Pickup Coil Replacement - Hoffer Flow Controls HP Series User Manual

Using a ¼" (for 1½" meter) or
shaft locknut.
Carefully slide the shaft out while supporting the rotor. The rotor will
drop out once the shaft is removed.
Remove the deflector cones, one from each side of the Well supports.
Carefully inspect all components, replace any that may be worn or
damaged.
To reassemble:
Install the deflector cones into the Well supports (one in each side).
Insert new ball bearings and shaft bushing into the rotor.
Position the rotor between the cones, making sure that the "In" side of the
rotor faces into the direction of flow. Flow direction is marked on the
bottom of the Well Assembly.
Install shaft.
Install shaft locknut.
Check that the rotor spins freely.
Carefully slide the housing over the Well Assembly to the "Fully
Retracted" position, as marked on the stem, and tighten the clamp.

PICKUP COIL REPLACEMENT

Remove the meter to a clean, flat work surface.
To disassemble:
Disconnect the coil wires in the conduit enclosure.
Loosen the stem clamp and carefully slide the housing towards the handle
exposing the Well Assembly.
Carefully unscrew and remove the Well Assembly from the stem, pulling
the pickup coil wires from the stem.
Unscrew and remove the pickup coil from the Well Assembly.
To reassemble:
Install the new pickup coil into the Well Assembly.
Replace the O-ring Well Assembly seal.
Route the pickup coil wires through the center of the stem to the conduit
enclosure.
Screw the Well Assembly on the stem tightening until the Well Assembly
is parallel with the handle. Make sure that the flow direction of the Well
Assembly is pointing in the same direction as the handle.
Carefully slide the housing over the Well Assembly to the "Fully
Retracted" position, as marked on the stem, and tighten the clamp.
Reconnect the coil wires in the conduit enclosure.
HP-208
5 / " (for 2" meter) Spintite, remove one
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