Carrier 58SS User Manual

Overview of furnace models 58DH and 58SS, detailing their sections.

Explanation of the 16-position product ordering number format and its components.

Lists essential instruments required for servicing the furnace.

Specifies the general hand tools needed for furnace disassembly and service.

Details the step-by-step electrical process during the furnace heating cycle.

Describes the electrical sequence of operation for the furnace cooling cycle.

Outlines the timing sequences for various components during the heating cycle.

Explains the function and setting adjustment for the heat anticipator.

Details considerations for operating the furnace with LP (Propane) gas.

Describes the design and characteristics of the inshot burners.

Details how combustion occurs within the furnace, from inducer to heat exchanger.

Step-by-step guide for lighting the furnace for the first time with intermittent ignition.

Instructions on how to determine and set the gas input for the furnace.

Guidance on furnace ratings and orifice adjustments for high-altitude installations.

Procedure to determine and adjust the furnace's air temperature rise.

Method to check the function of the limit control that prevents overheating.

Procedure to verify the correct operation of the draft inducer blower flow-sensing switch.

Instructions to test the draft-safeguard switch for blocked flue conditions.

Step-by-step procedures for pinpointing electrical component failures.

Details on checking and positioning the pilot-flame sensing switch.

Instructions for checking the electrical resistance of the redundant gas valve.

Information on replacing and servicing the inducer control box assembly.

Procedure for testing the spark generator to ensure it produces a spark.

Steps for checking the blower motor windings, capacitor, and ground connections.

Lists potential causes for burner flashback, such as missing inserts or misalignment.

Identifies primary causes of flame rollout, focusing on combustion air issues.

Details on removing and servicing the inducer motor and its control box.

Explains the components within the burner compartment and safety features.

Describes the removal and servicing of the blower assembly, door safety switch, and control box.

Steps for removing the heat exchanger from the furnace.

Steps for cleaning or replacing the furnace filter.

Notes that the inducer motor has sealed bearings and requires no lubrication.

Steps for removing the blower motor, wheel, and capacitor for cleaning and lubrication.

Guidance on explaining furnace operation, thermostat use, and cleaning to the owner.

Troubleshooting steps for various heating operational failures.

Troubleshooting steps for common cooling operational failures.

Step-by-step description of the furnace's heating cycle sequence.

Step-by-step description of the furnace's cooling cycle sequence.