Replacing Thermoblock - Nespresso Essenza EF 347 Service Manual

Repair

Replacing thermoblock

Tools:
- Torx screwdrivers Pin-TX10, TX20
- Open-ended spanner 9 mm AF
- Torque wrench
Procedure:
1. Follow general disassembly (see page 21).
2. Remove 3 screws (23) and separate ther-
moblock assembly from upper chassis (1).
3. Unplug NTC connector from electronic
control board (28).
4. Remove clips (D) and 2 hose connectors
(B + C) from thermoblock.
5. Remove ground wire and electrical
connections from thermoblock.
6. Replace thermoblock (40)
7. Mount a new NTC temperature sensor
(43) on the thermoblock (40).
8. Assemble in reverse sequence.
Use a torque wrench (80 - 100 Ncm)
to tighten NTC temperature sensor
(43) with spring lock washer (42).
Service Manual EF 347 / EF 348
28
1
* (complete thermoblock group)
2 3
B
D
40*
40*
40*
43
A
40*
23
Version 1.0 en