29
Repair
Service Manual EF 473 / EF 474 enVersion 1.0
Checking for leaks and pump
pressure (1)
The following components are checked for
leaks:
- Compact brewing unit
- Connections
- Thermoblock
-Pump
Preparation (unplug machine from mains):
1. Remove right side panel (pump is visible).
2. Insert pressure plug in capsule inlet.
3. Press down closing handle lightly till
pressure plug fits in capsule cage.
4. Pull off holding device. The pressure plug
clamps itself to the capsule cage.
5. Position pot underneath exit tube of
pressure plug.
6. Fill water tank.
7. Connect mains cable.
Dangerous voltage inside coffee
machine! - Do not touch any live part
while performing checks.
Hot, pressurized parts inside coffee
machine! - Do not touch any hot part
while performing checks. Wear
safety glasses during inspection.
Continued on next page.
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