The TRC Operation and Service Guide (see Tuning, page 13). contains important information on installing, operating and maintaining MEI TRC Single Price, Micromech and MDB Coin Changers. To obtain the best performance from your coin changer, read through this manual before installing and using the unit.
General Information High or low quarter level Table 1: Coin Tube Overflow The level of quarter storage in the coin tube 25¢ 5¢ 10¢ is switch-selectable (see pages 6,7). Tube Tube Tube Low 25¢ Low 25¢ Fewest Coin Payout Option Option Coins of the highest denomination are Switch...
4) Set the vend prices on the changer (TRC-6800 only) 2) Refer to these numbers whenever you or vending machine. call your MEI dealer for information or service. Refer to vending machine manual for the exact procedure for setting of the vend price(s).
General Information / Changer Operation ...Then, to assure that the Coin Changer operates correctly... Test each dispense line through the service mode of the VMC in sequence for 1 to 2 seconds. Dispense switches are located on coin changer models TRC-6800, TRC-6510 or TRC-6512.
Changer Operation Option Switches Table 2: TRC60X0 Option Switches Switch Setting Function 1 (US/Canadian Accepts US and Canadian acceptance coins - if programmed Accepts US coins only 2 (Quarter tube Stores 6 quarters for change level) Stores 69 quarters for change 3 (Dollar coin Enables dollar coin acceptance acceptance)
Changer Operation Table 5: TRC6800 Option Switches Note: Escrow may not be paid if the VMC is set for No Escrow Return. Refer to Vending Machine Manual for Switch Setting Function operation, if applicable. 1 (Dollar coin Accepts dollar coins acceptance) Single Price Interface Rejects dollar coins...
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Changer Operation Micromech Interface Table 6: TRC6800 Power Plug Pins PIN # Description The Micromech interface transmits data to the external VMC via its INTERRUPT and DATA lines. The controller 117/24 VAC (Hot) responds to these messages via its SEND line. These 117/24 VAC (Neutral) three lines form the serial data link between changer and controller.
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Changer Operation When sufficient credit has been Table 7: Micromech Interface PINS and Descriptions established in the VMC to enable a vend, PIN # Description the VMC performs the changemaking logic and sends logic +5V signal(s) to operate 5VDC (Positive) the appropriate 5¢, 10¢...
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Changer Operation Multi-Drop Bus Interface Multi Drop Bus (MDB) Specifications The TRC-6510 and TRC-6512 are configured as peripherals to a VMC along with the bill validator, card reader, etc. They rely fully on the VMC for a constant communication that occurs during either idle or operational procedure. The two lines that are utilized for this process are: TX data line (Transmit Data) and RX data (Receive Data) lines.
Changer Operation Changer Operation As the coins roll along the ramp, they pass two electronic sensors embedded in the plastic behind the General Operation coin path and Acceptor lid (Figure 10). The recognition When coins are inserted into the coin sensors measure coin diameter/metal content and coin changer, they pass two electronic sensors thickness.
Changer Operation Coin Payout/Coin Return Coin payout can result from a transaction - escrow return request, exact change condition, or change making from a completed vend - or by manually reducing the inventory levels in the coin tubes. Coins selected are paid out by the Dispenser Assembly.
Changer Operation / Maintenance Manual Dispensing Tuning of Coins TRC coin changers are factory preset to maximize valid coin acceptance. However, periodic adjustments may be Operating the manual dispense switches / required to correct differences that can occur when the buttons reduces the level of coins in the Acceptor/Gate Assembly and/or the Control coin tubes by operating the proper...
5) Short the set of tuning pins by touching both simultaneously with the tip of a metal screwdriver/ Tuning tuning plug; MEI P/N 208240001 PAK 5. (See Figure Pins 12 or Figure 13 on this page). 6) With the screwdriver/tuning plug still touching the tuning pins, turn machine ON.
Maintenance To Calibrate the Coin Changer: To Clean the Acceptor and Coin Ramp: Drop fifteen coins of each denomination into the coin changer following the tuning 1) Swing the Acceptor lid diagonally upward and to the order. right (see Figure 14). Hold the lid firmly so that it does not snap back down.
MEI RESPONSIBILITY During the warranty period, MEI will repair or replace any parts which fail to function properly because of defects in material or workmanship. MEI shall not be liable for any consequential damages as a result of defects in material or workmanship.
UPS or ______________________________________________________ common carrier. ______________________________________________________ ______________________________________________________ SERVICE ______________________________________________________ For service information, contact MEI or any ______________________________________________________ MEI authorized service center. Parts and ______________________________________________________ labor that are MEI responsibility will be provided without charge. Other service is at ______________________________________________________ owner's expense.
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