Replace Brewing Unit (Mhbu) - Nespresso Momento 120 Service Manual

11.11.13 Replace Brewing Unit (MHBU)

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Prerequisites
• Main PCB cover is removed → p. 109.
• Head base plate is removed → p. 111.
Procedure
1. Pull out the capsule chute (6) at the front.
2. Pull out the connector clips (3) and detach the following hose connectors (circled
in red) together with the attached pressure hoses:
(a) Brewing unit (4) to thermoblock (1)
(b) Brewing unit (4) to top valve
(c) Brewing unit (4) to bottom valve
(d) Bottom valve to pump (5)
3. Discard the O-rings (2) from the detached connectors.
Version 1.4 EN
Repair > Coffee Module Repairs
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Momento 120 Service Manual
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Fig. 101
137