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20901121_12+16_VARIO_Vsel_V1.0_020818
Cleaning and maintenance
7.1 Information on service work
Recommended maintenance intervals
Maintenance intervals*
if required
15000 h
Replace diaphragms
x
Replace valves
x
Replace O‑rings
x
Clean or replace molded PTFE‑hose
x
Clean the vacuum pump
x
* Recommended maintenance interval after hours of operation and under nor-
mal operating conditions; depending on the environment and area of applica-
tion, we advise performing cleaning and maintenance as needed.
Recommended aids
Protective gloves
>
Always wear your personal protective equipment when per
‑
forming activities which may bring you into contact with haz
‑
ardous substances.
Example
Recommended aids
for cleaning and
maintenance
IMPORTANT!