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General| Brand | Royal Vendors |
|---|---|
| Model | Merlin IV |
| Category | Vending machines |
| Language | English |
Outlines the manufacturer's commitment to safety and user awareness of potential dangers.
Lists essential safety rules and precautions to follow before and during installation or service.
Provides general advice on precautions to take when handling electrical circuits.
Details specific electrical hazards related to servicing with power on or off.
Provides an overview of the MERLIN IV vending machine's capabilities and operational features.
Lists the key features and technological advantages of the MERLIN IV vending system.
Explains how to identify the MERLIN IV vender using serial plates and model numbers.
Specifies the electrical voltage, frequency, and service requirements for the vender.
Details the main control board, its identification, operation, and pinout connections.
Explains the function and operation of the low-voltage transformer powering the control board.
Describes the adjustment and testing procedures for the product delivery chute sensor.
Details the refrigeration system, its components, and operational cycle.
Explains the function of the ballast in providing power to the vender's fluorescent lights.
Describes the coin changer, bill acceptor, and debit card reader functionalities.
Provides essential safety guidelines for handling electronic control boards and preventing ESD.
Outlines the modes and operations available within the internal service menu for programming.
Lists the modes accessible when configuration 2 is set to '1'.
Describes features accessible via the external menu for reporting vend counts and errors.
Describes the vender's state when idle and awaiting customer interaction.
Explains how customer credit is established through coin insertion.
Details the process when a customer makes a valid product selection.
Details how the system indicates when a product selection is unavailable.
Explains how a sold-out condition is cleared and reset via the door switch.
Provides instructions for routine cleaning and lubrication of vender parts.
Explains how to use the built-in error code system for troubleshooting.
Outlines objectives and steps for effective troubleshooting of vending equipment.
Explains basic circuit principles relevant to vending machine diagnostics.
Summarizes key components like the control board and power supply.
Provides an exploded view and part numbers for the control board and associated wiring.
Shows an exploded view and part list for the vender's port assembly.
Illustrates the inner door components with their corresponding part numbers.
Details the parts and assembly of the main door's hinge, lifter, and handle mechanisms.
Provides an exploded view and part numbers for the refrigeration system.
Shows an exploded view and part numbers for the evaporator fan motor assembly.
Illustrates the airflow vend mechanism with part numbers for newer models.
Shows an exploded view and part numbers for older vend mechanism models.
Details various miscellaneous assemblies and their part numbers.
Provides an exploded view and part numbers for the front door assembly.
Shows an exploded view and part numbers for the rear door assembly.
Illustrates the rear select panel components with part numbers.
Exploded view and part numbers for the front vandal-resistant door assembly.
Exploded view and part numbers for the rear vandal-resistant door assembly.
Exploded view and part numbers for the center door changer vault assembly.
Exploded view and part numbers for the Dr Pepper Vision 4 port assembly.
Exploded view and part numbers for the Dr Pepper Vision 4 front door assembly.
Exploded view and part numbers for the Dr Pepper Vision 4 rear door assembly.
Exploded view and part numbers for the Dr Pepper Vision 4 coin insert assembly.
Exploded view and part numbers for the Dr Pepper Vision 4 CI rear and button panel.
Exploded view and part numbers for the Dr Pepper Vision 4 changer vault assembly.
Exploded view and part numbers for the flat horizontal display door front.
Exploded view and part numbers for the flat horizontal display door rear.
Exploded view and part numbers for the flat horizontal display select panel.
