Vendo VARI-PAK 450 Manual
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Vendo VARI-PAK 450 Manual

Vendo VARI-PAK 450 Manual

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Vendo P/N 1125145
Revision A
Vendo
VARI-PAK
Manual
The Vendo Company
7209 N. Ingram • Fresno, California 93650 • (559) 439-1770 • fax (559) 439-2083

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Summary of Contents for Vendo VARI-PAK 450

  • Page 1 Vendo VARI-PAK Manual The Vendo Company 7209 N. Ingram • Fresno, California 93650 • (559) 439-1770 • fax (559) 439-2083 Vendo P/N 1125145 Revision A...
  • Page 2 VA R I - PA K PARTS AND SERVICE MANUAL TC-1 07/2003...

  • Page 3: Table Of Contents

    REFRIGERATION HAZARDS ..............Page S-10 SUBSTITUTIONS AND MODIFICATIONS ..........Pages S-11 - S-12 CONSUMER SAFETY WARNING .............. Page S-13 PARTS, SALES, AND SERVICE CENTERS OF VENDO/SANDEN CO..Pages S-14 - S-15 GENERAL INFORMATION................. Pages G1 - G8 GENERAL INFORMATION................Page G-2 INITIAL SET-UP ..................
  • Page 4 LUBRICATION GUIDE ................Page M-2 REFRIGERATION OPERATION ..............Pages M-4 – M-5 REFRIGERATION PARTS DESCRIPTION ..........Pages M-6 - M-8 TROUBLESHOOTING ................Pages T-1 - T-12 VENDO WARRANTY .................. Pages T-2 PARTS RETURN PROCEDURE..............Page T-3 TROUBLESHOOTING GUIDE ..............Pages T-4 - T-11 TC-3...

  • Page 5: Safety Section

    VA R I - PA K SAFETY SECTION 07/2003...

  • Page 6: A Commitment To Safety

    This will minimize the potential hazards that are inherent in electrical and mechanical devices. Vendo has no control over the machine once it leaves the premises. It is the owner or lessor’s responsibility to maintain the vendor in a safe condition. See Section I of this manual for proper installation procedures and refer to the appropriate service manual for recommended maintenance procedures.

  • Page 7: Vendor Installation

    SECTION I: VENDOR INSTALLATION Vendors are large, bulky machines of significant size and weight. Improper handling can result in injury. When moving a vendor, carefully plan the route to be taken and the people and equipment required to accomplish the task safely. Remove all tape, shipping sealant, and Styrofoam from the vendor.
  • Page 8 FIGURE 1 07/2003...
  • Page 9 SECTION I: VENDOR INSTALLATION (CONTINUED) For Type 1 and Type 2 outlets, test for Grounding and Polarization as follows: With a test device (volt meter or test light), connect one probe to the receptacle’s neutral contact and the other to the live contact. The test device should show a reaction.
  • Page 10 Door Support (Figure 2) The door support is to ensure that the outer door closes squarely to the cabinet. Raising the door can also ensure proper alignment of the door latch. FIGURE 2 NOTE: Refer to the appropriate parts and service manual for detailed instructions, operating principles, and recommended maintenance intervals and procedures.

  • Page 11: Electrical Hazards

    SECTION II: ELECTRICAL HAZARDS (CONTINUED) GENERAL Vendo vending machines are provided with the appropriate power supply setting for your area. Some models are equipped with step-down transformers, as required. This enables the vending machine to operate on different main voltages. Refer to Section I. E. for information to determine the main power requirements.
  • Page 12 SECTION II: ELECTRICAL HAZARDS (CONTINUED) Servicing with “Power Off” For maximum safety, unplug the service cord from the wall outlet before opening the vendor door. This will remove power from the equipment and avoid electrical and mechanical hazards. Service personnel should remain aware of possible hazards from hot components even though electrical power is off.

  • Page 13: Mechanical Hazards

    Always install protective covers and guards when reassembling equipment. WARNING THIS VENDING MACHINE INCLUDES MECHANICAL EQUIPMENT WHICH CAN BE HAZARDOUS IF IMPROPERLY HANDLED OR SERVICED. USE CAUTION AND CONSULT THE VENDO SAFETY MANUAL AND VENDO SERVICE MANUAL FOR ADDITIONAL SAFETY INFORMATION. WARNING WARNING RISK OF ENTRAPMENT!

