Viking VCWB300 User's Manual
Contents
1. SERVICE NOTEBOOK VCWB300 PROFESSONAL MODEL BUILT IN FULL HEIGHT WINE COOLER Preferred Service 0 Prefered Servite Table of Contents Temperature Readout and Setting Display Off Compressor Protection Fan Operation Alarm Security Display Interface Board Glass Mullion Shelf Electronic Function Deseript Display Panel Keyboard 10 Power Disconnect Switel 10 Showroom Switch 10 Display Panel Operat 11 Keyboard Entry Tone 11 Zone Pad 11 Lower Temp Pad 11 Higher Temp Pad 11 11 12 12 12 Door Stop Adjustment 13 Hinge Adjustment 13 Diagnostic Check Points 14 El Display Board Output 14 E2 Touch Switch Inputs 14 E3 Outputs and Line Voltage Inputs 14 E4 Thermistor Inputs 15 Compressor Relay 15 15 15 16 Solenoid Valve Evaporator Fan Wiring Schemati Wiring Diagram VCWB300 DDWB300 DESIGNER DFWB300 FULL OVERLAY BUILT FULL HEIGHT WINE COOLER VIKING TECHNICAL INFORMATION DUE TO POSSIBLITY OF PERSONAL INJURY OR PROPERTY DAMAGE ALWAYS CONTACT AN AUTHORIZED TECHNICIAN FOR SERVICING OR REPAIR OF THIS WINE COOLER The Viking Built in Full Height 30 W wine cooler VCWB series is designed to meet the needs of the upscale wine connoisseur while also meeting Viking Range Corporation s stringent product standards The product is 30 76 2cm wide and 84 213 4em tall The p2. PROBLEM POSSIBLE CAUSE CORRECTION 4 No Power from 4 Check E15 to ground See Control Board page 14 I Control Panel 1 Control Panel Ribbon 1 Check control panel ribbon Keys Inoperative or able Plugged in cable silver area on the ribbon Malfunctioning Wrong cable terminal should be facing away from the control board Plug in correctly if Incorrect 2 Control Panel or Ribbon 2 Check E2 test points page 14 Cable Defective Or No Signal Read at Control Board J LED s Do Nor 1 Unit Switched Off 1 Press unit On OW key Uluminate 2 LED Ribbon Cable 2 Check LED ribbon cable Plug Plugged in Wrong in correctly if incorre 3 No Data from Control 3 Replace control board Board K_AILED s Stay Mluminated 1 Bad Data from Control Board Replace control board L_ Same Segment s Missing From All Display Windows 1 Bad Data from Control Board Replace control board M Segment s Miss Ing From Only one Display Window 1 Bad LED Board in Control Panel Replace control panel assembly Door or Unit 1 See Page 12 this Manual See page 12 this manual 25
3. 1 20 Amps e stem consists of the following components listed in order of refrigerant MIR CONTROL PANEL ASSEMBLY The wine cooler is equipped with a control panel conveniently located in the top front of the top compartment of the wine cooler From this point the user can operate all functions of the wine cooler s PANEL temperature management and j various electronic features The control panel housing is constructed of injected molded plastic A glass keyboard is fastened to the housing by means of snap clips that are incorporated into the molded housing The keyboard is then secured in place with an adhesive The keypad utilizes a special technology that senses mass When the user places a finger on the glass surface at designated button locations the control recognizes this and converts this to an electronic signal This signal is then processed by the wine cooler s control that promptly results in a change of temperature settings or some of the other wine cooler electronic features On the underside of the control panel a means for attaching two light bulbs is molded in place The light tubes are installed into a separate lamp holder which is then attached to the control panel by four molded in clips and four screws Mode of operation Microprocessor based 3 channel temperature logic control Normal cooli
