BRYANT Gas Heat Rooftop Package 581JT28M

Motor and Jack Bolt Preparation

Loosen the four motor mounting nuts that attach the motor to the blower rail.

Loosen the two jack bolt locking nuts beneath the motor mounting plate.

Turn the jack bolt locking nut counterclockwise to loosen.

Turn the jack bolts counterclockwise to loosen and clockwise to tighten.

Adjust the V−belt for proper tension.

Ensure the fan shaft and motor shaft are parallel before tightening the motor mount nuts.

Press the TEST button on the face of the receptacle

Did the receptacle trip and open?

Is the GFCI receptacle properly grounded?

Is the power line phasing correct?

Repair ground wire connections as needed

Correct the line phasing if necessary

Shut off all electrical power supply to the unit and install a lockout tag.

Close the manual gas shutoff valve located on the gas supply line.

Remove the manifold pressure tap plug from the manifold and connect a pressure gauge or manometer.

Open the manual shutoff valve, then turn on the unit main gas valve.

Set the room thermostat to call for heat.

Wear safety glasses, gloves, and protective clothing during mixing and application.

Remove surface loaded fibers or dirt using one of the following methods

Ensure the tool is applied in the direction of the fins to avoid damage.

Routine Cleaning of Evaporator Coil Surfaces

Wet finned surfaces with clean water using a low velocity garden hose.

Mix Totaline coil cleaner in a 2−1/2 gallon garden sprayer at 100F (38C).

Apply Totaline coil cleaner solution to all coil surfaces, including finned area, tube sheets, and coil headers.

Check the following components for cleanliness and condition

Measure the gas manifold pressure

Record the heating temperature rise