes Yes Profitable Yes Yes Profitable Yes Yes Helpful No Yes Profitable Yes Yes No No advantage Yes No No advantage Helpful No advantage Yes Helpful No Helpful No Helpful Yes Yes Profitable Yes Helpful No advantage Yes Helpful No Yes Helpful No No No Yes Profitable Yes Helpful No advantage Helpful Yes Yes Helpful No Yes Helpful No N3PL Special Notes Avoid bruising Trim butts and stand in ice or shallow water Display on padded surface Display on padded
18. ptional Shelves and Shelf Brackets 1 Remove product from shelves 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 mirrors shelves and or 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 December 2005 N3PL N3PH with Shelf Light Sockets 1 Remove mirrors shelves and bottom trays see above 2 Remove mounting screws from rear duct panel 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 receptacl
19. r pull ups at each end of the case Pull ups A B C and D are located as shown and should be installed and tightened starting with A and fin ishing with D See General UL NSF I amp S Manual for line up assembly instructions Electrical Procedures Electrical Considerations CAUTION Make sure all electrical connections at com ponents and terminal blocks are tight This will prevent burning of electrical terminals and or premature component failure Page 6 TYLER REFRIGERATION NOTE The raceway houses the electrical wiring components and terminal blocks for the case Remove the lower front cladding to access the raceway Case Fan Circuit This circuit is to be supplied by an uninter rupted protected 120V circuit The case fan Circuit is not cycled during defrost on any of these models Fluorescent Lamp Circuit N3PL and N3PH 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 Optional lighting includes 2 row T 8 canopy lights and up to 3 rows of optional shelf lights Defrost Information See General UL NSF 185 Manual for operational descriptions for Off Time defrost control Defrost Control Chart Defrost Defrost Defrosts Duration Term Type Per Day Min Temp Off Time 3 40 WIRING DIAGRAMS ELECTRICIAN NOTE OVERCURRENT PROTECTION 120V circuits should be protected by 1
20. s regards Installation of this device is the responsibility of the end user and would be performed by plumbers CAUTION Do not spray lighted shelves when using any water spray accessories Moisture on light fixtures could cause an electrical short and or damage the case operating system The water supply pressure should not exceed 45 to assure proper operation Water sup ply pressures above 45 Ib should use a pres sure reducing valve The spring coil spray hose or retractable spray hose are the two manual systems avail able for produce cases To use the retractable spray hose pull the nozzle and hose out smoothly to the desired length When the reel rachet sounds let the hose back against the rachet to hold it in place To rewind pull hose out slightly to release the reel rachet then guide the hose back into the front of the case Do not allow hose to rewind by itself Hose jamming and or reel damge could result December 2005 N3PL N3PH Retractable Hose Replacement 1 Pull hose 1 completely out of front of case 2 and engage reel rachet 2 Fasten locking pliers on the reel edge 3 to prevent the reel from accidentally rewinding The reel spring is fully wound in this position 3 Remove hose 1 from hose clamps on the reel 3 and disconnect hose end fit ting 4 from swivel assembly 5 Remove hose 1 from reel 3 and front of case 2 CAUTION Do not allow the reel to unwind sudde
21. surface Avoid bruising Shake up to aerate Moisten roots only Keep well ventilated Keep out of sun Remove yellow leaves Moisten roots only of bunches Sprinkle only if refrigerated Keep well ventilated Keep cold to keep sweetness Do not bruise keep on ice Remove decayed fruit Keep well ventilated Cover cut melons with transparent film Sprinkling may be helpful Avoid soaking with water Handle carefully keep dry Cover cut melons with transparent film Remove loose wrappers keep dry Keep well ventilated Remove decayed fruit Moisten roots only Ripen at room temperature before storage Display in single or double layer on pads Page 15 TYLER NSPL REFRIGERATION Ideal Storage Conditions Display Rack Care Temperature Relative Sell Quickly Refrigerate Sprinkle Produce F Humidity 1 2 days 40 F with Water Special Notes Peas Green 32 90 95 Yes Profitable Yes Shake up to aerate keep cold Peppers 45 50 90 95 Yes Profitable Yes Pineapples Ripe 45 55 85 90 Yes No No Remove decayed fruit Plums 31 32 90 95 Yes Helpful No Remove decayed fruit Potatoes 40 50 85 90 No No Keep out of sun Radishes 32 90 95 Yes Profitable Yes Keep water off tops avoid tight packing Rhubarb 32 90 95 Yes Profitable No Trim thin slice off stems and stand in cold water Squash Summer 40 50 85 95 Yes Helpful Yes Winter amp Pmpkns 50 55 50 75 No No Spinach 32 90 95 Yes Profitable Yes Keep ventilat
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