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1. Compressor Evaporator Fans Evaporator y Cabinet Thermostat Bulb ccm Defrost Heater and Defrost Safety Thermostat 17 B Wiring Diagrams Undercounter and Worktop 1 Refrigerator a CRMR27 01 W W01 CRMR48 01 W WO01 n ps di i 0m eg 00 EPA Jaleo pue 1 YOLON MV M G v epoo l UOLYUOJYAJ Aveyixne SS A naa M Mes yd YOLOW NY UOLVYOdYAE ned 0 MA TI BOLOM NV4 UISNIONOJ Th 0010340 30123108 m EY WB IVISONJAL L3NIEVO c EG Me 3 un T 081 o oe n Qai 092 07 ME DUVIS WD VIG HOSS 30dN0 p CLE M ii Jaye pue 9 2 epoo Aveljixny 109 61 8 MOT 31 131 39 3078 LH N3 dn 18 NM 134 HM OIA 038 NI d v40 911 vu 189 uv Oud HOV 18 an gt m gt 0 ng 19 49 NEA 48 X8 3009 40102 381M 42018 TYNINYIL YOSSIYdNOJD Nd lem 18 b CRMR60 W CRMR72 W I 109 D y NINO
2. 32018 TYNINYIL YOSSIYdNOD 109 61 Loe VI 190030 gt Nd OG las 20 All 3 Freezer DISd 0c 07 Ul IND 0 O L2 45974 02 ujang MOT13A z n TOR eS yg 311H8M M SISdO0L 06v 110119 O O 6v J 8 J4 02L 110110 ZH N UYIHMS eunssaeJg uDiH 09308 I 038 y sameo pue Bad EROS SONG y AN Id d y epoo IS JONVUO 0 i anaa JE 180 1078 i 00 AVu9 19 N3349 49 ERN 3019 way ng i r 00 es 018 180 oda a5 0944 YOLOW NY _ MOVIA 8 NV 0r JU 401001 1009 40100 3UIM HLR NOL TINA M M m m LL MOM aT miT of V 10 Yd Ns y y pd g fo l D 8 Vs 0 EE om N nz 19078 TYNINYIL YOLON NV1 P YS e YOSSIUANO OO I CN B ro B To OLD OKA EO eu ND Lau PS HO D ow EM M NEN bsa gt Dm Ea e ou ie ay ND ae n WIR LVS a orgie UND 1 GIN P2E OL2 dv IS yg M ais D 018 08 09 00 HI LYLSONYJHL 1515 dr f 150830 As NN 1508030 x Lao IIV M 0943INHO 8 LOM M L0 874INHO LA Koi Jaye pue 9 9 epoo fueiixny 1 0M M 10 224NHO 4 VIL 1500330 i G Ws 1 09 51 lu MW 08 21 IV Service Diagnosis A WARNING This appliance should be diagnosed and repaired only by qua
3. NOTE To expedite assistance all correspondence communication MUST include the following information e Model Number e Serial Number Complete and detailed explanation of the problem IMPORTANT This manual should be read carefully before the appliance is serviced Read the warnings and guidelines contained in this booklet carefully as they provide essential information for the continued safe use service and maintenance of the appliance Retain this booklet for any further reference that may be necessary CONTENTS Important Safety Information m 5 EE 15 0 110 g Aa 8 A Electrical and Refrigerant Data asesinato dem kantene 8 Hl General IO age aio 9 a Eccle E m 9 B Seu snes af Operation is 10 1 Refrigerator Undercounter and Worklop uumusdsoaopumsnsunsenina tecta dj 10 a CRMR27 01 W W01 CRMR48 01 W WO esee 10 b CRMR60 W CRMHYB W nannten tni i 11 2 Refrigerator Prep Table Gener 12 A MT m T 13 C Controls and AdUSITIBlIDS casual 14 Temperatura Reading ranas dape 14 2 Cabinet Temperature rra 14 A II Q AE n tnt 14 1 Refrigerator Undercounter and WorkiOPiccicconcinnsomennicris crisis 14 2 Refrigerator Prep Table and Freezer All ooooooooonnnnininnicocccccccooononononnennnnnnnnnnnnnnnnns 14 E Compressor Protector and High Pressure Switch esesssssss 15 F
4. and CRMF60 W c Condenser fan not operating d Refrigerant overcharge Refrigerant lines or components restricted Bad contacts 11 Thermostatic Expansion Valve a Defective not adjustable CRMF48 01 W WO1 auxiliary codes A 5 and B 5 2 Evaporator is Frozen Up 1 Evaporator 2 Evaporator Fan 3 Refrigerant Charge 4 Defrost Heater freezer a 5 Defrost Timer prep table and a Defective freezer 6 Defrost Safety Thermostat Open a Defective freezer 7 Thermostatic Expansion Valve a Defective not adjustable CRMFA8 01 W WO1 auxiliary codes A 5 and B 5 3 Defrost Fails to Initiate or Terminate Defective Defrost Fails to Initiate or Terminate Possible Cause 1 Defrost Timer a Defective prep table and freezer 29 V Replacement of Components A WARNING This appliance should be diagnosed and repaired only by qualified service personnel to reduce the risk of death electric shock serious injury or fire To reduce the risk of electric shock do not touch the plug with damp hands Unplug the appliance from the electrical outlet before servicing Make sure all food zones in the appliance are clean after the appliance is serviced For cleaning procedures see VI A Cleaning A Service for Refrigerant Lines A WARNING Repairs requiring the refrigeration circuit to be opened must be performed by properly trained and EPA certified service
5. If not confirm that the appliance is not in a defrost cycle 8 hr DT is operating properly temperature is above setpoint and CTh is closed Check voltage on 8 hr DT In cooling 115VAC is present on both DT terminal 1 BK wire and DT terminal 44 BK wire to a neutral W wire If 115VAC is present on terminal 42 R wire to a neutral W wire advance DT out of defrost cycle or replace DT Check both terminals of CTh BK wires to a neutral W wire for 115VAC If 115VAC is present on one terminal and not the other replace CTh If 115VAC is present on both terminals check Comp ConFM and EvapFM For CRMF48 01 W W01 and CRMF60 W also see HPS Activation CRMF48 01 W W01 and CRMF60 W below Check voltage at Comp external protector and Comp terminals Check Comp windings Check voltage on ConFM and EvapFM Check ConFM and EvapFM windings Check fan blades for binding If Comp ConFM and EvapFM are energized and the cabinet temperature does not cool down check for a restriction in the refrigeration circuit low refrigerant charge inefficient Comp or defective TXV CRMF48 01 W W01 auxiliary codes A 5 and B 5 HPS Activation CRMF48 01 W W01 and CRMF60 W Check continuity of HPS If open allow time for system pressure to equalize and HPS to reset If HPS does not reset replace HPS and diagnose reason for HPS activation Confirm ConFM is energized and fan blade turns freely Check that the condenser coi
6. EEE EEEE ET EE ENRERE KARREN 33 VI Cleaning and Maintenance Instructions cocnnnnnnncccnnnnnnnnncconccnnnnnnnnncnnnnnnnnnnnnnnnnnnnnnnns 36 PJ 36 VENN 36 ASP 36 Vo c rara TT 36 EE NE RTT 36 5 Worktop Worktop Models 22 2 3 x pas rd x0 n RERO Ea EE RPRRRFERRCEAN ITE SM Rd Rada 36 6 Cutting Board Prep Table Models ooocccccnnnnnocononnnoccoccconcnnnnononnnonnnnnnnnonanannnnns 36 7 Rail Rail Hood and Rail Cover Prep Table Models ssssssss 37 8 Air Distribution Table Prep Table CRMR27 x Models oocccccccccccccccccccccccncnnns 37 S RIPE TIR TESTE ID CS RE RERUM 38 o RR NT PPP 38 2 Power Supply COCnOGCHIOEi caccu a nana npa nnd pna a Ryan eo Pa aya n mbn nnb APSRRARAEAEE inni Delia 38 VII Preparing the Appliance for Periods of Non Use mrrrrannnnnnnnnnnnnnnrrnnnnnnrrrrrrrrnrennrennnnnnn 39 MEN 40 Important Safety Information Throughout this manual notices appear to bring your attention to situations which could result in death serious injury damage to the appliance or damage to property 44 WARNING Indicates a hazardous situation which could result in death or serious injury NOTICE Indicates a situation which could result in damage to the appliance or property IMPORTANT Indicates important information about the use and care of the appliance A WARNING This appliance should be destined only to the use for which it has been expressly conceiv
