Magnetrol International Level Switch A15-1H3Q-BNQ

Ensure the instrument is used in Installation Category II, Pollution Degree 2.

Handle displacer spring and stem with care to avoid damage.

Displacer Adjustment and Installation

Adjust displacers on the cable for desired switch actuating levels.

Screw displacer cable fitting to the threaded connection link.

Ensure no obstacles in the tank interfere with displacer operation.

Determine if a guide pipe or tube is necessary due to liquid turbulence.

Pipe or Tube Installation Check

Inspect the switch housing cover for damage or misplacement

Check for any damaged or missing seals

Ensure the housing cover is securely in place after cleaning

Is the housing cover securely in place after cleaning?

Are all seals intact and undamaged after cleaning?

Ensure the enclosing tube is tightened and the middle set screw is locked to the enclosing tube.

Is the control equipped with a pneumatic switch mechanism?

Loosen set screw(s) at base of switch housing.

Rotate switch housing to desired conduit entry position.

Tighten set screws at base of housing.

Unscrew and remove switch housing cover.

Unpacking and Initial Inspection

Unpack the instrument carefully

Report any concealed damage to carrier within 24 hours

Check the contents of the packing slip and purchase order

Record the serial number for future reference when ordering parts

Ensure no force is placed on fragile components

Inspect dry contact switches for excessive wear on actuating lever or misalignment of adjustment screw.

Describe any wear or misalignment found on switches.

Inspect wiring for signs of brittle insulation.

Describe any brittle insulation found.

Ensure all terminal screws are tight.