Hobart D Series Refrigerator User Manual
Contents
1. Fong ing E FF Ej FF Eh A eH Bp st E ea Eaj E 1 E pil Hs Hs Ei Ba hi KE Ei TE m me FE z Fags H s H Has H ae aH Hgm BR ob 5 his HO mamoa HE BE EE pes a s ul HE ru a 3 fle 115 ml Fa DEFROST ON DEFROST ON gt ma fr Program Review During normal Operation Mode with the SET CLOCK light k Z r a DEFROST N Blinks times 5 DEFROST DURATION Fig 15 Initiating a Manual Defrost king rapidly Press the SET button until the SET CLOCK PROGRAM and DEFROST ON lights are lit then release the SET button and all three lights go off for two seconds After that all three lights begin to blink The number of blinks of a light corresponds to the programmed value for that light Fig 15 A three second pause follows the last blink before the cycle repeats The Review Mode s sequence of blinking lights repeats ten times to give you plenty of chances to count the number of blinks for each light Review Mode can be stopped at any time by pressing the SET button for 3 seconds when the SET button is released normal Operation Mode returns with the SET CLOCK light blinking rapidly The SET CLOCK light blinks from 1 to 12 times to indicate the TIME CLOCK HOUR If the f2. door from the cabinet and position the UncocKES POSITION Socken POSITION door face down on a workbench or m table Using a open end or TURN 1356 EIN adjustable wrench turn the hinge j mechanism shaft 135 Fig 3 POSITION 2 RIGHT HAND HINGED DOOR JOSITION DOOR IN ONE OF THE TWO POSITIONS SHOWN 5 Replace the hinge plates and door s aay a in the reverse order of disassembly If cabinets are too tall the refrigeration system may need to be removed in order to pass through short openings Contact your dealer or authorized servicer if this becomes necessary Once the cabinet is in its final position replace any components that may have been removed door handle etc and then level the cabinet front to back and side to side by adjusting the legs as required Door Hinging Should the doors need to be rehinged from right to left or vice versa contact a Hobart authorized Refrigeration Service Company LEGS OR CASTERS WARNING THE CABINET MUST BE BLOCKED AND STABLE BEFORE INSTALLING LEGS OR CASTERS Legs Fig 4 To install the legs raise and block the reach in a minimum of 7 from the floor and thread the legs into the threaded holes on the bottom of the cabinet The unit must be level in order to operate properly Turn the adjustable feet in or out as required to level the unit front to baok and side to side NOTE Three section front opening cabinets come with five legs the fifth leg sh
3. HOBART CORPORATION 1991 ASSEMBLY Some components can be removed to allow the cabinet to pass through short or narrow doorways The door handle can be removed as follows 1 If the adhesive backed trim pieces are damaged during removal new ones can be purchased from Hobart The adhesive backed trim pieces on the top and bottom of the handles need to be peeled off to expose the sorews 2 Peeloffthe trim pieces andremovethe screws which secure the handles 3 Reinstall screws handles and trim piecesin reverse order of disassembly Door s and hinges can be removed as follows 1 Lift up and remove the front trim panel __ Fig 1 2 Remove the screws which secure the trim rail cover Fig 1 unplug the door switch lead wires and remove the screws which secure the trim rail Fig 1 Carefully lay the trim rail on top of the cabinet avoid damaging or kinking the thermometer capillary tube 3 Remove the three screws which secure the upper hinge plate to the cabinet Fig 2 This will remove hinge tension Remove the nut underneath the lower hinge plate which secures the bottom hinge Remove door __ uncacken POSITION cockeD rosmon Remove lower hinge plate Fig 2 MM m 4 Ifthehingemechanismshouldbecome Prunn 1s A thst uncocked while changing the door it will be necessary to recock the hinge mechanism To do this remove the POSITION 1 LEFT HAND HINGED DOOR
