OPERATION & SERVICE MANUAL
Contents
1. 1 Too little motor current under 20 mA display shows for example 1 1 2 Too much time to complete vend 12 seconds display shows for example 2 2 3 Loss of changer communications display shows ERROR 3 4 EEPROM checksum error ERROR 4 Performing a Free Vend on the failed selection will clear error Codes 1 amp 2 Coin dispensing To dispense a coin from the inventory tubes while in the service mode press 1 The controller will display DISPENSE and wait for one of the following letters The corresponding coins will continue to be paid out until the letter is released A Left Tube B Middle Tube C Right Tube To exit this mode press 14 or exit the service mode 67059 9 VC1100 SECTION 5 PROGRAMMING Motor count To display the total number of functioning motors while in the service mode press 2 The controller will test each motor drive in the current configuration to determine if a valid motor is connected at that instant The message MOTORS and the number of motors responding will then be displayed To exit this mode press 14 or exit the service mode Downward configuration To remove undesired motor selections from the configuration enter the service mode and press 3 the controller will reconfigure to the currently functioning motors and display CONFIGURED This is the only means of removing motors from the configuration This function shoul2. BLK ati COINCO INTERNATIONAL 1 pe VALIDATOR sho 2 70 SELECTION CONTROLLER uo 1 ACCEPT 4 EXECUTIVE 2 eX E dadas 1 6 5 COL 5 LU RED escrow 7 P6 he L5 RED 1 67059 5 WHT 11 FOURTH TUBE 1 14 M i 24 VOC 1 4 9 1 1 1 DATA 2 9 INTERRUPT 3 4 CON Pela 35 VOC 1 CHANGER 24 1 2 MIDDLE TUBE E gt 5 LEFT TUBE 12 7 3 2 5 RIGHT TUBE s 12VAC 4 RESET n ZAVAC s 5 2 6 SEND P2 E 8 4 5 7 19 1 1413 a TYPICAL MOTOR ROW oe CIRCUIT EY 1257428 SZ 1 4002 IN4002 Z COLUMN G 7 14 x 67059 16 VC1100 Vend Enable Board EIL OD VEND ENABLE BOARD DEFROST o of RED BAND 115 CABINET GREEN BAND ENN 24 CAPACITOR RED 37 RED 38 VAC DOOR SW PROM 4398 VEN y p a DIP SW RED 25 BLU 28 wm N O RED 26 mm NC 24 Vac e RED 27 COM 4 LED INDICATES NEGATIVE TEMPERATURE QP a lt MORE TOAN _ EXCEEDED FORZEN OR SLACK TEMP LIMIT z Fa SLACK 25 F FOR MORE THAN 15 MINUTES ON ON Lg 1e COLD 45 FOR MO
3. SECTION 6 PARTS Tray Adjustment Each tray has column divider slots which are numbered to provide an even number of spaces across the width of the tray You may position a motor anywhere deemed necessary to accommodate a particular package geometry however centered within the column spacing is the normal position Motors can be added removed or re positioned by following the below procedure while referring to the tray diagrams 1 move motor to a new position remove the rubber retainer from the motor mounting pin and from the column divider locking bar Remove the appropriate column divider and move the motor to its new location insert the mounting pin position divider locking bar and re apply rubber retainers 2 To remove motors follow step 1 and also disconnect the connector located at the back of the motor CAUTION Do not pull on the connector wires to remove the connector from the mating plug but rather clasp the sides of the connector Disengage the coil drive wheel from the motor by pulling straight outward on the front ofthe coil 3 When installing additional motors attach the next numbered connector from the spare connectors located at the back of the tray Note Refer to the specific manufacturer s troubleshooting guide for the coin changer and bill acceptor 67059 20 VC1100 SECTION 7 TROUBLESHOOTING Message Display on Front Panel Not Lit but Compressor Runs 1 Vend Enable Board interrupted vend function
4. circuit breaker tripped Defective compressor Significant loss of refrigerant gas Freezer Will Not Cool to Operating Temperature Dirty condenser filter Dirty condenser Evaporator fan not working Ensure freezer door interlock switch is functioning Air leakage Loss of refrigerant gas Very Rapid Rise in Freezer Temperature l 67059 Unit in defrost mode 22 VC1100 APPENDIX 1 LANGUAGES 67059 The following messages will be affected by the language selection and will be stored in the controller memory to be displayed as described in section 5 English Italian Dutch Spanish Danish French German English Italian Dutch Spanish Danish French German English Italian Dutch Spanish Danish French German English Italian Dutch Spanish Danish French German English Italian Dutch Spanish Danish French German PLEASE INSERT EXACT MONEY PER FAVORE INTRODURRE I PRECISI SOLDI AFGEPAST GELD IN WERPEN POR FAVOR DEPOSITE CANTIDAD EXACTA PLEASE INSERT EXACT MONEY INDKAST AFTALTE PENGE FAITES L APPOINT PLEASE INSERT EXACT MONEY ABGEZAHLTES GELD EINWERFEN PLEASE INSERT MORE MONEY PER FAVORE INTRODURRE PIU SOLDI MEER GELD IN WERPEN POR FAVOR DEPOSITE MAS DINERO PLEASE INSERT MORE MONEY INDKAST FLERE PENGE MONTANT INSUFFISANT INTRODUISEZ D AUTRES PIECES PLEASE INSERT MORE MONEY MEHR
