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Fairview Two Stage Automatic Changeover Regulator GR-9984 225,000 BTU Automatic Changeover Regulator (Marshall Excelsior) 650,000 BTU Automatic Changeover Regulator (Marshall Excelsior)

Automatic Changeover Regulators redirect LP gas vapor flow from an empty designated service cylinder
to a reserve cylinder, without interruption of service. It features a green indicator dome which
changes to red when the service cylinder needs to be refilled. GR-9984

Inlet: 1/4" F. Inv. Flare, Outlet: 3/8 FPT, Capacity: 345,000 BTUH

Capacity in BTU/H LPG: 225,000 *

Inlet: 1/4" Inverted Flare

Outlet: 3/8" FNPT

Outlet Set Point ("WC): 11

Type: Two Stage

* Based on 100 PSIG inlet pressure & 20% droop


Primary Cylinder Capacity in BTU/H LPG: 650,000 *

Auxilary Cylinder Capacity in BTU/H LPG: 570,000 *

Inlet: 1/4" Inverted Flare (2)

Outlet: 1/2" FNPT

Outlet Adj. Range ("WC): 9 - 13

Outlet Set Point ("WC): 11

Type: Full Size

* Based on 30 PSIG inlet pressure & 20% droop