Miele M 615 EG Technical Information

TECHNICAL INFORMATION CVA615 Coffee System © 2007 Miele USA

Technical Information CVA615 Coffee System 1.1.2 Controls 7 Program Selector 8 Message Window 9 Coffee Serving Buttons

Technical Information CVA615 Coffee System Service Mode - Navigation Large Coffee Displays Water Temperature for Water Heater and Steam Heater in

Technical Information CVA615 Coffee System 6.3 Displayed Messages Displayed Message Information BREW UNIT BLOCKEDThe brew unit is dirty. The b

Technical Information CVA615 Coffee System Displayed Message Information WATER SYSTEM FAULT The level switch has been actuated by water being pr

Technical Information CVA615 Coffee System 6.4 Fault Diagnosis When two cups of coffee / espresso are being prepared at the same time, the cups

Technical Information CVA615 Coffee System Grinding grade cannot be set finer (adjustment lever appears jammed)  Ground coffee is between the

Technical Information CVA615 Coffee System 1.2 Technical Data Product Dimensions Figure 1-4: CVA615 Product Dimensions

Technical Information CVA615 Coffee System 1.3 Layout of Components Overhead View of Main Components Figure 1-

Technical Information CVA615 Coffee System 2.0 Installation Refer to the Installation section of the Operating Manual.

Technical Information CVA615 Coffee System 3.0 Commission and Operation 3.1 General Operation 3.1.1 Preparing Coffee 1. Place a cup un

Technical Information CVA615 Coffee System 3.1.2 Canceling the Preparation Press any one of the coffee buttons to stop preparation immediately

Technical Information CVA615 Coffee System 3.1.4 Hot Water 1. Place a cup under the hot water dispenser. Figure 3-6: Placement of

Technical Information CVA615 Coffee System 3.1.5 Adjusting the Coffee Grinder Controls  Slide to the left for finer grinding.  Slide to th

Technical Information CVA615 Coffee System 3.1.6 Filling the Coffee Beans Container 1. Open the appliance door. 2. Carefully slide the cont

Technical Information CVA615 Coffee System 3.1.7 Filling the Water Tank The water tank must be washed and filled with fresh drinking water eac

Technical Information CVA615 Coffee System CVA615 Coffee System – Table of Contents 1.0 Construction and Design...

Technical Information CVA615 Coffee System 4.0 Description of Function 4.1 Door Switch The door switch, removes power to the appliance when

Technical Information CVA615 Coffee System 4.3 Brew Unit – Cleaning and Care The Brew Unit is a mechanically operated component that is subjecte

Technical Information CVA615 Coffee System 4.5 Connection of Brew Unit to Drive Mechanism 1

Technical Information CVA615 Coffee System 4.6 Brewing Procedure 1. The grinder fills the dispenser housing until full (as determined by the dis

Technical Information CVA615 Coffee System 1 Outlet 2 Top Filter 3 Compressed Coffee 4 Water

Technical Information CVA615 Coffee System Refer to Figure 4-6 – Brew Unit, Showing Compressed Coffee “Puck”. 7. As the drive begin to move back

Technical Information CVA615 Coffee System 4.7 Grounds Container After coffee has been prepared, the coffee grounds compressed puck falls into t

Technical Information CVA615 Coffee System The actuating magnet (Figure 4-8, Item 1) for the Waste Unit switch is fitted in the bottom edge of the

Technical Information CVA615 Coffee System 4.9 Water Tank Refer to Figure 4-9 – Water Tank. The Water Tank holds the water required for the bre

Technical Information CVA615 Coffee System 4.10 Water Level Switch The Water Level Switch is located within the housing (as shown in Figure 4-10

Technical Information CVA615 Coffee System CVA615 Coffee System – Table of Contents (continued) 4.20.3 Water Path – Hot Water...

Technical Information CVA615 Coffee System When the water tank is installed, and contains at least 30-33 ounces of water; the Water Level Switch

Technical Information CVA615 Coffee System 4.11 Grinder Assembly Figure 4-12: Grinder Assembly

Technical Information CVA615 Coffee System Refer to Figure 4-12 – Grinder Assembly. The grinding grade depends on the gap between the Grinding C

Technical Information CVA615 Coffee System 4.12 Grinder – Overload Protection If the grinder becomes blocked, a slip coupling interrupts the dri

Technical Information CVA615 Coffee System Refer to Figure 4-13 – Components of the Grinder Overload Protection. The Grinder Motor (Item 1) driv

Technical Information CVA615 Coffee System 4.13 Ground Coffee Dispensing 1 Dispenser Lev

Technical Information CVA615 Coffee System The grinder fills the dispenser container with ground coffee. When the dispenser container is full, th

Technical Information CVA615 Coffee System 4.15 Brew Unit Drives Refer to Figure 4-17 – Components of the Brew Unit Drive Assembly, Water Connec

Technical Information CVA615 Coffee System Refer to Figure 4-18 – Brew Unit Drive Assembly. The drive motor (Item 1) is powered by the electroni

Technical Information CVA615 Coffee System 4.16 Water Pump The pump is self-priming and can develop a pressure of up to approx. 16 bar. For espre

Technical Information CVA615 Coffee System CVA615 Coffee System – Table of Contents (continued) 5.37 Beans Container Guide - Removal...