4. D SERIES REACH IN REFRIGERATORS amp FREEZERS FORM 18251 Rev E Jan 2002 Installation Operation and Care of D SERIES REACH IN REFRIGERATORS amp FREEZERS SAVETHESE INSTRUCTIONS GENERAL D Series Reach In Refrigerators 38 F and Freezers 0 F may be ordered as one two or three n cabinets Doors may be full height or half height solid with stainless exterior surface and ABS plastic interior surface Glass doors full height or half height are available for refrigerators only High Capacity refrigeration systems are included with glass door units Legs or 5 casters are available The exterior sides and the interior of the D Series cabinet are DuraFinish aluminum D Series Reach in Refrigerators A Freezers INSTALLATION UNPACKING Immediately after unpacking the reach in check for possible shipping damage If this unit is found to be damaged after unpacking save the packaging material and contact the carrier within 15 days of delivery Prior to installation test the electrical service to assure that it agrees with the specifications on the machine data plate located on the upper left side wall inside the cabinet LOCATION For optimum performance the condensing unit of the reach in must have an adequate supply of air for cooling purposes The operating location must provide either a minimum 12 clearance overhead of the condensing unit or the unrestricted flow of air at the back of the reach in
5. Battery Loses Power Ifthe SET CLOCK PROGRAM and DEFROST ON lights are all blinking Fig 15 the backup power supply battery to the Defrost Timer has weakened Estimated battery life is 10 years The timer can continue to function normally after the battery has weakened if the timer is reprogrammed If a power outage occurs and is later restored after the battery has weakened the following three things happen The defrost clock resumes as if it were 12 00 midnight The position of the switches dictates the defrost schedule If all switches are OFF the factory preset times of 2 AM 8 AM 2 PM and 8 PM will initiate defrost cycles 2 8 14 and 20 hours after power was restored The factory preset defrost duration of 25 minutes is re invoked Because the clock resumed at 12 00 midnight it must be reset to the current time of day to avoid inconvenient defrost cycles Refer to Setting the Time Clock to the Current Time of Day page 7 If the Defrost Duration was set at a value other than the factory preset 25 minutes reset it If power is lost again reset again Refer to Setting the Defrost Duration page 7 It you are using a custom Defrost Schedule the switches must be reset after resetting the time and Defrost Duration Any defrost start times that are set by the positions of the program switches will override the factory preset defrost start times even if the battery is weakened If the battery has weakened
6. duration of defrost cycles If the power supply is interrupted the defrost timer must be reset to the correct time of day Tn MAINTENANCE CLEANING Cabinet Clean the inside of the cabinet and the doors weekly with a warm water solution of mild household liquid dishwashing detergent such as Palmolive green or Ivory Do not use anything containing grit abrasive materials bleach or harsh chemicals Be cautious with new or improved formulas use only after being well tested Rinse thoroughly and dry with a clean soft cloth Gaskets Door gaskets should be cleaned weekly using a warm water solution of mild household liquid dishwashing detergent such as Palmolive green or Ivory Never allow gaskets to contact concentrated cleaners or disinfectants This can cause premature failure of the gasket material Condenser Coil WARNING DISCONNECT ELECTRICAL POWER SUPPLY BEFORE CLEANING THE CONDENSING UNIT Check the condenser coil weekly This surface must be kept free of dirt and grease for proper system operation Remove the front trim panel and carefully vacuum or brush dirt and lint from the condenser coil Replace the trim panel Evaporator Coil Drain Pan Condensate Loop and Condensate Dish When needed flush these components with fresh water This should be a part of any routine maintenance program and can prolong the life of the equipment Light Bulbs when equipped To replace bulb remove two thumb screws an
7. you may choose to customize the Defrost Duration The usual and recommended Defrost Duration setting is 25 minutes Complete either the section titled To Change the Defrost Duration and Bypass the Setting of the Time Clock or complete the section titled Setting the Time Clock to the Current Time of Day before continuing With the PROGRAM and the DEFROST ON lights lit Move all 24 switches to the left or OFF position In the lower set of switches move the one switch to the ri corresponds to the desired Defrost Duration nearest 5 minutes The example Fig 11 sets the Defrost Duration at 30 minutes Press and hold the SET button until the DEFROST ON light starts blinking Release the SET button and the SET CLOCK light flashes rapidly indicating that the timer has returned to normal Operation Mode To verify that the clock and the defrost duration are set properly perform Program Review page 9 SLO SET CLOCK kr u gt Pi eros nes ulula la aa uu ul oo la a a ua la m a HAE A DEFROSTON S Fig 11 How to Set a Custom Defrost Schedule Begin with the defrost timer on normal Operation Mode The SET CLOCK light king rapidly and the PROGRAM and DEFROST ON lights are off If all switches are OFF Fig 12 the factory preset defrost schedule is enabled 2 am 8 AM 2 Pu 8 PM Dete
