How to Tune a Mars TRC Series Coin Changer Although the MARS ELECTRONICS TRC Series Coin Changers are factory preset to maximize valid coin acceptance, the unit may require periodic tuning--particularly to...
The vending machine door should always be powered down while removing and installing harnesses, coin mechanisms and/or bill acceptors. Failure to so can cause damage to unit(s). Switch settings need to be...
Coin Acceptor Troubleshooting;Be sure the unit is plugged in and there is power to unit, (is blocker light on?). Is the bill acceptor clean? Check payouts.Make sure dip-switches are set properly. Make sure the...