7. Perimeter Mullion Heater rara 15 Mee vene 16 wine me CRT 16 1 Refrigerator and Freezer except CRMF48 01 W W01 auxiliary codes A 5 MEL v 16 2 CRMF48 01 W W01 auxiliary codes A 5 and B 5 sssssss 17 B Wining A O 18 1 Refrigerator Undercounter and WOFKIOD i iier kno cronicas 18 a CRMR27 01 W W01 CRMR48 01 W WO sese 18 b CRMR60 W CAMAL ACW m 19 2 Refrigerator Prep Table A A 20 TM 21 NST VIS DANNE een 22 A Dilaqnostlo PACE TUE MUTO 22 1 Refrigerator Undercounter and Worktop eese 22 a CRMR27 01 W W01 CRMR48 01 W WO sees 22 b CRMR60 W CANARIA WI oa 23 2 Refrigerator Prep Table aria 24 A qq c eee 26 wm crei Me sia 28 V Replacement of Components 2 4 22 tnr da eda kdns namn as 30 A Service for Refrigerant LiNesS ooonnonnnncccnnnnnnooccccnncnnnnnnnnnncncnnnnnnnnncnnnnnnnnnnnnnnc nnne nnn 30 1 Refrigerant Recovery eeeeeeseseseseee eene enne nini nnne nnne nn nennen 30 PN 31 3 Evacuation and Recharge R 134a ocococccccnccncnonononnononononononononnnnnononnnnnnnnnnnnnnnnns 31 B Important Notes for Component Replacement ssssssseesseen 32 C cl
8. R 134a as a mixture with pressurized air for leak testing 3 Evacuation and Recharge R 134a 1 Attach a vacuum pump to the system Be sure the high side charging hose is connected to the field installed high side access valve IMPORTANT The vacuum level and vacuum pump may be the same as those for current refrigerants However the rubber hose and gauge manifold to be used for evacuation and refrigerant charge should be exclusively for POE oils 2 Turn on the vacuum pump then open the high side valve on the gauge manifold Never allow the oil in the vacuum pump to flow backwards 3 Allow the vacuum pump to pull down to a 29 9 Hg vacuum Evacuating period depends on pump capacity 4 Close the high side valve on the gauge manifold 31 5 Disconnect the gauge manifold hose from the vacuum pump and attach it to a refrigerant service cylinder Remember to loosen the connection and purge the air from the hose See the nameplate for the required refrigerant charge Hoshizaki recommends only virgin refrigerant or reclaimed refrigerant which meets the requirements of ARI Standard 700 latest edition be used 6 A liquid charge is recommended when charging an R 134a system Place the service cylinder on the scales if the service cylinder is not equipped with a dip tube invert the service cylinder then place it on the scales Open the high side valve on the gauge manifold 7 Allow the system to charge with liquid until t
9. cool properly Make sure product is not blocking airflow and that the cabinet is not overloaded with warm or hot product Product should be allowed to cool before putting in the appliance On prep tables only load ingredients that have been pre chilled to 37 F 3 C or less Check for correct installation and proper voltage per appliance nameplate This appliance is not intended for outdoor use Normal operating ambient temperature Undercounter and Worktop 45 F to 100 F 7 C to 38 C Prep Table 45 F to 86 F 7 C to 30 C The appliance should not be located next to ovens grills or other high heat producing equipment A minimum of 1 5 88 mm overhead clearance is required for proper ventilation 1 Appliance Not Cooling Appliance Not Cooling Possible Cause 1 Power Supply a Unplugged blown fuse or tripped or defective circuit breaker c Not within specifications 2 Power Cord and Plug b Defective 3 Wiring a Loose connection or open Faulty 4 Evaporator Fan a Defective Fan blade binding 5 Compressor External Protector Condenser fan not operating Low charge a Defective a Dirty or frozen up 28 Appliance Not Cooling Possible Cause 9 Refrigerant Refrigerant Lines a Gas leak b Refrigerant lines or components restricted 10 High Pressure Switch a Dirty condenser CRMR60 and CRMR72 prep i table CRMF48 01 W W01 b Ambient temperature too warm
10. in place so that children may not easily climb inside This appliance contains refrigerant and must be disposed of in accordance with applicable national state and local codes and regulations Refrigerant must be recovered by properly certified service personnel 40
11. in place on the spring cartridge then install the upper hinge bracket onto the spring cartridge See Fig 9 The upper hinge bracket should be canted out towards the center as shown with the screw holes towards the back of the appliance 10 Remove the filler cap and nylon bearing from the bottom of the door See Fig 10 Reinstall on the opposite side Screw Washer ES Serw Holes Upper Hinge Bracket SS Thrust Washers ma Filler Cap Fig 9 Fig 10 Nylon Bearing 11 Move the door into position and maintain a hold on the door Make sure the thrust washer is in place then install the lower hinge bracket Do not tighten the bolts yet Start each bolt for a few threads only and leave loose See Fig 11 12 Install the outer screw into the upper hinge bracket Do not tighten the screw yet Start the screw for a few threads only and leave loose See Fig 12 Outer Screw Thrust Washer Lower Hinge LAS y 5 Door Closed Bolts Fig 11 Fig 12 13 Open the door to the fully open position 14 Rotate the upper hinge bracket inward into position using channel locks See Fig 13 NOTICE Be careful not to damage the finish Install the inner screw into the upper hinge bracket 15 Verify that the door is aligned and closes properly then tighten all fasteners Rotate Inward err Rotate upper hinge bracket using v channel locks mner Screw U
