York Single Package Air Conditioner ZXG08E2A3AA1A111A2

Adjust blower speed to specific static and CFM requirements

Adjust belt tension to specific static and CFM requirements

Tighten blower pulley set screws

Tighten motor sheave set screws

Re-check set screws after 10-12 hours of run time

Review installation for errors, leaks, or undesirable system effects

Check blower speed changes for substantial changes in static pressure and BHP

Ensure only qualified personnel make blower speed changes

Adhere strictly to fan laws when making blower speed changes

Calculate new datum diameter (DD)

Adjust the variable pitch motor sheave to achieve the new DD

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 soap solution or other suitable material. Ensure the following joints are checked:

Was a commercially available soap solution used for leak detection?

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 all applicable codes

Is the furnace disconnected from the gas supply piping system?

Enter the pressure of the gas supply piping system

Use special pipe dope for assembly

Clean piping of dirt and scale by hammering on the outside of the pipe

Blow out loose particles from the pipe

Ensure all gas lines external to the unit have been purged of air