5.4. AdApTEr/SEAT WAShEr INSTALLATION
the actuator is factory setup to fit 3/4 in. brass
manual anti-siphon valves. to install the actuator
on 1 in. brass anti-siphon valves and all other
manual plastic valves, the 3/4 in. seat washer
and adapters must be removed and replaced
with the 1 in. adapter and seat washer which are
included in this box.
1. turn the actuator so that the seat washer and the
3/4 in. threaded adapter facing up.
2. Using pliers, remove the seat washer screw by
turning counter clockwise and pull off the 3/4 in.
seat washer assembly (see Figure A).
3. Push the 3/4 in. threaded adapter down (see
Figure B).
4. Place your thumb on one side of the retainer clip
and with a pair of pliers grip the other side of the
retainer clip and pull outwards then upwards,
removing it from the base of the
3/4 in. adapter threaded. next, pull off the
3/4 in. threaded adapter from the actuator stem
(see Figure C).
5. Install the 1 in. threaded adapter by pushing
it onto the actuator stem and making sure the
notch on the adapter lines up with the notch on
the stem of the actuator (see Figure D).
6. Spread the retainer clip with your thumbs and
push the retainer into the adapter until it clicks
(see Figure E).
7. Install the 1 in. seat washer assembly making
sure the plastic is on top and the rubber is facing
down. Insert the seat washer screw into the
bottom of the actuator stem and tighten with
pliers by turning clockwise (see Figure E).
nOtE: Do not over-tighten.
9
Valve
body
Figure B
Figure C
Figure D
Figure A
Figure E
