Magnetrol International Level Switch A15-1H3E-HMF

Inspect the switch housing cover for any damage or misplacement

Check for any exposed wires or terminals

Ensure a positive seal on the switch housing

Is the switch housing cover properly in place after cleaning?

Is the seal intact and effective after cleaning?

Ensure the set screw is loosened before repositioning the conduit connection.

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.

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 there are no obstacles in the tank that could interfere with displacer operation.

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

Inspect for excessive wear on actuating lever or misalignment of adjustment screw

Refer to switch mechanism bulletin if adjustment or replacement is necessary

Check for Defective or Maladjusted Switch Mechanisms

Is the switch mechanism defective or maladjusted?

Refer to bulletin on switch mechanisms for service instructions if necessary

Check for brittle insulation on electrical wiring

Replace wiring at the first sign of brittle insulation

Unpacking and Initial Inspection

Unpack the instrument carefully

Report any concealed damage to carrier within 24 hours

Check the contents of the packing slip

Verify against the purchase order

Record the serial number for future reference