Henny Penny PFG-690, Technical Manual, Page: 31 / 106

Model 690
2-13
2-15. SOLENOID VALVE 5. If the core-disc assembly is sticking due to buildup of
(Continued)
shortening, breading, and food particles, proceed with the
following steps:
a. Unscrew the solenoid bonnet assembly from solenoid
valve body.
b. Remove the solenoid bonnet assembly and bonnet
gasket.
c. Remove the core-disc assembly, core spring retainer,
and the core spring.
d. Wash all these parts in hot water.
If Teflon seals need to be replaced, proceed to Step 6;
otherwise, assemble in reverse order of disassembly.
Assemble valve core and blade with smooth side and
rounded edge of blade toward the disc spring guide.
6. Repair kit, part no. 17120, is available if a seal must be
replaced. If any one seal is defective, replace ALL seals.
Solenoid body must be removed from the fryer for
replacement of seals.
Continue onto step 7.
7. Loosen the wires on the strain relief and pull the wires
through the relief.
8. With the bonnet and core-disc assemblies removed,
disconnect the two nut fittings. One connects the solenoid
valve to the deadweight, the other is attached to the con-
densation tank.
9. Remove the elbows from the solenoid valve.
10. Remove the two adapter screws which attach pipe adapter
to the solenoid valve body.
11. Remove the disc spring, guide, and Teflon seat.
12. Clean the valve body.
Aug. 2007