5. mounted on the inside of the service door Vend Enable Monitoring System The function of this system is to provide additional user protection by disabling vending operations in the event freezer temperatures rise above a preset temperature for an extended period of time Activation Temperature Frozen Foods 10 F or higher if more than 15 minutes Slack Frozen 25 F or higher if more than 15 minutes Refrigerated 45 or higher if more than 5 minutes 67059 4 VC1100 SECTION 4 OPERATION Refrigeration Control The temperature is thermostatically controlled and adjusted via the thermostat which is mounted on the power panel located behind the Service Door It is important to remember that the compressor turns off at the thermostat setting however the turn on point is based on the thermostat s differential setting The differential setting as shipped from the factory will be 5 F however this may be adjusted if you determine that a longer cycling period would be more satisfactory The evaporator in the ceiling ofthe freezer compartment has no user settings or adjustments The evaporator fans are activated via the Freezer Door Reset Switch which is mounted on the upper portion of the center wall panel When the Freezer Door is closed or when the switch s plunger is pulled out the fans will be operational A fan control thermostat is mounted on the evaporator coil that turns the fans ON at 35 F and OFF at 55 F As the freeze
6. DAY DISPLAY A SPACE S KEYPAD A G DISPLAY O A Y SPACE SPACE SPACE KEYPAD 10 D G G 67059 12 VC1100 SECTION 5 PROGRAMMING Language selection To select the message language while in the service mode press 10 The controller will display LANGUAGE and wait for the appropriate letter as defined below After the letter has been depressed the nationality of the language selected will be displayed Each message affected is listed in appendix 1 A Italian B Dutch Spanish English D Danish E English French English G German Vend options To program the vend options while in the service mode press 11 the controller will display OPTIONS Pressing one of the appropriate letters as defined below will enter into that menu and the current ON Off state will be displayed pressing the same letter again will toggle the ON OFF state Bill escrow This option will allow the last bill accepted to be returned provided the bill acceptor is capable of such a feature To access this option press the letter after the 11 The current on off state will be displayed as ESCROW Pressing A again will toggle the on off state To save amp exit this mode press 14 or exit the service mode Force Vend This option will force the customer to complete a purchase once they have deposited money of any form If a vend is attempted
7. GELD EINWERFEN MAKE ALTERNATE SELECTION FARE UNA ALTRE SCELTA ANDERE KEUZE MAKEN SELECCIONE OTRO PRODUCTO MAKE ALTERNATE SELECTION VAELG ANDEN VARE FAITES UNE AUTRE SELECTION MAKE ALTERNATE SELECTION ANDERE WARE WAHLEN PLEASE CALL SERVICE PER FAVORE CHIAMARE SERVIZIO SERVICEDIENST BELLEN POR FAVOR LLAMAR MANTENIMIENTO PLEASE CALL SERVICE TILKALD SERVICEMONTOR DEMANDEZ LE RESPONSABLE PLEASE CALL SERVICE BITTE KUNDENDIENST RUFEN THANK YOU GRAZIE DANK U GRACIAS TAK MERCI VIEL DANK 23 VC1100 APPENDIX 1 LANGUAGES 67059 24 VC1100
8. ION Enter the desired selection letter followed by the number these will be displayed with the selection price while a vend of the motor is attempted If the vend 15 successful the display will blank If the vend 15 not successful the controller will beep three times before blanking To exit this mode before entering a selection press 14 or exit the service mode Free vend row To free vend an entire row of selection motors while in the service mode press 7 the controller will display SELECTION Enter the letter of the desired row The controller will display the selections number and price as the corresponding vend is attempted If the vend is successful the controller will continue with the next motor If the vend is not successful the controller will beep three times and continue with the next motor This will repeat until vends on all motors in the row have been attempted and then the display will blank To exit this mode before entering a row press 14 or exit the service mode after entering a row press 14 and hold until the current vend is completed Free vend entire machine To free vend the entire machine of selection motors while in the service mode press 8 the controller will display the selections number and price as the corresponding vend is attempted If the vend 15 successful the controller will continue on with the next motor the vend is not successful the controller will beep three tim
