HLF 37-4700 G1F Manuel utilisateur

SERVICE MANUAL

HLF Italian Design S.M. HLF 37-4700 G1-G2-F Eng V1-2017

HLF 37-4700 G1/2/F

ENGLISH

SERVICE MANUAL

HLF Italian Design II S.M. HLF 37-4700 G1-G2-F Eng V1-2017

RETAIN FOR FUTURE USE !

The copyright of these Service Manual, which are entrusted to the recipient personally,

remains with the HLF company.

The content may not be disclosed or made available to any third party without the

express consent of the HLF company.

These Operating Instructions must be read and applied by anyone performing work with

or on the equipment described.

In particular, it is imperative that all such persons familiarise themselves with the safety

instructions.

TABLE OF CONTENTS

S.M. HLF 37-4700 G1-G2-F Eng V1-2017 I HLF Italian Design

1User Manual ........................................................................................................1-1

2Exploded views ...................................................................................................2-1

2.1General exploded view .................................................................................2-1

2.2Pump module exploded view ........................................................................2-4

2.3Boiler module exploded view ........................................................................2-5

2.4Milk module exploded view ...........................................................................2-6

2.5Power supply module exploded view ............................................................2-7

2.6Electronic boards module exploded view ......................................................2-8

2.7Powder gearmotors module exploded view ..................................................2-9

2.8Coffee group gearmotor module exploded view ......................................... 2-10

3 3-1

4Ordinary maintenance ........................................................................................4-1

4.1Removing the coffee group ...........................................................................4-1

4.2Sealings and filters replacement (10000 Cycles Kit Installation) ...................4-5

4.3Grinder blades replacement ........................................................................ 4-17

5 5-1

6Extraordinary maintenance ................................................................................6-1

6.1Removing the various metal plates ...............................................................6-1

6.1.1Removing the back panel ...................................................................6-1

6.1.2Removing the top lid ..........................................................................6-3

6.1.3Removing the left side panel ..............................................................6-4

6.1.4Removing the right side panel ............................................................6-5

6.1.5Removing the door cover ...................................................................6-6

7 7-1

8Removing modules .............................................................................................8-1

8.1Removing the grinder module .......................................................................8-1

TABLE OF CONTENTS

HLF Italian Design II S.M. HLF 37-4700 G1-G2-F Eng V1-2017

8.1.1Removing the grinder motor ...............................................................8-2

8.2Removing the milk module ............................................................................8-3

8.3Removing the pump module .........................................................................8-9

8.3.1Removing the pump restrictor .......................................................... 8-11

8.3.2Removing the flow meter ................................................................. 8-12

8.3.3Removing the main water inlet valve ................................................ 8-13

8.3.4Removing the milk flow meter .......................................................... 8-14

8.3.5Removing the pump ......................................................................... 8-15

8.4Removing the boiler module ....................................................................... 8-16

8.5Removing the electronic boards module ..................................................... 8-18

8.5.1Removing the power stabilizer ......................................................... 8-20

8.5.2Removing the mother board ............................................................. 8-21

8.5.3Removing the triac board ................................................................. 8-22

8.6Removing the powder gearmotor module ................................................... 8-23

8.6.1Removing a powder gearmotor ........................................................ 8-25

8.7Removing the power supply module ........................................................... 8-26

8.7.1Removing the output board n°1 ....................................................... 8-28

8.7.2Removing the output board n°2 ....................................................... 8-29

8.7.3Removing the water level board ....................................................... 8-30

8.7.4Removing the net filter ..................................................................... 8-31

8.8Removing the touch screen power supplier module ................................... 8-32

8.9Removing the fan module ........................................................................... 8-33

8.9.1Removing the fan ............................................................................. 8-34

8.10Removing the touch screen module ........................................................... 8-35

8.11Removing the transformer module .............................................................. 8-37

8.12Removing the coffee group gearmotor module ........................................... 8-39

8.12.1Removing the coffee group gearmotor ............................................. 8-41

8.13Removing the drip catcher module ............................................................. 8-42

8.13.1Removing the drip catcher module gearmotor ................................. 8-45

TABLE OF CONTENTS

S.M. HLF 37-4700 G1-G2-F Eng V1-2017 III HLF Italian Design

8.14Removing other components ...................................................................... 8-47

8.14.1Removing the drip tray switch / drip tray presence switch ................ 8-47

8.14.2Removing the door LEDs ................................................................. 8-49

8.14.3Removing the milk outlet valve......................................................... 8-50

8.14.4Removing the coffee group fan ........................................................ 8-51

9 9-1

10Operations on the hydraulic circuit ................................................................. 10-1

10.1Cooling down .............................................................................................. 10-1

10.2Emptying the boiler ..................................................................................... 10-2

11 11-1

12Operating the computer software .................................................................... 12-1

13 13-1

14Troubleshooting ............................................................................................... 14-1

