Henny Penny 500 Service Manual page 129

1. Remove the "tru-arc" retaining clip on top of the coil housing.
Conduit Connector
2. Remove the nameplate and cover.
If only the coil is replaced, disconnect the two coil wires at the
wire nuts in the coil housing, and remove the coil from the
housing. Then replace the nameplate, cover, and "tru-arc" clip.
If the complete solenoid, or seals are being replace, continue on
I
to step 4.
The wires may be connected in any order.
4. Loosen the nut on the l/2 inch connector and pull piping
conduit from the valve case. Leave enough slack to remove the
coil housing and yoke.