4. Unit Recently Energized Allow 24 hours for unit to pull down 4 Unit Recently Stocked Instruct customer 5 High Room Ambient Instruct customer that unit performs best between 60 F 15 0 90 F 32 C 6 Door Ajar a Wine rack obstruction b Door out of adjustment e Door or cabinet hil problem 7 Evaporator Fan Circuit Fault a Evaporator fans in all compartments not functioning b Only one compartment evaporator fan not operating a Adjust wine rack b See door adjustment procedures See page 11 in this manual e Check hinges Replace if a Check for 115VAC input to the control module See page 14 b1 Check wiring from the control module to the evaporator fan E3 pin 12 compartment 1 E3 pin 13 compartment 2 E3 pin 14 compartment 3 21 TROUBLESHOOTING GUIDE con t PROBLEM POSSIBLE CAUSE CORRECTION 4 Warm temperatura In all Wine Storage Compartments b2 Check for continuity acros the motor windings of the inoperative fan motor S pages 14 and 19 f Condenser Air Flow Condenser Fan Fault Dirty condenser Condenser fan blade loose or obstructed Fan motor disconnected or malfunctioning a Clean condenser b Check fan blade Tighten or remove obstruction e Check fan motor operation and electrical connections back to compressor Check for 115VAC from compressor
5. 12 3104 5 VDC TE3 Evaporator Thermister 3 61013 3 to4 5 VDC TC2 Compartment Thermister 2 Ttol4 3104 5 VDC Compressor Relay use E3 16 as common for measurements Com 115 VAC continuous power line supply NO 115 VAC when compressor is running NC Not connected Alarm wires check for continuity these are contact closures only Black Common Red Normally closed in no alarm condition White Normally open in no alarm condition Display Board IDBSD 4330 El Display Board receive 1 5VDC 2 data signals 3 ground E Futaba VED display data connection TE Thermister Evaporator Cut in 39 F minimum for Evaporator Temperature TC Thermister Compartment Compartment cut out Temperature Thermister Tolerance 2 degrees General Information Approved Board Certification Suction CSA UL 0 256 0 005 0 003 Discharge 0 194 00037 0 003 Process 0 256 0 005 0 003 Mechanical Data Low Starting Torque LST VCWB300 COMPRESSOR Lubricant Charge 6 76 Oz Lubricant type ESTER Lubricant Viscosity 40 150 22 Weight with Oil Charge 15 43 Ibs Nitrogen Charge 2 84 to 4 27 psig Application Evaporating Temperature range 14 F to Refrigerant R134 Refrigerant Charge 7 5 oz Expanding Device Capillary Tube Compressor Cooling Operating Range 60Hz LBP 32 C Ambient Temp 98 to 140V LBP 43 C Ambient Temp 98 to 1401 Maximum Condensing Pressures
6. Display and the Alarm buttons simultaneously for 5 seconds The display will show F or C Toggles between alarm on and off By pressing the alarm pad for 2 seconds 1 Activates alarm feature 2 Deactivates alarm feature 3 Disables alarm in the event of a high temperature condition 4 Used in conjunction with Display button temperature can be displayed in either Deg F or in Deg C It can be changed from one to the other by pressing and holding both the Display and the Alarm buttons simultaneously for 5 seconds The display will show E or C Wine Cooler Leveling A Lift the wine cooler off the roller the adjust to DETAIL B RIGHT SIDE NOTE DO NOT use an electric driving devi B 6 using a 5 16 hex head wrench Figure at the right 1 3 To raise the right side front rotate the right side front hex rod Clockwise 4 To raise the left side front rotate the left side ired height and level wine cooler by Refer to To raise right side rear rotate the right side rear hex rod Clockwise To raise the left side rear hex rod Clockwise ar rotate the left side front rod Clockwise Align wine cooler with sides of cabinets by adjusting leveling legs legs until firmly in place against floor To secure wine cooler raise until compartment cover is firmly seated under the soffit or anti tip boards Over tightenin
7. a pad was pressed command read and accept Zone Pad Lower Temp Pad Higher Temp Pad Lights 1 Toggle between zones for set point temperature adjustment Pressing immediately toggles from Top to mid to bottom ively that order Entry tone will sound at each depression 2 Used in conjunction with Higher Temp and Lights pads to enter service mode Press Zone Higher Temp and Lights multaneously for 5 seconds to activate service mode 3 Used in conjunction with Higher Temp and Lights pads to exit service mode Press Zone and Lights simultaneously for 5 seconds to exit service mode Normal operation will then 4 In service mode toggles between zones Pressing immediately toggles from Top to mid to bottom respectively that order 1 Lowers Temperature settings in 1 degree increments Entry tone will sound at each depression of pad until desired temperature setting is achieved 2 Activates charge mode Press lower temp pad when in service mode to activate charge mode Raises temperature settings in 1 degree increments Entry tone will sound at cach depression of pad until desired temperature setting is achieved 1 Used in conjunction with Zone and Lights pads to enter service mode Press Zone Higher Temp and Lights imultancously for 5 seconds to activate service mode ed in conjunction with Zone and Lights p
