AAON RN Series - Adjustable Fan Cycling Switch Procedure

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Adjustable Fan Cycling Switch Procedure
To adjust the fan cycle switch you will need a
flathead screwdriver.
Recommended Settings
The switch will come factory set to cut-in at
425psi (+/– 5psi) and a differential of 155psi
(or open at 270psi (+/– 5psi)).
Settings for CUT IN and DIFFERENTIAL
PRESSURE are indicated with two slider
gauges.
Each adjustment screw sits above the setting
that it controls.
Cut In
Differential