Graco 16T311, 16P957 Assemble Piston Rod Seal and Bearing, Disassemble Ram Piston

Page 21

Repair

Assemble Piston Rod Seal and Bearing

See FIG. 18 on page 20.

1.Lubricate o-ring (302e) and bottom bearing (302k).

a.Install o-ring (302e), bottom bearing (302j), and retaining ring (302l) into end cap (302b).

b.Install new o-ring (302d) and pin (302c) on end cap (302b). Lubricate o-ring (302d) and end cap (302b).

c.Slide spring (302m) and end cap (302b) on pis- ton rod (302a).

2.Install retaining ring (303).

3.Remount mounting plate (331) and attach nuts (333) and lockwashers (332). Torque to 40 ft-lb (54 N•m).

Disassemble Ram Piston

1.Complete steps 1-4from Disassemble Piston Rod Seal and Bearing to remove the end cap (302b) from the piston rod (302a).

NOTICE

Do not tilt the piston rod to one side when removing it from the base or when installing it. Such movement can damage the piston or inside surface of the base cylinder.

2.Carefully lay piston (302f) and rod (302a) down so piston rod will not be bent. Remove nut (302g), washer (302h), piston (302f), outer o-ring (302d), and inner o-ring (302j). See FIG. 19.

3.Inspect parts for wear or damage. Replace as nec- essary.

302a

302d

302f

302j

302h

302g

TI10521A

FIG. 19: 3 in. Ram Piston

Assemble Ram Piston

1.Install new o-rings (302d, 302j) and lubricate piston (302f) and o-rings.

2.Apply medium strength thread sealant. Install piston (302f), washer (302h), and nut (302g) on pis- ton rod (302a).

3.Carefully insert piston (302f) into cylinder and push piston rod (302a) straight down into cylinder.

4.Slide spring (302m) and end cap (302b) onto piston rod (302a).

5.Install retaining ring (303).

6.Remount mounting plate (331) and attach nuts

(333)and lockwashers (332). Torque to 40 ft-lb (54 N•m).

3A2798D

21

Image 21
Contents Gallon 20 liter, with cart Important Safety InstructionsGallon 20 liter, no cart II 2 G c T2Related Manuals ContentsSkin Injection Hazard Equipment Misuse Hazard Component Identification See onKey Air Line Accessories Integrated Air ControlsIntegrated air controls include Model 16U676, 20 liter 5 gallon Platen Component IdentificationInstallation General Information GroundingLocation Connect Mix Line and Gun Mechanical SetupAttach Drum Stops IG Ram BaseFlush Before Using Equipment Pressure Relief ProcedureSupply System Operation Before OperatingStart and Adjust Pump Start and Adjust RamFlush Change DrumsShutdown and Care of the Pump Replace Throat SealsPlaten Maintenance Before Beginning Repair Maintenance ProceduresAdjust Spacers Use Platen with Tapered and Straight Sided PailsRemove and Reinstall Wiper Reassemble 20 Liter Wiper AssemblyUse platen with straight sided pail 411 418 412 420 419 409 414 415 406 407 402 403 405 Platen AssemblyRam TroubleshootingRepair Install WipersDisconnect Pump from Platen Connect Platen to PumpInstall Displacement Pump Disconnect Displacement PumpConnect Displacement Pump Remove Displacement PumpRemove Air Motor Install Air Motor Disconnect air hose from air motor fitting 7. SeeConnect air hose to air motor fitting 7. See Supply Unit Repair Repair PartsRam Piston Rods Disassemble Piston Rod Seal and BearingDisassemble Ram Piston Assemble Piston Rod Seal and BearingParts Xtreme PFP, 16P957 and 16T31122 5 Part Description RAM, dual post, motor regulatorQty 1 4 4 1 2 1 1 1 1 1 1 Part Description Qty Cart, 16P434201 212 215 202 229 216 203 204 207 206 205 PumplineRam Frame 333 332 331 303 310 335 315 314 313320 305 321 318 326 307 308 312 324 304, 310 305 301 6 334 Qty Part Description Ram Frame Parts Description411 418 412 20L Platen, 16U676419 401 BASE, platen, 20L 402 276049 403 4051205 1206 1207 1204 1201 Check Valve 16T481Static Mixer Kit, 16T316 Static Mixer 16T316 AccessoriesDimensions Maximum fluid working pressure Technical Data3A2798D Graco Information Graco Standard Warranty