M&C TEC1 Series, Operation Manual

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24 MP- 4.01 www.mc-techgroup.com
Inspect the following
pump components Action
Pump Check pump for external damages and any leakage in regular inter-
vals, at least two times per year.
Capacitor Check the conditions of the adhesive covers of the vents in regular
intervals. Replace capacitor with damaged adhesive cover.
Bellows and valve plates Replace at least when performance of the pump decreases.
The valve plates need to be replaced, when they are < 1.6 mm
Connecting rod bearings Need to be replaced after 20 000 operating hours or 24 month of
operation, whichever occurs first.
Motor bearings Need to be replaced after 20 000 operating hours or 24 month of
operation, whichever occurs first.
Fittings, connections, inlets Check in suitable intervals.
Replace when damaged with original parts in perfect condition.
Equipotential bonding Check equipotential bonding between pump enclosure and motor.
The equipotential bonding needs to be lower than 0.3 Ohm. Use lock
washers for the screws.
Additional components, ac-
cessories During maintenance, any upstream filters, separators or coolers
must be checked for proper functioning.
Note
If there are any damages to the connection rod, e.g. a loose threaded
pin M8 or loose ball bearings, the complete unit with connection rod
and bearings need to be replaced (see chapter 17 for more details)
The eccentric is glued to the motor shaft by using Loctite 270. This
connection is additionally secured by a set screw.