24
GA 01.600/10.02 - 07/01
Maintenance Plan
No.
Rotary vane pumps
TRIVAC D 5 E - D 16 E
Measurem./ test quantity
Operating / auxiliary
agents
VE
t 6m a
n-a
Remarks
1 Operate the pump with gas bal-
last for at least 45 minutes.
x Condensed water is thereby removed from the oil.
2 Check the oil level and change
the oil as required.
Oil: N 62 or special and
alternative types of oil,
see Section 3.1
x x Topping up: only after the pump has been switched
off.
3 Check the quality of the oil and
change the oil as required.
visually
chemically
mechanically
x x
x
x
Visually: Normal condition light and transparent, oil
change is required at increasing discolouration.
Chemically: To DIN 51558, when the neutralization
value exceeds 2, then an oil change is required.
Mechanically: When the dynamic viscosity at
25 °C > 240 mPas, then an oil change will be requi-
red.
Disposal of the used oil:
see Section 3.2.1
4 Clean the dirt trap in the intake
and exchange it as required.
Suitable cleaning agent and
compressed air.
x ❏ Clean the dirt trap with a cleaning agent and blow it
clean with compressed air under a suction hood.
❏ Replace the faulty dirt trap.
Use a cleaning agent which complies with national /
international specifications.
Observe the safety regulations which apply to the
cleaning agent used.
Interval
See also Op. Instructions,”Individual Components”
5 Clean the internal demister and
change it as required.
Suitable cleaning agent. x Perform cleaning also in advance of the scheduled
maintenance interval when the noise increases more
and more.
❏ Clean the internal demister with cleaning agent.
❏ Replace a faulty internal demister.
❏ Dispose of the used internal demister as special
waste.
Use a cleaning agent which complies with national /
international specifications.
Observe the safety regulations which apply to the
cleaning agent used.
(parts are contained in Maintenance Kit 1)
(see Section 5)
6 Check the coupling bushings for
damage and wear.
3 Check also in advance of the scheduled maintenance
interval in case of extreme noise.
(parts are contained in Repair Set 1, see Section 5)
4 Maintenance Plan
(Recommendation)
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