Technical Information CVA615 Coffee System 4.19 Flow Through Heaters The Coffee Flow Through Heater (Figure 4-19 – Hot Water / Coffee Heater) ha

Technical Information CVA615 Coffee System As a final measure each heating circuit uses a temperature safety fuse (Figure 4-20 – Item 3). In the e

Technical Information CVA615 Coffee System 4.20 Water Path 1 Water Tank 8 Coff

Technical Information CVA615 Coffee System 4.20.1 Water Intake The Pump takes in water from the water tank. (The Pump is fitted with a safety v

Technical Information CVA615 Coffee System 4.21 Water Valve The Water Valve is attached to the output of the Coffee / Hot Water Flow Through Hea

Technical Information CVA615 Coffee System 4.22 Electronic Assemblies 4.22.1 Power Electronic Figure 4-2

Technical Information CVA615 Coffee System 4.22.2 CPU Electronic Figure 4-24: CPU (Control) Electronic

Technical Information CVA615 Coffee System 5.0 Service and Maintenance Danger! To avoid the risk of electrical shock, the appliance should be dis

Technical Information CVA615 Coffee System 5.2 Interference Suppression Filter (Z1) - Removal 1. Perform: Lid removal – Refer to Section 5.1

Technical Information CVA615 Coffee System 5.4 Adjustment Slide Switch Frame - Removal 1. Open the door. 2. Pull off the slide switch knobs.

Technical Information CVA615 Coffee System CVA615 Coffee System – List of Figures Figure 1-1: Front Overview CVA615...

Technical Information CVA615 Coffee System 5.5 Door Contact Switch (S24) - Removal Refer to Figure 5-5 – Door Switch. 1. Remove the lid – R

Technical Information CVA615 Coffee System 5.6 Base Plate - Removal 1. Remove the Lid, Mains and Rear Panel – Refer to Sections 5.1 and 5.3.

Technical Information CVA615 Coffee System 5.7 Drip Tray - Removal 1. Remove the Lid, Mains and Rear Panel – Refer to Sections 5.1 and 5.3.

Technical Information CVA615 Coffee System 5.8 Overflow Switch Actuator Float - Removal 1. Remove the Lid, Mains and Rear Panel – Refer to Se

Technical Information CVA615 Coffee System 5.9 Overflow Switch (B8/3) - Removal 1. Remove the Lid, Mains and Rear Panel – Refer to Sections

Technical Information CVA615 Coffee System 5.10 Rear Door Panel - Removal 1. Open the door. 2. Remove the Upper Rear Panel Fixing Screws (It

Technical Information CVA615 Coffee System 5.11 Fascia Panel Cover - Removal 1. Open the door. 2. Remove the Rear Door Panel – Refer to Sec

Technical Information CVA615 Coffee System 5.12 Selector Switch - Removal 1. Open the door. 2. Remove the Rear Door Panel and Fascia Panel C

Technical Information CVA615 Coffee System 5.13 Display Module Electronic - Removal 1. Open the door. 2. Remove the Rear Door Panel and Fas

Technical Information CVA615 Coffee System 5.14 Coffee Dispensing Nozzle - Removal 1. Open the door. 2. Remove the Grille and Drip Tray from

Technical Information CVA615 Coffee System CVA615 Coffee System – List of Figures (continued) Figure 5-1: Lid with Screws...

Technical Information CVA615 Coffee System 5.15 Coffee Dispensing Nozzle - Installation Refer to Figure 5-14 – Components of the Coffee Dispe

Technical Information CVA615 Coffee System 5.16 Steam Valve and Steam Valve Switch (S79) - Removal 1. Open the door. 2. Remove the Rear Door

Technical Information CVA615 Coffee System 5.17 Hot Water Nozzle - Removal 1. Open the door. 2. Remove the Rear Door Panel and Fascia Panel

Technical Information CVA615 Coffee System 5.19 Checking Temperature at Coffee Dispenser Warning! To avoid adverse operating conditions:  Do n

Technical Information CVA615 Coffee System 11. Set the value to “350” as follows:  Press the Large Coffee Button to increase the value.  Pre

Technical Information CVA615 Coffee System 5.21 Brew Unit – Removal (NOT in Start/Home Position) Warning! This procedure will remove the brew

Technical Information CVA615 Coffee System 1 Connection Socket 2 Retaining Screw Figure 5-17: Brew Un

Technical Information CVA615 Coffee System 5.22 Brew Unit - Installation 1. Remove the Waste Container. 2. Slide the Brew Unit into position

Technical Information CVA615 Coffee System 5. Rub away coffee residues from the steel filters with a sponge. 6. Dry the funnel to prevent groun

Technical Information CVA615 Coffee System 5.25 Brew Unit – Degreasing via the Rinse Cycle Note: The natural oil found in coffee can cause the

Technical Information CVA615 Coffee System CVA615 Coffee System – List of Figures (continued) Figure 5-43: Beans Container Guide ...

