York Single Package Cooling Unit ZE036E12B2A1ABA1B1

Inspect the unit for possible damage during transit

Note the extent of the damage on the carrier’s freight bill

Request inspection by the carrier’s agent in writing

Ensure installation complies with enclosed instructions and applicable codes

Remove the adjustment screw cap(s) on the regulator

Verification of Manifold Pressure

Enter the current manifold pressure (IWG)

Is the manifold pressure set to the factory standard of 3.50 IWG?

Ensure no open flames are present in the area

Use only approved pipe dope for assembling pipes

Approved compounds for pipe assembly

Open the main shut-off valve to admit normal gas pressure

Check all joints for leaks using a soap solution

Verify that the ZE units are properly phased at the factory.

Is the blower rotating in the correct direction?

Is the compressor rotating in the correct direction?

Check for signs of misphasing in the scroll compressor

Is the electrical connection to the unit misphased?

Describe the corrective actions taken to change the phasing of the Field Line Connection.

Loosen six nuts (top and bottom) A.

Ensure nuts (C) are not loosened.

Use belt tension checker to apply a perpendicular force to one belt at the midpoint of the span.

Enter the deflection distance obtained (in mm).

Use a straight edge from sheave to sheave as reference line to determine the deflection distance from normal position.

Record the recommended deflection force for the belt section.