  • Page 14: Refrigeration Hazards

    SECTION IV: REFRIGERATION HAZARDS GENERAL Refrigeration systems involve both electrical power and mechanical action. These systems may present any of the potential dangers shown in the sections on electrical and mechanical hazards contained in this manual. See Sections II and III for further information.

  • Page 15: Substitutions And Modifications

    BE REPLACED ONLY WITH FACTORY-AUTHORIZED PARTS. Service Cord Replacement Vendo vending machines are furnished with unique power supply cords. replacement becomes necessary, consult the appropriate parts and service manual and order the correct replacement cord for the model of vending machine in question.
  • Page 16 SECTION V: SUBSTITUTIONS AND MODIFICATIONS (CONTINUED) WARNING THIS APPLIANCE MUST BE EARTHED. IMPORTANT! The wires in the main leads are colored in accordance with the following code: 110v/120v 220v/240v Green Green and Yellow......Earth White Blue ........... Neutral Black Brown..........Live S-12 07/2003...

  • Page 17: Consumer Safety Warning

    (One such decal is applied on the vending machine.) Vendo will supply sufficient decals to be placed on all machines, on request. If you have any questions, contact the Technical Services Department of the Vendo office in your area.
  • Page 18 Sanden International Taiwan Corp. Tel: 886-2-570-6106 No, 21-6, Sec 1 Fax: 886-2-577-1959 Tun Hwa S. Rd., Taipei, Taiwan Taiwan, ROC Belgium N.V. Vendo Benelux, S.A. Tel: 32-2-268-2595 Industrial Research Park N.O.H. Fax: 32-2-268-2862 13 Font St. Landry 1120 Brussels Belgium England Vendhall, Ltd.
  • Page 19 AREA ADDRESS PHONE NUMBERS Mexico Vendo de Mexico Tel: (525) 515-9745 Camino Real de Toluca No. 154 Fax: (525) 277-0111 Col. Bellavista 01140 Mexico D.F. Mexico Central America The Vendo Company Tel: (559) 439-1770 7209 N. Ingram Fax: (559) 439-2083 Fresno, CA 93650 U.S.A.
  • Page 20 NOTES S-16 07/2003...

  • Page 21: General Information

    VA R I - PA K GENERAL INFORMATION SECTION 07/2003...
  • Page 22 This manual contains programming, operation, and complete parts and electrical wiring diagrams. The controller is a microprocessor which will permit pricing per selection from 0.00 to 99.99. This machine also has space-to-sales programming as well as energy savings modes. VARI-PAK MODEL NUMBER Selections Dimensions (HxWxD) 72”...

  • Page 23: Initial Set-Up

    If the power requirements are not properly met, contact a licensed electrician and have the necessary correction made. Should you require additional information, contact the Technical Services Department of the Vendo office in your area. 07/2003...
  • Page 24 239L 50/60 CYCLE PHASE MFD IN U.S.A. BY THE VENDO CO., FRESNO, CA. POWER REQUIREMENTS FIGURE 1 NOTE: The Model number of the vending machine is located on the top, left hand corner of the serial plate. A typical model number could read “450VPV001”. The 450 is the model number, VPV represents the product line of the vendor, and the remaining digits tell what options are included.

  • Page 25: Flavor Strip Installation

    FLAVOR STRIP INSTALLATION Insert flavor labels to the top of selection window. A rear view of window is shown in Figure 2. The arrow points to the direction to insert labels. FIGURE 2 ALIGNMENT CHECK FIGURE 3 REFRIGERATION AREA CHECK: Check the position of the condensation pan (see Figure 3).

  • Page 26: Loading Instructions

    ARE MARKED ON MODULE (SETTING #3 SIDE SPACER SHOWN) LOCATIONS 1125299 1125299-1 (SIX LOCATIONS (LEFT) (RIGHT) PER MODULE) For questions regarding product settings not shown, contact the Vendo Technical Services Department at 1-800-344-7216 ext.3368 (US/Canada) or 559-439-1770 ext.3368. FIGURE 4 07/2003...

  • Page 27: Vend Mechanism Parts Description

    VEND MECHANISM PARTS DESCRIPTION The part listed below is the vend motor mechanism (refer to Figure 5 on this page). Three vend mechanisms are required per module. The parts are interchangeable. Settings will differ depending on product type and size. VEND MECHANISM ASSEMBLY: P/N 1124288 The motor is attached to the module by screws.
  • Page 28 NOTES 07/2003...

