Saeco PRIMEA LINE 2007 Technical & Service Manual Download Page 25

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REV. 00 - Mar. 07

5.1.2 Microswitch and sensor check

Errors

(Errors)

Grounds drawer:

Grounds drawer micro

(Dregdraw:)

OK Drawer present

drawer

missing

Service:

Door

microswitch

(Door:)

door

closed

door

open

Water tank:

Tank Micro

(WaTank:)

OK tank engaged

ER tank empty or in reserve (see diagnostics)

Water level:

Water level capacitive sensor

(WaLevel)

OK Water present

Water

low

Drip. tray:

Drip tray capacitive sensor

(DripWater:)

OK drip tray empty

drip

tray

full

milk tank:

Milk tank door micro

(MilkTank)

OK milk tank door closed

ER milk tank door open

Cappuccino valve:

Milk tank + cappuccino valve micro

(Milk Draw:)

OK milk tank and cappuccino valve inserted

ER milk tank and/or cappuccino valve not found

Drip. tray:

Drip tray micro

(no drip tray)

OK tray present

(Tray miss:)

ER no tray

Sensors

St: steam

Steam boiler temperature sensor (Touch Plus only)

Number:

current

temperature

OK Sensor connection ok

ER sensor shorted or disconnected

Wa: water

Water boiler temperature sensor

Number:

current

temperature

OK Sensor connection ok

ER sensor shorted or disconnected

Dregdraw:OK
Door:OK
WaTank:OK
WaLevel:OK
DripWater:OK
MilkTank:OK
Milk Draw:OK
Tray miss:OK

Errors

Sensor

St:100:OK
Wa:100:OK

3/20

PRIMEA 2007 Chapter 05

Summary of Contents for PRIMEA LINE 2007

Page 1: ...y of Saeco International Group All rights reserved This document and relative information herein is provided without liability deriving from any errors or omissions Furthermore no part may be reproduced used or collected with the exception of that authorized in writing or in accordance with a contrac tual clause ...

Page 2: ...Error messages for Service personnel rev 00 5 6 Problems Causes Remedies rev 00 6 Operating logic rev 00 6 1 Multi way valve rev 00 6 2 Autocappuccino assembly rev 00 6 3 Motor driven tray rev 00 6 4 Prima water rev 00 6 5 SBS valve rev 00 7 Component assembly disassembly rev 00 7 1 Top cover rev 00 7 2 Right side cover rev 00 7 3 Left side cover rev 00 7 4 Coffee dispensing head rev 00 7 5 Electr...

Page 3: ...REV 00 Mar 07 CHAPTER 1 INTRODUCTION REV 00 PRIMEA 2007 Chapter 01 ...

Page 4: ...ermometer with full 200 C scale This must be suitable for measuring in liquids and on surfaces 1 set of pliers for Oetiker clamps 1 pincer 1 3 Safety warning Before starting operations on the machine consult the instruction booklet Observe all current standards related to the repair of domestic appliances Always disconnect the power plug from the mains before carrying out repairs Simply turning of...

Page 5: ...REV 00 Mar 07 CHAPTER 2 TECHNICAL DATA REV 00 PRIMEA 2007 Chapter 02 ...

Page 6: ...pe EP5 GW 41 W 120V 50 Hz approx 13 15 bars Pressure relief valve Opening at approx 17 19 bars Water ﬁlter In tank Grinder DC motor with ceramic plate grinders Coffee strength control Hall sensor Pulse control Dose adjustment can be set from 7 10g Multi function valve Beverage selection control Cappuccino valve Enables automatic frothing Amps During heating phase approx 5 6A to 230V 10 8A to 120V ...

Page 7: ...opper lid Coffee bean coffee beans Cup warmer Touchscreen display SBS Dispensing head Drip tray Touch sensor to raise lower drip tray Milk tank com partment Water tank Hot water dispense pipe spout Dispensing head Drip tray 2 2 Internal external machine components 2 3 External PRIMEA 2007 Chapter 02 ...

Page 8: ... 00 Mar 07 Internal Brew drive assembly compartment Multi way valve Boiler valve assembly Cappuccino valve assembly Grinder Door microswitch Cappuccino valve assembly Power board PRIMEA 2007 Chapter 02 3 3 ...