8. to motor Reconnect or repair wires or replace motor if defective 9 Compressor Fault Compressor electric components disconne or malfunctioning Compressor inefficient Compressor locked a Check integrity of compre electrical components 15 and 16 Check electrical connections back to control board Replace defective com ponent or repair wiring Check for 11SVAC from the control board Correct any wiring problems or replace compressor components if defective If no power from control board replace control board b For Compressor specifications electrical inputs and output See page 16 e See page 16 B Warm Temperaturd Control Set too Warm a Check set points Adjust set 5 in only one wine storage compartment U jit Recently Energized a Allow time for unit to pull down j Unit Recently Stocked with Wine a Instruct customer High Room Ambient a Instruct customer that unit performs best between 60 F 16 C 90 F 32 C TROUBLES JOOTING GUIDE con t PROBLEM POSSIBLE CAUSE CORRECTION 5 Door Ajar a See page 21 6 Evaporator Thermistor Fault a See page 17 7 Condenser Air Con denser Fan Fault a See page 22 3 a See E4 checks page 15 9 Solenoid Fault a Solenoid disconnected a See solenoid checks page 14 or m
9. 1 will energize for 10 seconds to relieve any pressures in the system The compressor will then energize and continue to run continuously while in service mode Pressing the zone button will change which chamber is active as indicated on the display The solenoid valve and evaporator fan will energize in the chamber that is active To leave the service mode press and hold the zone higher temperature and lights buttons simultaneously for 5 seconds normal operation will then resume Charge mode Pressing the lower temp button while in service mode selects charge mode In this mode all zone valves are open and all other functions are off This is to vacuum evacuate and charge the sealed system To exit charge mode the power must be removed turn of the power switch or unplug the product Display interface board Mode of operation Interface board for Vacuum fluorescent display module During normal operation temperatures in all three chambers are displayed and the red lens is blinking approximately once per second when the RS 232 signal is being received A bar symbol is displayed over the active temperature reading The adjusted temperature will be displayed as blinking approximately 5 seconds on 5 seconds off When the alarm mode enabled signal is being received the alarm symbol will be displayed Ifthe alarm signal is being received the alarm word will be displayed for approximately
10. 4 seconds and the chamber temperature will be displayed for the next 4 seconds The piezoelectric sounder will tum on for 100 milliseconds approximately every 8 seconds The display will be on even if the display blank command is being received GLASS MULLION SHELF Each compartment is separated be a fixed glass shelf Mullion two per wine cooler These glass shelves are uniquely designed such that they act not only as an insulated divider wall but also provides a means of draining the condensate water from the top and middle compartments and as a means of attaching and supporting the light tubes for the middle compartment The bottom trim of the shelf has holes for mounting the ass wine cooler This is accomplished through the use of L brackets that are att the liner walls of the cabinet and then attached to the shelf at an angle of 90 with respect to the walls of the wine cooler Two of these L brackets are used one on each side The condensate drain nozzle is tapered so that a drain tube can be interference free onto the outer diameter of the nozzle The drain tube directs condensate water to a desired location For the top compartment the tube directs water to the middle compartments mullion drain sump For the middle compartment the drain tube directs water to the sump in the liner bottom Each ulin shelf has two flanges and two screw bosses located at the font bottom of the d