  • Page 29: Cleaning Information

    VA R I - PA K CLEANING INFORMATION SECTION CL-1 07/2003...

  • Page 30: Care And Cleaning

    CARE AND CLEANING DO NOT USE WATER JET FOR CLEANING. AVOID USING WATER OR ANY OTHER LIQUIDS NEAR ELECTRONIC COMPONENTS GENERAL PROCEDURE (painted metal areas) Wash the vendor with soap and water. The exterior may be waxed with any good automobile wax.
  • Page 31 PRODUCT CHUTE, HOPPER, & OTHER INTERIOR SURFACES THAT CONTACT PACKAGED PRODUCT Wash the surfaces with a mild food safe soap (i.e. Palmolive Liquid Dish Soap) & water. Rinse with plain water to remove any soap residue. Recommended Cleaning Schedule Vendor Area Frequency Product Chute Monthly and when spills occur...
  • Page 32 NOTES CL-4 07/2003...

  • Page 33: Programming Section

    VA R I - PA K 14.1 PROGRAMMING SECTION PG-1 07/2003...
  • Page 34 VEC 14.1 CONTROL BOARD OPERATION The VEC 14.1 controller operates via a 4-button programming system: Selection Button #1 – Return Selection Button #2 – Increase/Move Forward Selection Button #3 – Decrease/Move Backward Selection Button #4 - Enter In order to access the mode functions, open the inner door. Locate the mode button. Press the mode button one time.
  • Page 35 Diagnostics See attached error code chart on page PG-22 for errors and how to clear them. When you enter into the Diagnostics mode with selection button #4, the first one of the summary error codes will be displayed. If no errors have occurred since the last error reset, the display will show an Error None message.
  • Page 36 § Fail – Column Jam will be displayed if the motor is not in the home position and will not move. § Fail – No Connection will be displayed if the motor is disconnected. § Fail – High Current will be displayed if the motor has a short. Test Mode - Jog •...
  • Page 37 • To advance through sub-modes, press selection button #2 (up) or selection button #3 (down). • To test the compressor, press selection button #4 when the display reads Compressor Off. • Off will begin to flash. • Press selection button #2 (up) or #3 (down) to change Off to On. •...
  • Page 38 • To exit the sub-modes, press selection button#1. Cash Data Allows you to retrieve historical information regarding the money accepted by the vendor. To clear the individual selection cash data, you must have the MIS Auto Reset in the Configuration mode turned ON. •...
  • Page 39 • To advance to the sales information, press selection button #2 when the display reads Discount Counter, Cash Data. • The display will change to Discount Counter, Sales Data. Press selection button #4 to access (enter) this information. The total number of discounted sales will be displayed.
  • Page 40 Configuration There are various options in the configuration mode that you can turn ON/OFF. The options are: Multi-Price ON = All selections can be programmed individually. Single price operation is disabled. OFF = All selections will be set to the same price as selection 1. Single price operation is enabled.