14.1E11-DRIP TRAY FULL ............................................................................... 14-1

14.2E12-PLACE YOUR CUP ............................................................................. 14-2

14.3E13-FLOW METER K.O. ............................................................................ 14-3

14.4E15-COFFEE GROUP OUT ....................................................................... 14-6

14.5E16-CHECK WATER .................................................................................. 14-7

14.6E17-HEATING ............................................................................................ 14-9

14.7E18-CLEANING CYCLE REQUIRED ......................................................... 14-9

14.8E23-EMPTY GROUNDS DRAWER ............................................................ 14-9

14.9E24-DOOR OPEN .................................................................................... 14-10

14.10E25-CHECK FILTER ........................................................................ 14-10

14.11E39-COFFEE GROUP POSITIONING ............................................. 14-11

14.12E46-FRIDGE PROBE OVER TEMPERATURE ................................ 14-11

14.13E47-FRIDGE PROBE DISCONNECTED.......................................... 14-11

TABLE OF CONTENTS

HLF Italian Design IV S.M. HLF 37-4700 G1-G2-F Eng V1-2017

14.14E52-GROUP 1 PROBE OVER TEMPERATURE ............................. 14-12

14.15E53-GROUP 1 PROBE DISCONNECTED ....................................... 14-12

14.16E58-BOILER 1 PROBE OVER TEMPERATURE ............................. 14-13

14.17E59-BOILER 1 PROBE DISCONNECTED ....................................... 14-13

14.18E62-CHECK GRINDER 1 / E61-CHECK GRINDER 2 ...................... 14-14

14.19E72-CLEAN COFFEE GROUP ......................................................... 14-14

14.20E73-FLASH MEMORY ERROR / E102-EEPROM WRITE ERROR

MOTHERBOARD ............................................................................................. 14-15

14.21E74-COFFEE GROUP TIMEOUT .................................................... 14-15

14.22E75-COFFEE GROUP MOTOR TIMEOUT ...................................... 14-16

14.23E76-MILK OUTPUT VALVE DISCONNECTED ................................ 14-16

14.24E77-MIXING BOWLS DISCONNECTED .......................................... 14-17

14.25E78-WATER PUMP MODULE DISCONNECTED ............................ 14-17

14.26E79-FRESH MILK MODULE DISCONNECTED ............................... 14-18

14.27E80-GRINDERS MODULE DISCONNECTED ................................. 14-18

14.28E81-SOLUBLE MOTORS MODULE DISCONNECTED ................... 14-19

14.29E82-BOILER MODULE DISCONNECTED ....................................... 14-19

14.30E83-DOOR MODULE DISCONNECTED.......................................... 14-20

14.31E85-COFFEE GROUP MOTOR COUNTER DISCONNECTED ....... 14-20

14.32E86-POWER SUPPLY MODULE DISCONNECTED ........................ 14-21

14.33E87-BOARDS MODULE DISCONNECTED ..................................... 14-21

14.34E88-CURRENT OVERLOAD ............................................................ 14-22

14.35E92-FLASH WRITE ERROR TRIAC BOARD 1 ................................ 14-22

14.36E100-FLASH WRITE ERROR OUTPUT BOARD 1 / E101-FLASH

WRITE ERROR OUTPUT BOARD 2 ................................................................ 14-22

14.37E102-EEPROM WRITE ERROR MOTHERBOARD ......................... 14-22

TABLE OF CONTENTS

S.M. HLF 37-4700 G1-G2-F Eng V1-2017 V HLF Italian Design

14.38E111-OUTPUT BOARD 1 VERSION INCOMPATIBLE .................... 14-23

14.39E112-OUTPUT BOARD 2 VERSION INCOMPATIBLE .................... 14-24

14.40E113-TRIAC BOARD 1 VERSION INCOMPATIBLE ....................... 14-25

14.41E119-CHANGE GIVER INCOMPATIBLE ......................................... 14-26

14.42E120-CASHLESS DEVICE INCOMPATIBLE ................................... 14-26

14.43E121-BILL VALIDATOR INCOMPATIBLE ........................................ 14-27

14.44E122-OUT OF COFFEE GRINDER 1 / E123-OUT OF COFFEE

GRINDER 2 ...................................................................................................... 14-27

14.45E124-COFFEE GROUP CLEANING REQUIRED ............................ 14-28

14.46E125-NOT CONNECTED ................................................................. 14-28

14.47E126-DRIP TRAY OUT..................................................................... 14-30

14.48E127- WASTE DRAWER FULL ........................................................ 14-31

14.49E128-CASHLESS 2 MALFUNCTION ............................................... 14-32

14.50E129-BOILER HEATING FAILURE .................................................. 14-32

14.51E130-REFUND CASHLESS 1 NOT AVAILABLE ............................. 14-33

14.52E131-CASHLESS DEVICE 2 INCOMPATIBLE ................................ 14-33

14.53E132-REFUND CASHLESS 2 NOT AVAILABLE ............................. 14-33

14.54E133-CASHLESS 1 MALFUNCTION ............................................... 14-34

14.55E134-GROUP HEATING FAILURE .................................................. 14-34

14.56E137-BEANS HOPPER 1 OUT / E167-BEANS HOPPER 2 OUT .... 14-35

14.57E141-FILLING WATER ..................................................................... 14-35

14.58E143-DRIP CATCHER MOVEMENT TIMEOUT ............................... 14-36

14.59E170-DRIP CATCHER DISCONNECTED ........................................ 14-36

15Electronic boards description ......................................................................... 15-1

15.1Mother board .............................................................................................. 15-2

TABLE OF CONTENTS

HLF Italian Design VI S.M. HLF 37-4700 G1-G2-F Eng V1-2017

15.2Output board ............................................................................................... 15-4

15.3Triac board .................................................................................................. 15-5

15.4Water level board ........................................................................................ 15-6

15.5Power stabilizer .......................................................................................... 15-7

16Planning diagram .............................................................................................. 16-1

17Electric diagram ................................................................................................ 17-1

18Hydraulic circuit ................................................................................................ 18-1

19Spare part list .................................................................................................... 19-1

USER MANUAL

S.M. HLF 37-4700 G1-G2-F Eng V1-2017 1-1 HLF Italian Design

1 User Manual

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