Omega
40
12 Routine Maintenance and Inspection Intervals
Interval Number of per -
sonnel required
Time
[h]
Maintenance job
Daily 1 1/10
Check leakage on mechanical seal or lea-
kage of packed gland
(see section 8.1 ”Gland packing”).
Weekly 1 1/4
Check pump operation (positive suction pres-
sure, total head, bearing temperature, noises
and vibrations)
Monthly
1
1
1/4
1/4
Check torsional play of coupling
(see section ”Coupling”),
If available, switch to stand--by pump or carry
out a test run (for 5 min.)
every 20.000
operating hours
2 3
Replace deep--groove ball bearings
(see section 7.3 ”Dismantling” and
7.4 ”Reassembly”).
every 4 years or if total
head of pump drops
2 6
General inspection and overhaul of pump in
accordance with the operating instructions.
Check and renew, if required:
-- wear parts such as: bearings, casing wear
ring (impeller wear ring, if any), shaft
protecting sleeve
-- impeller and shaft
-- Replace sealing elements
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