12
ENG
“humiFog multizone recambios/spare parts” +030222102 rel. 1.0 - 12.05.2009
installer
user
ser
vic
e
6. REPLACING AND CLEANING THE RACK COMPONENTS
Important:
•
use liquid Tefl on guaranteed for water pressures up to 100 bars to seal
the water connections;
•
wait 3 hours for the Tefl on to set.
6.1 Water leaks
•
repair by using liquid Tefl on on all the water connections without
O-rings or rubber gaskets;
•
if necessary, replace the components as described in the following
paragraph.
R
emove the components to be cleaned
1.
remove any components not made from stainless steel (for example
nozzle o-rings);
2.
soak the stainless steel parts in a solution of water and vinegar for 12
hours (use 4/5 water and 1/5 vinegar);
3.
rinse with water;
4.
for particularly resistant scale use pure vinegar for 12 hours;
5.
reassemble all the components in the reverse order.
6.2 Replacement
1.
switch off humiFog;
2.
close the external water supply tap;
3.
remove the connectors from the solenoid valves.
N
ozzles and plugs
Important:
remember the positions of the nozzles/plugs
4.
Replace with extreme care.
Vertical manifolds
Important:
•
remember the angle of each manifold;
•
make sure the NO valve and direct connection remain intact;
5.
remove the hose;
6.
remove the coil from the NO solenoid valve;
7.
remove the screw “PH0”;
8.
remove the bolts “D”;
9.
remove the adapter “E” for connecting the hose;
10.
unscrew the NO solenoid valve.
5
...
10
Fig. 6.a
NC
valves and direct connections
11.
solenoid valves: remove the coil;
12.
unscrew part “H”;
13.
unscrew the NC solenoid valve/direct connectors with the G18” nipple;
14.
unscrew the G1/8” nipple from the valve body/direct connector;
15.
unscrew the adapter for the hose “E”.
11
15
Fig. 6.b
Horizontal manifold
16.
solenoid valves: remove the coil;
17.
unscrew all the parts marked “H”
18.
remove the bolts “D”;
19.
unscrew the NC solenoid valve/direct connectors, with the G18” nipple;
20.
remove the elbow connector for draining the NO solenoid valve;
21.
unscrew the M/F G1/4” elbow.
18
23
Fig. 6.c