Page 9: ...REV 00 Mar 07 CHAPTER 3 BRIEF INSTRUCTIONS REV 00 PRIMEA 2007 Chapter 03 ...

Page 10: ... Standby timer Set on off times during the day Specials Additional functions Special functions Set appliance to standby Extra functions Go back to main menu Water ﬁlter Machine settings Language Rinse tones and buzzer warnings Cup illumination on off Set menu language Set enable buzzers Set machine operation for use with a Prima water filter Set circuit rinsing Display Water hardness Set display c...

Page 11: ...cycle Special function Reset factory settings Go back to menu Specials Factory settings Go back 2 5 Reset factory settings Beverage settings Programming individual beverages Espresso Caffè Caffè lungo Espresso macchiato latte macchiato Cappuccino Go back Go back to menu Beverage settings Normal pre brewing Hot temperature Ground coffee strength Medium Go back Go back to menu Coffee settings Restor...

Page 12: ...y format Set current time Demo Additional functions Caffè in the world Beverage counters Go back Go back to menu Restore default settings Save settings Additional functions 3 5 PRIMEA 2007 Chapter 03 To set stand by parameters after coffee has been dispensed Coffee type selection Total beverages dispensed Presentation of appliance ...

Page 13: ...ry 3 months 150 l 39 5 Gal 2 Medium water 7º 14ºdH Approx every 2 months 90 l 23 75 Gal Approx every 2 months 120 l 31 6 Gal 3 Hard water 15º 21ºdH Approx every 6 weeks 60 l 15 8 Gal Approx every 6 weeks 90 l 23 75 Gal 4 Very hard water over 21ºdH Approx every 4 weeks 30 l 7 9 Gal Approx every 4 weeks 60 l 15 8 Gal DESCALING Hard ness Water hardness Descaling frequency Descaling frequency when usi...

Page 14: ... During diagnosis Primea Cappuccino Ring Milk The appliance requests that the milk circuit is pulse rinsed right away beverages can still be selected Press key or select from menu Approx 30 Sec No After 20 minutes If it is not rinsed milk based beverages can no longer be selected Press key or select from menu Approx 30 Sec No After 7 days the appliance requests that is cleaned with with a cleaning...

Page 15: ...REV 00 Mar 07 CHAPTER 4 DIAGRAMS REV 00 PRIMEA 2007 Chapter 04 ...

Page 16: ...REV 00 Mar 07 4 1 Wiring diagram 1 6 PRIMEA 2007 Chapter 04 Primea Touch Plus ...

Page 17: ...REV 00 Mar 07 Primea Touch 2 6 PRIMEA Chapter 04 ...

Page 18: ...REV 00 Mar 07 Primea Ring 3 6 PRIMEA Chapter 04 ...

Page 19: ...5 Kilo Ohm x 25 C Unit door microswitch JP 40 24 V DC Unit presence microswitch JP 35 5 6 3 3 V DC Gearmotor microswitches up unit JP 35 3 4 3 3 V DC Gearmotor microswitches unit down JP 35 1 2 3 3 V DC Dreg drawer microswitch JP 35 7 8 24 V DC Drip tray microswitch JP 36 4 5 3 25 V DC Drip tray full capacitive sensor JP 36 1 2 3 3 V DC Gearmotor JP 35 9 10 22 Ohm Full tank capacitive sensor JP 37...

Page 20: ...er 04 Primea Touch Plus 0 4 563 1 2 21 56 8 2 21 56 8 2 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 4 1 4 21 56 8 2 21 56 8 2 2 56 23 0 7 39 2 2 ...

Page 21: ... 6 4 4 1 2 3 24 07 6 9 8 8 2 5 1 5 21 67 2 157 6 21 28 4 1 24 6 4 2 55 3 6 4 24 6 4 2 21 67 2 5 1 5 21 67 2 67 24 0 8 4 2 0 5 674 1 2 21 67 2 21 67 2 5 1 5 21 67 2 2 5 1 5 21 67 2 5 1 5 21 67 2 2 5 1 5 21 67 2 5 1 5 21 67 2 5 1 5 21 67 2 5 1 5 21 67 2 5 1 5 21 67 2 ...

