Page 2 - CVA615 Coffee System – Table of Contents
Technical Information CVA615 Coffee System CVA615 Coffee System – Table of Contents 1.0 Construction and Design......................................................................... 9 1.1 Appliance Overview ................................................................................... 9 1.1....
Page 3 - CVA615 Coffee System – Table of Contents (continued)
Technical Information CVA615 Coffee System CVA615 Coffee System – Table of Contents (continued) 4.20.3 Water Path – Hot Water.............................................................. 43 4.20.4 Water Path – Steam ................................................................... 43 4.21 Water V...
Page 5 - CVA615 Coffee System – List of Figures
Technical Information CVA615 Coffee System CVA615 Coffee System – List of Figures Figure 1-1: Front Overview CVA615 ............................................................................... 9 Figure 1-2: CVA Controls ................................................................................
Page 6 - CVA615 Coffee System – List of Figures (continued)
Technical Information CVA615 Coffee System CVA615 Coffee System – List of Figures (continued) Figure 5-1: Lid with Screws........................................................................................... 47 Figure 5-2: Interference Suppression Filter (Z1) Mounting Location ....................
Page 8 - CVA615 Coffee System – List of Tables
Technical Information CVA615 Coffee System CVA615 Coffee System – List of Tables Table 6-1: Programming Mode Navigation .................................................................. 98 Table 6-2: Service Mode Navigation.......................................................................... 1...
Page 9 - Construction and Design; Overview; View; Front Overview CVA615
Technical Information CVA615 Coffee System 1.0 Construction and Design 1.1 Appliance Overview 1.1.1 Front View 1 Hot Water Dispenser 2 Coffee Dispensers (Height-Adjustable) 3 Handle to Open Appliance Front 4 Steam Selector 5 Steam Nozzle with Milk Frother 6 Drip Catch Figure 1-1: Front Overview CVA6...
Page 10 - CVA Controls
Technical Information CVA615 Coffee System 1.1.2 Controls 7 Program Selector 8 Message Window 9 Coffee Serving Buttons 10 Rinse / Pre-Warm Button 11 Hot Water Button Figure 1-2: CVA Controls 1.1.3 Interior (Front of Appliance Opened) 12 Coffee Bean Container 13 Slide Control to Select Fineness of Gr...
Page 11 - Technical; Product Dimensions; CVA615 Product Dimensions; Electrical Information
Technical Information CVA615 Coffee System 1.2 Technical Data Product Dimensions Figure 1-4: CVA615 Product Dimensions Electrical Information The appliance comes equipped with a 6ft (1.8 m) power cord with a NEMA 5-15P molded plug for connection to a 120 V, 15 A, 60 Hz power supply. 11
Page 12 - Layout of Components; Overhead View of Main Components; CVA615 Overhead View of Components
Technical Information CVA615 Coffee System 1.3 Layout of Components Overhead View of Main Components Figure 1-5: CVA615 Overhead View of Components 1 Waste Container 2 Brew Unit 3 Grinder 4 Water Tank 5 CPU Electronic Board 6 Drive Assembly (Mounted to Wall) 7 Drive Assembly Cover 8 Hot Water / Coff...
Page 13 - Operating Manual
Technical Information CVA615 Coffee System 2.0 Installation Refer to the Installation section of the Operating Manual. Figure 2-1: Operating Manual 13
Page 14 - Commission and Operation; General; Preparing; Place a cup under both coffee dispensing ports.; Cup Under the Dispensing Ports; Press the desired size coffee button once. This will start the; Pressing the Coffee Button
Technical Information CVA615 Coffee System 3.0 Commission and Operation 3.1 General Operation 3.1.1 Preparing Coffee 1. Place a cup under both coffee dispensing ports. Figure 3-1: Cup Under the Dispensing Ports 2. Press the desired size coffee button once. This will start the preparation cycle. Figu...
Page 15 - Canceling the Preparation; Canceling the Preparation Process; Steam; Turn the steam ON by turning the Steam Selector counter-clockwise.; Steam Selector
Technical Information CVA615 Coffee System 3.1.2 Canceling the Preparation Press any one of the coffee buttons to stop preparation immediately. Figure 3-4: Canceling the Preparation Process 3.1.3 Steam Control Caution: The steam from the appliance is extremely hot; use caution to prevent burns. • Tu...
