HLF Italian Design 1700 User manual

SERVICE MANUAL
ENGLISH
HLF 1700
HLF Italian Design S.M. HLF 1700 G1-F Eng V1-2017

SERVICE MANUAL
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.
HLF Italian Design II S.M. HLF 1700 G1-F Eng V1-2017

TABLEOF CONTENTS
1User Manual ........................................................................................................1-1
2Exploded views...................................................................................................2-1
2.1 General exploded view .................................................................................2-1
2.2 Fresh milk assembly exploded view .............................................................2-4
2.3 Boiler assembly exploded view.....................................................................2-5
2.4 Output solenoid valves assembly exploded view..........................................2-6
2.5 Power supply assembly exploded view ........................................................2-7
2.6 Spouts assembly exploded view...................................................................2-8
2.7 Coffee group gearmotor exploded view........................................................2-9
3 3-1
4Ordinary maintenance........................................................................................4-1
4.1 Removing the coffee group...........................................................................4-1
4.2 Sealings and filters replacement (10000 Cycles Kit Installation)...................4-4
4.3 Grinder blades replacement........................................................................4-16
5 5-1
6Extraordinary maintenance................................................................................6-1
6.1 Removing the various metal plates...............................................................6-1
6.1.1 Removing the top lid ..........................................................................6-1
6.1.2 Removing the external panels............................................................6-3
7 7-1
8Removing assemblies........................................................................................8-1
8.1 Removing the grinder motor .........................................................................8-1
8.2 Removing the milk assembly........................................................................8-3
8.3 Removing the boiler assembly......................................................................8-5
S.M. HLF 1700 G1-F Eng V1-2017 I HLF Italian Design

TABLE OF CONTENTS
8.4 Removing the water pump and the flow meter..............................................8-7
8.5 Removing the power supply assembly .........................................................8-9
8.6 Removing the mother board.......................................................................8-11
8.7 Removing the output board.........................................................................8-12
8.8 Removing the power stabilizer board..........................................................8-13
8.9 Removing the net filter................................................................................8-14
8.10 Removing the touch screen power supply module .....................................8-15
8.11 Removing the transformer ..........................................................................8-16
8.12 Removing the drink spouts assembly.........................................................8-17
8.13 Removing the touch screen module ...........................................................8-19
8.14 Removing the coffee group gearmotor .......................................................8-21
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 E13-FLOW METER K.O.............................................................................14-2
14.3 E15-COFFEE GROUP OUT.......................................................................14-5
14.4 E16-CHECK WATER* *only with water kit.............................................14-6
14.5 E17-HEATING............................................................................................14-8
14.6 E18-CLEANING CYCLE REQUIRED.........................................................14-8
HLF Italian Design II S.M. HLF 1700 G1-F Eng V1-2017

TABLEOF CONTENTS
14.7 E19-DESCALING REQUIRED....................................................................14-8
14.8 E23-EMPTY GROUNDS DRAWER............................................................14-8
14.9 E24-DOOR OPEN......................................................................................14-9
14.10 E25-CHECK FILTER..........................................................................14-9
14.11 E39-COFFEE GROUP POSITIONING.............................................14-10
14.12 E58-BOILER 1 PROBE OVER TEMPERATURE .............................14-10
14.13 E59-BOILER 1 PROBE DISCONNECTED.......................................14-10
14.14 E62-CHECK GRINDER 1.................................................................14-11
14.15 E72-CLEAN COFFEE GROUP.........................................................14-12
14.16 E73-FLASH MEMORY ERROR / E102-EEPROM WRITE ERROR
MOTHERBOARD .............................................................................................14-12
14.17 E74-COFFEE GROUP TIMEOUT ....................................................14-12
14.18 E75-COFFEE GROUP MOTOR TIMEOUT......................................14-13
14.19 E100-FLASH WRITE ERROR OUTPUT BOARD 1..........................14-14
14.20 E102-EEPROM WRITE ERROR MOTHERBOARD.........................14-14
14.21 E111-OUTPUT BOARD 1 VERSION INCOMPATIBLE....................14-14
14.22 E119-CHANGE GIVER INCOMPATIBLE.........................................14-15
14.23 E120-CASHLESS DEVICE INCOMPATIBLE...................................14-15
14.24 E121-BILL VALIDATOR INCOMPATIBLE........................................14-16
14.25 E122-OUT OF COFFEE GRINDER 1...............................................14-16
14.26 E124-COFFEE GROUP CLEANING REQUIRED ............................14-17
14.27 E125-NOT CONNECTED.................................................................14-17
14.28 E128-CASHLESS 2 MALFUNCTION...............................................14-19
14.29 E129-BOILER HEATING FAILURE..................................................14-19
14.30 E130-REFUND CASHLESS 1 NOT AVAILABLE .............................14-20
S.M. HLF 1700 G1-F Eng V1-2017 III HLF Italian Design