Page 22: ...REV 00 Mar 07 CHAPTER 5 TROUBLESHOOTING REV 00 PRIMEA 2007 Chapter 05 ...

Page 23: ...ION GROUP 2 Multi way valve positioning Cappuccino valve positioning Pump ON OFF FUNCTION GROUP 1 Brew group upwards downwards Grinder function FUNCTION GROUP 3 Motor driven tray upwards downwards Cup illumination ON OFF Cup warmer Boilers ON OFF Shows soft ware version ESC CPU print software version V_00 00 00 power print software version V_00 00 00 CPU print boot loader version V_00 00 00 brew u...

Page 24: ...lenoid Activation of electromagnet that closes the milk door Cuplift up Tray up movement Cuplift down Tray downwards movement Cuplift Is bottom Tray downwards lower micro Is Top tray up upper micro Key up OFF ON OFF Up key pressed Key down OFF ON OFF Down key pressed Illumination cup illumination press and hold Cup warmer cup warmer plate press and hold Steam boiler 1100W powers steam boiler Water...

Page 25: ...milk tank door closed ER milk tank door open Cappuccino valve Milk tank cappuccino valve micro Milk Draw OK milk tank and cappuccino valve inserted ER milk tank and or cappuccino valve not found Drip tray Drip tray micro no drip tray OK tray present Tray miss ER no tray Sensors St steam Steam boiler temperature sensor Touch Plus only Number current temperature OK Sensor connection ok ER sensor sho...

Page 26: ...erages v Total beverages not modifiable v Water used ml not modifiable 4 3 2 1 Water circuit emptying System set tings Total counters Exit diag nostics menu Diagnostics menu Beverage counters auto test Error counters Beverage settings 4 20 PRIMEA Chapter 05 A window is displayed showing the following options Beverage counters Total counters Error counters Beverage settings System settings Steamout...

Page 27: ...ble Machine active time sec not modifiable Temporary descaling counter not modifiable Water circuit emptying counter cycles not modifiable 5 2 3 Error counters access submenu The machine records the followingerrors see also section 5 3 01 Grinder 1 blocked 02 Grinder 2 blocked 03 Dispensing head blocked up command 04 Dispensing head blocked down 05 Pump flow rate error fill circuit 07 Multivalve b...

Page 28: ...er not inserted inserted 4 Unit full yes no 8 Display add coffee grinder 1 yes no 16 Display add coffee coffee grinder 2 yes no 32 Time format am pm 64 Standby yes no 128 Rinse enable disable 256 Cup illumination enable disable 512 Grinder 1 out of coffee warning message management sec 1024 Grinder 2 out of coffee warning message management sec 2048 Milk circuit rinse required yes no 4096 Demo mod...

Page 29: ...ewing disabled strong normal normal Water turb pulses 50 450 135 Milk time seconds 0 40 0 Froth time seconds 0 40 22 ESPRESSO MACCHIATO Beverage data modified by user yes no No Temperature low high medium medium Aroma medium light preground strong medium Grinding ratio percentage 0 100 100 Pre brewing disabled strong normal normal Water turb pulses 50 450 135 Milk time seconds 0 40 0 Froth time se...

Page 30: ...g normal normal Water turb pulses 50 450 280 ESPRESSO Beverage data modified by user yes no No Temperature low high medium high Aroma medium light preground strong medium Grinding ratio percentage 0 100 100 Pre brewing disabled strong normal normal Water turb pulses 50 450 165 EXTRA MILK Time seconds 0 40 5 PRIMEA Chapter 05 ...

Page 31: ...150 3000ms 50Hz milk circuit rinse old multiway valve dispense time seconds 0 40 10 milk circuit rinse old multiway valve steam pressure time seconds 0 40 6 milk circuit rinse old multiway valve pulse lenght line period 2 30 2 40ms 50Hz milk circuit rinse old multiway valve pulse period 20ms steps 2 126 32 640ms MILK CIRCUIT CLEANING Milk circuit first use in day day 1 31 1 Milk circuit first use ...