Page 16 - Water; Place a cup under the hot water dispenser.; Placement of Cup Under the Hot Water Dispenser
Technical Information CVA615 Coffee System 3.1.4 Hot Water 1. Place a cup under the hot water dispenser. Figure 3-6: Placement of Cup Under the Hot Water Dispenser 2. Press the hot water button. Hot water will be dispensed. 3. Press the hot water button again to stop the flow of hot water. Figure 3-...
Page 17 - Adjusting the Coffee Grinder; Controls; Grinder Controls
Technical Information CVA615 Coffee System 3.1.5 Adjusting the Coffee Grinder Controls Slide to the left for finer grinding. Slide to the right for coarser grinding. Figure 3-8: Grinder Controls If the espresso flows too quickly into the cup, the beans may have been ground too coarsely. The gr...
Page 18 - Filling the Coffee Beans Container; Adding Coffee Beans
Technical Information CVA615 Coffee System 3.1.6 Filling the Coffee Beans Container 1. Open the appliance door. 2. Carefully slide the container out so that the lid is visible. 3. Lift the lid. 4. Fill the container with coffee beans to about 1" from the top. 5. Close the lid and push the contai...
Page 19 - Filling the Water Tank
Technical Information CVA615 Coffee System 3.1.7 Filling the Water Tank The water tank must be washed and filled with fresh drinking water each day. A reminder will appear in the message window when the unit is first turned on. 1. Open the front of the machine. 2. Lift the water tank up and out of t...
Page 20 - Description of Function; Door; ” will be displayed if the Overflow
Technical Information CVA615 Coffee System 4.0 Description of Function 4.1 Door Switch The door switch, removes power to the appliance when the door is opened. Refer to Figure 4-1 – Door Contact Switch (S24). Figure 4-1: Door Contact Switch (S24) 4.2 Overflow (Reed) Switch The overflow switch is in ...
Page 21 - Brew Unit – Cleaning and Care; Brew Unit in “Home” Position
Technical Information CVA615 Coffee System 4.3 Brew Unit – Cleaning and Care The Brew Unit is a mechanically operated component that is subjected to high forces. After a long period of use, the Brew Unit may become clogged. To ensure correct operation of the Brew Unit, it is essential to clean it re...
Page 22 - Connection of Brew Unit to Drive Mechanism; Brew Unit Connections; Operation; Refer to Figure 4-3 – Brew Unit Connections.
Technical Information CVA615 Coffee System 4.5 Connection of Brew Unit to Drive Mechanism 1 Drive Shaft Socket 2 Water Connection Socket 3 Locking Mechanism Switch Lug 4 Brew Unit Switch 5 Water Nozzle 6 Drive Shaft Figure 4-3: Brew Unit Connections Operation Refer to Figure 4-3 – Brew Unit Connecti...
Page 23 - Procedure; The ground coffee then falls into the brew unit via the funnel.; Brew Unit Filters; Refer to Figure 4-5 – Brew Unit Components.
Technical Information CVA615 Coffee System 4.6 Brewing Procedure 1. The grinder fills the dispenser housing until full (as determined by the dispenser switch). 2. The grinder is then switched off. 3. The dispenser flap opens twice (two clicks) via the dispenser solenoid assembly. 4. The ground coffe...
Page 24 - Brew Unit Components
Technical Information CVA615 Coffee System 1 Outlet 2 Top Filter 3 Compressed Coffee 4 Water Nozzle Socket 5 Bottom Filter Figure 4-5: Brew Unit Components 24
Page 25 - Brew Unit, Showing Compressed Coffee “Puck”
Technical Information CVA615 Coffee System Refer to Figure 4-6 – Brew Unit, Showing Compressed Coffee “Puck”. 7. As the drive begin to move back toward the starting (home) position the coffee chamber moves upward and releases the used compressed coffee grounds (puck). Pos. 1. 8. The drive continues ...
Page 26 - Container; Waste Unit Present Switch
Technical Information CVA615 Coffee System 4.7 Grounds Container After coffee has been prepared, the coffee grounds compressed puck falls into the waste container. The electronic monitors the number of the compressed pucks. After a specific amount is reached, the message “Empty waste unit” is displa...
Page 27 - Waste Unit
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 container. The electronic monitors whether the waste unit is installed. 1 Magnet for Present Switch Actuation Figure 4-8: Waste Unit When the appliance i...
Page 28 - Tank; Water Tank
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 brewing of the coffee, hot water and steam. When the Water Tank is installed, the sealing ring is pressed upwards allowing water to flow out. 1 Valve Assembly F...
