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The Philips 3100 CMF-AMF-OTC is a coffee machine designed for domestic use, offering various features for brewing coffee, dispensing hot water, and frothing milk. The machine is available in three main models: CMF, AMF, and OTC, with slight variations in their external parts and functionalities, particularly concerning milk frothing capabilities.
The core function of the Philips 3100 is to prepare coffee beverages from whole beans or pre-ground coffee. It incorporates a direct current motor with flat ceramic grinder blades for grinding coffee, and an electronic system controls the dose adjustment. The machine features a brewing unit that moves to a brewing position, performs a preliminary dispensing phase, and then dispenses the product based on the selected amount. After brewing, the gear motor returns to its home position, automatically expelling the coffee dregs.
For milk-based beverages, the machine offers different systems. The CMF model uses a Classic Milk Frother for hot water/steam, while the AMF model features an Automatic Milk Frother. The OTC model includes a Milk Carafe for integrated milk frothing. In the milk carafe system (OTC), steam heats the milk, which is then mixed with air in an emulsion chamber to create foam. The steam passes through a pipe, creating a sucking effect that pulls the milk upwards for frothing.
The machine also provides hot water dispensing and steam generation. Temperature monitoring is handled by an NTC variable resistor sensor, which transmits values to the electronic card, allowing for precise temperature control. Safety is ensured by two thermostats set at 190°C (one-shot) and a thermal fuse. An overpressure valve opens at approximately 16-18 bar to prevent excessive pressure buildup.
The Philips 3100 includes several user-friendly features such as a removable water tank, a coffee bean hopper, and a coffee grounds drawer. The display icons provide clear indications of the machine's status, including warming up, ready for brewing, water dispensing, steam dispensing, and various brewing processes (espresso, long espresso, single/double cups). Warning signals (yellow) indicate conditions like rinsing cycles, water filter replacement, low coffee beans, and the need to prime the water circuit or descale the machine. Red warning signals indicate critical issues such as an uninserted drip tray/grounds drawer, empty coffee bean hopper, uninserted brew group, or general error codes.
The Philips 3100 offers user programmability for espresso and espresso lungo quantities. It also features a "Dose self-learning (SAS)" function, which automatically regulates the average dose of ground coffee based on grinding cycle pulses, gear motor power consumption, and user-selected aroma. This ensures consistent ground coffee doses regardless of coffee type or grinder wear.
The machine has a standby mode with a default inlet time of 15 minutes, during which the boiler is off. Water level detection is performed by a capacitive sensor, triggering a "Water low" message when the level drops below a certain point, ensuring enough water for the current dispensing process. The machine also monitors water hardness and prompts for descaling based on the set hardness level and flow meter pulses. A water filter can be used to reduce limescale deposits and improve water quality and taste, with a lifespan of 60 litres or 2 months.
Regular maintenance is crucial for the machine's longevity and performance. The service manual outlines various repair and maintenance procedures. Key aspects include:
General| Brand | Philips |
|---|---|
| Model | 3100 CMF-AMF-OTC |
| Category | Coffee Maker |
| Language | English |