Page 32: ...MEA Chapter 05 Enter machine status The day hours and minutes of machine start up and shutdown can be programmed in three time bands Grinder adjustment A med aroma grinder pulses 60 200 75 Grinder adjustment B med aroma grinder pulses 60 200 60 Off time hours and minutes 0 3 0 59 3 Calendar used days hours seconds complete 0 Production date dd mm yy not modifiable not modifiable Service date dd mm...

Page 33: ...e microswitch successful failed 2 7 9 multivalve test Check correct operation of multivalve and relative microswitches successful failed 2 7 10 pump test Check pump and turbine operation WARNING hot water delivered successful failed 2 7 11 Grinder test Check grinderand coffee presenceè as well as hall sensor which counts pulses successful failed 2 7 12 Brew group test upwards Check of ascent of un...

Page 34: ...icates no 9 motor driven tray capacitive key up DOWNWARD The display indicates no A motor driven tray capacitive key down Level 1 Microswitch and INPUT OUTPUT sensor control BREWUNIT unit located The display indicates no 1 WATERLEVEL water level detection The display indicates no 4 BU_BOOR close service door The display indicates no 5 DREGDRAWER dreg drawer located The display indicates no 6 DRIPT...

Page 35: ...3 Test grinder and pump PRESS ESC KEY the pump starts The display indicates turbine pulses PRESS OK KEY excites milk tank solenoid valve The display indicates SOLENOID ACTIVATED and no 3 PRESS AROMA KEY grinder starts PRESS UP OR DOWN KEY to vary the aroma Level 4 Test water boiler and cup warmer PRESS THE UP KEY water boiler is filled The display shows the change to the temperature PRESS THE ESC ...

Page 36: ...ocedure restores the default parameters of the appliance with the exception of Coffees made since production counter Errors since production counter Descaler used Water used since last descaling from the last to the second last from the second last to the third from last from the third from last to the fourth from last Number of descalings performed Number of clean cycles run on unit Number of tim...

Page 37: ...erages Total beverages not modifiable Water used ml not modifiable 1 2 Total coffee beverages Total beverages not modifiable Water used ml not modifiable 1 3 Total caffè lungo beverages Total beverages not modifiable Water used ml not modifiable 1 4 Total latte macchiato beverages 1 4 1 Total beverages not modifiable 1 4 2 Water used ml not modifiable 1 5 Total cappuccino beverages 1 5 1 Total bev...

Page 38: ...odifiable 2 9 Machine active time sec not modifiable 5 4 3 Error counters access submenu The appliance records the following errors 3 1 Grinder 1 blocked 3 3 Dispensing head blocked up command Work 3 4 Dispensing head blocked down command Home 3 5 Water circuit blocked 3 6 Multivalve error 3 8 Cappuccino valve blocked 3 10 Boiler sensor disconnected 3 11 Water boiler sensor shortcircuited 3 14 Wat...

Page 39: ...D 440 IT 330 4 4 ESPRESSO MACCHIATO 4 4 1 Temperature low high medium medium 4 4 2 Aroma medium light preground strong medium 4 4 3 WATER turb pulses 70 450 STD 165 IT 110 4 4 4 Milktime seconds 2 50 STD 11 IT 6 4 5 LATTE MACCHIATO 4 5 1 Temperature low high medium medium 4 5 2 Aroma medium light preground strong medium 4 5 3 WATER turb pulses 70 450 STD 280 IT 200 4 5 4 Milk time seconds 2 50 20 ...

Page 40: ... milk pulse length line period 1 9 5 100ms 50Hz Hot milk pulse period 20ms steps 5 250 60 1200ms MILK CIRCUIT RINSE Dispense time seconds 0 40 10 Pulse lenght line period 1 3 1 20ms 50Hz Pulse period 20ms steps 5 250 15 300ms MILK CIRCUIT CLEANING Milk circuit cleaning dispense time 0 40 10 MILK CIRCUIT CLEANING MESSAGES cleaning time seconds 30 days before notification days 14 days till block day...

