What to do if the vend sensor is blocked or lens is fogged in my AMS Vending machine?
- JJane WhiteSep 8, 2025
If the vend sensor on your AMS Vending machine is blocked or the lens is fogged, remove any obstructions from the path of the sensor.
What to do if the vend sensor is blocked or lens is fogged in my AMS Vending machine?
If the vend sensor on your AMS Vending machine is blocked or the lens is fogged, remove any obstructions from the path of the sensor.
What to do if the validator will not accept bills on my AMS Vending machine?
If the bill validator on your AMS Vending machine isn't accepting bills, it could be due to a few reasons: * The changer might be unplugged; plug it in. * There might not be enough change in the changer; add coins. * The validator itself might be unplugged; plug it in.
Why is my AMS Vending machine not paying out coins?
If your AMS Vending machine won't pay out coins, consider these possibilities: * The changer could be unplugged; plug it in. * The changer might be defective; replace it. * Coins could be jammed; clear them. * There might be no coins in the changer; add coins.
How to fix the 'Out of Service' message on an AMS Vending machine?
To restore your AMS Vending machine after an 'OUT OF SERVICE MESSAGE', press the mode switch on the control board to display any errors. Refer to the error codes list, correct the cause of the error, and press “0” to clear the error code. If the error was generated by an MDB device, press 1 for more detailed error codes.
What does 'Please Make Another Selection' mean on my AMS Vending machine?
If your AMS Vending machine displays “Please Make Another Selection”, it could be due to: * The selection not being configured in the motor matrix; reconfigure the motors. * A jammed motor; clear the jammed motor and clear the error code. * The vend not being sensed by the sensor; clear the fault in the sensor boards or harness, or there may be a control board error.
How to fix a jammed product in my AMS Vending machine?
If your AMS Vending machine displays 'JAMMED', it could be due to jammed product in helix, broken/jammed helix adapter, helix caught on tray or divider, “frozen” motor or broken gearbox. Remove any jammed products and test the motor using TRAY SETUP in the service mode.
How to fix communications error for bill validator on my AMS Vending machine?
If your AMS Vending machine shows a communications error for the bill validator, check the MDB harness connections.
How to troubleshoot 'Communications 4' error on my AMS Vending machine?
If your AMS Vending machine displays 'COMMUNICATIONS 4', check the MDB harness connections.
How to fix a blocked or disconnected product sensor in my AMS Vending machine?
If the product sensor in your AMS Vending machine is blocked or disconnected, remove any products or other objects in the bottom, or in sensor openings in ends, of the delivery bin. Also, check the sensor harness connections.
What does 'Open Box' mean on my AMS Vending machine and how to fix it?
If your AMS Vending machine displays 'OPEN BOX', close the bill box.
Model | SENSIT II |
---|---|
Category | Vending Machines |
Manufacturer | AMS |
Bill Capacity | Varies depending on bill acceptor model |
Compatibility | MDB (Multi-Drop Bus) |
Interface | MDB (Multi-Drop Bus) |
Dimensions | Varies by configuration |
Weight | Varies by configuration |
Overview of the Sensit II system's patented vend-sensing technology and its benefits.
Details NAMA requirements and AMS specifications for safe food vending.
Covers operating environment, dimensions, weight, power, and refrigerant specs.
States AMS's commitment to safety and basic guidelines for service personnel.
Lists essential safety precautions for high voltage, grounding, fans, helixes, and refrigerant.
Outlines test standards and certifications the vending machines comply with.
Explains the operation of the Sensit II system, including sensors and product detection.
Details the control board, program chip, sensors, and their functions.
Covers door components, refrigeration operation, and temperature control.
Details tray components, electrical panel, fuse, power switch, and sliding door.
Verifies power availability, outlet conditions, and electrical requirements for safe setup.
Covers inspection, mounting accessories, product loading, and setting prices.
Details placing, leveling, and securing the vendor for operation.
Instructions for removing, installing, and adjusting trays and columns.
Details changing helixes, adapters, ejectors, alignment devices, and motor positions.
Tips for preventing hang-ups, vending tall products, and installing pusher bars.
Procedures for viewing errors, accounting data, and system logs.
Setting refrigeration temperature and product prices for operation.
Configuring trays, MDB settings, options, sales blocking, clock, and free vend.
A quick reference for accessing service mode and its various functions.
Addresses "OUT OF SERVICE" messages and specific Health and Safety related errors.
Provides comprehensive lists of error codes, their causes, and corrective actions.
Procedures for clearing jammed motors and resolving ice formation issues.
A chart for diagnosing and resolving common electrical and mechanical failures.
Instructions for replacing the program chip and cleaning major components.
Covers lubrication, bulb replacement, and evaporator coil defrosting.
Procedure for testing the Health and Safety temperature monitoring system.
Steps for loading, configuring, and downloading vendor software via PC.
Wiring diagrams showing connections for various components of the vendor.
Lists the supported Data Exchange (DEX) fields for reporting sales and machine data.
Details optional equipment like candy pushers, helix splitters, and cup rails.
Outlines the warranty period and conditions for the vending equipment.