8. and reprogramming the time of day defrost duration and schedule after a power interruption is too inconvenient the Electronic Defrost Timer can be replaced In the event of a power surge or lightning the SET CLOCK PROGRAM and DEFROST ON lights will all blink the same as for a weak battery but the battery may not have weakened First try to reprogram the Defrost Timer If the Defrost Timer fails to function normally contact service Tio DEFROST TIMER Freezer units built between 1991 and 1997 were equipped with a defrost timer Fig 16 preset for four 23 25 minute defrost cycles per day every 6 hours By inserting a screwdriverinto the large hole in the bracket and turing clockwise the time of day that these cycles occur may be adjusted MECHANICAL DEFROST TIMER Freezers built from 1997 to 2001 When power is initially applied to the cabinet the exterior dial of the defrost time clock Fig 17 must be set to the correct time of day To access the defrost timer remove the front trim panel Fig 1 by ing up and out Open the door on the defrost timer box Tum the je knob counterclockwise until the exterior positioned so the correct time of day is at the time of day pointer Replace the front trim panel when done The defrost timer Fig 17 is set at the factory for four 26 minute defrost cycles per day 2 Am 8 am 2 ru and 8 ru Depending on local conditions it may be necessary to change the frequency or
9. compressor is mounted on springs refer to the tag attached to the compressor BOLT Condensate Evaporator D Series units are equipped with an automatic condensate evaporator that requires no drain connection ELECTRICAL CONNECTIONS Cord Connected Reach Ins 120Volt 60 Hertz 1 Phase WARNING THIS MACHINE IS PROVIDED WITH A THREE PRONGED GROUNDING PLUG THE OUTLET TO WHICH THIS PLUG IS CONNECTED MUST BE PROPERLY GROUNDED IF THE RECEPTACLE IS NOT THE PROPER GROUNDING TYPE CONTACT AN ELECTRICIAN ELECTRICAL CONNECTIONS Permanently Connected Reach Ins WARNING ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE AND OR OTHER LOCAL ELECTRICAL CODES WARNING DISCONNECT ELECTRICAL POWER SUPPLY AND PLACE A TAG AT THE DISCONNECT SWITCH INDICATING THAT YOU ARE WORKING ON THE CIRCUIT Make electrical connections per the wiring diagram supplied with the unit PRE START CHECKS REFRIGERANT LINES Check for tubing shifts due to shipping that would cause operating noise wear or leaks OPERATIONAL CHECK The refrigeration and defrost cycles should be checked for proper operation before food product is stored in the cabinet DEFROST TIMER On freezer units set the defrost timer as described in Operation OPERATION TEMPERATURE CONTROL The temperature control is set at the factory but local conditions may necessitate slight adjustm
10. d lens cover and install 40 watt appliance light bulb ONLY Florescent Light Bulb Replacement when equipped Remove protective cover Replace florescent tube with same size and type 40 watt 48 long TROUBLESHOOTING SYMPTOM POSSIBLE CAUSE Condensing unit Power failure fails to operate Plug loose in receptacle Blown fuse or tripped circuit breaker Ifa freezer model is in a deftost cycle wait 30 minutes and recheck Check the Temperature Control page 5 to make sure it is not OFF I the suggestions above fail to remedy the situation contact service WARRANTY The D series cabinet warranty is for one year Itincludes parts labor and travel during normal working hours in the continental United States The non prorated compressor warranty is for an additional four years and does not include labor For additional information or to discuss a maintenance program contact your local authorized refrigeration servicer FORMT0261 Rev E dan 2002 12 PRINTED IN USA
