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- AprilAire Humidifier Parts
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AprilAire 4740 Humidifier Fan Relay for 700A 700M
(4740)…before servicing. The tools you will need for installing your fan relay are a Phillips screwdriver and a pair of needle-nose pliers. Installation instructions: Remove cover and place on a flat work surface with the fan blade facing up. Push receptacle out from orifice place by pressing tabs in. Use…
Related Items: Aprilaire HumidistatOur Price: $ 29.99Retail:$37.99Save:$8.00 (21%)In Stock