Maintenance level
We recommend that Pfeiffer Vacuum Service (PV) carry out maintenance work at level 3.
Pfeiffer Vacuum will be released from all warranty and liability claims if maintenance work is
not carried out properly. This also applies wherever parts other than original spare parts are
used.
You can carry out maintenance work at
Maintenance Level 1
yourself.
Action
Inspection Maintenance
level 1
Maintenance
level 3
Required materi-
als
Described in document
OI
OI
SI
Interval
Daily
≤ 1 year
Every 4 years
or after
35,000 oper-
ating hours
Inspection
Visual and acoustic pump test
● Checking the lubricant level
and color of the lubricant
● Checking the vacuum pump
for leaks
■
● Checking the vacuum pump
for noises (quiet running)
■
Maintenance level 1
– lubricant replacement
● Changing the lubricant
■
Lubricant
Maintenance kit 1
● Replacing the air filter (2x)
on the electronic drive unit
■
Maintenance level 3
– revision
● Disassembling and cleaning
the vacuum pump
● Replacing the seals and all
wearing parts
■
(PV)
Maintenance kit 3
Optional: cleaning the suction chamber
Work on-site without removing
the vacuum pump:
● Cleaning the suction cham-
ber and pistons
As required
Maintenance kit
for cleaning the
suction chamber
Tbl. 16:
Maintenance intervals
and see the service level 1, lubricant replacement.
Maintenance
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Summary of Contents for HILOBE 2704
Page 1: ...OPERATING INSTRUCTIONS EN Translation of the Original HILOBE 2704 4504 6204 Roots pump...
Page 65: ...65 66...
Page 66: ...Notizen Notes...
Page 67: ......