  • Page 41: Space To Sales

    Multi-Vend ON = The consumer may insert enough credit to make multiple vends. The credit will remain on the display until an additional vend is made or the coin return button is pressed. OFF = The consumer is only allowed to make a single vend and the credit (if applicable), will be returned after the completion of the vend.
  • Page 42 available settings. • Press selection button #4 to save the desired setting. • NOTE: Pressing selection button #1 before saving, will exit you from the Space to Sales mode without changing the current setting. • Press selection button #1 to exit mode. Custom Space to Sales Setting •...
  • Page 43 Set Language Allows you to program different languages on the controller. The current languages available are English, Spanish and French. • Press selection button #4 at the Set Language mode. • The current language will be displayed. • To change current language, press selection button #4 to start the language flashing. •...
  • Page 44 will turn off or begin the light conservation. • Press selection button #4 at Start Day 1. • Scroll through the days of the week or Every Day with selection button #2 (up) or selection button #3 (down). • To change the current setting, press selection button #4. •...
  • Page 45 • Press selection button #4 when the display reads Refrigeration. • The display will read Setpoint. • Press selection button #4 and the display will read the current setpoint temperature. NOTE: The machine is set at 36°F from the factory. •...
  • Page 46 • On = The machine will defrost every 6 hours – for 30 minutes. This is for extremely high humidity environments. • Off = Machine will not defrost every 6 hours. • Press selection button #4 to save the setting. •...
  • Page 47 To choose the selections: • Press selection button #4 when the display reads Sales Block 1 or 2. • The display will read Enable X • Enable Off = The block function is off/disabled/inactive • Enable On = The block function is on/enabled/active •...
  • Page 48 To set the stop time • Press selection button #2 (up) when the display reads Start Time. • Press selection button #4 when the display reads Stop Time. • Press selection button #4 when the display reads Stop Day. • Press selection button #2 (up) or selection button #3 (down) to cycle through the days or Every Day.
  • Page 49 • Press selection button #4 to save the status change and return to the Enable submode. • Press selection button #2 (up) to advance to Discounted Selection. • Press selection button #4 to change the status of the selection buttons during the discount mode.
  • Page 50 the discount time. • Press selection button #2 (up) or selection button #3 (down) to toggle between On/ Off. • Press selection button #4 to save the setting. • Press selection button #1 to return to Stop Day. • Press selection button #2 (up) to advance to Stop hh:mm. •...
  • Page 51 Custom Message This feature provides the customer the ability to customize their welcome message on the vending machine. The display has a 20-character capacity on two lines for a total of 40 characters. The message will not be shown if the feature is disabled. To set the custom message •...
  • Page 52 VEC 14.1 WIRING DIAGRAM MODULE A MODULE E MODULE D MODULE C MODULE B BLK/WHT RED/WHT ORN/WHT CABINET COLD DOOR JUNCTION LOCATED IN WARM CABINET DISPLAY GRN (SHIELD) VIO1 C5-C6 BLU1 A1-A2 BRN2 D1-D2 BRN1 A3-A4 YEL2 D3-D4 YEL1 A5-A6 SEL.
  • Page 53 VEC 14.1 WIRING DIAGRAM (CONTINUED) BACK BACK BACK BACK BACK MOTOR MOTOR MOTOR MOTOR MOTOR MIDDLE MIDDLE MIDDLE MIDDLE MIDDLE MOTOR MOTOR MOTOR MOTOR MOTOR FRONT FRONT FRONT FRONT FRONT MOTOR MOTOR MOTOR MOTOR MOTOR FRONT MIDDLE BACK MOTOR MOTOR MOTOR MODULE MODULE...
  • Page 54 VEC 14.1 Diagnostics Error Codes Error codes are cleared by pressing Error Codes Description selection button # 4 for 2 sec. when displayed, (sub-codes indented) or automatically by the following activities: None No error exist Vend Mech Error Vend mechanism summary error Column Jam XX Column jam in column XX Complete a test vend cycle for column XX...
  • Page 55 VEC 14.1 PRE - PROGRAMMED SPACE - TO - SALES SEL # A1, A2, A3 A1 - A6 A1 - A6 A1, A2, A3 A4, A5, A6 B1 - B6 B1, B2, B3 A4, A5, A6 B1, B2, B3 C1, C2, C3 B4, B5, B6 B1, B2, B3 B4, B5, B6...
  • Page 56 NOTES 1. If the outer door is left open for over an hour, the lights and compressor will become active. In order to over-ride this option, press the door switch one time. PG-24 07/2003...
  • Page 57 VA R I - PA K CABINET PARTS SECTION 07/2003...
  • Page 58 07/2003...

  • Page 59: Hardware List

    HARDWARE LIST 07/2003...
  • Page 60 07/2003...
  • Page 61 07/2003...
  • Page 62 07/2003...

