York Single Package Air Conditioner ZT061Q00A2A1AAA1A1

Review installation for errors, leaks, or undesirable system effects

Are there any installation errors or leaks?

Enter the measured CFM at unit start-up

Enter the existing datum diameter (DD) of the variable pitch motor sheave

Calculate the new datum diameter (DD) using the formula: (Required CFM/Measured CFM)*Existing DD

Adjust the variable pitch motor sheave to the new datum diameter (DD)

Close main manual shut-off valve

Open the union fitting upstream of the unit gas valve and downstream from the main manual shut-off valve

Remove screws holding each end of the manifold to the manifold supports

Disconnect wiring to the gas valve

Remove the manifold & gas valve assembly

Inspect the smoke detector for any visible damage or obstruction.

Measure the temperature around the smoke detector to ensure it is within operational limits (-4°F to 158°F).

Measure the pressure differential across the smoke detector's sampling and exhaust ports.

Turn off the power to the smoke detector before cleaning.

Gas Connection and Pressure Check

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

Check all joints for leaks using a soap solution or other suitable material.

Inspect the unit for visible damage during transit

Note the extent of any 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

Is the furnace disconnected from the gas supply piping system?