Graco 238890, 238892, 238894 Dimensional Drawings, Model 244734 air operated

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Dimensional Drawings

3/8 npt

inlet port

A

Models 238889 and 238891 with port plug Models 238890 and 238892 with gauge (spring operated)

AHeight: 8.9 in. (225 mm)

BDiameter of base housing: 2.65 in. (70 mm)

3/8 npt

outlet port

1/4 npt gauge port

B

06290

1/4–20 UNC mounting holes,

1/2 in. (12 mm) deep (both sides)

Model 238893 with port plug Model 238894 with gauge

Models 248090 and 255072 with gauge and 1/2 npt inlet and outlet ports

(air operated)

AHeight: 10.0 in. (254 mm)

BDiameter of diaphragm cover: 7.0 in. (179 mm)

Model 244734 (air operated)

AHeight: 8.1 in. (206 mm)

BDiameter of diaphragm cover: 7.0 in. (179 mm)

3/8 npt

 

1/2 npt

B

(1/2 npt for

B

outlet

 

248090)

port

 

A

 

inlet port

 

 

 

A

06288

 

3/8 npt

 

(1/2 npt for 248090)

 

 

outlet port

1/4 npt

 

gauge port

 

 

1/4–20 UNC mounting holes,

1/2 in. (12 mm) deep (both sides)

TI1372

1/2 npt

 

 

inlet port

1/4–20 UNC mounting holes,

1/2 in. (12 mm) deep (both sides)

308647 23

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Contents Model 238892 Instructions-Parts ListImportant Safety Instructions List of Models Table of ContentsEquipment Misuse Hazard SymbolsSkin Injection Hazard 308647 Installation Grounding the System Pressure Relief ProcedureOperation Adjusting the System PressureCleaning the Regulator Flushing Problem Cause Solution TroubleshootingRelieve the pressure ServiceService Kits Installing the Air-Operated Conversion KitReplacing the Fluid Diaphragms Replacing the Cartridge With EZ Flush gauge port plug With fluid pressure gauge Parts DrawingDescription Qty Parts ListModels 238893, 238894, 248090, For Models 238894 238893 With EZ Flush gauge port plug ModelRegulator Housing Technical Data Test Conditions Performance ChartKey Page Model 244734 air operated Dimensional DrawingsToll Free Graco Standard WarrantyGraco Information