9. NVIRONMENT Operating Ambient Temperature 50 F to 100 F Location Environment Indoors 7 HEALTH SAFETY PROTECTION Activation Temperature Frozen Foods 10 F or higher if more than 15 minutes Slack Frozen 25 F or higher if more than 15 minutes Refrigerated 45 F or higher if more than 5 minutes 67059 2 VC1100 SECTION 2 INSTALLATION Upon initial receipt from the factory allow the unit to set at room temperature for at least 24 hrs before operation Also the unit should be stored vertical at all times When relocating the unit it should not be tipped at extreme angles If the unit is relocated it is strongly recommended that a similar 24 hr non operating period be observed If the unit was in an operating mode prior to relocation the inside of the freezer compartment should be allowed to rise to room temperature and completely dry out before placing back into service The unit requires an independent 15 amp earth grounded circuit The back of the unit must be located at least 6 inches from any obstruction to ensure proper air flow in the compressor area After plugging the unit into the proper wall outlet open the Service Door and turn the main power switch on The display on the front panel should become active after approximately 20 seconds Set the desired temperature on the thermostat control and place the Refrigerator Freezer Mode Switch in the appropriate position When operating in the frozen or slack frozen m
10. RE THAN 5 MINUTES TEST 67059 17 HH 9 2 EXCEEDED COLD TEMP LIMIT DEFECTIVE CABINET SENSOR VC1100 SECTION 6 WIRING DIAGRAMS MAIN SWITCH LINE Sv3 115 VAC GROUND 60 HZ NETURAL 115 Vac 60Hz SCHEMATIC F1 1 8 AMP SLO BLO Te LAMP BALLAST T1 POWER SAVER SWITCH Swe CABINET HEATER DEFROST TIMER x F3 1 2 SLO BLO NOTES REFRIG FREEZER MODE SWITCH OPEN REFRIG CLOSED FREEZER 5 6 5 SWS LOW PRESSURE SWITCH NC DRAIN HEATER 1 SWITCH OPENS ABOVE 75 DEG F 2 TERMINALS 2 amp 3 SHORTED WHEN COIL IS gt 55 DEG F 1 amp 2 SHORTED WHEN TEMP FALLS BELOW 35 DEG F SERVICE DOOR RESET EVAPORATOR FAN INTERLOCK SWITCH CONTACTS SHOWN IN CLOSED SERVICE DOOR POSITION 67059 18 PRODUCT DOOR HEATER GLASS PANEL HEATER EVAPORATOR HEATER COIL SEE NOTE 1 SEE NOTE 2 VEND ENABLE CONTROLLER BOARD VC1100 SECTION 6 PART NO DESCRIPTION DE727 DE728 EL734 EL848 EL836 EL851 EL761 EL850 EL742 EL801 EL803 EL812 EL806 754 763 778 GL720 HA247 PL339 PL724 PL730 PL743 RE724 RE726 RE739 RE745 RE747 RE748 RE749 RE753 RE756 SA166 ST750 ST768 ST781 ST801 ST802 WF720 WF721 WF722 WE723 WF724 WF728 WF729 WF730 WF734 WF736 LABEL TRAY PROD PRICING 67059 19 VC1100
11. We Take Cold Very Seriously VENDTRONICS OPERATION amp SERVICE MANUAL VC1100 SERIES EXE 70 115 Volts 60 Hz 67059 Software Seaga Manufacturing Inc 700 Seaga Drive Freeport IL 61032 USA Phone 815 297 9500 Fax 815 297 1700 www vendtronics com www seagamfg com A Member of the 5 Family of Companies Table of Contents Specifications 2 Installation 3 System Overview 224 Operation 5 Programming 9 Wiring Diagrams 16 Parts 19 Troubleshooting 21 Append a 203 67059 1 VC1100 SECTION 1 SPECIFICATIONS 1 GENERAL Dimensions 41 W x 32 1 8 Dx 72 H Weight 650 Ibs Construction Heavy gauge steel and plastic Finish Powder coated paint Number of Trays 5 Available Column Configurations 3 4 6 9 Machine Capacity 6010 450 Available Coil Sizes 4 5 6 7 8 10 12 and 16 2 POWER REQUIREMENTS 115 Volts 15 Amps 60 Hz 3 OVERLOAD amp SHORT CIRCUIT PROTECTION Control Transformer 3 4 Amp fuse Fluorescent Lamp Transformer 2 Amp fuse Heated Glass Window Ground fault interrupter 4 REFRIGERATION Compressor 1 2 hp Refrigerant Charge R404a 1 8 165 See product label on machine Evaporator Forced air with electric defrost 5 OPERATING TEMPERATURES Range based on a 72 F room ambient 20 F to 40 F Turn On Turn Off Differential Factory set for 5 F 6 E
