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HD7762

6-15

Step 4:  Bottom cover & Main PCBA

To be able to replace the components in the top side of 
the appliance (like the Grinder and Synchro motor), their 
leads need to be disconnected from the main PCBA. To 
reach the main PCBA, remove the six screws (

P

) in the 

bottom cover, four of them are located underneath the 
rubber feet.

P

P

P

P

P

P

The PCBA is in the plastic box indicated in blue, some 
leads need to be released before you can take out the 
PCBA completely.

Step 5:  Heater assy

To replace the heater assy disconnect the leads from the 
main PCBA and the Silicon hoses from the pinions on the 
heater.  Only the four screws (

O

) indicated below hold the 

heater assy (incl. keep warm plate) in place.  The top silicon 
hose is the cold water intake, the bottom silicon hose is 
the hot water output.  It connects to the top water supply.

O

O

O

O

Step 6:  Grinder, Synchro motor and Water supply

To remove the Grinder, disconnect its leads from the 
main PCBA and undo screws (

U

).  To remove the Synchro 

motor remove its leads from the main PCBA and undo 
screws (

V

). The top water supply, consisting of the shower 

head, silicon hose, elbow and riser pipe, can be removed 
by undoing screws (

S

), only when the Silicon hose needs 

replacement the clamps need to be undone.

U

U

U

U

T

T

S

V

V

S

S

S

DISASSEMBLY INSTRUCTIONS

Содержание HD7762

Страница 1: ...to meet the safety requirements as officially laid down at this moment TECHNICAL INFORMATION Voltage 220 240V Frequency 50 Hz Power consumption 1000W Color setting Black Metal Dimensions Appliance H x W x D 440 x 210 x 310 mm F Box L x W x H 320 x 280 x 505 mm Cord length 0 8 m Filter size 1x4 Contents Jug max 1320 mL Water container min 264 mL 2 cups Water container max 1320 mL 10 cups Avg water ...

Страница 2: ...nts as these may harm the appliance If this procedure does not restore the function then switch off the coffeemaker when the acid is passing through Keep the appliance in this condition overnight and continue repeat the cleaning operation After the de scaling procedure operate the coffeemaker twice with tap water in order to rinse any residual substances M Grinder M Valve motor UI PCBA Main PCBA M...

Страница 3: ...Press any other button Grinder motor disabled 6 Beeps CH 4 Press any other button Microcontroller check CH 5 ok E1 Nok Press any other button Zero cross detection CH 6 ok E2 Nok Press any other button Valve micro switches CH CLO valve is closed Press any other button CH valve is working CH OPE valve is open Inspection window micro switch L Closed 8 Press any other button H Open 8 Thermostat CH 111...

Страница 4: ... adjust the grind fineness to the optimal level Synchro motor valve and seal Disassembly instructions until Step 6 skip step 3 and 5 When the valve and or seal have been removed please make sure that the seal does not get damaged and that the seal gets reinstalled correctly The seal is critical to seal the grinder from steam coming from the coffee filter Heater bottom water supply Disassembly inst...

Страница 5: ...be removed without damaging the Top cover When the top cover needs to be replaced the WLI can be reused when the WLI needs to be replaced a new top cover needs to be ordered as well Step 3 UI panel removal To be able to remove the UI panel you need to disconnect the leads to the Synchro motor and the flatcable to the main PCBA The UI panel is held in place by two screws accessible from the top sid...

Страница 6: ...n PCBA and the Silicon hoses from the pinions on the heater Only the four screws O indicated below hold the heater assy incl keep warm plate in place The top silicon hose is the cold water intake the bottom silicon hose is the hot water output It connects to the top water supply O O O O Step 6 Grinder Synchro motor and Water supply To remove the Grinder disconnect its leads from the main PCBA and ...

Страница 7: ...he appliance There are some critical attention points All the gaskets in the appliance must be reinstalled properly Gasket on top of the grinder Gasket under the UI panel Gasket of the UI panel Gasket for the wires entering the UI panel Gasket for the valve Synchro motor Gasket for the steam vent Gasket for the steam base ...

Страница 8: ...n the UI panel or Synchro motor has been removed special attention is needed to the proper wire routing from top to bottom All wires must pass through the slots as indicated in red in the cross section below They may not be passed through the opening for the Grinder Bottom Cover Upon reinstallation of the bottom cover please mind that the notch on the PCBA holder fits into the recess of the bottom...

Страница 9: ...9965 100 64765 Seal 814 9965 100 64775 Front cover 815 9965 100 64762 Rubber ring 816 9965 100 64727 Pin 817 9965 100 64769 Selector ring 818 9965 100 64737 Deco ring 819 9965 100 64744 Knob cover 820 9965 100 64731 On Off button Pos Service code Description 9 9965 100 64754 Steam vent seal 10 9965 100 64759 UI assy seal 12 9965 100 64743 PCB assembly in box 13 9965 100 64749 Heater element assemb...

Страница 10: ...HD7762 10 15 111 112 113 114 122 121 127 123 124 3 126 125 B B A A A 110 210 211 2 1 120 EXPLODEDVIEW ...

Страница 11: ...HD7762 11 15 D C 4x E 4 510 511 516 517 512 513 514 515 518 6 5 EXPLODEDVIEW ...

Страница 12: ...HD7762 12 15 I 3x J J K H 2x L 6x F F F F 7 8 818 820 821 822 817 816 815 811 810 812 813 710 711 713 714 719 716 717 718 715 712 10 9 814 819 U T T G 4x 720 EXPLODEDVIEW ...

Страница 13: ...HD7762 13 15 N 2x M 4x O 4x X X U W V Z Z Y Y P 6x 13 1412 1411 1210 1211 1410 11 1310 1310 1311 1313 1314 1316 1315 1312 12 14 EXPLODEDVIEW ...

Страница 14: ...HD7762 14 15 U 4x V 19 T 2x S 2x R 3x S 2x V V Q 2x W 2x W T 1611 1610 1614 1612 1710 1712 1613 1514 1513 1510 1512 1511 1515 15 16 17 1810 1812 1811 18 1711 EXPLODEDVIEW ...

Страница 15: ...HD7762 15 15 Y Y Z Z Z X 3x aa 6x Y 22 20 25 24 2210 21 2110 2211 2212 2213 2111 23 2310 2311 2112 EXPLODEDVIEW ...

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