12. the appliance before performing maintenance to prevent electric shock or injury by moving parts To reduce the risk of electric shock do not touch the plug with damp hands Before performing maintenance move all foods into another clean refrigerator or freezer 1 Condenser Check the condenser once a year and use a brush or vacuum cleaner to clean the condenser as required 2 Power Supply Connection If the plug or power cord is damaged contact your local Hoshizaki service representative or local Hoshizaki distributor immediately and ask for repairs All other maintenance or service on this appliance should be performed in accordance with the Hoshizaki Service Manual by a qualified service technician 38 VII Preparing the Appliance for Periods of Non Use When shutting down the appliance for periods of non use follow the instructions below A WARNING Prevent the doors from closing to reduce the risk of children getting trapped NOTICE Clean the cabinet interior door gaskets and shelves See VI A Cleaning for details 1 Before shutting down the appliance move the stored food into another refrigerator or freezer 2 Unplug the appliance WARNING To reduce the risk of electric shock do not touch the plug with damp hands 39 VIII Disposal When disposing of the appliance follow the instructions below A WARNING Remove the door to reduce the risk of children getting trapped Leave the shelves
13. 0 minute defrost cycle To Tuners bypass the defrost cycle and start at the ETE beginning of an 8 hour interval rotate the ts defrost timer cam clockwise until it clicks a Fig 2 2 time 3 Replace the rear panel in its correct position 4 4 Plug the appliance into the electrical outlet pe cem Rear Panel Za 14 a E Compressor Protector and High Pressure Switch 5 N Compressor External or Internal Protector All Models If combined temperature amperage value is above the limit specified by the compressor manufacturer the compressor protector operates independently to turn off the compressor The compressor protector de energizes the compressor until the temperature amperage value returns to an acceptable level High Pressure Switch CRMR60 and CRMR72 Prep Table CRMF48 01 W W01 and CRMF60 W If pressure on the high side of the appliance exceeds Hoshizaki specifications the high pressure switch activates and interrupts the compressor circuit de energizing the compressor until the pressure returns to an acceptable level If the condenser fan motor is operating and the compressor is off it is most likely that the compressor protector opened If both the compressor and condenser fan motor are off it is most likely the appliance is off or the high pressure switch has opened F Perimeter Mullion Heater Freezers are equipped with perimeter and mullion heaters Ill Technical Data A Refrigeration Ci
14. 8 hr DT terminates EvapFM continues If CTh closed Comp and ConFM de energize e Manual Initiation Termination Rotate the DT cam Time Termination 20 min DT terminates EvapFM continues If CTh closed Comp and ConFM energize Refrigerator Prep Table Sequence Flow Chart 1 Startup 2 Cool Down 3 Cool Down Achieved 4 Defrost See i G mm I CTh above setpoint CTh cools to setpoint q 3 1 3 i SS CTh in control Gu E amp 20 min DT in control gt E amp OG O 8 EvapFM energized CTh closed CTh open 8 hr DT terminates 20 min DT terminates Comp energized EvapFM energized 20 min DT starts 8 hr DT starts ConFM energized Comp de energized EvapFM energized EvapFM energized ConFM de energized Comp de energized ConFM de energized Legend Comp compressor ConFM condenser fan motor CTh cabinet thermostat 8 hr DT 8 hour defrost timer 20 min DT 20 minute defrost timer EvapFM evaporator fan motor 12 3 Freezer All When power is supplied and cabinet temperature is above setpoint CTh closed all components energize and cooling begins a Startup Cool Down Temperature above setpoint CTh closed Comp ConFM EvapFM PH and MH energize b Cool Down Achieved Temperature cools to setpoint CTh open Comp ConFM EvapFM PH and MH de energize Cycle continues until power is disconnected or the 8 hr DT terminates c Defrost DT energizes at startup Timing
15. CRMR27 01 W CRMF27 01 W WOt CRMR48 01 W WO1 CRMR48 Prep Table 8 12 12M 18M 26 34 26 26 CRMF48 01 W W01 115 601 6 42 6 6 42 W01 8 12M CRMR60 W 115 60 1 CRMR60 Prep Table 8 12 12M 16 18M 24M CRMF60 W CRMR72 W CRMR72 Prep Table 12 16 18 18M 24M 30M 115 601 6 2 6 3 4 2 6 2 6 4 2 4 2 Design Pressure PSIG LOW 9 Refrigerant oz 9 6 14 36 14 134a 40 120 65 EE 6 0 5 2 2 ES See the nameplate for electrical and refrigeration specifications The nameplate is located inside the cabinet We reserve the right to make changes in specifications and design without prior notice Il General Information A Construction Undercounter Worktop Prep Table Common Parts Evaporator Evaporator Fan Evaporator Fan Shroud E Nameplate IT Door Gasket Door Cabinet Temperature Control Dial Cabinet Thermostat d lc er de Power Cord mill Defrost Timer prep table and freezer J Po o P di Condenser Condenser Fan Motor Rear Panel Compressor Model Shown CRMF27 Prep Table Specific Parts Air Distribution Table Panels CRMR27 8 CRMR27 12M Only Rail Cover Cutting Board Model Shown CRMR27 12M B Sequence of Operation The steps in
16. DT is operating properly temperature is above setpoint and CTh is closed Check voltage on 8 hr DT In cooling 115VAC is present on both DT terminal 1 BK wire and DT terminal 4 BK wire to a neutral W wire If 115VAC is present on terminal 2 R wire to a neutral W wire advance DT out of defrost cycle or replace DT Check both terminals of CTh BK wires to a neutral W wire for 115VAC If 115VAC is present on one terminal and not the other replace CTh If 115VAC is present on both terminals check Comp ConFM and EvapFM For CRMR60 and CRMR72 prep table also see HPS Activation CRMR60 and CRMR72 Prep Table below Check voltage at Comp external protector and Comp terminals Check Comp windings Check voltage on ConFM and EvapFM Check ConFM and EvapFM windings Check fan blades for binding If Comp ConFM and EvapFM are energized and the cabinet temperature does not cool down check for a restriction in the refrigeration circuit low refrigerant charge or inefficient Comp HPS Activation CRMR60 and CRMR72 Prep Table Check continuity of HPS If open allow time for system pressure to equalize and HPS to reset If HPS does not reset replace HPS and diagnose reason for HPS activation Confirm ConFM is energized and fan blade turns freely Check that the condenser coil is not clogged or restricted Check that there are no restrictions in the refrigeration circuit drier Confirm that the appliance location meets factory