  • Page 63: Cabinet Assembly

    VARI-PAK CABINET ASSEMBLY ITEM NO. DESCRIPTION QTY REQ PART NO. CABINET ASSEMBLY - FOAMED SIDE DECAL INNER DOOR HINGE 1123502 LATCH BRACKET 1125755 PRODUCT CHUTE ASSEMBLY (SEE PAGES C8-C9) FRONT STRAP ASSEMBLY 1125843 MODULE GUIDE BEARING 1016237 PRODUCT DEFLECTOR 1124928 POWER BOX ASSEMBLY (SEE PAGES C10-C11) AIR DAM / KICK PLATE 1123440...
  • Page 64 07/2003...
  • Page 65 VARI-PAK PRODUCT CHUTE ASSEMBLY ITEM NO. DESCRIPTION QTY REQ PART NO. PRODUCT CHUTE ASSEMBLY 1125729 VEND SENSOR ASSEMBLY 1122923 FOAM PAD 1123654 MOUNTING BRACKET, VEND SENSOR 1123601 PRODUCT CHUTE 1125733 BRACKET, PRODUCT CHUTE 1125098-1 LINER, PRODUCT CHUTE 1125731 SPLASH GUARD, PRODUCT CHUTE 1125732 07/2003...
  • Page 66 C-10 07/2003...
  • Page 67 VARI-PAK POWER BOX ASSEMBLY ITEM NO. DESCRIPTION QTY REQ PART NO. POWER BOX HOUSING ASSEMBLY, U.S. 1123448 POWER BOX HOUSING ASSEMBLY, INTERNATIONAL 1125815 RELAY 1124284 CLAMP 324099-3 CORDSET, U.S. 110V 1124281 CORDSET, DENMARK 1121646 CORDSET, SWITZERLAND 1121645 CORDSET, ITALY 1121644 CORDSET, AUSTRALIA 1121643 CORDSET, UK...
  • Page 68 C-12 07/2003...

  • Page 69: Left Module Assembly

    VARI-PAK LEFT MODULE ASSEMBLY ITEM DESCRIPTION PART NO. PART NO. 330mL 500mL MODULE HANGER 1124055 1124055 OUTER / MIDDLE SLIDE 1124181-1 1124181-1 HARNESS GUIDE ASSEMBLY 1124852 1124852 INNER MEMBER, SLIDE 1124181-2 1124181-2 FRONT COVER - MODULE 1124180 1124180 MODULE TOP 1125254 1125253 MODULE LABEL...
  • Page 70 C-14 07/2003...

  • Page 71: Right Module Assembly

    VARI-PAK RIGHT MODULE ASSEMBLY ITEM DESCRIPTION PART NO. PART NO. 330mL 500mL MODULE HANGER 1124055 1124055 OUTER / MIDDLE SLIDE 1124181-1 1124181-1 HARNESS GUIDE ASSEMBLY 1124852-1 1124852-1 INNER MEMBER, SLIDE 1124181-2 1124181-2 FRONT COVER - MODULE 1124180 1124180 MODULE TOP 1125254 1125253 MODULE LABEL...
  • Page 72 C-16 07/2003...

  • Page 73: Refrigeration Assembly

    VARI-PAK REFRIGERATION ASSEMBLY ITEM DESCRIPTION PART NO. PART NO. U.S. 110V 220V / 50Hz REFRIGERATION ASSEMBLY S 1/3 R134a 1123589 1123589-1 ORIFICE PLATE, SINGLE FAN 390228 390228 TEMPERATURE SENSOR ASSEMBLY 1124254 1124254 TEMPERATURE SENSOR 1122924 1122924 TEMPERATURE SENSOR BRACKET 1124156 1124156 CLAMP, 1/4”...

  • Page 74: Harness Quick Reference Guide

    VARI-PAK HARNESS QUICK REFERENCE GUIDE PART NO. DESCRIPTION PURPOSE Connects vend mechanism, temp. sensor, transformer, drop 1124402 Door Harness sensors and relays to the control board. 1111287 Selection Harness Connects selection buttons to the control board. 1124570 MDB Harness Connects the control board to the payment systems. 1124782 Door Switch Harness Connects the door switch to the control board.
  • Page 75 NOTES C-19 07/2003...
  • Page 76 VA R I - PA K DOOR PARTS SECTION 07/2003...
  • Page 77 07/2003...

  • Page 78: Outer Door

    VARI-PAK DOOR ASSEMBLY ITEM DESCRIPTION PART NO. OUTER DOOR ASSEMBLY SIGN CAP - UPPER 1119694 SIGN CAP - LOWER 1119694-1 SIGN TRIM - LEFT & RIGHT 1125702 SIGN FACE SELECTION ASSEMBLY (SEE PAGES D8-D9) POS LABEL, UPPER (OPTIONAL) POS LABEL, LOWER (OPTIONAL) * NOTE: WHEN ORDERING OUTER DOOR ASSEMBLY, PLEASE PROVIDE 9-CODE OR 11-CODE AND MANUFACTURER’S DATE CODE.
  • Page 79 07/2003...
  • Page 80 VARI-PAK DOOR ASSEMBLY (CONTINUED) ITEM NO. DESCRIPTION QTY REQ PART NO. LAMP BRACKET 1122305 LAMPHOLDER PLUNGER 388532 LAMP - FO40W T-8 (U.S.) 1125858 LAMP - L58W/21-840 T-8 (INTERNATIONAL) 1121030 BALLAST 115V (U.S.) 1122380 BALLAST 220/240V (INTERNATIONAL) 1120450 LAMPHOLDER FIXED 388531 HINGE 1122888 HINGE PIN...
  • Page 81 07/2003...

