Skip to main content
Rocky Mountain Vending

Product Not Dispensing Diagnostic Flow

Automatic Products Ap 4000 Snackshop Service

OtherHigh confidenceExact parts not verified
Back to all issues

Product Not Dispensing Diagnostic Flow

Guided diagnosis for when a product is selected but fails to vend.

Low RiskOperator5-10 min
Vend path4 stepsowner-basic

Checklist

Guided Diagnostic Steps

Work from low-risk checks toward technician-level inspection only when evidence supports it.

Printable checklist

You can read or print the route now. The first checkbox click opens the service contact gate.

lead gated
  1. 1

    Inspect for Product Jam

    owner-basiclow

    Use public-safe diagnostic guidance.

    Flashlight

    Expected: Products are properly stacked in the serpentine channels and the delivery path is clear.

    Evidence to note: photo

  2. 2

    Check Sold-Out Switch State

    owner-basiclow

    Use public-safe diagnostic guidance.

    Expected: Switch clicks distinctly and is mechanically free.

    Evidence to note: note

  3. 3

    Verify Selector Switch

    technician-advancedlow

    Use public-safe diagnostic guidance.

    Multimeter

    Expected: Switch shows continuity when actuated and infinite resistance when released.

    Evidence to note: meter-reading

  4. 4

    Check Ejector Solenoid

    technician-advancedlow

    Use public-safe diagnostic guidance.

    Stop conditions
    • Burning smell
    • Visible melting on solenoid

    Expected: Solenoid plunger moves freely and wiring is intact.

    Evidence to note: photo

Tools for this route

MultimeterFlashlight

Location Help

Where to find this

Use this as orientation before touching the machine. It is location help, not a repair instruction.

Product tray and vend path

Start at the affected product shelf or selection row; compare the tray, coil, and product path with a nearby working selection.

  • Affected shelf, spiral coil, product lane, and vend motor area
cabinet glass frontvend motor

Parts status

Exact public parts list not verified yet. Use this route to identify the system before ordering.

Candidate areas for part verification

Vend path componentsRefrigeration ComponentsVend Mechanism PartsSwitches and RelaysCooling components

Other Possible Issues

Switch routes if this symptom is not the closest match.

All issues