Graco 287834 Grease piston rod 222 packings and top edge of sleeve 220

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3.Grease piston rod (222) packings and top edge of sleeve (220).

222

220

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4.Carefully slide piston rod assembly (222) into top edge of sleeve (220).

222

220

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5.Grease top inch or two of piston rod (222) that will go through the cylinder throat packings.

222

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Service

6.Grease o-ring (207) and place on sleeve. Slide one o-ring (207) inside cylinder (205). Slide sleeve/pis- ton rod assembly (222) into bottom of cylinder.

207

222

205

ti7895a207

7.Install male gland (204) in cylinder (205).

8.Alternately stack UHMWPE packings (238) and leather packings (237) (note orientation).

9.Place female gland (217) in top of cylinder. Loosely install packing nut (202) and plug (201).

 

201

 

202

 

 

217

 

 

237

238

Lips Down

Lips Down

 

 

 

204

222

205

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311485J

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Contents Displacement Pump Equipment Misuse Hazard Operation Pressure Relief ProcedureRemoval ServiceBall Adjustment Reassembly Piston Rod AssemblyGrease piston rod 222 packings and top edge of sleeve 220 Install coupling 125 around pump rod Reinstall filter housing 147 110 Part Description Qty Parts311485J Graco Information Graco Standard Warranty