Page 29 - Water Level Switch
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, Item 1). Figure 4-10: Water Level Switch The actuating magnet for the Water Level Switch is located in the Water Tank as shown below (Figure 4-11, Item 1)...
Page 31 - Assembly; Grinder Assembly
Technical Information CVA615 Coffee System 4.11 Grinder Assembly Figure 4-12: Grinder Assembly 1 Seal 2 Bracket 3 Lock Ring 4 Ring 5 Ball (3) (2mm) 6 Spring 7 Cover 8 Motor Bracket 9 Vibration Dampener (3) 10 Reinforcement Ring 11 Felt Ring 12 Cover 13 Worm Gear 14 Cone 15 Mounting 16 Ball (3) (5mm)...
Page 33 - Grinder – Overload Protection; Components of the Grinder Overload Protection
Technical Information CVA615 Coffee System 4.12 Grinder – Overload Protection If the grinder becomes blocked, a slip coupling interrupts the drive between the motor and the grinder. Figure 4-13: Components of the Grinder Overload Protection 1 Grinder Motor 2 Carrier 3 Mounting 4 Spring 5 Ball 6 Grin...
Page 34 - Ball Positions into the Grinder Cone, Under Different Operating
Technical Information CVA615 Coffee System Refer to Figure 4-13 – Components of the Grinder Overload Protection. The Grinder Motor (Item 1) drives the mounting (Item 3) via the carriers (Item 2). The rotary force is then transferred via the balls, (Item 5) to the grinder cone (Item 6). Should the Gr...
Page 35 - Coffee; Coffee Dispensing Components
Technical Information CVA615 Coffee System 4.13 Ground Coffee Dispensing 1 Dispenser Lever 2 Switch – Dispensing (1S13) 3 Catch – Switch – Dispensing 4 Catch – Coil – Dispensing 5 Coil – Dispensing (1L1) 6 Spring 7 Actuator 8 Bolt 9 Dispenser Flap 10 Wiper Figure 4-15: Coffee Dispensing Components B...
Page 36 - Dispensing Lever; Switch; ” indicates
Technical Information CVA615 Coffee System The grinder fills the dispenser container with ground coffee. When the dispenser container is full, the dispensing switch is actuated and the grinder motor is switched off. Figure 4-16: Dispensing Lever To fill the brew unit - the dispensing solenoid is ene...
Page 37 - Brew Unit Drives; Components of the Brew Unit Drive Assembly, Water Connection
Technical Information CVA615 Coffee System 4.15 Brew Unit Drives Refer to Figure 4-17 – Components of the Brew Unit Drive Assembly, Water Connection and Present Switch. When the brew unit is placed in the appliance, it locks into position. The locking mechanism switch lug (Item 3) activates the brew...
Page 38 - Brew Unit Drive Assembly
Technical Information CVA615 Coffee System Refer to Figure 4-18 – Brew Unit Drive Assembly. The drive motor (Item 1) is powered by the electronic and turns both the worm gear (Item 3) and the single-stage step-down gear (Item 4). The drive shaft cog gear (Item 5) has two switch actuators for the bre...
Page 39 - Pump; Steam Heater 2R1
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 espresso preparation a pressure of approx. 8 bar is required so that the water can be forced through the compressed ground coffee. A further increase in pressur...
Page 40 - Through; Hot Water / Coffee Heater
Technical Information CVA615 Coffee System 4.19 Flow Through Heaters The Coffee Flow Through Heater (Figure 4-19 – Hot Water / Coffee Heater) has a large heater element; and a small heater element. The Steam Flow Heater has only one heater element (refer to figure 4-20 – Steam Heater) Each Flow Thro...
Page 41 - Steam Heater
Technical Information CVA615 Coffee System As a final measure each heating circuit uses a temperature safety fuse (Figure 4-20 – Item 3). In the event the temperature became too high due to a fault, this fuse blows and cuts the power being supplied to the heater element. Should this fuse blow, the c...
Page 42 - Path; Water Path
Technical Information CVA615 Coffee System 4.20 Water Path 1 Water Tank 8 Coffee / Hot Water Heater – Coffee 2 Sealing Ring 9 Water Valve (to Brew Unit) 3 Water Filter 10 Valve – Steam (Solenoid valve) 4 Flow Meter 11 Valve – Hot Water (Solenoid valve) 5 Pump 12 Steam Heater 6 Valve – Safety 13 Valv...