17. Do not put warm or hot foods in the cabinet Let them cool first or they will raise the cabinet temperature and could deteriorate other foods in the cabinet or overload the appliance 44 WARNING continued e All foods should be wrapped in plastic film or stored in sealed containers Otherwise foods may dry up pass their smells onto other foods cause frost to develop result in poor appliance performance or increase the likelihood of cross contamination Certain dressings and food ingredients if not stored in sealed containers may accelerate corrosion of the evaporator resulting in failure Do not store items near air outlets Otherwise items may freeze up and crack or break causing a risk of injury or contamination of other food Additional Warnings for Prep Table Models The entire rail must always be covered by rail dividers and pans 1 6 size up to 6 15 cm deep Otherwise the appliance will not cool properly Use only 1 6 size pans up to 6 15 cm deep Do not use damaged pans e Ingredients must be pre chilled to 37 F 3 C or less before placing in rail Keep the rail cover closed when not actively preparing food The rail is for keeping ingredients cool while preparing food If not actively preparing food for a long period such as overnight seal pans with plastic wrap in addition to closing the rail cover Depending on conditions the cabinet temperature setting may need to be adjusted to prevent items from fr
18. Hoshizaki America Inc Commercial Series Refrigerated Kitchen Equipment Models Undercounter Worktop Prep Table SERVICE MANUAL A Superior Degree of Reliability www hoshizaki com Number 73191 Issued 9 29 201 I Revised 1 21 2013 A WARNING Only qualified service technicians should install and service the appliance To obtain the name and phone number of your local Hoshizaki Certified Service Representative visit www hoshizaki com No service should be undertaken until the technician has thoroughly read this Service Manual Failure to service and maintain the appliance in accordance with this manual will adversely affect safety performance component life and warranty coverage Proper installation is the responsibility of the installer Product failure or property damage due to improper installation is not covered under warranty Hoshizaki provides this manual primarily to assist qualified service technicians in the service of the appliance Should the reader have any questions or concerns which have not been satisfactorily addressed please call send an e mail message or write to the Hoshizaki Technical Support Department for assistance Phone 1 800 233 1940 770 487 2331 Fax 1 800 843 1056 770 487 3360 E mail techsupport 9 hoshizaki com HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn Hoshizaki Technical Support Department Web Site www hoshizaki com
19. QD BOOM MOTTIA A o Nu FLIA M 180 LOLA 038 8 Nid d i 00 00 19NVWO 0 3078 14917 Net VOLOM NY Aveo 49 HOLYHOdYA N3349 49 3n18 yaya NEO NMOUE UG yovig X8 i 0 08 1009 40109 38 IM 30108 NY VOLYOdYA i MISA yg D 0 0 10N YOLON NY Y3SNIONOD m N 17 27 ET 090 32018 TWNINYAL Ov0130 T YOSSIYdNOJ 401931044 ND 1 NNI 1V1S080381 LINIBVO i as 00 1 vos m e D 097 WI DUIS AIN WEOL 40653020 dv LUYIS yg 109 611 010 OG an 19 Prep Table 2 Refrigerator DISd 075026 ung OlSd 0L 06v 1nO4nO YINMS eunssaJdq ufiH 00 Y OG I quu YOLOW NV UOLYYOdWAI l Le 00 es OE 1 LUN 0 9888 9r HUI YOLON NV I UOLVYOdYN L 0 es OG UOLOK NV YOLV8OAVA3 N 008 NES YO LON NV 1358080 48 Th NY M a dIav L 395 Y Q0 18310 301 1100d TN jn 18 LH NJ jn18 91 vu Ju uv M N d JONVYO 1 9 9 q g NMOY Xov 1g Q4INTC 0Z2 AI98L deld zzHINHO pu 09HIAHO Q4IAO82 E c eIqer ded 8pHINHO PU Z2HINHO a wr gt gt 0 ne 19 49 nea ud 8 3009 80102 441M l QUON I 1HOLIMS JYNSSIUd HO IM x 1VLSONVTH 13NI8V2 ais e 3 18 UOSSIYdNOJ M13 LUYIS dvd YVIS JE of M dash 8 10N N9 1 I1 gl
20. a properly grounded independent 3 prong wall outlet Do not remove the ground prong from the power cord and do not use an adapter plug Failure to follow these instructions may result in death electric shock or fire Do not use an extension cord Do not use an appliance with a damaged power cord The power cord should not be altered jerked bundled weighed down pinched or tangled Such actions could result in electric shock or fire To unplug the appliance be sure to pull the plug not the cord and do not jerk the cord A WARNING continued e The GREEN ground wire in the factory installed power cord is connected to the appliance If it becomes necessary to remove or replace the power cord be sure to connect the power cord s ground wire Do not splash pour or spray water directly onto or into the appliance This might cause short circuit electric shock corrosion or failure Do not make any alterations to the appliance Alterations could result in electric shock injury fire or damage to the appliance This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be properly supervised around this appliance Do not climb stand or hang on the appliance or door or a
21. c shock do not touch the plug with damp hands 3 Remove the pans and dividers from the rail See Fig 14 WARNING Support the rail cover when cleaning Otherwise the rail cover could close ndun and cause injury 4 Remove the upper front air distribution table panel NOTICE Do not allow any foreign objects to fall into the cabinet or evaporator area while cleaning the air distribution table 5 Remove the screws securing the upper rear air distribution table panel to the back of the cabinet then remove the upper rear air distribution table panel 6 Remove the lower rear air distribution table panel then remove the lower front air distribution table panel 7 Clean the air distribution table panels with a mild soap or detergent and warm water 8 Replace the air distribution table panels in their correct positions See Fig 15 9 Place the rail dividers and pans 1 6 size up to 6 15 cm deep into their correct positions Leave the pans empty until the appliance cools down 10 Close the rail cover 11 Plug the appliance into the electrical outlet 12 Allow the appliance to cool down prior to loading it with food products The entire rail must be covered by rail dividers and pans and the rail cover must be closed Otherwise the appliance will not cool properly Leave the pans empty until the appliance cools down 37 B Maintenance A WARNING Unplug
