Henny Penny 500 Service Manual page 132

6
NOTE: ASSEMBLE CORE -
DISC ASSEMBLY WITH
SMOOTH AND ROUNDED EDGE
7
OF BLADE TOWARD DISC SPRING
GUIDE (ITEM 9).
20
22 DO NOT DAMAGE SEAT
7. To change seals:
a. Remove the two adapter screws (22) which attach the pipe
adapter (21) to the solenoid body (20).
b. Remove the disc spring (lo), guide (9), and Teflon seat (8).
~
c. Clean the valve body.
d. Wet "0" ring (12) around seat with water and insert "0"
ring assembly (flat side fast) in valve, through "IN" side of
body. Use a pencil eraser, and press in Teflon seat until it
snaps into place. BE CAREFUL NOT TO MAR OR
NICK THE SEAT.
The smallest nick can cause a pressure leak. Replace all "0"
ring seals, found in the parts kit, and reassemble valve.