Page 43 - Water Intake
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 valve which opens at approx. 16 bar (232 psi) system pressure. If the pressure is too high and the safety valve opens, water is drained off via a hose to the ...
Page 44 - Valve
Technical Information CVA615 Coffee System 4.21 Water Valve The Water Valve is attached to the output of the Coffee / Hot Water Flow Through Heater. The valve is in a normally closed position. When the Brew Unit is driven into the brew position the valve mechanically opens and water is supplied to t...
Page 45 - Assemblies; Electronic; Power Electronic Board
Technical Information CVA615 Coffee System 4.22 Electronic Assemblies 4.22.1 Power Electronic Figure 4-23: Power Electronic Board 45
Page 47 - and; Lid with Screws
Technical Information CVA615 Coffee System 5.0 Service and Maintenance Danger! To avoid the risk of electrical shock, the appliance should be disconnected from the power source before any service procedures are performed. 5.1 Lid - Removal 1. Remove the Lid Screws, as shown in Figure 5-1. 2. Remove ...
Page 48 - Interference Suppression Filter (Z1) Mounting Location; Rear Panel - Removal; Rear Panel Removal
Technical Information CVA615 Coffee System 5.2 Interference Suppression Filter (Z1) - Removal 1. Perform: Lid removal – Refer to Section 5.1. 2. Remove the Mains Filter Nut (Figure 5-2 - Item 1). 3. Remove the Filter. 4. Disconnect the Mains Filter electrical connections Figure 5-2: Interference Sup...
Page 49 - Adjustment Slide Switch Frame - Removal; Removing the Adjustment Slide Switch Frame (Bezel)
Technical Information CVA615 Coffee System 5.4 Adjustment Slide Switch Frame - Removal 1. Open the door. 2. Pull off the slide switch knobs. 3. Press the retaining lugs inwards with a small screwdriver (Figure 5-4). 4. Remove the frame. Figure 5-4: Removing the Adjustment Slide Switch Frame (Bezel) ...
Page 50 - Door Switch (Shown with Appliance Door in Open Position)
Technical Information CVA615 Coffee System 5.5 Door Contact Switch (S24) - Removal Refer to Figure 5-5 – Door Switch. 1. Remove the lid – Refer to Section 5.1. 2. Open the door. 3. Disconnect the Door Switch Connections. 4. Press the switch retaining lugs inwards with a small screwdriver. 5. Remove ...
Page 51 - Base Plate - Removal; Remove the Lid, Mains and Rear Panel – Refer to Sections 5.1 and
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. 2. Open the door. 3. Remove the Waste Container. 4. Remove the Water Tank. 5. Check if water is present in the Drip Tray with a finger through the opening unde...
Page 52 - Drip Tray Removal
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. 2. Remove the Base Plate – Refer to Section 5.6. 3. Remove the Drip Tray - Refer to Figure 5-7. Figure 5-7: Drip Tray Removal 52
Page 53 - Overflow Switch Actuator Float - Removal; Overflow Switch Actuator Float
Technical Information CVA615 Coffee System 5.8 Overflow Switch Actuator Float - Removal 1. Remove the Lid, Mains and Rear Panel – Refer to Sections 5.1 and 5.3. 2. Remove the Base Plate – Refer to Section 5.6. Note: Ensure the float is re-installed in the same direction as when it was removed. 3. Re...
Page 54 - Overflow Switch
Technical Information CVA615 Coffee System 5.9 Overflow Switch (B8/3) - Removal 1. Remove the Lid, Mains and Rear Panel – Refer to Sections 5.1 and 5.3. 2. Remove the Overflow Switch Fixing Screw (Item 1). 3. Remove the Overflow Switch. 4. Disconnect the Overflow Switch connections from the Electron...
Page 55 - Rear Door Panel - Removal
Technical Information CVA615 Coffee System 5.10 Rear Door Panel - Removal 1. Open the door. 2. Remove the Upper Rear Panel Fixing Screws (Item 1). 3. Remove the Lower Rear Panel Fixing Screws (Item 2). Figure 5-10: Rear Door Panel - Removal 55
Page 56 - Fascia Panel Cover - Removal; Fascia Panel Cover Assembly
Technical Information CVA615 Coffee System 5.11 Fascia Panel Cover - Removal 1. Open the door. 2. Remove the Rear Door Panel – Refer to Section 5.10. 3. Remove the Cover Fixing Screws (Item 3). 4. Remove the cover. 1 Fascia 2 Cable Guide 3 Fixing Screws 4 Cover 5 Magnet 6 Cable Guide Figure 5-11: Fa...