22. ed Any other use should be considered improper and therefore dangerous The manufacturer cannot be held responsible for injury or damage resulting from improper incorrect and unreasonable use Failure to service and maintain the appliance in accordance with this manual will adversely affect safety performance component life and warranty coverage To reduce the risk of death electric shock serious injury or fire follow basic precautions including the following Only qualified service technicians should install and service this appliance This appliance must be installed in accordance with applicable national state and local codes and regulations To reduce the risk of electric shock do not touch the plug with damp hands Unplug the appliance before servicing This appliance requires an independent power supply of proper capacity See the nameplate for electrical specifications Failure to use an independent power supply of proper capacity can result in a tripped breaker blown fuse damage to existing wiring or component failure This could lead to heat generation or fire THIS APPLIANCE MUST BE GROUNDED This appliance is equipped with a NEMA 5 15 three prong grounding plug to reduce the risk of potential shock hazards It must be plugged into a properly grounded independent 3 prong wall outlet If the outlet is a 2 prong outlet it is your personal responsibility to have a qualified electrician replace it with
23. eezing Alternatively seal ingredients and store them in a refrigerator or freezer NOTICE Protect the floor when moving the appliance to prevent damage to the floor Keep ventilation openings in the appliance enclosure or in the built in structure clear of obstruction Do not place anything on top of the appliance in an undercounter installation There must be at least 1 5 4 cm overhead clearance for proper ventilation The factory installed rear bumpers must be in place to ensure proper rear clearance Blockage of airflow could negatively affect performance and damage the appliance Do not allow the appliance to bear any outside weight To prevent deformation or cracks do not spray insecticide onto the plastic parts or let them come into contact with oil To avoid damage to the gasket use only the door handle when opening and closing To avoid damage to the top seal do not lift the appliance by the top panel or remove the top panel Additional Notice for Prep Table Models Do not place anything on top of the rail hood or rail cover and do not lift the appliance by the rail hood or rail cover The rail hood and rail cover are not designed to bear any outside weight e CRMR27 x Prep Table Models Do not place anything on the air distribution table beneath the pans The air distribution table is not a load bearing surface l Specifications A Electrical and Refrigerant Data AC Supply Voltage Amperes
24. he proper charge weight is met 8 Close the high side valve on the gauge manifold then close the refrigerant access valve if applicable Disconnect the gauge manifold hose 9 Cap the access valve to prevent a possible leak B Important Notes for Component Replacement NOTICE When replacing a component listed below see the notes to help ensure proper operation Compressor Install a new start relay and compressor external protector WARNING To reduce the risk of electric shock be sure to reconnect the compressor s ground wire Thermostatic Attach the thermostatic expansion valve bulb to the suction line in the same location as Expansion Valve the previous bulb ea The bulb should be between the 10 and 2 o clock positions on the tube auxiliary codes Secure the bulb with the clamp and holder A 5 and B 5 32 C Door Reversal This appliance is provided with a cabinet design which after being delivered to the installation location permits changing of the door swing from left to right or right to left To change the door swing follow the steps below Example shows change from right hinged to left hinged A WARNING Wear eye protection when reversing the doors Keep fingers away from edge of upper hinge bracket Spring cartridge can cause the upper hinge bracket to move suddenly with extreme force 1 Make sure the appliance is unplugged from the electrical outlet and the casters are locked 2 Open
25. heck that Comp ConFM and EvapFM energize If not confirm that temperature is above setpoint and CTh is closed Check both terminals of CTh to a neutral W wire for 115VAC If 115VAC is present on one terminal and not the other replace CTh If 115VAC is present on both terminals check Comp ConFM and EvapFM individually Check voltage at Comp external protector and Comp terminals Check Comp windings Check voltage on ConFM and EvapFM Check ConFM and EvapFM windings Check fan blades for binding 22 If Comp ConFM and EvapFM are energized and the cabinet does not cool down check for a restriction in the refrigeration circuit low refrigerant charge or inefficient Comp 5 Cool Down Achieved Temperature cools to setpoint CTh opens Comp ConFM and EvapFM de energize Diagnosis If temperature has cooled to setpoint and Comp ConFM and EvapFM do not de energize check CTh continuity If CTh defective replace CTh b CRMR60 W CRMR72 W 1 2 3 4 Unplug the appliance from the electrical outlet Remove the rear panel Plug the appliance back into the electrical outlet er o 2 gt Startup EvapFM energizes Diagnosis Check that EvapFM energizes If not check voltage on EvapFM Check EvapFM windings Check fan blades for binding 5 Cool Down Temperature above setpoint CTh closed EvapFM continues Comp and ConFM energize Diagnosis Check that EvapFM continues Check that Comp and ConFM energize If not confi
26. it 20 min 3 min or advance DT cam to terminate 20 min DT If CTh closed confirm Comp ConFM EvapFM PH and MH energize Confirm DH de energizes If not check DT voltage terminal 2 R wire to a neutral W wire If 115VAC is present replace DT 7 PH and MH Diagnosis Check that PH and MH energize Check for 115VAC at PH and MH If 115VAC is not present check power supply If 115VAC is present check amp draw of PH and MH If an amp reading is not present check the continuity of PH and MH If defective replace PH or MH Legend Comp compressor ConFM condenser fan motor CTh cabinet thermostat DH defrost heater DSTh defrost safety thermostat 8 hr DT 8 hour defrost timer 20 min DT 20 minute defrost timer EvapFM evaporator fan motor HPS high pressure switch MH mullion heater PH perimeter heater TXV thermostatic expansion valve 27 B Diagnostic Chart Before consulting the diagnostic charts check the following Check the cabinet temperature control setting See the table for default cabinet temperature control settings Default Cabinet Temperature Approximate Default Temperature Control Setting Undercounter Between 4 and 5 Refrigerator 34 F 1 C Worktop Freezer 5 F 21 C PrepTable J6 184F00 Make sure the doors are not left open or opened too often and that they are sealing properly On prep tables pans and rail dividers must be in place Otherwise the rail will not
