Magnetrol International Level Switch A15-1H3Q-BNY

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

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 or vessel

Is a guide pipe or tube 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 in good condition after cleaning?

Are all seals intact and providing a positive seal?

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.

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

Describe any issues found with switch mechanisms.

Is the control operating with defective or maladjusted switch mechanisms?

Check wiring for signs of brittle insulation.

Describe any issues found with wiring insulation.