Flow Restrictor Installation
D1- Note the peening on the cartridge.
D2- There are two ways to deal with the punch mark peening. The first way is to drill out the punch marks only down through the outer tube or...
D3- shock the threads. This is my favorite. It looks a bit crude but is very clean and easy. Notice that the cartridge is resting flat on a plate.
Hammer on the cartridge at the punch mark on a piece of aluminum plate (thicker than 6mm or 1/4" works nicely). This will shock the thread and, many times allows it to come apart by hand.
D4- Loosen the cartridge seal head with an Allen Socket.
D5- Remove the cartridge seal head.
D6- Locate the peening on the circlip holder.
D7- There is a thin retaining collar that has four places peened over. Using a pick tool (this one is a Snap-On), rotate the ring until the wire circlip opening straddles one of the peened over areas.
D8- With a 90-degree pick, find the end of the round wire circlip. Remove the circlip by gently prying it up just past the peening.
D9- Rotate the circlip holder to help the circlip slide out.
D10- Remove the circlip and circlip holder.
D11- Remove the Flow Restrictor...
Installation in the reverse order. Make sure to use Hi- Strength Thread Lock on the Seal Head thread.