11. ent To adjust the temperature control liftup Mh i Ari niva a tne panel te ah rane serene a knob Fig 7 a small amount at a time Turning the control B _ knob in the direction of the arrow lowers the temperature on The control knob has a marked OFF position which o interrupts power to the compressor and condenser fan only not the entire reach in E THERMOMETER The drum thermometer upper right corner indicates the cabinet temperature ELECTRONIC DEFROST TIMER when equipped It your freezer is equipped with an electronic Defrost Timer it is located in a control box behind the trim rail at the top of the Reach In Freezer To access the the Defrost Timer remove the Thumbscrew on the left side of the Control Box and slide the Lid to the left Fig 8 Save the Thumbscrew and Lid and put them back in place after programming is done The Defrost Timers clock is operating from the backup power supply battery during shipping and before installation Once the freezer is plugged in the Defrost Timer operates off of the AC power supply the battery is only used during a power interruption or outage This battery is a permanent type that is not replaceable except by replacement of the defrost timer itself For additional information on behavior of the defrost timer if the battery loses power refer to page 10 When the AC power is plugged in the defrost time clock automatically switches the battery to a standb
12. inal blink for the hour count remains on for two seconds it indicates PM if the final blink for the hour count is a normal blink it indicates AM While the SET CLOCK light is blinking the HOUR the PROGRAM light blinks from 0 to 11 times to indicate the TIME CLOCK MINUTES to the nearest 5 minutes after the hour 0 blinks 0 minutes 1 blink 5 minutes 2 blinks 10 minutes 11 blinks 55 minutes While the SET CLOCK light is blinking the HOUR and the PROGRAM lightis blinking the MINUTES the DEFROST ON light blinks from 0 to 11 times to indicate the DEFROST DURATION setting to the nearest 5 minutes 0 blinks 0 minutes 1 blink 5 minutes 2 blinks 10 minutes 11 blinks 55 minutes After the ten blinking sequences are done or after Review Mode has been stopped normal Operation Mode returns with the SET CLOCK light blinking rapidly During normal Operation Mode with the SET CLOCK light blinking rapidly Press the MANUAL DEFROST button for about 3 seconds until the DEFROST ON light comes on The Defrost Cycle is started and continues for the amount of time programmed for DEFROST DURATION page 7 While a Defrost Cycle is in progress the DEFROST ON light is lit A Defrost Cycle that is in progress can be terminated by pressing the MANUAL DEFROST button for 3 seconds The DEFROST ON light goes off The normal DEFROST SCHEDULE continues to operate as programmed If the Defrost Timer s
13. itial switch settings are not all off Fig 9 make a record of the current switch settings on a piece of paper this indicates the current defrost schedule Then slide all 24 switches to the left or OFF position Fig 9 During programming all settings must be completed within 4 minutes or the timer will return to normal Operation Mode Once programming is done restore the previous defrost schedule by returning the switches to the same positions noted on your record To Change the Defrost Duration and Bypass the Setting of the Time Clock Begin with the SET CLOCK light blinking rapidly you want to change the Defrost Duration but not reset the time idicating normal Operation Mode day press and hold the PROGRAM button for about 3 seconds until the PROGRAM light starts blinking Release the PROGRAM button and the PROGRAM light and the SET CLOCK light remain lit Press and hold the PROGRAM button again until the DEFROST ON light starts blinking Release the PROGRAM button and the DEFROST ON light remains lit Skip the section titled Setting the Time Clock to the Current Time of Day below and continue with Setting the Defrost Duration bottom of this page Setting the Time Clock to the Current Time of Day Begin with the SET CLOCK light blinking rapidly indicating normal Operation Mode Begin with all switches OFF Fig 9 Press and hold the PROGRAM button for about 3 seconds until the PROGRAM light sta
14. ould be placed in the front center threaded hole Failure to install these legs in the proper location may result in damage to the cabinet Casters Fig 5 Use casters only on reach in models that have cord and plug electrical connections Raise and block the cabinet a minimum of 7 from the floor Thread the casters into the holes in the bottom of the cabinet Fig 6 Casters with brake should be installed at the front Securely tighten the caster with the octagon shaped bolt head underneath not the round flange on top Shelves Fig 6 If purchased the shelves and shelf clips are shipped with the cabinet Insert the shelf clips into the pilaster and install the shelves Index holes are provided inthe pilaster to help in leveling the shelves Bonus shelves are provided to fill the space between the shelves These are positioned and supported by the shelves NOTE Loosen all thumbscrews which secure shelf pilasters and light cover s prior to placing product in the cabinet Thumbscrews should be loose enough to remove with your fingers so parts can be readily removed for cleaning without the use of tools Failure to comply with this request will invalidate the NSF listing Compressor Mounts Some reach in refrigeration models have the compressor specially mounted to help prevent damage during shipment If the compressor is mounted on shipping blocks remove the shipping blocks before operating the compressor If the