Page 41: ...croswitch 09 Primea Communication error between CPU and POWER Communication interrupted for more than 2 seconds 10 11 All models Various sensor errors Water boiler sensors shorted or in open circuit 12 13 Primea Various sensor errors Steam boiler sensors shorted or in open circuit 14 15 All models Various temperature errors Boiler temperatures out of control 16 All models Both microswitches activa...

Page 42: ...he appliance is switched off the mes sage is not reset Close side door Close service door Fill water tank Fill tank Empty drip tray below dispensing head Empty drip tray Insert milk tank Insert container in milk compartment Prime circuit Start filling water circuit automatically The appliance will automatically try tofill the circuit 5 times if it fails contact the Service Centre The descaling cyc...

Page 43: ...REV 00 Mar 07 CHAPTER 6 OPERATING LOGIC REV 00 PRIMEA Chapter 05 ...

Page 44: ...ssblock 4 3 2 1 uv sg 2 uv sg 3 4 1 PHASE 2 STEAM 5 PHASE 1 MICRO 1 PRE LOAD PHASE 0 MICRO 1 and 2 DRAIN UNIT PHASE 2 MICRO 1 HOT WATER PHASE 1 MICRO 2 COFFEE 2 uv sg 3 4 1 5 2 uv sg 3 4 1 5 2 uv sg 3 4 1 5 2 uv sg 3 4 1 5 MICRO 2 1 hot water and steam boiler outlet 2 hot water inlet from coffee water boiler 3 hot water to brew unit to make coffee 4 hot water to dispense pipe 5 steam inlet from st...

Page 45: ... 2 DRAIN PHASE 0 MICRO 1 and 2 DRAIN UNIT PHASE 2 MICRO 1 HOT WATER PHASE 1 MICRO 2 COFFEE 2 uv sg 3 4 1 5 2 uv sg 3 4 1 5 2 uv sg 3 4 1 5 2 uv sg 3 4 1 5 MICRO 1 1 steam outlet for boiler drainage 2 hot water inlet from water boiler 3 hot water to brew unit to make coffee 4 hot water to dispense pipe 5 steamout uv outlet closed sg unit water drain Pos 1 Pos 2 Pos 3 Pos 4 Pos 5 Dissipater Pressblo...

Page 46: ... the relative dispensing head The holes that deliver the milk enable simultaneous preparation of two cappuccinos Two microswitches when activated indicate 1 Closure of the milk tank 2 Presence of milk tank and cappuccino valve After delivery of a milk based product a circuit rinse is proposed if it is not rinsed within 20 minutes the appliance blocks all milk based beverages If no milk based bever...

Page 47: ...s pensed Air milk ﬂow regulator which can be turned to clean the sur face of the hole or removed for a more thorough clean 4 9 PRIMEA 2007 Chapter 06 Air ﬂow milk regulator The seal between the body of the cappuccino valve and the dispensing head is guaranteed by an O ring The Venturi effect is generated by a special thermoplastic component The post chamber controls the ﬂow of milk eliminating any...

Page 48: ...sed MILK DRAIN open open MICRO on disabled Cappuccino valve positions and functions POSITION 2 MILK DRAINAGE MILK DRAIN POSITION 1 INIT REPOSITIONING The circuit pressure is discharged after each beverage is dispensed The stepper motor has two positions INIT REPOSITIONING MILK D MILK DRAIN ON CLOSED OPEN 0FF OPEN OPEN ...

Page 49: ...y is mechanical by means of a stepper motor 1 in 24V DC controlled by two capacitive touch sensors 2 located at the front of the tray The two microswitches 3 are for the limit switch and operation can be checked in test mode see Section 5 1 3 1 2 3 3 2 3 PRIMEA 2007 Chapter 06 ...

Page 50: ...m water 7º 14ºdH Approx every 2 months 90 l 23 75 Gal Approx every 2 months 120 l 31 6 Gal 3 Hard water 15º 21ºdH Approx every 6 weeks 60 l 15 8 Gal Approx every 6 weeks 90 l 23 75 Gal 4 Very hard water over 21ºdH Approx every 4 weeks 30 l 7 9 Gal Approx every 4 weeks 60 l 15 8 Gal When the Aqua Prima is enabled an additional 30l of water can go through before descaling is required see table Opera...