11. Operating 230 psig Peak 293 psig Electrical Data Normal Voltage 115VAC 60Hz Start Winding R Run Winding Res 21 20 Q at 77 F 8 7 90 Q at 77 F 8 Locked Rotor Amperage 60Hz 9 80 Amps Full Load Amperage 60Hz 1 20 Amps Cheek Point Data Test Conditions 115V 6OHZ Evaporator Temp 10 F Condensing Temp 130 F Cooling Capacity 5 275Btuh 81 Watts Power Consumption 5 75 Watts Current Consumption 5 0 98 Amps THERMISTER RESISTANCE READING Using a Cup of Water full of ice at 32 F place the Thermister in the water and you should read approximately 7353 0 s DEG F RESISTANCE DEG F RESISTANCE 25 8989 3153 26 8732 3113 27 8483 3035 28 8242 2959 29 8009 2865 30 7783 2814 31 7556 2744 32 2676 33 2610 34 2546 35 2484 36 2424 37 2365 38 2308 39 2252 40 2198 41 2145 42 2084 43 2044 44 1996 45 1948 46 1902 47 1856 48 1814 49 1772 50 1731 51 1690 52 1651 53 1613 54 1576 55 1540 56 1505 57 1471 58 1437 59 1405 60 1373 61 1342 62 100 1312 Solenoid ve Evaporator Fan FEATURES Direct acting solenoid valve designed to shut off refrigerating media MOUNTING Vertical with coil upwards preferred During welding the central part of the body must not exceed 100 C VALVE Medium temperature from 10 C to 90 C Opening time 20 ms closing time 20ms COIL Voltage tolerance 10 Soles Valve Normally Clo
12. ad to exit service mode Press Zone Higher Temp and Lights imultaneously for 5 second to exit service mode Normal operation will then resume Toggle between lights on when door open only and lights always on Warning May affect temp regulation of Wine Cooler Entry tone will sound at each depression of pad 1 Used in conjunction with Zone and Higher Temp pads to enter service mode Press Zone Higher Temp and Lights simultaneously for 5 seconds to activate service mode 2 Used in conjunction with Zone and Higher Temp pads to exit service mode Press Zone Higher Temp and Lights simultaneously for 5 seconds to exit service mode Normal operation will then resume Display Pad Alarm 1 Activates control panel Pressing button for 2 seconds toggles the display on off Entry tone will sound at after 2 seconds of pad depression 2 Activates Holiday Mode Pressing button for 15 seconds toggles the holiday mode on off 3 Used in conjunction with alarm pad to toggle between F Fahrenheit and C Celsius temperature reading Press and hold Alarm and Display simultaneously for 10 seconds to change from one to the other F or C 4 Used in conjunction with Alarm button temperature can be displayed in either Deg F default or in Deg C It can be changed from one to the other by pressing and holding both the
13. alarm functions Closure of this switch will over ride normal cooling Temperature displayed for the chambers will be the last temperatures stored in memory or the factory defaults setting if they have not been changed Lights and functions will occur as in normal cooling operation described above Holiday mode Sabbath mode Pressing and holding the display button continuously for 10 seconds accesses this mode Note The Display must be on before entering Holiday Mode To cancel Holiday Mode press and hold the display button continuously for 10 seconds When Holiday Mode is selected a random time delay of 15 to 25 seconds will be applied to the compressor relay start and stop The chamber lights relay will remain de energized The display will not be illuminated Audible sound beep from the control will be disabled Fan outputs will not be affected by opening or closing of the door switch All front panel buttons will be inoperative except a 10 second press of the display button causing the control to exit Holiday Mode All other functions will continue as in normal cooling described above The Alarm sounds is disabled and the home security relay will not transfer Service mode This mode selected by pressing and holding zone higher temp and lights buttons simultaneously for 5 seconds is intended for manual operation of the compressor valves and fans for purposed of servicing diagnosing and repair When put in to this mode valve
