There are three shutoff cocks. All are removed and
installed the same except as noted.
If removing inlet or outlet shutoff cock, go to step d.
Retain washers for future use.
a. Remove solution feed pump discharge tube (1) and washer (2).
b. Remove antisiphon valve (3) and washer (4).
c. Remove injection nozzle (5) and brass bushing (6).
If not removing inlet or outlet shutoff cock, go to step f.
d. Loosen hose clamp (7) and remove hose (8).
e. Remove hose fitting (9).
f. Remove shutoff cock (10), pipe nipple (11), and elbow (12).
a. Inspect bushings, hose fittings, injection nozzle, pipe nipple, elbow, and shutoff cocks for damaged threads.
Replace as required.
b. Inspect bushing, hose fittings, injection nozzle, and shutoff cocks for cracks. Replace as required.
c. Inspect hose clamp for cracks. Replace as required.
Apply Antiseize tape to all metal-to-metal pipe connections.
a. Install elbow (12), pipe nipple (11), and shutoff cock (10).