Checking For Leaks And Pump Pressure (1) - Nespresso EF 737 Service Manual

Maintenance

Checking for leaks and pump pressure (1)

The following components are checked for
leaks:
- Brewing unit
- Connections
- Thermoblock
- Pump
- Electromagnetic valve
- Flowmeter
Preparation of machine:
1 Follow general disassembly stage 1 (see
page 24).
2 Remove top cover (81).
3 Remove ejector and pyramid plate (see
page 38).
4 Fit pressure gauge.
5 Close jaw.
6 Position pot underneath.
7 Insert filled watertank.
8 Connect mains cable.
Continued on next page.
2
4
3
4
6
Dangerous voltage inside coffee
machine!
Do not touch any live part while
performing checks.
43
7
5
Hot, pressurized parts inside
coffee machine!
Do not touch any hot part while
performing checks. Wear safety
glasses during inspection.
8