Thank you for your question. You will need Lawn Genie 3/4 in. Shield Cap Kit, part # L31100. You can view it online at https://www.homedepot.com/p/Lawn-Genie-3-4-in-Shield-Cap-Kit-L31100/203225590. R217104 is a commercial ¾” Anti-siphon cover assembly.
This kit includes parts to repair a ¾” valve AND parts to repair a 1” valve. Each kit includes 2 o-rings, 2 stem assemblies, and 2 float assemblies ; 1 each for ¾” valves and 1 each for 1” valves. (1 piece of each will be used – 1 piece of each will be extra).
Thank you for your question. The replacement solenoid for valve model 54003 is L10000 and the diaphragm is model 54006.
Yes, even though the R709 valve has been discontinued since the late eighties, the inside stem assemblies should still fit.