  • Page 82: Coinage Door Assembly

    VARI-PAK DOOR ASSEMBLY (CONTINUED) ITEM NO. DESCRIPTION QTY REQ PART NO. DOOR WELD - BLACK 1125790 UPPER SHEAR PANEL 1124144-1 LOWER SHEAR PANEL 1124144 COIN BOX ASSEMBLY 1124850 SHELF - COIN BOX 1125298 ROLLER - DOOR 1120388 ROLLER BRACKET 1125280 DOOR GUARD - BLACK 1125717 LOCKING ASSEMBLY (SEE PAGES D10-D11)
  • Page 83 07/2003...
  • Page 84 VARI-PAK SELECTION ASSEMBLY ITEM DESCRIPTION PART NO. CONTROL PANEL COVER PLATE - COIN INSERT, PRINTED 1124556 COIN INSERT PLATE 1124746 DISPLAY WINDOW 1124108 BRACKET - DISPLAY 1125390 DISPLAY - 2 X 20 1121184 COIN RETURN BUTTON 1050473 COIN INSERT GUIDE 1123820 COIN RETURN LEVER 1124467...
  • Page 85 D-10 07/2003...
  • Page 86 VARI-PAK LOCKING ASSEMBLY ITEM DESCRIPTION PART NO. T-HANDLE LOCK ASSEMBLY 1124561 SLIDER BAR ASSEMBLY 1125797 LOCK CAM 1124526 BUSHING 1124527 D-11 07/2003...
  • Page 87 D-12 07/2003...
  • Page 88 VARI-PAK COINAGE DOOR ASSEMBLY ITEM DESCRIPTION PART NO. COINAGE DOOR ASSEMBLY 1125865 COINAGE DOOR 1125697 EDGE TRIM 388304-1 COINAGE DOOR LATCH 1085546 CHUTE ASSEMBLY - COIN RETURN 1125022 COIN CHUTE - COIN BOX 1069554 HINGE 388124 D-13 07/2003...
  • Page 89 D-14 07/2003...

  • Page 90: Inner Door Assembly

    VARI-PAK INNER DOOR ASSEMBLY ITEM DESCRIPTION PART NO. INNER DOOR ASSEMBLY 134302-111 LATCH BRACKET - INNER DOOR 1125303 LATCH - INNER DOOR 1125301 LATCH PLATE - INNER DOOR 1125304 INNER DOOR HINGE 1123502 VEND FLAP 1013076 HINGE PIN 389985 EDGE TRIM - INNER DOOR EYELET 1125181 SWITCH ACTUATOR PLATE 1125794...
  • Page 91 NOTES D-16 07/2003...

  • Page 92: Maintenance

    VA R I - PA K MAINTENANCE SECTION 07/2003...

  • Page 93: Preventative Maintenance Suggestions

    MAINTENANCE The following section is a basic guide for general maintenance and servicing of the vendor. This section is divided into three parts: (I) Preventative Maintenance, (II) Lubrication Guide, and (III) Care and Cleaning. PREVENTATIVE MAINTENANCE SUGGESTIONS: Whenever a vendor is visited on its site, the following service should be performed. Preventative maintenance will help prevent future problems with the vendor.

  • Page 94: Refrigeration Operation

    REFRIGERATION OPERATION The refrigeration operation section is divided into three areas: Basic Refrigeration Principle, Detailed Vending Machine Refrigeration Cycle, and Parts Description. BASIC REFRIGERATION PRINCIPLE What a refrigeration system really accomplishes is the transfer of heat. A refrigeration system removes the excess heat from a refrigerated area and then transfers it to a condenser where it is dissipated.
  • Page 95 DETAILED REFRIGERATION CYCLE The following is a detailed refrigeration cycle as it applies to the refrigeration system installed in Vendo equipment. (Refer to the flow chart in Figure 1.) As the air temperature in the cabinet rises, the electronic temperature sensor reports the air temperature to the electronic controller.
  • Page 96 07/2003...

