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3
Valve Illustration
Autotrol 255 Valve Control Module
Figure 2
B Y PA S S
B Y PA S S
Optional
i-lid Cover
Tank Adapter Module
Figure 1
Air Check
Brine Line Fitting Connection
Probe Connection Slot
Tank Thread 2-1/2-inch - 8 male
Inlet Connection 3/4-inch
or 1-inch NPT or BSPT
Drain Connection 3/8-inch
or 1/2-inch NPT or BSPT
Outlet connection 3/4-inch
or 1-inch NPT or BSPT
1/4-inch NPT
Optional Bypass
Optional i-lid Cover
Variable
Air Check
Injector Access Plug
Brine Control
400 Series Control
Standard L-Lid Cover