Xylem MM 611C Model FS8-WG-SL Flow Switch - Manual (Page 7)

OFF
ON
a. Disconnect the electrical power to the flow switch.
STEP 7 - Adjusting the Flow Rate (only necessary if operation
above minimum flow velocities is required)
• To prevent electrical shock, turn off the electrical power before making electrical connections.
• To prevent electrocution, when the electrical power is connected to the flow switch, do not
touch the terminals, or the red, blue or yellow flow switch wires.
Failure to follow this warning could cause property damage, personal injury or death.
! WARNING
7
KK
LL x 4
MM
b. Using a flathead screwdriver (KK), unscrew the four (4)
cover screws (LL) and remove the cover (MM).
NN
COMMON
NORMALLY
OPEN
NORMALLY
CLOSED
c. Using a flathead screwdriver, turn the adjusting
screw (NN) several turns clockwise.
LL x 4
MM
S
d. Place the cover (MM) on the flow switch (S)
and insert the four (4) cover screws (LL).
PP
LL x 4
e. Using a torque screwdriver (PP), tighten the four (4)
cover screws (LL) to a torque of 10 lb. •in (1.13 N•m).