Page 51: ...ty constant Function With the SBS valve in the open position coffee is accumulated in the membrane valve due to a low back pressure of the SBS valve Consequently the membrane valve needle remains in the maximum open position due to resistance of the spring Coffee comes out quickly see Fig 3 With the SBS valve in the closed position coffee is accumulated on the membrane of the valve with a conseque...

Page 52: ...ould be made During preparation of the latter check the difference in speed of delivery between the maximum and minimum positions The difference in dispensing speed is approx 2 5 times greater and therefore VERY obvious 9 9 PRIMEA 2007 Chapter 06 Checking function of SBS valve ...

Page 53: ...REV 00 Mar 07 CHAPTER 7 COMPONENT ASSEMBLY AND DISASSEMBLY REV 00 PRIMEA 2007 Chapter 07 ...

Page 54: ...Open cover A Remove pre ground shoot B Remove lid latch C Loosen the three fixing screws of the hopper complete with cover Release the end section of the top cover by loosening the three screws P A B C 1 22 PRIMEA 2007 Chapter 07 ...

Page 55: ...socket of the setting device by means of a 10 torx driver Loosen the screws as indicated 7 2 Right side cover Raise the rear section of the top cover slightly Push the upper section of the right side cover upwards to release from hooks C from slots B To facilitate release push the front section of the cover downwards 2 22 PRIMEA 2007 Chapter 07 ...

Page 56: ...s as indicated Raise the rear section of the top cover slightly Push the upper section of the left side cover up wards to release from hooks C from slots B To facilitate release push the front section of the cover downwards 3 22 PRIMEA 2007 Chapter 07 ...

Page 57: ...sen the two screws C and remove therear dispensing body D Remove the knob with the Saeco logo by pulling outwards Loosen the central screw retaining the internal dispensing head connector To remove the front dispensing body loosen the screws as indicated Remove the dispensing head cover 4 22 PRIMEA 2007 Chapter 07 ...

Page 58: ...pout E Remove the spacer of the dispensing head bodies F Loosen the two screws securing the display protection Loosen the two screws securing the front cover 5 22 PRIMEA 2007 Chapter 07 Assembly to assemble follow the above sequence in reverse order ...

Page 59: ...REV 00 Mar 07 7 5 Electronics To access board F loosen the board protection screws G 6 22 Loosen the screws as indicated and remove all connectors PRIMEA 2007 Chapter 07 ...

Page 60: ... the guard Brew drive A with gears B and C for transmission and timing of the dispensing head grounds drawer present microswitch D Dispensing head present microswitch E Microswitch F dispensing head in home position Microswitch G dispensing head in dispensing position Remove the gear C that meshes with the brew drive transmission shaft Remove the large gear B Pull out the brew drive A complete wit...

Page 61: ...ative seat Flat side of the guide face up Insert the gear B taking care that the arrow stamped on the element is within the opening that contains pin P Insert the gear so that it meshes with the transmission shaft Refit the protection casing C and tighten the screws 8 22 PRIMEA 2007 Chapter 07 ...

Page 62: ...boiler valve B verify both O rings G are present on the spout that is inserted into the pipe opening D Tighten the screws of the boiler valve WARNING ensure both screws are pushed fully down before tightening 9 22 PRIMEA 2007 Chapter 07 ...

Page 63: ...en the screw securing the pump carriage Move the pump carriage forward and extract the unit carriage pump and membrane Detach the electrical con nections and silicon tube of the valve stem Assembly to assemble follow the above sequence in reverse order 10 22 PRIMEA 2007 Chapter 07 ...

Page 64: ...ng A of the water tank detach the base of the casing from the retainer by lifting it using a screwdriver and pulling it outwards 11 22 Loosen the boiler valve screws Detach the milk connector A extract and pull steam connector B downwards A B Detach the connectors as indicated PRIMEA 2007 Chapter 07 ...

Page 65: ... connector Remove the boiler assembly by sliding it along its guide E 12 22 Depending on the work required access the boiler assembly or multi way valve Remove the silicon tube that comes from the non return valve PRIMEA 2007 Chapter 07 ...

