SPX Flow Butterfly Valve 200BVP 2.5" S-LINE

Valve body gaskets and ball seats are in good condition

Air pressure at supply connection

Threaded connections for tight fit

Electrical connections secure on control module

Wire connections tight on terminal strip

Electrical connections to control module

Threaded strain relief for tight fit

Drain and flush the piping surrounding the valve

Remove the socket head cap screw found at the top of the valve handle with the proper sized allen wrench

For proper removal of the actuator, see “Mounting a Linear Actuator” on page 13; disassembly is in reverse order of these instructions

Remove the nuts and cap screw (items 4 and 5)

Separate the valve body halves (item 1)

Set the butterfly disc (item 2) to the open position

Squeeze the seal (item 3) until oval shaped, then slide the short end of the stem from the seal

Pinch the disc (item 2) between the thumb and forefinger, and pull the long end of the stem from the seal

Check for a cracked or worn seal (item 3), stem and disc (item 2), or screw threads. Clean the valve disc and valve body (item 1) if necessary