Install Instructions

50-60 Hanover Road, Florham Park, New Jersey 07932
ASCO Valves
Page 3 of 4Form No.V5452R3
B. Install stem spring, and stem assembly with gaskets
into valve bonnet.
C. Push stem assembly into valve bonnet; align stem pin
hole and install stem pin.
D. Operate manual operator to be sure there is no
misalignmentĂĂorĂĂbinding. Then rotate manual
operator stem counterclockwise as far as possible.
8. Replace bonnet gasket and solenoid base
sub-assembly. Torque solenoid base sub-assembly to
175 ± 25 in-lbs [19,8 ± 2,8 Nm].
9. Install solenoid, see separate instructions and make
electrical hookup.
WARNING: To prevent the possibility of
personal injury or property damage, check
valve for proper operation before returning to
service. Also perform internal seat and
external leakage tests with a nonhazardous,
noncombustible fluid.
10. Restore line pressure and electrical power supply to
valve.
11. After maintenance is completed, operate the valve a
few times to be sure of proper operation. A metallic
click signifies the solenoid is operating.
ORDERING INFORMATION
FOR ASCO REBUILD KITS
Parts marked with an asterisk (*) in the exploded view are
supplied in Rebuild Kits. When Ordering Rebuild Kits for
ASCO valves, order the Rebuild Kit number stamped on the
valve nameplate. If the number of the kit is not visible, order
by indicating the number of kits required, and the Catalog
Number and Serial Number of the valve(s) for which they
are intended.
bonnet
mounting bracket
screw(4)
solenoid base
sub-assembly
core spring
valve bonnet
body gasket
valve body
bonnet gasket
core/diaphragm
sub-assembly
(closed end of spring
protrudes from top
of core)
Indicates that these
parts are included
in onboard rebuild kit.
Locate bleed hole in
assembly approximately
45 from valve outlet°
Torque solenoid base
sub-assembly to
175 25 in-lbs
bleed hole
1.656
.281 diameter
2 mounting holes
[ 7.1]
[42.1]
[19,8 2,8 Nm]
Torque bonnet screws
in a crisscross manner
to 50 5 in-lbs
[5,7 0,6 Nm]
Brass Construction Stainless Steel Construction
Partial view of
mounting bracket
core/diaphragm sub-
two positions
(optional feature)
(optional feature)
Figure 1. Series 8222 Solenoid Valves
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±
±
±