14. alfunctioning 10 Sealed System leak or Restriction a See compressor data page 16 C Product Temper 1 Compartment a Check thermistor ohms See ature is actually 10 Thermistor Fault page 15 and 17 Replace if or more colder than defective If thermistors are displaved OK replace contro board temperature D Cold Temper 1 Control Set too cold a Check set points Adjust set ature in all Wine point Warmer Storage Compartments 2 Door Ajar a Wine rack obstruction a Adjust wine rack b Door out of adjustment b See door adjustment page 13 Door or cabinet hinge c Check hinges Repla problem defective 3 Control Set too Cold a Check set points Adjust set points WARMER 4 Room Temperature Below Set Point a Instruct Customer E Cold Temperatures 1 Door Ajar Ta only one Wine a Wine rack Obstruction a Adjust wine rack Storage Compartment b Door out of adjustment b See door adjustment procedures See page 11 in this manual TROUBLESHOOTING GUIDE con t PROBLEM POSSIBLE CAUSE CORRECTION 2 Refrigerant Valve aa Initiate manual valve activation Solenoid Fault mode on opposite valve as that Stuck Open suspected Toggle to evaporator temp readings associated with suspected valve to verify it is closed Ifit is open check solenoid electrical connections to make sure they are not crossed Unplug solenoid to see if valve closes If valve closes replace solen
15. de to 5Vde otherwise less than 1 Vdc 12 When button is touched 4Vde to 5Vde otherwise less than E3 Outputs and line voltage inputs loads connected typi 1 Showroom switch off OV on 120VAC 2 7 Notconnected 8 Door switch open OV closed 120VAC 9 When Zone is being cooled or service mod 10 When Zone is being cooled or service mode 115 VAC off OV 11 When Zone is being cooled or service mod 12 When zone is being cooled or service mode 13 When zone is being cooled or service mode 14 When zone is being cooled or service mode 15 When zone lights to be on 115 VAC of 16 Power line neutral Common for all E3 measurements E3 pin 9 Solenoid 1 pin 10 Solenoid 2 pin 11 Solenoid 3 E3 pin 12 Evap Fan 1 pin 13 Evap Fan 2 pin 12 Evap Fan 3 NOTE All wiring controlling Fan 3 Sol 3 and both 3 Thermisters have Black strips All wiring controlling Fan 2 Sol 2 and both 2 Thermisters have Red strips All wiring controlling Fan 1 Sol 1 and both 1 Thermisters have White strips DIAGNOSTIC CHECK POINTS con t REF LA CE ox PPDP TEDDY ALS To INSURE CORRECT FATIH GROUND AND POLARIZATION AFTEF SERVICING E4 Thermister inputs measured with thermisters disconnected 168 316 4 5 VDC 182 Evaporator Thermister 2 269 3104 512 TCI Compartment Thermister 1 31010 3104 5 VDC TEI Evaporator Thermister 1 Atoll 3 to4 5 VDC TC3 Compartment Thermister 3 5 to
16. evice The two light tubes forthe mide conmparien are ana int the flanges at end and are then secured in place at each end with a screw and a light tube elamp The wires for he t covered with an extruded races I wire channel DISPLAY PANEL KEYBOARD Elosn l 7D 2 8 ELECTRONIC FUNCTION DESCRIPTION Power Disconnect Switch The power on off switch is used to turn the power off to the wine cooler when cleaning it or changing the light tubes The wine cooler is shipped with the power on off switch in the on position To turn the power off remove the center grille assembly by grasping the three center louvers lifting up and pulling outward Press the power on off switch to the ON position Replace the center grille assembly by aligning the hooks in the assembly with the slots in the brackets which are attached to the grille Push in over the hooks and slide grille assembly downward Showroom Switch The showroom switch allows electronic controls and interior lights to function independently of the refrigeration system Your wine cooler i shipped with the showroom switch in the OFF position To use the showroom mode remove center grille assembly and tum the showroom switch to the ON position Showroom mode will be engaged DISPLAY PANEL OPERATION Keyboard Entry Tone Indicates