27. l is not clogged or restricted Check that there are no restrictions in the refrigeration circuit drier TXV auxiliary codes A 5 and B 5 Confirm that the appliance location meets factory requirements This appliance is not intended for outdoor use Normal operating ambient temperature should be within 45 F to 100 F 7 C to 38 C The appliance should not be located next to ovens grills or other high heat producing equipment A minimum of 1 5 4 cm overhead clearance should be provided for proper ventilation 5 Cool Down Achieved Temperature cools to setpoint CTh opens Comp ConFM EvapFM PH and MH de energize Diagnosis If temperature has cooled to setpoint and Comp ConFM EvapFM PH and MH do not de energize check CTh continuity If CTh defective replace CTh 26 6 Defrost Defrost Initiation 8 hr DT terminates DH energizes If CTh closed Comp ConFM EvapFM PH and MH de energize Defrost Termination 20 min DT terminates DH de energizes If CTh closed Comp ConFM EvapFM PH and MH energize Diagnosis Defrost Initiation Manually advance DT cam to terminate 8 hr DT Confirm DH energizes and Comp ConFM EvapFM PH and MH de energize or remain de energized If not replace DT If Comp ConFM EvapFM PH and MH de energize check DH Confirm DSTh is closed If not let DH cool then recheck DSTh If DSTh is still open replace DSTh Check DH amp draw and DH continuity Defrost Termination Wa
28. lified service personnel to reduce the risk of death electric shock serious injury or fire Risk of electric shock Use extreme caution and exercise safe electrical practices Moving parts e g fan blade can crush and cut Keep hands clear Make sure all food zones are clean after the appliance is serviced For cleaning procedures see VI A Cleaning A Diagnostic Procedure The diagnostic procedure is basically a sequence check that allows you to diagnose the electrical system and components Before proceeding check for correct installation and proper voltage per appliance nameplate When checking voltage 115 VAC always choose a neutral W wire to establish a good neutral connection See the table for default cabinet temperature control settings Control Setting Between 4 and 5 Refrigerator 34 F 1 C Worktop Freezer 5 F 21 C PrepTable 6 184710 IMPORTANT The maximum allowable voltage variation is x10 percent of the nameplate rating 115VAC is used as a reference voltage when checking voltage to components Voltage may vary depending on power supply 1 Refrigerator Undercounter and Worktop a CRMR27 01 W W01 CRMR48 01 W W01 1 Unplug the appliance from the electrical outlet 2 Remove the rear panel 3 Plug the appliance back into the electrical outlet 4 Startup Cool Down Temperature above setpoint CTh closed Comp ConFM and EvapFM energize Diagnosis C
29. llow children or animals to do so Do not climb into the appliance or allow children or animals to do so Death or serious injury could occur or the appliance could be damaged Be careful not to pinch fingers when opening and closing the doors or rail cover prep table models Be careful when opening and closing the doors or rail cover when children are in the area Open and close the doors and rail cover prep table models with care Opening the doors or rail cover too quickly or forcefully may cause injury or damage to the appliance or surrounding equipment Do not use combustible spray or place volatile or flammable substances in or near the appliance They might catch fire Keep the area around the appliance clean Dirt dust or insects in the appliance could cause harm to individuals or damage to the equipment Do not throw anything onto the shelves or load any single shelf with more than 120 Ib 54 5 kg of product They might fall off and cause injury This appliance is designed only for temporary storage of food Employ sanitary methods Use for any other purposes for example storage of chemicals or medical supplies such as vaccine and serum could cause deterioration of stored items Do not block air inlets or outlets otherwise cooling performance may be reduced Do not tightly pack the cabinet Allow some space between items to ensure good air flow Also allow space between items and interior surfaces
30. ns 1 Startup EvapFM energizes 2 Cool Down Temperature above setpoint CTh closed EvapFM continues Comp and ConFM energize 3 Cool Down Achieved Temperature cools to setpoint CTh open EvapFM continues Comp and ConFM de energize Cycle continues until power is disconnected 4 Defrost Off cycle defrost between run cycles Refrigerator CRMR60 W CRMR72 W Sequence Flow Chart 1 Startup 2 Cool Down 3 Cool Down Achieved MW om ommo Imm cm mm em Rm Rt mmn 3 CTh above setpoint CTh cools to setpoint 1 3 ae t CTh in control MJ 2 9 IF 5 On EvapFM energized CTh closed CTh open Comp energized EvapFM energized ConFM energized Comp de energized EvapFM energized ConFM de energized Legend Comp compressor ConFM condenser fan motor CTh cabinet thermostat EvapFM evaporator fan motor 11 2 Refrigerator Prep Table When power is supplied EvapFM energizes If cabinet temperature is above setpoint CTh closed Comp and ConFM energize and cooling begins a Startup EvapFM energizes b Cool Down Temperature above setpoint CTh closed EvapFM continues Comp and ConFM energize c Cool Down Achieved Temperature cools to setpoint CTh open EvapFM continues Comp and ConFM de energize Cycle continues until power is disconnected or the 8 hr DT terminates d Defrost DT energizes at startup Timing of DT depends on the position of the DT cam Time Initiation
31. of DT depends on the position of the DT cam Time Initiation 8 hr DT terminates DH energizes If CTh closed Comp ConFM EvapFM PH and MH de energize e Manual Initiation Termination Rotate the DT cam Time Termination 20 min DT terminates DH de energizes If CTh closed Comp ConFM EvapFM PH and MH energize Freezer Sequence Flow Chart 1 Startup Cool Down 2 Cool Down Achieved 3 Defrost CTh above setpoint CTh cools to setpoint 4 3 3 ae i c CTh in control b 4 20 min DT in control p S IE E O On CTh closed CTh open 8 hr DT terminates 20 min DT terminates Comp energized Comp de energized 20 min DT starts 8 hr DT starts ConFM energized ConFM de energized DH energized DH de energized EvapFM energized EvapFM de energized Comp de energized MH energized MH de energized ConFM de energized PH energized PH de energized EvapFM de energized MH de energized PH de energized Legend Comp compressor ConFM condenser fan motor CTh cabinet thermostat DH defrost heater 8 hr DT 8 hour defrost timer 20 min DT 20 minute defrost timer EvapFM evaporator fan motor MH mullion heater PH perimeter heater 13 C Controls and Adjustments 1 Temperature Reading A thermometer with both F and C scales is mounted in the cabinet See Fig 1 2 Cabinet Temperature This appliance features a cabinet temperature control dial The warmest setting is 1 and the coldest setting is 7 See
