TRIVAC D 40 L,
TRIVAC D 63 L,
TRIVAC D 90 L
Measurement / Test quantity
Operation / Auxiliary materials
Interval Remarks
Clean the oil level glass.
Suitable cleaning agent and com‐
pr
essed air.
Annually*
Clean the oil level glass with a cleaning agent and blow it
out with compressed air under a suction hood.
Use cleaning agents only corresponding to the national/
international specications.
Observe the safety regulations when using cleaning agents.
Refer to Clean or replace the oil sight glass on page 45.
Clean the intake dirt trap and anti-suck
back valve in the intake port. Change
them as required.
Suitable cleaning agent and com‐
pressed air.
6 month
▪ Clean intake dirt trap with a cleaning agent and blow it
out with compr
essed air under a suction hood.
▪ Replace the defective intake dirt trap.
▪ Clean the anti-suck back valve with a cleaning agent
and dry it.
Use a cleaning agent which complies with the national/inter
national specications.
Observe the safety regulations when using cleaning agents.
Refer to Clean the intake port dirt-trap and anti-suck
back valve on page 46.
Check the edges of the teeth on the
coupling element for any damages,
change the coupling element as re‐
quired.
Annually*
Refer to Replacement of electrical motor on page 48
and Check the coupling and coupling element on page
47.
Maintenance
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