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cfm Tech Tips – Compressor Failure at Startup

When a condensing unit or heat pump is assembled at the factory, it is charged with enough refrigerant to operate with a matching indoor coil and a prescribed amount of refrigerant piping (15 feet for York). The compressor contains the correct charge of oil in its crankcase. One of the basic characteristics of a refrigerant
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cfm Tech Tips – Troubleshooting Furnace Control Boards — Faults & Flashes

TopicsFurnace Control Boards – Faults 7 & 8 – Ignition Failure Fault CodesFurnace Control Boards – Rapid Amber Flash – Low Flame CurrentModelsAll Furnaces with an Integrated Furnace Control BoardBeginning January 1, 1992, all furnaces were manufactured with an integrated furnace control board, often referred to as FCB (Furnace Control Board). The FCB manages all
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cfm Tech Tips – Operating and Troubleshooting Furnace Pressure Switches

Beginning January 1, 1992, all furnaces were manufactured with an integrated furnace control board, often referred to as FCB (Furnace Control Board). The FCB manages all operation requirements of the furnace. Fault and Information codes are displayed by one or more LEDs on the board. The FCBs used by York/JCI have the ability to store
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cfm Tech Tips – Misunderstood Flashes on Furnace Control Boards

Beginning January 1, 1992, all furnaces were manufactured with an integrated furnace control board, often referred to as FCB (Furnace Control Board). The FCB manages all operation requirements of the furnace. Fault and Information codes are displayed by one or more LEDs on the board. The FCBs used by York/JCI have the ability to store
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cfm Tech Tips – SSE (Simplicity Smart Equipment) Control Boards

York Commercial Equipment is currently manufactured with Simplicity SE controls. These controls are dynamic and versatile. An SSE Control Board can be programmed (in the Factory or the Field) for use in a Constant Volume unit, Variable Volume unit, Single Zone VAV unit, Fixed Variable (also known as Intelli-Speed), Reheat Unit, Split System Condensing Unit
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Replace a PSC direct drive blower motor

If you’re in need of a PSC direct drive blower motor or just looking for a simple guide on how to replace one, cfm has you covered! We’ll be using the Evergreen motor in this example, so the same process won’t apply for a belt drive blower. We broke the process down into three segments,
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