BRYANT Gas Heat Rooftop Package 581JP17M

Ensure the replacement belt is of the same section type or similar size.

Confirm that the replacement belt is not a 'FHP' or notched type V-belt.

Loosen the motor mounting plate front bolts by turning counterclockwise.

Loosen the motor mounting plate rear bolts by turning counterclockwise.

Loosen the jack bolt lock nuts by turning counterclockwise.

Loosen the jack bolts to relieve belt tension.

Turn off all electrical power to the unit and use approved lockout/tagout procedures on all electrical power sources.

Remove the cover on the motor connection box.

Disconnect all electrical leads to the motor.

Loosen the two jack bolt jamnuts on the motor mounting bracket.

Turn the two jack bolts counterclockwise until the motor assembly moves closer to the blower pulley.

Remove the V-belt from the blower pulley and motor pulley.

Loosen the four mounting bracket bolts and lock washers.

Remove four bolts, four flat washers, four lock washers and four nuts attaching the motor mounting plate to the unit. Discard all lock washers.

Air Filters and Screens Inspection

Check the presence of the following filters and screens

Are all filters and screens in place?

Access the return air filters through the lift-out panel above the evaporator/return air access panel.

Are the return air filters disposable fiberglass media type?

Clean or replace the return air filters as necessary.

Ensure all panels are securely replaced.

Shut off the gas using the manual shutoff switch located in the gas supply line

Turn the gas valve ON/OFF knob to the OFF position

Shut off power to the unit and install a lockout tag

Disconnect the gas piping at the unit gas valve

Remove the wires connected to the gas valve

Mark each wire to assist in reconnecting power to the gas valve

Remove the igniter wires and sensor wires at the Integrated Gas Unit Controller (IGC)

Remove the 2 screws that attach the burner rack to the vestibule plate

Slide the burner tray out of the unit

Press the TEST button on the face of the receptacle

Did the receptacle trip and open?

Check for proper grounding and power line phasing if the GFCI receptacle failed to trip

Repair ground wire connections as needed

Press RESET button to clear the tripped condition