17. g can cause damage Rotate leveling LEVELING ADJUSTMENTS DOOR STOP ADJUSTMENT 1 Using a 3 16 allen wrench remove door stop pin located in bottom hinge 2 The pin is factory set 110 For 120 swing move the pin to the utmost forward stop hole For 90 swing move the pin to the utmost rear stop hole HINGE ADJUSTMENT 1 Using 3 16 allen wrench remove the door stop pin located in bottom hinge 2 Using the height adjustment shim as a wrenching device rotate the height adjustment bushing counterclockwise to raise or clockwise to lower the location of the door When proper adjustment is reached align shim with door stop pin holes and replace door stop pin Firmly tighten pin in place 120 Dour Step DIAGNOSTIC CHECK POINTS Rfer to Wiring Schematic on Page 19 Number DeseriptionA EI Display Board Send 1 5Vde 2 data signals 3 ground E2 Touch switch inputs with switches connected typical 1 5VDC 2 Ground Common for measurements on E2 3 Not connected 4 When button is touched 4Vde to 5Vde otherwise less than 1Vde 5 When button is touched 4Vde to 5Vde otherwise less than 1 Vdc 6 When button is touched 4Vde to 5Vde otherwise less than 1 Vdc 7 5Vde 8 Ground Common for measurements on E2 9 Not connected 10 When button is touched 4Vde to 5Vde otherwise less than 1Vdc 11 When button is touched 4V
18. he new set point will be stored in non volatile memory The unit will begin controlling the particular chamber to the new set point and the actual chamber temperature will be displayed Temperature can be displayed in either Degrees F default or in Degrees C It can be changed from one to the other by pressing and holding both the display on off and the display alarm buttons simultaneously for 5 seconds The display will show F or C appropriately This setting will be stored in non volatile memory and will be saved during period of power loss Display off To turn the display off momentarily p r off as soon as the button is released ss the display The display will turn To turn the display on momentarily press the display button The display will turn on as soon as the button is released Compressor protection At any time the compressor needs to start including that power up the appropriate zone valve will energize for 60 seconds before the compressor is allowed to start This is intended to allow to discharge any pressures in the system so that the compressor will not start under heavy load Any time that all chambers reach set temperatures s the compressor will continue to run for an additional 30 seconds This is intended to reduce compressor start stop cycles as the various chambers call for cooling Fan operation The evaporator fans if running will shut off whenever the door switch opens and
19. ng operation Control will independently read and regulate the average temperatures of each chamber to its corresponding set point as shown on the vacuum florescent display VFD When cooling is called for the zone valve will energize and the compressor will energize 60 seconds later Only one zone valve fan can be energized at a time Chamber 1 will take precedence over chamber 2 which will take precedence over chamber 3 in the event that more than one chamber is calling for cooling at the same time Each chamber will run for a maximum of 10 minutes after which it will switch to the next chamber requiring cooling When a chamber reaches 1 below set temperature the zone valve is de energized The control will energize the compressor and appropriate zone valve based upon the temperature at the evaporator thermistor and will turn off the zone valve based upon the temperature at the chamber thermistor Temperature readout and setting Pressing the zone button will change which chamber is selected for adjustments The selected chamber will have a bar displayed over the temperature reading on the VFD Pressing the higher or lower buttons will raise or lower the set point of the selected chamber in one degree F increments Every time any set point is changed a set time delay will start When the set time delay is completed without another change in the temperature the currently displayed number will become the new set point T