15. rmine your own best defrost schedule The upper set of switches represents the AM hours the lower switches represent the PM hours Allow a minimum of 2 hours between the start of any two defrost cycles To customize your defrost schedule begin with all switches OFF Fig 12 With the SET CLOCK light blinking rapidly as in normal Operation Mode slide the switches to the right that correspond to the hour when each defrost cycle should begin Ifyou want a defrost cycle to begin on the half hour slide the two adjacent switches to the right For example to start a defrost cycle at 2 30 pm slide switches 2 and 3 to the right in the lower set of switches Custom Defrost Schedule Example 1 Fig 13 shows five defrost cycles that begin at 1 am 6 am 10 AM 2 30 ru and 8 en Custom Defrost Schedule Example 2 Fig 14 shows six defrost cycles that begin at 1 am 4 am 10 Am 2 30 Pm 6 pm and 9 30 Pu During normal operation leave these switches set on the desired defrost schedule factory preset schedule Au Swneies OFF Gives YouThe Custom Dernost Scueoue Exaupue 1 Cusrou Dernosr Scueoute Exaupce 2 Factony Pneser Der osr cutouts 1 00 Au 6 00 au 10 00 Au 2 30 Pu 1 00 au 4 00 au 10 00 au 2 30 Pu 2 00 au 8 00 au 2 00
16. rts blinking Release the PROGRAM button and the PROGRAM and the SET CLOCK lights remain lit The upper set of switches sets the HOUR Slide the switch that corresponds to the current hour to the right The 11 other switches remain OFF The lower set of switches sets the MINUTES Find the switch that is within 5 minutes of the current minutes and move it to the right At least 10 of the other switches in the lower set remain OFF Ifthe time is 0 to 3 minutes after the hour all 11 switches can remain OFF The last switch of the lower set of switches selects AM or PM Leave the tab on the left for AM Slide the tab to the right for PM The example Fig 10 sets the Time Clock at 2 45 pu a s Be Hil a E E Mi E i pE Fgm H Bu a a mi He Cu 115 OST ON Fig 10 Press and hold the SET button until the SET CLOCK light starts blinking Release the SET button the SET CLOCK light goes off and the DEFROST ON light begins to blink and then remains on Continue with Setting the Defrost Duration Toe ithout setting the Defrost Duration return all switches to the left press the PROGRAM button for three seconds and release the PROGRAM button normal Operation Mode returns with the SET CLOCK light blinking rapidly Setting the Defrost Duration The Defrost Duration was preset atthe factory for 25 minutes Depending on freezer usage and your defrost schedule
17. y condition Soe cca au When the Freezer is connected to the AC electrical power supply the SET CLOCK light on the Defrost Timer Fig 9 blinks rapidly to indicate that the Defrost Timer is in normal Operation Mode The Defrost Time Clock is set at the factory to the current time of day for Central Standard Time The Defrost Duration is preset atthe factory to run for 25 minutes Also the Defrost Schedule is preset at the factory to start a defrost cycle four times each day at2 AM 8 AM 2 PM and 8 PM The factory preset defrost schedule is active during normal Operation Mode if all 24 switches are OFF Switches are OFF when tabs are positioned to the left Fig 9 Pu eros nes ua uu tuju ul oo lu aleje HAHH A The backup power supply battery maintains the correct time of S day during shipping If the freezer stays in the Central Time Zone the time of day does not need to be reset If the freezer is installed Fig in a different time zone the time clock can be reset to the correct time of day if desired Refer to Setting the Time Clock to the Current Time of Day page 7 PROGRAMMING THE ELECTRONIC DEFROST TIMER Use a small probe such as a pen pencil or screwdriver to move the switches during programming Switches are OFF when the tab is left ON when tab is moved to the right Before programming if the in
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