32. p line valve with a proper permanent access valve 30 2 Brazing A WARNING R 134a itself is not flammable at atmospheric pressure and temperatures up to 212 F 100 C R 134a itself is not explosive or poisonous However when exposed to high temperatures open flames R 134a can be decomposed to form hydrofluoric acid and carbonyl fluoride both of which are hazardous Do not use silver alloy or copper alloy containing arsenic Use an electronic leak detector or soap bubbles to check for leaks Add a trace of refrigerant to the system if using an electronic leak detector and then raise the pressure using nitrogen gas 140 PSIG Do not use R 134a as a mixture with pressurized air for leak testing 1 Braze all fittings while purging with nitrogen gas flowing at a pressure of 3 to 4 PSIG NOTICE Always install a new drier every time the sealed refrigeration system is opened Do not replace the drier until after all other repair or replacement has been made Install the new drier with the arrow on the drier in the direction of the refrigerant flow When brazing protect the drier by using a wet cloth to prevent the drier from overheating Do not allow the drier to exceed 250 F 121 C 2 Use an electronic leak detector or soap bubbles to check for leaks Add a trace of refrigerant to the system if using an electronic leak detector and then raise the pressure using nitrogen gas 140 PSIG Do not use
33. personnel Use an electronic leak detector or soap bubbles to check for leaks Add a trace of refrigerant to the system if using an electronic leak detector and then raise the pressure using nitrogen gas 140 PSIG Do not use R 134a as a mixture with pressurized air for leak testing NOTICE Always recover the refrigerant and store it in an approved container Do not discharge the refrigerant into the atmosphere Do not leave the system open for longer than 15 minutes when replacing or servicing parts The Polyol Ester POE oils used in R 134a appliances can absorb moisture quickly Therefore it is important to prevent moisture from entering the system when replacing or servicing parts Always install a new drier every time the sealed refrigeration system is opened Do not replace the drier until after all other repair or replacement has been made Install the new drier with the arrow on the drier in the direction of the refrigerant flow When brazing protect the drier by using a wet cloth to prevent the drier from overheating Do not allow the drier to exceed 250 F 121 C 1 Refrigerant Recovery No refrigerant access valves are provided on this appliance Using proper refrigerant practices utilize a temporary tap line valve on the high side to recover the refrigerant Store the refrigerant in an approved container Do not discharge the refrigerant into the atmosphere After recovery is complete replace the ta
34. pper Hinge Bracket Door Fully Open 35 VI Cleaning and Maintenance Instructions A Cleaning A WARNING Unplug the appliance before cleaning to prevent electric shock by unexpected entrance of water into the appliance or injury by moving parts To reduce the risk of electric shock do not touch the plug with damp hands Before cleaning the appliance move all foods into another clean refrigerator or freezer Do not splash pour or spray water directly onto or into the appliance This might cause short circuit electric shock corrosion or failure Before using a sanitizer such as inert soap and sodium hypochlorite chlorine bleach thoroughly read the manufacturer s instructions on its proper usage NOTICE To prevent damage to the plastic surfaces do not use the following thinner benzine alcohol petroleum soap powder polishing powder alkaline cleaner acid scouring pad and especially those strong cleaners for use on a ventilating fan or a cooking range Also to prevent corrosion do not use sodium hypochlorite chlorine bleach on the stainless steel surfaces Use a clean cloth for cleaning 1 Exterior Wipe the exterior occasionally with a clean soft cloth Use a damp cloth containing a neutral cleaner to wipe off oil or dirt buildup 2 Cabinet Interior Spills should be wiped up promptly to avoid unpleasant odors The cabinet interior should be cleaned periodically wi
35. rcuit 1 Refrigerator and Freezer except CRMF48 01 W W01 auxiliary codes A 5 and B 5 Condenser C A Condenser Fan Drier High Pressure Switch E AO A l CRMR60 and CRMR72 Prep Table CRMF48 01 W W01 and CRMF60 W Capillary Tess cd Compressor Evaporator Fans 1 2 or 3 depending on model Evaporator Fz Cabinet Thermostat Bulb Defrost Heater and Defrost Safety Thermostat freezer only 16 2 CRMF48 01 W W01 auxiliary codes A 5 and B 5 Thermostatic Expansion Valve Condenser S Condenser Fan Drier High Pressure Switch M y
36. requirements This appliance is not intended for outdoor use Normal operating ambient temperature should be within 45 F to 86 F 7 C to 30 C The appliance should not be located next to ovens grills or other high heat producing equipment 6 Cool Down Achieved Temperature cools to setpoint CTh opens EvapFM continues Comp and ConFM de energize Diagnosis If cabinet temperature has cooled to setpoint and Comp and ConFM do not de energize check CTh continuity If CTh defective replace CTh 24 7 Defrost Prep Table Defrost Initiation 8 hr DT terminates EvapFM continues If CTh closed Comp and ConFM de energize Defrost Termination 20 min DT terminates EvapFM continues If CTh closed Comp and ConFM energize Diagnosis Defrost Initiation Manually advance DT cam to terminate 8 hr DT Confirm Comp and ConFM de energize or remain de energized If not replace DT Defrost Termination Wait 20 min 3 min or advance DT cam to terminate 20 min DT If CTh closed confirm Comp and ConFM energize If not check DT voltage terminal 2 R wire to a neutral W wire If 115 VAC is present replace DT 25 3 Freezer All 1 Unplug the appliance from the electrical outlet 2 Remove the rear panel 3 Plug the appliance back into the electrical outlet 4 Startup Cool Down Temperature above setpoint CTh closed Comp ConFM EvapFM PH and MH energize Diagnosis Check that Comp ConFM EvapFM PH and MH energize