Page 66: ...embly from the casing To separate the boilers from the plastic support loosen the internal screw G to release the coffee boiler To remove the temperature sensor remove the red indicated screw Loosen the external screw H to release the steam boiler 13 22 7 9 Boiler PRIMEA 2007 Chapter 07 ...

Page 67: ...ting the boilers by loosening the screw as indicated Remove the cover of the microswitches and disconnect the wires from the latter Disconnect all water hoses from the opposite side of the multi way valve The multi way valve is supplied complete with hoses PRIMEA 2007 Chapter 07 14 22 ...

Page 68: ... multi valve drain closed 15 22 Touch and Ring Multi Way Valve Assembly The pressure must be released on single boiler models to reset the coffee or hot water functions The steam will be cooled in the dissipator and released into the drip tray below thebrew unit PRIMEA Chapter 07 ...

Page 69: ...BOILER Multi way valve Illustration 2 shows the assembly position of the clamp on the plastic connector of the multi way valve Multi way valve clamps Use suitable pliers to tighten the clamp Ensure correct tightening A and positioning as shown in illustrations 1 2 1 2 A To remove the clamp use a pincer as shown in B B PRIMEA 2007 Chapter 07 16 22 ...

Page 70: ...Coffee grinders Detach the connectors from the board and remove the grinder by pulling it upwards to release slot D from pin F Ensure that the spring indicated is aligned correctly in its seat 17 22 PRIMEA 2007 Chapter 07 ...

Page 71: ...ated then use a hex key turning it clockwise to release the grinder support from the bayonet coupling On the lower burr keep the incrementpin as indicated locked in position and proceed as shown in the figure above When refitting the upper burr support take care to reposition the mark as shown in the photo To remove the upper burr rotate anti clockwise until it detaches from the bayonet coupling ...

Page 72: ...n the element with a hex key Coarse ground Finely ground WARNING Grinder must be adjusted with the motor stationary Adjust the grinding level by one step at a time After completing settings start the coffee cycle and run two grinding cycles Repeat if further adjustment is required PRIMEA 2007 Chapter 07 ...

Page 73: ...REV 00 Mar 07 7 15 Autocappuccino Withdraw the connector from the electronic board and loosen the three screws as shown 20 22 PRIMEA 2007 Chapter 07 ...

Page 74: ...r driven tray from its seat by pulling upwards For access to the sensors loosen the two screws to remove the casing below the drip tray Remove electrical connections G as indicated 21 22 Loosen the screws securing the horizontal plate remove the connectors from the board and pull them out by gently lifting thehorizontal plate PRIMEA 2007 Chapter 07 ...

Page 75: ...w drive with worm gear To withdraw the stop A use pliers to grip the tabs securing the lifting system to the base and pull outwards Withdraw the brew drive with worm gear from above 22 22 PRIMEA Chapter 07 Disassembling the motor driven tray stepper motor ...

Page 76: ...REV 00 Mar 07 CHAPTER 8 SERVICE SCHEDULE REV 00 PRIMEA 2007 Chapter 08 ...

Page 77: ...cumentation exploded drawings Boiler valve o ring S S S Dirty scale leaks Dispensing head P P P Dirty hygiene see documentation exploded drawings Cappuccino valve P P P Dirty hygiene see documentation exploded drawings Grinder Burrs Check strength of ground coffee P C P C P C Dirty hygiene Grain size and dose see documentation exploded drawings Brew unit Cleaning C R R Dirty hygiene Lubrication C ...

Page 78: ...REV 00 Mar 07 CHAPTER 9 AMENDMENTS MADE TO TECHNICAL SERVICE MANUAL PRIMEA Chapter 09 REV 00 ...

Page 79: ...SUB SECTION Description 28 03 0 2 2 2 Photo showing milk tank compartment 28 03 0 5 5 1 various 28 03 0 5 5 2 5 2 2 28 03 0 5 5 2 3 28 03 0 5 5 2 4 28 03 0 5 5 2 5 28 03 0 6 6 1 Touch Plus Touch and Ring multiway valve 28 03 0 6 6 2 Autocappuccino PRIMEA Chapter 09 1 1 9 1 Latest amendments ...

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