12. and the motor fails during this vend the customer will be allowed to escrow the credit for up to 25 seconds regardless of the force vend status To access this option press the letter after the 11 The current on off state will be displayed as Pressing again will toggle the on off state To save amp exit this mode press 14 or exit the service mode DEFAULT SETTINGS vend options will be disabled of the prices will be set to 0 00 The point of sales message will be preprogrammed to ENJOY A SNACK NOW The language will be set to English 67059 13 VC1100 SECTION 5 PROGRAMMING Health Safety Monitoring System The primary purpose of this system is to prevent the vending of products that are or have been subjected to excessive temperatures for a specific period of time Sensors inside the freezer compartment constantly update the Vend Enable Board s computer with temperature readings to ensure the integrity of this safety feature The freezer temperature can be monitored via a two digit display located on the Vend Enable Board Please note that directly to the left ofthe left most digit is a red L E D that when lit denotes when freezer temperatures go below zero The Vend Enable Board is capable of monitoring freezer temperatures based on three operating ranges 1 Refrigerated Foods 45 F or colder 2 Soft Frozen or Slacked Frozen Foods 25 F or colder 3 Fr
13. d be performed whenever a motor has been added or removed To exit this mode press 14 or exit the service mode Accountability To display the stored accountability while the service mode press 4 The controller will display ACCOUNTING and wait for one ofthe following inputs Total Cash Accountability which will rollover after 99 999 95 B Total Bill Acceptor Accountability which will rollover after 99 999 00 To exit any of these modes press 14 or exit the service mode Price setting While in the service mode press 5 the controller will display SELECTION Enter the desired selections letter followed by the number these will be displayed with the current price until the desired price is entered using the numeric keys The most significant digit followed by lesser significant digits It is not necessary to enter leading zeros and only the first four numbers will be used Use the 10 button to enter a zero To save a price for a single selection press 11 To save a price for an entire row of selection motors press 12 To save a price for the entire machine press 13 To cancel an unwanted setting before saving press 14 To exit this mode before entering a selection press 14 67059 10 VC1100 SECTION 5 PROGRAMMING Free vend selection To free vend a single selection motor while in the service mode press 6 the controller will display SELECT
14. does not offer escrow or bill escrow is disabled the bill will go straight to the bill stacker Additional bill acceptance Additional bills will be accepted if the dime and quarter tubes are both above the low indicators If the accumulated credit is greater than or equal to the maximum price then bill acceptance will be disabled If the bill acceptor offers escrow and acceptance is disabled because of the maximum price the bill will be kept in the escrow position otherwise the bill will go straight into the bill stacker If the bill acceptor does not offer escrow the bill acceptor will be disabled after the second bill has been sent to the stacker unless the Force vend feature is enabled 67059 7 VC1100 SECTION 4 OPERATION Selection vending When an alpha character is depressed on the keypad a beep will be issued while the alpha is displayed for up to 5 seconds If a number is depressed within that 5 seconds a beep will acknowledge the entry and one of the following series of events will occur If there has not been enough credit deposited the selection s character number and price will be displayed for approximately 1 second with three beep tones followed by the PLEASE INSERT MORE MONEY message being scrolled one time Then the credit or the point of sales message if no credit has been established will be displayed again If there has been enough credit deposited see note 1 below the selection s character number and