TABLE OF CONTENTS
14.31 E131-CASHLESS DEVICE 2 INCOMPATIBLE................................14-20
14.32 E132-REFUND CASHLESS 2 NOT AVAILABLE .............................14-20
14.33E133-CASHLESS 1 MALFUNCTION...............................................14-21
14.34 E141-FILLING WATER* *only with water kit................................14-22
14.35 E168-OUTPUT BOARD 1 INCOMPATIBLE.....................................14-22
15 Electronic boards description .........................................................................15-1
15.1 Mother board ..............................................................................................15-2
15.2 Output board...............................................................................................15-4
15.3 Water level board (external water kit only)..................................................15-5
15.4 Power stabilizer ..........................................................................................15-6
16 Planning diagram..............................................................................................16-1
17 Electric diagram................................................................................................17-1
18 Hydraulic circuit................................................................................................18-1
19 Spare part list....................................................................................................19-1
HLF Italian Design IV S.M. HLF 1700 G1-F Eng V1-2017

USER MANUAL
1 User Manual
S.M. HLF 1700 G1-F Eng V1-2017 1-1 HLF Italian Design

EXPLODED VIEWS
2 Exploded views
2.1 General exploded view
S.M. HLF 1700 G1-F Eng V1-2017 2-1 HLF Italian Design

EXPLODED VIEWS
1. Status LED
2. Coffee Bean Hopper
3. Pre-ground coffee chute
4. Milk tube passage hole
5. Key Lock
6. Drip tray
7. Cup holder grid
8. Payment system connection hole
9. Water tank / Soluble top lid
10. Door
11. Cup station
HLF Italian Design 2-2 S.M. HLF 1700 G1-F Eng V1-2017

EXPLODED VIEWS
1. Coffee group gearmotor
2. Grinder assembly
3. Water tank / Powder canister
4. Output solenoid valves assembly
5. Boiler
6. Power supply assembly
S.M. HLF 1700 G1-F Eng V1-2017 2-3 HLF Italian Design

EXPLODED VIEWS
2.2 Fresh milk assembly exploded view
1. Hot milk air valve (2 ways)
2. Hot milk output exchange valve (3 ways)
3. Hot milk air regulator
4. Milk inlet valve (2 ways)
5. Water / hot milk exchange valve (3 ways)
6. Hot milk pump
7. Milk restrictor
8. Milk rinsing valve (2 ways)
HLF Italian Design 2-4 S.M. HLF 1700 G1-F Eng V1-2017

EXPLODED VIEWS
2.3 Boiler assembly exploded view
1. Coffee valve (3 ways)
2. Temperature probe
3. Hot Water outlet
4. Milk serpentine
5. Support bracket
6. Automatic thermostat
7. Manual thermostat
8. Heating element
9. Water boiler body
S.M. HLF 1700 G1-F Eng V1-2017 2-5 HLF Italian Design

EXPLODED VIEWS
2.4 Output solenoid valves assembly exploded view
1. Support bracket
2. Discharging valve (2 ways)
3. Water splitter
4. Mixer water valve (2 ways)
5. Hot water output valve (2 ways)
6. Security valve (16 bar)
HLF Italian Design 2-6 S.M. HLF 1700 G1-F Eng V1-2017

EXPLODED VIEWS
2.5 Power supply assembly exploded view
1. Output board
2. Rectifier board
3. Main switch
4. Power cable socket
5. Mother board
6. Bluetooth module
7. Touch screen power supplier
8. Power stabilizer
9. Toroidal transformer
10. Net filter
S.M. HLF 1700 G1-F Eng V1-2017 2-7 HLF Italian Design

EXPLODED VIEWS
2.6 Spouts assembly exploded view
1. Elbow spout
2. Metal bracket spouts cover
3. Spout
4. Spouts assembly adjusting handle
5. Spouts assembly support bracket
HLF Italian Design 2-8 S.M. HLF 1700 G1-F Eng V1-2017

EXPLODED VIEWS
2.7 Coffee group gearmotor exploded view
1. Coffee group gearmotor
2. Gearmotor shaft
S.M. HLF 1700 G1-F Eng V1-2017 2-9 HLF Italian Design

3
S.M. HLF 1700 G1-F Eng V1-2017 3-1 HLF Italian Design