Lutz Jesco C 2700-V, Operating Instructions Manual

Page: 25 / 40

Maintenance
Maintaining the vacuum part
25
© Lutz-Jesco GmbH 2016
Subject to technical changes.
160426
Vacuum Regulator for Chlorine Gas C 2700-V Operating Instructions
BA-21210-02-V05
10.5 Maintaining the vacuum part
Precondition for action:

The chlorinator has been prepared for maintenance (see page 22).

A maintenance set is available.

The inlet valve is removed.
Fig. 10-3: Exploded view of the vacuum part
10.5.1 Disassembling the vacuum part
Perform the following working steps:
1. Release and remove the screws (
4
–
6
).
2. Remove the diaphragm (
3
) from the device.
3. Remove the O-rings (
7
,
10
)
4. Remove all the screws on the diaphragm disc and remove the
diaphragm (
3.5
).
5. Carefully lift up the rubber tube piece (
3.6
) using a blunt object.
Ensure that the PVC part is not damaged.

Vacuum part disassembled.
10.5.2 Cleaning the vacuum part
Perform the following working steps:
1. Thoroughly clean all parts which are not replaced. Warm water and
isopropyl alcohol are suitable for this.
2. The parts which are not included with the maintenance set should
be subjected to a visual inspection and replaced if they are
damaged. Pay particular attention to the PVC surface below the
rubber tube piece (
3.6
) and the contours for the diaphragm (
3.5
) on
the diaphragm disc (
3.7
,
3.4
) and on the housing (
1
,
2
).

Vacuum part cleaned.
3
2
3.1
3.2
3.7
9
8
7
10
11
5
1
4
6
5
3.3
3.6
3.4
6
3.5