VA-P_man_Rev06-2013_UK_(uk) | 18.06.2013
14
For VA-P15 to VA-P50 only :
put the diaphragm shaft o-rings (20) in
the groove of the centre housing, by
forming them as kidney’s with locking
ring pliers (see Figure 13).
Push them into the groove with a round
tool. On the same way the diaphragm shaft
bearings can be placed in the groove.
Assembly of the diaphragms and
diaphragm shaft.
Screw the diaphragm shaft screws (18)
into the diaphragms and tighten. Screw
one diaphragm (17) completely into the
diaphragm shaft (19) (see Figure 14).
Push the shaft in the centre housing (1) and
screw the second diaphragm (17) completely
into the shaft(19) (see Figure 15).
Adjust, when necessary, the position of the
holes for the assembly pins by turning one
of the diaphragms a little backwards.
Assembly of the side housings.
Push side housing o-rings (22) into the side
housings (02-03) (see Figure 16).
Push the valve stops
(15) into the seats and
lock them with the valve
stop screws (see Figure
7). Push the assembly
pins (23 ) through one
of the side housings.
NOTE:
do not forget to use the washers
and the spring washers! Please check figure
18 for the correct positioning of the spring
washers. Push the centre housing (01)
over the assembly pins and finally push the
second side housing over the assembly pins
(see Figure 19).
Figure 14
Figure 15
Figure 16
Figure 17
Figure 13
Figure 18