15. e scrolled on the display unless the force vend option is enabled If this is the case either the programmable point of sales message or the PLEASE INSERT EXACT MONEY message will be scrolled on the display depending on the status of the changers inventory tubes When credit has been established the amount of credit will be displayed instead of either message otherwise the controller will continue as above until a vend sequence is initiated or an escrow request is made If an escrow request is received and the force vend feature is disabled the deposited credit will be returned in a like coin fashion 67059 6 VC1100 SECTION 4 OPERATION Coin acceptance The controller will allow acceptance of all coins as long as the accumulated credit is less than the maximum price of any selection in the current configuration Coin acceptance will be disabled during all vends while coins are being paid out and while in the service mode of operation First bill acceptance The first bill will be accepted if the quarter tube is above the low indicator or if the dime and nickel tubes are both above the low indicators If the accumulated credit is greater than or equal to the maximum price then bill acceptance will be disabled If the bill acceptor offers escrow and acceptance is disabled because of the maximum price the bill will be kept in the escrow position otherwise the bill will go straight into the bill stacker If the bill acceptor
16. eriod of operation before the initial defrost period begins The timer can be manually set at any time by simply turning the dial in a clockwise rotation a complete rotation represents 12 hours 67059 5 VC1100 SECTION 4 OPERATION System Control Board The System Control Board controls the message on the front display the bill acceptor the coin changer the accumulation and display of escrow the making of change payments keypad selection setting of price and operates the vend motors Before defaulting to the sales mode of operation after powering on the controller will restore the vend options to their state at power off define the motor configuration calculate the maximum price reset the display and flash if it takes a long time to determine the type of changer and bill acceptor attached If a vend was in progress at the time of the power loss the credit will be lost and the motor will be halted off of the home position therefore the next vend of this motor may be either shorter or longer than normal The sales mode is the normal mode of operation The controller will always default to the sales mode under the absence of keypad input While in this mode the controller shall function as described below Idle condition The controller will monitor the changer and bill acceptor for customer input while waiting for a keypad generated interruption If no action is taken then the programmable point of sales message will b
17. es and continue with the next motor This will repeat until vends on all motors in the machine have been attempted and then the display will blank To exit this mode press 14 and hold until the current vend is completed The free vend by selection row or machine is considered as test vend 67059 11 VC1100 SECTION 5 PROGRAMMING Point of sales message programming To exit this mode before starting a new message press 14 after starting a message the new message length must be saved before exiting this mode To enter a new point of sales message while in the service mode press 9 the controller will display MESSAGE Using the keypad and the following keypad definitions entering in the new message will over write the old message Menu 1 is the default menu after each keypad entry from either menu the keypad will return to Menu 1 To use Menu 2 the SHIFT key must be depressed prior to the Menu 2 key To save the length of the message the ENTER button must be pressed from within the Menu 2 Ifthe maximum limit of 55 characters is entered the message length is automatically saved KEYPAD MENU 1 MENU 2 1 8 A G M S Y 4 B2 9 B HN T E o C 3 10 C O UIO 6 014 11 J P 117 1192 12 W 2 8 F 6113 F LII R 9 G 7 14 SPACE SHIFT ENTER Sample ENJOY A SNACK TO
18. ler will beep three times while the MAKE ALTERNATE SELECTION message is displayed one time The credit or point of sales message will be displayed again following the above message Note 1 An item price of 0 00 is allowed as a valid vend while in the sales mode of operation Note 2 A bad motor is defined as a motor location requiring more than 12 seconds before detecting a home position signal or an electrically open motor circuit Once a bad motor has been detected it can not be vended until it is cleared by performing a free vend from within the service mode of operation 67059 8 VC1100 SECTION 5 PROGRAMMING The service mode of operation The service mode is to be entered by depressing the red mode button located on the component side of the controller board The controller automatically returns to the sales mode if no input from the keypad is received in approximately 25 seconds or if the mode button is pressed a second time within this period Upon entering the service mode a beep will be issued to recognize the transition and diagnostics will be displayed until a function key is pressed The diagnostics will include which motors in the configuration have been flagged as bad motors and an error code as to why as well as the loss of changer communications or an EEPROM checksum error If credit exists upon entry to the service mode it will be restored when the sales mode is re invoked ERROR CODE ERROR DESCRIPTION