Page 57 - Selector Switch - Removal; Selector Switch
Technical Information CVA615 Coffee System 5.12 Selector Switch - Removal 1. Open the door. 2. Remove the Rear Door Panel and Fascia Panel Cover – Refer to Section 5.10 and 5.11. – Refer to Section 5.10 and 5.11. 3. Unplug the electrical connection from the Selector Switch. 4. Remove the Switch Knob...
Page 58 - Display Module Electronic - Removal; Rear View of Front Door with Rear Panel Removed
Technical Information CVA615 Coffee System 5.13 Display Module Electronic - Removal 1. Open the door. 2. Remove the Rear Door Panel and Fascia Panel Cover – Refer to Section 5.10 and 5.11. – Refer to Section 5.10 and 5.11. 3. Pull off the Pushbutton Knobs (Item 1). 4. Disconnect the Connections from...
Page 59 - Coffee Dispensing Nozzle - Removal; Components of the Coffee Dispensing Nozzle
Technical Information CVA615 Coffee System 5.14 Coffee Dispensing Nozzle - Removal 1. Open the door. 2. Remove the Grille and Drip Tray from the door – Refer to Section 5.7. 3. Remove the fixing screws from the white panel under and behind the nozzle. 4. Remove the white panel. Note: The two screws ...
Page 60 - Coffee Dispensing Nozzle - Installation
Technical Information CVA615 Coffee System 5.15 Coffee Dispensing Nozzle - Installation Refer to Figure 5-14 – Components of the Coffee Dispensing Nozzle. 1. Slide the outlet (Item 7), onto the connection hose (Item 6). 2. Position the moveable coffee dispensing nozzle, (Item 9), in the cover (Item ...
Page 61 - Components of Steam Valve and Steam Valve Switch
Technical Information CVA615 Coffee System 5.16 Steam Valve and Steam Valve Switch (S79) - Removal 1. Open the door. 2. Remove the Rear Door Panel and Fascia Panel Cover – Refer to Section 5.10 and 5.11. – Refer to Section 5.10 and 5.11. 3. Pull off the Switch Knob (Item 8). 4. Remove the holder fix...
Page 62 - Hot Water Nozzle - Removal; Hot Water Valve Components
Technical Information CVA615 Coffee System 5.17 Hot Water Nozzle - Removal 1. Open the door. 2. Remove the Rear Door Panel and Fascia Panel Cover – Refer to Section 5.10 and 5.11. 3. Loosen the nut (Item 2). 4. Remove the holder (Item 5). 5. Unscrew the sleeve, (Item 1) from the connector (Item 6). ...
Page 63 - Checking Temperature at Coffee Dispenser; This value may vary
Technical Information CVA615 Coffee System 5.19 Checking Temperature at Coffee Dispenser Warning! To avoid adverse operating conditions: Do not deviate from the procedure. Do not change any other settings or values during this procedure. 1. Set the grinding grade to medium. 2. Set the coffee qua...
Page 64 - Off
Technical Information CVA615 Coffee System 11. Set the value to “350” as follows: Press the Large Coffee Button to increase the value. Press the Medium Coffee Button to decrease the value. Note: Each press of the Large or Medium Coffee will change the displayed value by 1. (i.e. 347…348…349…350)...
Page 66 - Brew Unit
Technical Information CVA615 Coffee System 1 Connection Socket 2 Retaining Screw Figure 5-17: Brew Unit Figure 5-18: Brew Unit Connection Socket Retaining Screw and Locking Tab 66
Page 67 - Brew Unit - Installation; mechanism engages with the mounting plate.; Brew Unit – Cleaning Procedure; Clean the Brew Unit by hand only it; SHOULD NOT; be cleaned in a; Brew Unit – Removal for Cleaning
Technical Information CVA615 Coffee System 5.22 Brew Unit - Installation 1. Remove the Waste Container. 2. Slide the Brew Unit into position in the appliance until the locking mechanism engages with the mounting plate. Note: Do not press the part marked PRESS during the installation of the brew unit...
Page 68 - Brew Unit Installation; Brew Unit – Filter Cleaning; brew unit with a sponge.
