| Categories | Carrier HVAC Manuals, HVAC Heating Ventilating Air Conditioning Manuals |
|---|---|
| Tags | Carrier 58SXB |
| Download File |
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| Language | English |
| Product Brand | Support Phone Number: In North America, please call 1-800-CARRIER for immediate customer assistance from 8:00a -5:00p (EST) weekdays, Heating, Ventilating and Air Conditioning - HVAC |
| Document File Type | |
| Publisher | corp.carrier.com |
| Wikipedia's Page | Carrier Corporation |
| Copyright | Attribution Non-commercial |
Wiring Harness Kit ICM Compatible Cancels: IIK 320A-60-1 IIK 398B-60-8 9-95 Installation Instructions Part No. 323055-751 NOTE: Read the entire instruction manual before starting the installation. SAFETY CONSIDERATIONS Installing and servicing heating equipment can be hazardous due to gas and electrical components. Only trained personnel should install or service heating equipment. Untrained personnel can perform basic maintenance functions such as cleaning and replacing filters.
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All other operations should be performed by trained service personnel. When working on heating equipment, observe precautions in the literature, on tags, and on labels attached to the unit. Follow all safety codes. Wear safety glasses and work gloves. Have a fire extinguisher available. Recognize safety information. This is the safety-alert symbol. When you see this symbol on the furnace and in instructions or manuals, be alert to the potential for personal injury. Understand the signal words DANGER, WARNING, and CAUTION. These words are used with the safety-alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies a hazard which could result in personal injury or death. CAUTION is used to identify unsafe practices which would result in minor personal injury or product and property damage. INSTALLATION Step 1–Removal of Blower Housing 1. Turn off gas and electrical supplies to furnace. 2. Remove control and blower access doors. 3. Disconnect 9-pin connector from blower housing. 4. Disconnect thermostat leads and remove control box from bottom side of blower shelf. Position control box to 1 side. 5. Using a backup wrench, disconnect drain pipe at coupling in blower compartment. 6. Loosen hose clamp and remove 7/8-in. diameter drain hose from drain trap. 7. Loosen hose clamp and disconnect 5/8-in. diameter drain hose at bottom of inducer housing located under blower shelf. 8. Remove drain trap assembly. 9. Remove screws securing blower assembly to blower shelf and slide assembly out of furnace. 10. For 1/3 hp, 2-piece ECM motor only: a. Remove screws securing plug bracket to left side of blower housing. b. Disconnect motor connector from blower controller on back side of blower housing. c. Remove blower controller and mounting brackets from back side of blower housing. Discard mounting bracket. Discard controller or return it for warranty credit if applicable. Table 1–Kit Contents DESCRIPTION Wire Harness Wire Harness Plug Bracket Plug Installation Instructions PART NO. 320050-301 320745-301 320052-201 320051-301 IIK 398B-60-8/ 58SXB-21SI QUANTITY 1 1 IMPORTANT: A complete installation will include an additional blower motor: 1/2 hp ICM HD44AE116 or 1hp ICM HD52AE120. Turn off gas and electrical supplies to unit before beginning any installation or modification. Follow operating instructions on label attached to furnace. Failure to follow this warning could result in electrical shock, fire, personal injury, or death. INTRODUCTION This instruction covers installation of an ICM compatible wiring harness kit Part No. 323055-751 in 398BAZ/58SXB Upflow Variable-Speed Condensing Gas Furnaces. A complete installation will include an additional blower motor: 1/2 hp ICM HD44AE116 or 1hp ICM HD52AE120. NOTE: Due to reduced accessibility to the filter caused by ICM motor on right-side return-air installations, an accessory side filter may be required to complete installation. For kit contents, see Table 1. DESCRIPTION AND USAGE This kit is designed as a service wiring harness kit in 389BAZ/58SXB Upflow Furnaces with a 2-piece, 1/3 hp electronically commutated motor (ECM) design, or for replacement of ICM-1 motors utilizing a square control box attached to motor end bell. The blower door switch MUST be replaced with fieldsupplied Part No. HR54ZA101 when replacing a 1/3 hp, 2-piece ECM motor. d. Install blower door switch. Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.