Technical Information CVA615 Coffee System 8. Press ENTER. The display will read: RINSING CYCLE A small amount of water will flow out the cof

Technical Information CVA615 Coffee System 5.26 Brew Unit - Lubrication 1. Remove the Brew Unit – Refer to Section 5.20. Note: Check that th

Technical Information CVA615 Coffee System 5.27 Brew Unit – Manual Reset to “Home Position” (with Brew Unit Not Installed in Appliance) Refer t

Technical Information CVA615 Coffee System 5.28 Brew Unit Creamer Valve - Removal 1. Remove the Brew Unit – Refer to Section 5.20. 2. Remove

Technical Information CVA615 Coffee System 5.30 Brew Unit Funnel - Removal 1. Remove the Brew Unit from the appliance – Refer to Section 5.2

Technical Information CVA615 Coffee System 5.31 Brew Unit Ram - Service 1. Remove the Brew Unit from the appliance – Refer to Section 5.20. 2

Technical Information CVA615 Coffee System 6. Clean the brewing chamber (Figure 5-30), ram and bottom filter by hand with warm water without det

Technical Information CVA615 Coffee System 5.32 Brew Unit Drives - Service 1. Disconnect the power. Allow the appliance to cool. 2. Remove t

Technical Information CVA615 Coffee System 16. Refer to Figure 5-32 – Front Plate Assembly with Retaining Screws Locations. Remove the two Hot Wa

Technical Information CVA615 Coffee System Figure 5-33: Grinder Retaining Screws Figure 5-34: Grinder Retain

Technical Information CVA615 Coffee System CVA615 Coffee System – List of Tables Table 6-1: Programming Mode Navigation ...

Technical Information CVA615 Coffee System 20. Remove the knobs from the Grinder Slide Controls. 21. Remove the Adjustment Slide Switch Frame (5.

Technical Information CVA615 Coffee System Service Tip: Refer to Figure 5-36. To avoid having to hold the Front Plate Assembly upward while removi

Technical Information CVA615 Coffee System 5.33 Water Tank Float - Removal 1. Open the door. 2. Remove the Water Tank. 3. Remove the cap f

Technical Information CVA615 Coffee System 5.34 Water Tank Lip Seal - Removal 1. Open the door. 2. Remove the Water Tank – Refer to Section

Technical Information CVA615 Coffee System 5.35 Lower Section of Tank Valve - Removal 1. Open the door. 2. Remove the Water Tank – Refer to

Technical Information CVA615 Coffee System 5. Remove the Bottom Plate and Drip Tray. 6. Disconnect the lower part of the valve connections. 7.

Technical Information CVA615 Coffee System 5.36 Beans Container - Removal 1. Open the door. 2. Remove the Beans Container End Stop Screw (F

Technical Information CVA615 Coffee System 5.37 Beans Container Guide - Removal 1. Open the door. 2. Perform the “Beans Container Removal” p

Technical Information CVA615 Coffee System 5.38 Grinder - Disassembly Note: The Grinder Ring and Grinder Cone should only be replaced as a se

Technical Information CVA615 Coffee System 9. Turn the Adjustment Ring (Figure 5-45, Item 1) counterclockwise until the blue marking aligns with

Technical Information CVA615 Coffee System 1.0 Construction and Design 1.1 Appliance Overview 1.1.1 Front View

Technical Information CVA615 Coffee System Refer to Figure 5-46 – Grinder – Apart 15. Remove the Grinding Cone (Item 6). 16. Remove the balls (I

Technical Information CVA615 Coffee System 5.39 Grinder Assembly – Basic Setting Refer to Figure 5-46 – Grinder - Apart. Note: Before setting

Technical Information CVA615 Coffee System 5.40 Grinder Unit - Removal 1. Open the door. 2. Remove the Beans Container – Refer to Section 5

Technical Information CVA615 Coffee System 10. Remove the plug from the electronic unit. 11. Lift the grinder upwards from the dampers (Figure 5-4

Technical Information CVA615 Coffee System 5.43 Waterpath & Flowmeter - Testing Caution! Hot water will flow from the water spout during

Technical Information CVA615 Coffee System Figure 5-49: Test Jumper Position 4. Release all three coffee buttons. 5. Remove the jump

Technical Information CVA615 Coffee System 5.44 Water Path Leakage Test In the event water is present in bottom of the appliance, or a leak i

Technical Information CVA615 Coffee System 5.45 Water Path Connections - Opening Danger! Risk of burning or scalding! Components may be hot. P

Technical Information CVA615 Coffee System 6.0 Fault Diagnosis 6.1 Programming Mode The Programming Mode is designed for access by the cus

Technical Information CVA615 Coffee System 6.2 Service Mode The Service Mode is used to check the status of various input switches and operate