19. odes the Glass Panel Heater switch should be in the ON position and in the OFF position for the refrigerated mode Please note that the resolution of the thermostat dial setting is wider for temperatures below 0 It may be necessary to make slight adjustments to achieve the desired temperature The actual freezer temperature can be monitored via the two digit display located on the Vend Enable Board Ensure unit has reached the required temperature setting before loading product When the unit is used in the frozen food or slacked frozen mode of operation all food items should be frozen prior to stocking the unit 67059 3 VC1100 SECTION 3 SYSTEM OVERVIEW Refrigeration System This system is comprised of the evaporator condensing unit and the thermostat control The system becomes functional as soon as the main power switch is turned on Defrost System Defrost of the evaporator is initiated by a timer every 12 hours of operation The defrost period lasts for approximately 21 minutes during which time the compressor is off and the heaters in the evaporator are on While in the defrost mode it is common to see the temperature in the freezer compartment rise rapidly Vending System Vending operations such as setting prices changing the message on the front display accepting user selections handling bills and coins counting escrow balances making change and operating vend motors are handled by the System Control Board which is
20. ozen Foods 10 F or colder The particular range is selected via a miniature two position slide or rocker switch located at approximately the center of the board See illustration below Each switch section has only two positions OFF and ON The various switch setting combinations determine which temperature range the computer will be monitoring The various combinations for ranges are Switch 1 Switch 2 Range OFF OFF Frozen OFF ON Slacked Frozen ON OFF Refrigerated ON ON Used for factory test In order to maintain proper health safeguards and unit operation you must ensure the Vend Enable Board s range switch is set to correspond with the desired freezer temperature operating range Associated with the Vend Enable Board is an interlock switch referred to as the Freezer Door Reset Switch which is mounted on the upper portion of the center wall panel Whenever the Freezer Door is opened and subsequently closed the switch initializes a timer that allows a sixty minute period to elapse before the board s computer starts monitoring the freezer temperature for abnormal operation This time period ensures there will be ample time for restocking ofthe trays Also the computer creates a similar time delay immediately following the defrost cycle to ensure the freezer has time to recover to its normal operating temperature 67059 14 VC1100 SECTION 5 PROGRAMMING Health Safety Monitoring System continued When a power outage or a uni
21. price will be displayed while the controller determines if the exact amount of change can be paid to the customer If it can not be returned the vend sequence is halted and the deposited credit is returned in a like coin fashion three beep tones will be issued the PLEASE INSERT EXACT MONEY message will be scrolled one time and the idle condition of the sales mode will be resumed If the exact amount of change can be returned then the selection will be vended and the amount of change will be displayed while it is returned If for some reason the exact amount of change cannot be returned as much as possible will be paid out and the remaining amount will be retained as credit toward another vend If the correct change is returned the YOU message will be displayed for 0 8 seconds followed by the idle condition of the sales mode If the motor is not allowed to complete a full cycle or if after twelve seconds the motor has not yet returned to a home position the controller will beep three times while the MAKE ALTERNATE SELECTION message is scrolled one time this will be followed by the amount of accumulated credit If it is enabled the force vend feature will be overridden for approximately 25 seconds after a faulty vend If a selection not in the configuration or one with a bad motor see note 2 below is selected that selection s character number and price will be displayed for approximately 1 second Then the control
