3. MAINTENANCE
IOM manual - Sanitary series
27
Fig. 3.7.7
Remove the domed nuts [37], stud bolts [14] and
washers [38].
Fig. 3.7.8
Take off the second housing [11].
Fig. 3.7.9
Unscrew the diaphragm [15] from one side of the
pump.
Fig. 3.7.10
Take out the second diaphragm [15] along with the
shaft [16].
a)
Circlip mounted air valve
–
T/TX80, T125
Fig. 3.7.11
Using circlip pliers remove both circlips [27] from
the centre block [12].
Attention!
While doing this, cover yourself with
your other hand, as the circlip easily flips away.
Fig. 3.7.12
Press out the air valve [61] by means of a pressing
device. Be careful not to damage the brass edges of
the air valve.
Pressing device