Technical Information CVA615 Coffee System 5. Rub away coffee residues from the steel filters with a sponge. 6. Dry the funnel to prevent ground coffee from sticking. 7. After cleaning press "PRESS". 8. Remove the Waste Container (if re-installed). Figure 5-20: Brew Unit Installation 9. Push...
Page 69 - Brew Unit – Degreasing via the Rinse Cycle; Cleaning Tablet being Placed into the Brew Unit Funnel; Return the brew unit and waste unit to the appliance and close the
Technical Information CVA615 Coffee System 5.25 Brew Unit – Degreasing via the Rinse Cycle Note: The natural oil found in coffee can cause the Brew Unit to clog. The message “Rinsing Cycle” will flash in the message window after 500 cups to remind you to clean the unit using “cleaning tablets”. Thes...
Page 70 - RINSING CYCLE; The Brew Unit is now clean and ready to use.
Technical Information CVA615 Coffee System 8. Press ENTER. The display will read: RINSING CYCLE A small amount of water will flow out the coffee dispensers. After a pause, more water will flow out. This process will run 4 times, dispensing 2 cups (17 oz) of hot water. The whole process lasts about 5...
Page 71 - Brew Unit - Lubrication; Brew Unit Lubrication Points; Return the brew unit into the appliance.
Technical Information CVA615 Coffee System 5.26 Brew Unit - Lubrication 1. Remove the Brew Unit – Refer to Section 5.20. Note: Check that the Brew Unit is in the basic position with the funnel slightly lifted and the socket in vertical position. 2. Refer to Figure 5-22, lubricate the following: Figu...
Page 72 - Moving the Brew Unit to “Home Position”; The Brew Unit can now be installed into the appliance.; Brew Unit in Reset Position
Technical Information CVA615 Coffee System 5.27 Brew Unit – Manual Reset to “Home Position” (with Brew Unit Not Installed in Appliance) Refer to Figure 5-24. 1. Press on the latch A; and press the funnel down B. 2. Push the connection piece to the far left position C. 3. Press "PRESS" once. ...
Page 73 - Brew Unit Creamer Valve - Removal; Brew Unit – Highlighting the Output Assembly (Covering the
Technical Information CVA615 Coffee System 5.28 Brew Unit Creamer Valve - Removal 1. Remove the Brew Unit – Refer to Section 5.20. 2. Remove the output fixing screws. 3. Remove the output. 4. Remove the spring and Creamer Valve. 5.29 Brew Unit Handle - Removal 1. Remove the Brew Unit from the applia...
Page 74 - Brew Unit Funnel - Removal; Rear of the Brew Unit, Highlighting the Funnel Lock
Technical Information CVA615 Coffee System 5.30 Brew Unit Funnel - Removal 1. Remove the Brew Unit from the appliance – Refer to Section 5.20. 2. Press the Funnel Locking Lug (Figure 27, Item 1), so that the funnel is no longer raised. 3. Lever the funnel upwards out of its holder (Figure 5-28). Not...
Page 75 - Brew Unit Ram - Service; Releasing the Ram from the Bottom of the Brew Unit
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. Remove the funnel. 3. Remove the bottom filter screw and filter (Figure 5-29, Items 1 and 2). Figure 5-29: Releasing the Ram from the Bottom of the Brew Unit...
Page 76 - Brewing Unit Chamber Inside the Brew Unit Assembly; Ram Assembly
Technical Information CVA615 Coffee System 6. Clean the brewing chamber (Figure 5-30), ram and bottom filter by hand with warm water without detergent, then dry. 7. Apply silicone grease to the ram lubrication points. Figure 5-30: Brewing Unit Chamber Inside the Brew Unit Assembly 1 Filter Screw 2 F...
Page 77 - Brew Unit Drives - Service; Disconnect L1 and N from the Door Switch to the Interference
Technical Information CVA615 Coffee System 5.32 Brew Unit Drives - Service 1. Disconnect the power. Allow the appliance to cool. 2. Remove the Brew Unit from the appliance – Refer to Section 5.20. 3. Remove the Waste Container from the appliance. 4. Remove the Beans Container and Beans Container Gui...
Page 78 - Front Plate Assembly with Retaining Screw Locations
Technical Information CVA615 Coffee System 16. Refer to Figure 5-32 – Front Plate Assembly with Retaining Screws Locations. Remove the two Hot Water / Coffee Heater Screws; Separate the Heater from its mounting position. 17. Refer to Figure 5-32. Remove the two “Cosmetic Fixing” screws. Remove the C...
