Table Of Contents - DeLonghi EN660 Service Manual

CONTENTS
1. ACCESSIBILITY..............................
1.1 Remove side panel............................
1.2 Remove back panel...........................
1.3 Remove upper panel..........................
Remove upper panel..........................
1.4 Replace Flowmeter........................... ..
1.5 Remove Thermoblock........................ .
1.6 Remove the Steamer..........................
1.7 Remove the Electrovalve..................... 11
Remove the Electrovalve..................... 12
1.8 Remove Coffee Pump........................ .. 13
1.9 Remove Electronic Board..................... 14
1.10 Remove MBU.................................... 15
Remove MBU.................................... 16
Remove MBU.................................... 17
Remove MBU.................................... 18
Remove MBU.................................... 19
Remove MBU.................................... 20
Remove MBU.................................... 21
1.11 Remove the bottom........................... 22
2. EXPLODED VIEW.............................. 23
2.1 Exploded view......................................... 24
Exploded view.................................... 25
Spare part list................................. ... 26
Spare part list.................................... 27
Spare part list.................................... 28
3. TECHNICAL DATA SHEET........................................ 29
3
3.1 Technical data.......................................................... 30
4
Technical data.......................................................... 31
5
Technical data.......................................................... 32
6
3.2 Functional diagram................................................... 33
7
3.3 Wiring diagram......................................................... 34
8
3.4 Hydraulic diagram..................................................... 35
9
3.5 Reading memory..................................................... 36
10
4. OVERVIEW OF RATING PLATE................................ 37
4.1 Rating plate............................................................. 38
5. TIGHTENING TORQUES FOR SCREWS...................... 39
5.1
6. MEASURING COFFEE TEMPERATURE....................... 41
6.1 Coffee temperature ................................................... 42
7. WATER CIRCUIT...................................................... 43
7.1 Steam water circuit.................................................... 44
7.2 Coffee water circuit.................................................... 45
8. MAIN COMPONENTS................................................ 46
8.1 Components............................................................. 47
9. WATER LEAKAGES AND PUMP.................................48
PRESSURE TEST
9.1 Components............................................................. 49
9.2 Test procedures........................................................ 50
9.3 MBU Closing force setting............................................... 51
2
Tightening torques for screws.................................... .. 40