Maintenance
10.1
Maintenance schedule
The maintenance schedule is a summary of maintenance tasks to be carried out regularly.
▲ = Check, ■ = Service, ● = Clean
Check for leaks.
•
Screw connections
•
Degassing valve
Function test of the vacuum pump.
1.
Press and hold the Stop button for at least 2 seconds.
–
The pump continues running.
–
Allow the pump to run for not more than 30 sec.
2.
Wait two minutes
3.
The process can be repeated by pressing the button again.
Clean the dirt trap.
–
see chapter 10.2 "Cleaning" on page 18
10.2
Cleaning
Cleaning the dirt trap
The dirt trap in the degassing pipe must be cleaned no later than after the expiry of the continuous degassing time. Check the dirt traps after every filling
action or extended operation.
1.
Press 'Stop' on the controller's operator panel.
–
The device is non-functioning and the vacuum pump is
shut down.
2.
Close the ball valve (1) upstream of the dirt trap (2).
3.
Slowly unscrew the cap with the sieve.
–
The residual pressure in the pipe segment is released.
4.
Pull the sieve out of the cap.
5.
Clean the sieve with a soft brush and rinse it with clear water.
6.
Check the seal for damage and replace as necessary.
7.
Insert the sieve in the cap and turn the cap with the sieve in the
housing of the dirt trap (2).
8.
Open the ball valve (1) upstream of the dirt trap (2).
9.
Press 'Auto' on the controller's operator panel.
–
The device is switched on and the vacuum pump is in
operation.
18 — English
Maintenance task
Servitec Mini — 01.08.2017 - Rev. B
Conditions
▲
■
▲
▲
■
●
Interval
Annually
Annually
Dependent on the operating
conditions