20. oid If valve does not close repli valve 3 Room Temperature Below Set Point Instruct customer F 1 Extremely 1 Control Set to Display 1 Initiate temperature units Cold Temperatures Celsius but Customer selection mode and select Displaved 3 10 18 Thought it was Fahrenheit units of measure 2 Ifoutside US Fahrenheit Could be Exiremelv 2 If Outside US Control 2 Initiate temperature units Warm Temperatures Set to Display Fahren selection mode and se Displaved 38 10 654 heit but Customer Celsius units of measure Thought it was Celsius Lights Stay on in 1 Lights Switched On 1 Press amp release lights On Off Either Wine Storage 100 key Compartments 2 Fan and Light Switch 2 Check wiring at fan amp light Wiring Crossed switch and at control board Rewire if incorre 3 Light Sw 3 Press release lights On Off Malfunet key then depress light switch Repeat steps If no effect replace switch H Lights will not 1 1 Press amp release unit On Off key Energize in One or 2 2 Plug in known good lights If All Wine Storage they work replace defective Compartments lights 3 3 Check light switch operation nected of Malfunction and electrical connections ing Check for 11SVAC to and from Switch reconnect wires or Replace switch if defective 24 TROUBLESHOOTING GUIDE con t
21. roduct has adjustable leveling legs to allow the height to be adjusted from 82 1 2 TO 84 3 4 209 6 to2120 7cm The sealed system is located on the top of the product The product has commercial type construction and is available with various features and color options General Specific Model VCWB300 Internal Volume Capacity 150 Bottles Electrical Requirements TISVAC 60 HZ and 15 Amps Maximum Amp Usage 2 0 Amps Refrigerant Type HFC 134a Refrigerant Charge See Rating Label Overall Width 30 inches 76 2cm Overall Depth without Handle Includes Door Extrusions 24 Designer DDWB300 24 Full Overlay DFWB300 2494 to Front of Grille Overall Height Rollers to Top of Air Grille 82 to 83 SEALED SYSTEM The sealed s flow 1 condenser coil 1 dryer assembly 3 solenoid valves 3 heat exchangers 3 evaporators 1 compressor 1 discharge tube 1 drain pan heater 1 pre condenser loop Refrigerant Type HFC 134a Refrigerant Charge 7 3 oz Evaporator Temperature Range 14 F to 31 F Expanding Device Cap tube Compressor Cooling LBP 32 C Ambient temp 98 to LBP 43 C Ambient temp 98 to 1401 Maximum Condensing Pressures Operating 230 psig Peak 293 psig Electrical Data Normal Voltage 115VAC 60Hz Start Winding Resistance 21 200 at TTF 8 Run Winding Resistance 7 900 at TTF 8 Locked Rotor Amps 60Hz 0 Amps Full Load Amps 60Hz
22. sedL_ Li orice Max pressure bar Power absorption ja Tiqulds Trust mm ac a 2 5 5 0 Compartment and Evaporator Thermister Location EVAPORATOR FAN MOTOR VCWB300 WIRING SCHEMATIC 1 ae Sry UNIT COMPARTMENT TROUBLESHOOTING GUIDE PROBLEM POS BLE CAUSE CORRECTION A Warm temperature in all Wine storage compartments 1 Control set too warm Check set points Adjust set points colder 2 Unit in Showroom Mode Adjust set points and listen for compressor and condenser fan operation If they do not energize switch unit OFF then press and hold upper compartment colder amp warmer keys while pressing unit On OFF key 3
23. turns back on when the door switch closes When operating in Holiday Mode the Fan s will not turn off if running when the door switch opens Chamber lighting The light inside the chambers can be always on or only on when the door switch is open Pressing the lights button on the front panel toggles this setting Also see holiday mode Alarm security Alarm operation can be toggled on or off by pressing the alarm front panel button for 2 seconds When the temperature inside any chamber is higher than the set temperature by more than 5 degrees F for longer than the 2 hours delay the display will flash on and off and an audible signal will sound When the alarm mode is active an enunciator will appear in the display Upon initial power up the alarm will be disabled for a start up delay to allow for the unit to reach temperature The alarm can be disabled by pressing the alarm off button A door alarm is provided that will sound if the door switch is open for longer than the door alarm delay The alarm will shut off upon re closing the door and the delay time will be reset Temperature alarm operation will be inhibited in show room mode Home security contacts will transfer during an alarm condition When operating in Holiday Mode the high temperature alarm and door Showroom mode This mode selected by closing the showroom switch is intended to simulate normal operation in all ways except the cooling and temperature
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