  • Page 97: Refrigeration Parts Description

    REFRIGERATION PARTS DESCRIPTION The compressor, condenser, drier, capillary tube, evaporator, and accumulator are part of a sealed system (refer to Figure 2). These items are not available separately. COMPRESSOR The compressor takes in low pressure vapor and compresses it, increasing both the pressure and the temperature.
  • Page 98 FIGURE 2 07/2003...
  • Page 99 The parts listed below are not part of the sealed refrigeration system and are available separately. START CAPACITOR - P/N: 1124549 The start capacitor is used to increase power during the start. This additional power will help get the compressor running in case there is any back pressure. STARTING RELAY –...
  • Page 100 NOTES 07/2003...

  • Page 101: Troubleshooting

    VA R I - PA K TROUBLESHOOTING SECTION 07/2003...
  • Page 102 II. The Vendo Company warrants each part of each new vending machine for a period of fifteen (15) months from the date of shipment, to be free from defects in material and workmanship. This includes electronic control boards, LED displays and vend mechanisms.

  • Page 103: Parts Return Procedure

    All parts returned must be accompanied by a material return tags (P/N 1122825) Tag must clearly state the reason for the return and the Return Goods Authorization Number received from your Vendo Customer Service Rep at 1-800-344-7216. (Return tags are available from our parts department upon request).

  • Page 104: Troubleshooting Guide

    TROUBLESHOOTING GUIDE The Vari-Pak vendor provides self-diagnostics to aid you in the trouble shooting process. Error codes are stored in the controller’s memory when a system error is sensed. These codes can be accessed by following the procedure listed below. The trouble shooting guide below contains information on how to solve problems with the 1) Vend system;...
  • Page 105 Coin Inlet Changer inlet chute Check inlet chute for blockage. Clear inlet chute blockage. If blocked - no coins Drop coins in Sales Mode no blockage found, replace sensed for over 96 hours or Tube Fill Mode to test changer. If acceptance rate by the changer.
  • Page 106 Bill Validator Open Bill validator is open. Check that bill cashbox is closed If cashbox appears to be OK, and in correct position. replace bill acceptor. Bill Validator Sensor Bill validator sensor is Check bill validator for If no obstructions are not functioning.
  • Page 107 ERROR PROBABLE CAUSE CORRECTIVE ACTION Coin Acceptance/Payout (Record all errors for reference if Vendo Technical Service is required) Coin mechanism will not No power to control board. Check to make sure the red LED on the control accept coins.
  • Page 108 BILL ACCEPTANCE Bill Acceptor will not pull No power to validator. Unplug power. Wait for 10 seconds. Reconnect bill in. power and see if bill acceptor cycles. If not, check acceptor harnessing or replace the bill acceptor. Acceptance disabled by coin mech Make sure that the coin mech is plugged in (if present), or bad harnessing.
  • Page 109 Completely sold out Check to see if blocking is enabled. Change time or turn off blocking. while product is still in the Check if sold-out sensor is Plug back in. column. unplugged. Space to sales has been cleared. Reinitiate space to sales. MISCELLANEOUS PROBLEMS Display shows sold Cabinet switch wired incorrectly or...
  • Page 110 Unit will not run in the Defective control board. Unplug unit at power distibution panel. Remove compressor relay test air dam. Reconnect power. Enable compressor mode. **NOTE: Leave relay through Test Mode. Check 2-pin connection the compressor relay on power distribution for 110V. test mode on, in order to Defective relay.
  • Page 111 Product freezing up (too Temperature setting too low. Adjust set point in control board. cold). Defective temperature sensor Replace the temperature sensor. Defective control board Replace the control board. Excessive noise. Fan blade hitting shroud or Replace the fan blade or re-install correctly. transformation or loose fitting From the inside of fan motor or Re-install or replace the motor.
  • Page 112 NOTES T-12 07/2003...
  • Page 113 II. The Vendo Company warrants each part of each new vending machine for a period of fifteen (15) months from the date of shipment, to be free from defects in material and workmanship. This includes electronic control boards, LED displays and vend mechanisms.

This manual is also suitable for:

Vari-pak 453Vari-pak 455Vari-pak 457

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