1021575R Nordyne Integrated Furnace Control Board
1021575R Nordyne Integrated Furnace Control Board
Product Overview
1021575R is a genuine OEM integrated control board for Nordyne HVAC equipment. It regulates ignition sequencing, blower relay activation, safety interlocks, and provides on-board LED diagnostics for streamlined troubleshooting and reliable furnace operation.
Cross-Reference Part Numbers
| OEM Part Number | Replaces / Also Known As |
|---|---|
| 1021575R | 1012-83-9585A<br>HSCI |
| 1120M01375<br>1012-988 | |
| 194422<br>1021575 | |
| AA056BDTB (board designation) | |
| NTK1021575R (Parts Town / Nortek) |
Cross-reference data compiled from Technical Hot & Cold, HVAC Part Store, and Parts Town.
Compatibility
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Nordyne and Nordyne Miller furnaces originally equipped with 1021575-series boards
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Nortek (Nordyne/UTEC) MG1E family single-stage gas furnaces
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Private-label units by Maytag, Miller, Intertherm, Frigidaire, Broan, Gibson, Partners Choice
Technician Notes
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De-energize all power and discharge any capacitors before handling the board.
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Wear an ESD wrist strap; handle the board only by its edges to prevent static damage.
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Photograph or diagram existing wiring and dip-switch settings for accurate reconnection.
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Replace the onboard 3 A fast-blow fuse if blown; confirm proper fuse type per OEM manual.
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Verify 24 VAC between R and C before power-up, then observe LED blink codes during start-up.
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Listen for inducer motor start, gas valve “click,” and blower operation in heat and cool modes.
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Torque control harness screws to manufacturer specs and replace corroded connectors.
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Cycle power off/on to reset safety lockouts and clear any stored error codes.
Additional Resources
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Downloadable OEM wiring diagram & installation manual (PDF)
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Printable cross-reference sheet covering Nordyne and private-label control boards
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Step-by-step video tutorial: integrated control board replacement
1021575R Control Board Nordyne
Board for AA056BDTB and others