37. rm that temperature is above setpoint and CTh is closed Check both terminals of CTh BK wires to a neutral W wire for 115VAC If 115VAC is present on one terminal and not the other replace CTh If 115VAC is present on both terminals check Comp ConFM and EvapFM Check voltage at Comp external protector and Comp terminals Check Comp windings Check voltage on ConFM and EvapFM Check ConFM and EvapFM windings Check fan blades for binding If Comp ConFM and EvapFM are energized and the cabinet temperature does not cool down check for a restriction in the refrigeration circuit low refrigerant charge or inefficient Comp 6 Cool Down Achieved Temperature cools to setpoint CTh opens EvapFM continues Comp and ConFM de energize Diagnosis If cabinet temperature has cooled to setpoint and Comp and ConFM do not de energize check CTh continuity If CTh defective replace CTh 23 2 Refrigerator Prep Table 1 Unplug the appliance from the electrical outlet 2 Remove the rear panel 3 Plug the appliance back into the electrical outlet 4 Startup EvapFM energizes Diagnosis Check that EvapFM energizes If not check voltage on EvapFM Check EvapFM windings Check fan blades for binding 5 Cool Down Temperature above setpoint CTh closed EvapFM continues Comp and ConFM energize Diagnosis Check that EvapFM continues Check that Comp and ConFM energize If not confirm that the appliance is not in a defrost cycle 8 hr
38. th a mild soap or detergent and warm water 3 Door Gaskets Door gaskets should be cleaned regularly with mild soap and warm water to remove dirt and grease 4 Shelves Remove and clean regularly 5 Worktop Worktop Models Clean the work surface as often as necessary to maintain a clean sanitary surface 6 Cutting Board Prep Table Models Remove and clean the cutting board as often as necessary to maintain a clean sanitary work surface Also clean the space underneath the cutting board as often as necessary to maintain a clean sanitary surface After cleaning slide the cutting board back into the cutting board brackets WARNING Make sure the cutting board brackets and cutting board are secure Otherwise the cutting board could come off and cause injury 36 7 Rail Rail Hood and Rail Cover Prep Table Models Spills and splashes should be wiped up promptly to avoid unpleasant odors Wipe the rail area the rail hood and the rail cover occasionally with a clean damp sponge or cloth containing a neutral cleaner Do not pour or spray water into the rail area WARNING Support the rail cover when cleaning Otherwise the rail cover could close suddenly and cause injury NOTICE Do not allow any foreign objects to fall into the cabinet while cleaning 8 Air Distribution Table Prep Table CRMR27 x Models 1 Move all foods into another clean refrigerator or freezer 2 Unplug the appliance WARNING To reduce the risk of electri
39. the door to the fully open position then remove the inner screw from the upper hinge bracket See Fig 3 3 Close the door WARNING Keep away from upper hinge bracket Upper hinge bracket kicks out when door is closed See Fig 4 Remove the outer screw from the upper hinge bracket WARNING Upper hinge bracket kicks out when door is closed Inner Screw Upper Hinge Bracket Outer Screw Upper Hinge Bracket EE Fig 3 Fig 4 4 While maintaining a hold on the door remove the lower hinge bracket See Fig 5 Leave the thrust washer in place Door Fully Open Door Closed 5 Pull out the bottom of the door slightly and gently remove the door from the appliance 6 Remove the upper hinge bracket from the spring cartridge See Fig 6 Thrust Washer 33 7 Remove the filler cap filler screws and spring cartridge See Fig 7 Leave the thrust washers in place on the spring cartridge NOTICE Spring cartridge may be difficult to remove Be careful not to damage the finish Screws 7 ue A ha Fig 7 Spring Cartridge 8 Clear material from the spring cartridge hole to allow for spring cartridge installation Reinstall the filler cap filler screws and spring cartridge on the opposite side of the door See Fig 8 i Screws Spring Cartridge Fig 8 Spring Cartridge Hole Filler Screws Filler Cap Door 34 9 Make sure the thrust washers are
40. the sequence are as outlined below See the table for default cabinet temperature control settings Default Cabinet Temperature Approximate Default Temperature Control Setting Undercounter Between 4 and 5 Refrigerator 34 F 1 C Worktop Freezer 5 F 21 C PrepTable 6 34 F IO 1 Refrigerator Undercounter and Worktop a CRMR27 01 W W01 CRMR48 01 W W01 When power is supplied and cabinet temperature is above setpoint CTh closed all components energize and cooling begins 1 Startup Cool Down Temperature above setpoint CTh closed Comp ConFM and EvapFM energize 2 Cool Down Achieved Temperature cools to setpoint CTh open Comp ConFM and EvapFM de energize Cycle continues until power is disconnected 3 Defrost Off cycle defrost between run cycles Refrigerator CRMR27 01 W W01 CRMR48 01 W W01 Sequence Flow Chart 1 Startup Cool Down 2 Cool Down Achieved PCE FE CTh above setpoint CTh cools to setpoint 2 E CTh in control gt 2 5 ES o 8 CTh closed CTh open Comp energized EvapFM de energized ConFM energized Comp de energized EvapFM energized ConFM de energized Legend Comp compressor ConFM condenser fan motor CTh cabinet thermostat EvapFM evaporator fan motor 10 b CRMR60 W CRMR72 W When power is supplied EvapFM energizes If cabinet temperature is above setpoint CTh closed Comp and ConFM energize and cooling begi
41. the table for default cabinet temperature control settings Default Cabinet Temperature Approximate Default Temperature Control Setting Undercounter Between 4 and 5 Refrigerator 34 F 1 C Worktop Freezer 5 F 21 C PrepTable 6 8F O Fig 1 Thermometer Warmer Colder D Defrost y Cabinet Temperature Control Dial 1 Refrigerator Undercounter and Worktop Off cycle defrost between run cycles 2 Refrigerator Prep Table and Freezer All Time Initiated Defrost Cycle Prep table refrigerators and all freezers have a 20 minute defrost cycle once every 8 hours Defrost cycle initiation and termination are controlled by the defrost timer Prep Table Refrigerators The evaporator fan motor remains energized and all other components de energize during the defrost cycle Freezers The defrost heater energizes and all other components de energize during the defrost cycle There is an in line defrost safety thermostat To initiate a manual defrost cycle follow the steps below 1 Make sure the appliance is unplugged then remove the rear panel See Fig 2 2 Rotate the defrost timer cam clockwise until it clicks When the appliance is plugged in Defrost it will start in a 2
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