22. r compartment cools down from a warm temperature condition it is normal for the fans to cycle off and on several times before reaching a stable mode When operating the unit in a refrigerated mode please keep in mind that the temperature range is somewhat narrow 33 F to 45 F With a differential setting of 5 F you would be limited to adjusting the thermostat setting between 33 F and 40 F in order to stay within the temperature boundaries In order to make differential adjustments the cover to the thermostat must be removed If you are not familiar with this procedure please have a trained service technician make the initial adjustment There are potentially dangerous voltages under this cover and therefore main power to the unit should be removed before attempting adjustments Defrost System The electric defrost is automatic and is initiated by the defrost timer which is mounted on the power panel located behind the service door The timer runs whenever the main power switch is on A defrost period is initiated every 12 hours and runs for approximately 21 minutes During this period the compressor and evaporator fans are turned off Please note that it is not unusual for the temperature being displayed on the health board to increase rather dramatically and although the food temperature is also rising it is doing so at a much slower rate and will remain safe for consumption The unit is shipped with the timer set to allow a full 12 hour p
23. s as a result of high freezer temperatures 2 Freezer Door is open but Reset Switch s plunger is not pulled out 3 Transformer fuse blown 4 Vend Enable Board defective 5 Display Board defective 6 System Control Board defective Selection Will Not Vend 1 Product jammed 2 Tray or motor connector unplugged or faulty connection 3 Bad motor 4 System Control Board defective Multiple Vends from One Coil 1 Ice build up on the cam or switch at the back of the motor 2 System Control Board defective 3 Defective motor switch More than one coil spins simultaneously l Damaged or worn tray cable 2 Poor connection at motor interface board Unit Will Not Accept Money 1 All prices are set to zero 2 Will not accept bills if coins in coin changer below minimum 3 Will not accept more than one bill if bill equals or exceeds the highest priced item 4 No power to System Control Board 5 Vend Enable Board defective 6 Coin mechanism or bill acceptor defective 7 Unit must be in the Force Vend mode to accept more than two bills 67059 21 VC1100 SECTION 7 TROUBLESHOOTING Improper or No Change Un E Us por Out of coins Bent coins or slugs in coin acceptor Vend Enable Board defective Coin mechanism defective System Control Board defective Compressor Does Not Run When Main Power Switch is Turned On Um D ES Unit not plugged in wall outlet Defrost timer currently in defrost mode Building
24. t malfunction occurs which allows the freezer temperature to rise above preset limits for a specific period of time the front panel display will become blank and the board s temperature display will flash alternately between the letters H H or H I and the current temperature inside the freezer The H H signifies that the freezer temperature had gone above the maximum limit for refrigerated food of 45 F for a time period greater than 5 minutes The H I indicates the temperature had risen above the upper limit of either the frozen or slack frozen operating range and was above this limit for a period greater than 15 minutes When the unit is initially powered up or if a power outage occurs for a period greater than four hours the display will alternate between the letters OP and the current cabinet temperature When any of these conditions occur all vending functions will be disabled This intentional interruption is to allow the operator an opportunity to determine the reason for the abnormal freezer temperature and to likewise examine the quality of the food products The system can be reset to again perform all vending functions as well as restoring the front panel display by performing a vend reset To initiate a reset simply open the Freezer Door for approximately 5 seconds and close again A good indication that a reset has occurred is the sound of the bill acceptor restarting 67059 15 VC1100 SECTION 6 WIRING DIAGRAMS Controller OXxYX
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