Page 79 - Grinder Retaining Screws
Technical Information CVA615 Coffee System Figure 5-33: Grinder Retaining Screws Figure 5-34: Grinder Retaining Nuts 79
Page 80 - Upper Front Plate Assembly Retaining Screws; the appliance. Use caution – a short length of wiring.
Technical Information CVA615 Coffee System 20. Remove the knobs from the Grinder Slide Controls. 21. Remove the Adjustment Slide Switch Frame (5.4). 22. Position the Grinder as necessary to access the Drive Cover and Drive Unit Retaining Screws. Refer to Figure 5-34 for the location of the screws. 2...
Page 81 - Using a Suitable Item to Keep the Front Plate Assembly Elevated
Technical Information CVA615 Coffee System Service Tip: Refer to Figure 5-36. To avoid having to hold the Front Plate Assembly upward while removing the lower screws, a suitable item can be used to temporarily keep the Front Plate Assembly in an elevated position. Figure 5-36: Using a Suitable Item ...
Page 82 - Water Tank Float - Removal; Removing the Cap to Access the Float in the Water Container
Technical Information CVA615 Coffee System 5.33 Water Tank Float - Removal 1. Open the door. 2. Remove the Water Tank. 3. Remove the cap from the Water Tank. 4. Remove the Water Tank Float. Figure 5-37: Removing the Cap to Access the Float in the Water Container 82
Page 83 - Water Tank Lip Seal - Removal; Levering Off the Lip Seal Cap
Technical Information CVA615 Coffee System 5.34 Water Tank Lip Seal - Removal 1. Open the door. 2. Remove the Water Tank – Refer to Section 5.33. Figure 5-38: Levering Off the Lip Seal Cap 3. Lever off the Lip Seal Cap. 4. Remove the Lip Seal. Figure 5-39: Removing the Lip Seal 83
Page 84 - Lower Section of Tank Valve - Removal; Water Tank Lip Seal Removal
Technical Information CVA615 Coffee System 5.35 Lower Section of Tank Valve - Removal 1. Open the door. 2. Remove the Water Tank – Refer to Section 5.33. 3. Remove the Lip Seal (Refer to Figure 5-39). 4. Remove the lower part of the Valve Fixing Screws (Figure 5-40, Item 1). Figure 5-40: Water Tank ...
Page 85 - Underside View of the CVA615 with Base Plate and Drip Tray
Technical Information CVA615 Coffee System 5. Remove the Bottom Plate and Drip Tray. 6. Disconnect the lower part of the valve connections. 7. Remove the lower part of the valve. Figure 5-41: Underside View of the CVA615 with Base Plate and Drip Tray Removed 85
Page 86 - Beans Container - Removal; loose beans, remove the beans container.; Removing the Beans Container
Technical Information CVA615 Coffee System 5.36 Beans Container - Removal 1. Open the door. 2. Remove the Beans Container End Stop Screw (Figure 5-42). 3. Hold a suitable container under the beans container opening to collect loose beans, remove the beans container. Figure 5-42: Removing the Beans C...
Page 87 - Beans Container Guide - Removal; Beans Container Guide
Technical Information CVA615 Coffee System 5.37 Beans Container Guide - Removal 1. Open the door. 2. Perform the “Beans Container Removal” procedure. 3. Remove the Waste Container, Brew Unit and Water Tank. 4. Remove the Top Lid. 5. Remove the guide retaining screws (Figure 5-43, Item 2). 6. Remove ...
Page 88 - The Grinder Ring and Grinder Cone should only be replaced as a set.; Grinder - Disassembly; the Adjustment Lever.
Technical Information CVA615 Coffee System 5.38 Grinder - Disassembly Note: The Grinder Ring and Grinder Cone should only be replaced as a set. 1. Open the door. 2. Remove the Beans Container – Refer to Section 5.36. 3. Remove the Waste Container, Brew Unit and Water Tank. 4. Remove the Top Lid. 5. ...
Page 89 - Grinder; The Grinding Cone Fixing Screw has a left-hand thread.
Technical Information CVA615 Coffee System 9. Turn the Adjustment Ring (Figure 5-45, Item 1) counterclockwise until the blue marking aligns with the blue marking on the carrier (Figure 5-45, Item 2). 1 Adjustment Ring 2 Carrier 3 Bracket Figure 5-45: Grinder 10. Remove the bracket (Figure 5-45, Item...
