Models & Issues
Common vending machine models, diagnostics, and troubleshooting playbooks.
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Reader health check
Run a reader health check.
Enable cashless payments
Enable cashless in machine settings.
Reader error codes
Resolve common reader error codes.
Reader swap procedure
Swap readers without losing data.
Payment fees review
Review and reduce processing fees.
Payment reconciliation
Reconcile payment reports with sales.
Batch timing configuration
Configure batching and cutoffs.
Offline payment limits
Set proper offline transaction limits.
Reader antenna placement
Improve signal with correct placement.
Reader SIM troubleshooting
Fix SIM and cellular connectivity.
Reader firmware updates
Update reader firmware safely.
Reader device binding
Bind readers to the correct machine.
Reader power issues
Fix reader power dropouts.
PIN pad issues
Resolve PIN pad and keypad faults.
Tap to pay failures
Fix tap payments not working.
MDB communication errors
Diagnose MDB communication errors.
Chargeback prevention
Reduce chargebacks and disputes.
Refund process
Best practices for refunds.
Settlement delays
Resolve delayed settlement issues.
Reader offline status
Bring readers back online quickly.
Refrigerated maintenance schedule
Schedule routine maintenance.
Refrigerated temperature logging
Set up temperature logging.
Refrigerated leak signs
Identify refrigerant leak symptoms.
Refrigerated compressor capacitor
Test and replace capacitors safely.
Refrigerated energy mode
Configure energy saver modes.
Refrigerated diagnostics checklist
Standard checklist for refrigeration issues.
Refrigerated location heat
Reduce heat load in warm locations.
Refrigerated low stock effects
Handle low stock temperature swings.
Refrigerated power issues
Diagnose power and relay faults.
Refrigerated door switch errors
Fix door switch errors.
Refrigerated setpoints
Adjust temperature setpoints.
Refrigerated condenser airflow
Ensure proper condenser airflow.
Refrigerated icing
Remove ice buildup and restore airflow.
Refrigerated compressor short cycling
Resolve compressor cycling issues.
Refrigerated gasket leaks
Replace worn gaskets.
Refrigerated sensor faults
Replace or recalibrate sensors.
Refrigerated defrost issues
Fix defrost cycles and timers.
Refrigerated fan failures
Diagnose fan motor failures.
Refrigerated dirty coils
Clean coils for proper airflow.
Refrigerated unit temp high
Fix high temperature in refrigerated units.
Combo service mode issues
Exit service mode and restore operations.
Combo firmware updates
Update combo firmware and verify stability.
Combo payment setup
Configure cashless readers for combos.
Combo settings backup
Backup combo settings and pricing.
Combo upgrade checklist
Upgrade combo machines safely.
Combo door sensor faults
Handle door sensor faults in combo units.
Combo MDB bus errors
Fix MDB bus communication errors.
Combo stacker full errors
Resolve stacker full sensor issues.
Combo snack jam
Clear jams in combo snack spirals.
Combo drink jam
Clear jams in combo drink columns.
Combo temp drift
Handle temperature drift in combo units.
Combo telemetry setup
Configure telemetry for combo machines.
Combo keypad troubleshooting
Fix sticky or unresponsive keypads.
Combo display errors
Diagnose display and keypad issues.
Combo bill rejection
Resolve bill acceptor failures.
Combo coin rejection
Resolve coin rejection on combo units.
Combo selection mapping
Fix selection mapping errors.
Combo configuration reset
Restore factory settings and reload configs.
Combo power issues
Resolve power rail and controller problems.
Combo machine mixed issues
Triage snack vs drink issues in combo machines.
Drink refund workflow
Handle refunds for failed vends.
Drink payment offline mode
Resolve offline payment behavior.
Drink energy mode settings
Configure energy saver modes.
Drink coil cleaning
Properly clean condenser coils.
Drink compressor cycling
Fix short cycling and power issues.
Drink refrigerant leaks
Identify leak symptoms and next steps.
Drink door switch faults
Handle door switch service errors.
Drink display errors
Fix display or controller faults.
Drink bill acceptor issues
Resolve bill acceptor errors.
Drink coin mech issues
Troubleshoot coin acceptance.
Drink column adjustments
Adjust columns for vend accuracy.
Drink can vs bottle setup
Adjust shims and spacers.
Drink stack jam
Clear stuck products in stacks.
Drink thermostat settings
Set proper thermostat configuration.
Drink temperature sensor faults
Replace or reposition sensors.
Drink door seal leaks
Replace or adjust door gaskets.
Drink evaporator icing
Fix icing and airflow issues.
Drink fan noise issues
Diagnose noisy or failing fans.
Drink column mis-vends
Resolve column alignment and shims.
Drink machine running warm
Fix refrigeration and temperature drift.
Snack service mode stuck
Exit service mode safely.
Snack power cycle loops
Diagnose repeated reboots.
Snack MDB harness inspection
Inspect wiring and connectors.
Snack selection enablement
Re-enable disabled selections.
Snack refund logic troubleshooting
Resolve refund failures after mis-vends.
Snack spiral speed calibration
Calibrate spiral timing for accurate vends.
Snack tray alignment
Ensure trays are aligned to avoid jams.
Snack product tilt problems
Fix product tilt and misalignment.
Snack bill validator issues
Resolve bill validator rejections.
Snack coin acceptor issues
Diagnose coin acceptor acceptance failures.
Snack drop sensor troubleshooting
Handle false drops and no-drop faults.
Snack spiral sizing
Select correct spirals for product fit.
Snack controller reset procedure
Safely reset controllers and recover configs.
Snack motor coupler wear
Identify worn couplers and replacements.
Snack door switch issues
Fix door switch and service mode problems.
Snack price mismatch
Correct pricing and product mapping.
Snack column jam clearance
Clear jams safely and quickly.
Snack selection error codes
Handle selection and switch errors.
Snack selection mis-vends
Fix partial vends or double vends.
Snack model motor not turning
Diagnose stalled or non-responsive snack motors.