Page 91 - Grinder Assembly – Basic Setting; Before setting the grinder, remove all coffee from the grinder.
Technical Information CVA615 Coffee System 5.39 Grinder Assembly – Basic Setting Refer to Figure 5-46 – Grinder - Apart. Note: Before setting the grinder, remove all coffee from the grinder. 1. Install the Felt Ring (Item 11). 2. Install the carriers (Item 10). 3. Install the mounting (Item 7). 4. I...
Page 92 - Grinder Unit - Removal; Grinder Removal
Technical Information CVA615 Coffee System 5.40 Grinder Unit - Removal 1. Open the door. 2. Remove the Beans Container – Refer to Section 5.36. 3. Remove the Waste Container, Brew Unit and Water Tank. 4. Remove the Top Lid. 5. Remove the Beans Container Guide – Refer to Section 5.37. 6. Remove the A...
Page 93 - Grinder Coupling; Dispensing Solenoid - Removal
Technical Information CVA615 Coffee System 10. Remove the plug from the electronic unit. 11. Lift the grinder upwards from the dampers (Figure 5-48, Item 2). Figure 5-48: Grinder Coupling 1 Motor Holder 2 Damper 3 Mounting Plate Note: When installing the grinder, the dampers should be firmly seated ...
Page 94 - Does the display show a solid; YES
Technical Information CVA615 Coffee System 5.43 Waterpath & Flowmeter - Testing Caution! Hot water will flow from the water spout during this procedure. 1. Fill the water reservoir. 2. Place the appliance into the Service Mode with the Selector Knob in the Programming position. Refer to Section ...
Page 95 - Test Jumper Position
Technical Information CVA615 Coffee System Figure 5-49: Test Jumper Position 4. Release all three coffee buttons. 5. Remove the jumper and reconnect JP25. 6. Press and hold all three coffee buttons. Observe the number displayed in the bottom right of display (refer to Figure 5-50). Figure 5-50: Disp...
Page 96 - Water Path Leakage Test; Release the three coffee buttons to end the test
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 is suspected; the following procedure will help in locating the source of the leak. Caution! Heaters can be hot during this test and hot water may escape from t...
Page 97 - Water Path Connections - Opening; Refer to Figure 5-51 – Water Path Connection.; Water Path Connection; Water Path Connections - Closing; out of the connector.
Technical Information CVA615 Coffee System 5.45 Water Path Connections - Opening Danger! Risk of burning or scalding! Components may be hot. Pressurized steam may exist in the system. Before any service work is performed, allow time to cool. Refer to Figure 5-51 – Water Path Connection. 1. Remove th...
Page 98 - Fault; Programming; Hardness Levels 1 to 4; Programming Mode Navigation
Technical Information CVA615 Coffee System 6.0 Fault Diagnosis 6.1 Programming Mode The Programming Mode is designed for access by the customer to for changes various setting and change features. To access the Programming Mode, simply turn the selector knob to the “Program Mode” position The Program...
Page 99 - Service
Technical Information CVA615 Coffee System 6.2 Service Mode The Service Mode is used to check the status of various input switches and operate components in the appliance. The Service Mode is designed for accessed by qualified service personnel. Initial requirements Switch off the appliance Ensu...
Page 100 - Service Mode - Navigation
Technical Information CVA615 Coffee System Service Mode - Navigation Large Coffee Displays Water Temperature for Water Heater and Steam Heater in Celsius. Med Coffee Displays firmware version Small Coffee (not used) Hot Water (not used) LOCK Rinse (not used) Large Coffee Water Pump ON Med Coffee Ste...
Page 101 - Displayed; Displayed Message
Technical Information CVA615 Coffee System 6.3 Displayed Messages Displayed Message Information BREW UNIT BLOCKED The brew unit is dirty. The brew unit is blocked. The brew unit is Jammed. • Clean / inspect brew unit / check drives. EXPEL AIR Air is present with the water system – • Perform “Expel A...
Page 103 - Brew Unit cannot be removed from the appliance.
Technical Information CVA615 Coffee System 6.4 Fault Diagnosis When two cups of coffee / espresso are being prepared at the same time, the cups are filled unevenly. Appliance is not level. - Level the appliance Coffee nozzle is dirty. - Clean the coffee nozzle. Brew Unit cannot be removed from t...