Graco 16P957 - Manual

Component Identification 6 3A2798D Integrated Air Controls The integrated air controls include: • Main air slider valve (BA): turns air on and off to the system. When closed, the valve relieves pres-sure downstream. • Ram air regulator (BB): controls ram up and down pressure and blowoff pressure. • ...

Component Identification 3A2798D 7 Platen Component Identification Key: EA Retainer ClampEB WiperEG SpacerEH Thumb ScrewsEK Bleed StickEM Air Assist Body Check ValveEP O-ring Seal (assembles to platen adapter, not shown) F IG . 3 ti20247b EH EG EB EK Model 16U676, 20 liter (5 gallon) EM EA EP

Installation 8 3A2798D Installation General Information NOTE: Reference numbers and letters in parentheses in the text refer to the callouts in the figures. Accessories are available from Graco. Make certain all accessories are adequately sized and pressure-rated to meet the system’s requirements. L...

Installation 3A2798D 9 Connect Mix Line and Gun NOTE: Kit 24P832 includes items 5, 6, and 11-16 in F IG . 6. 1. If installing mix line and gun kit 24P832, install nipple (5), check valve (6), and second nipple (5) onto the pump outlet as shown in F IG . 6. 2. Connect the supplied 3/4 in. hose (11) t...

Supply System Operation 10 3A2798D Supply System Operation Before Operating Pressure Relief Procedure Follow the Pressure Relief Procedure whenever you see this symbol. 1. Lock the gun/valve trigger. 2. See F IG . 2, page 6. a. Close the air motor ball valve (BF) and the main air slider valve (BA). ...

Supply System Operation 3A2798D 11 Start and Adjust Ram 1. Set platen configuration based on pail type (see Adjust Spacers , page 13). 2. Refer to F IG . 1 and F IG . 2. Close all air regulators and air valves. 3. Open main air slider valve (BA) and set ram air reg-ulator (BB) to 45 psi (0.31 MPa, 3...

Supply System Operation 12 3A2798D Change Drums 1. Close the air motor ball valve (BF) to stop the pump. 2. Press and hold the blowoff air button (BG) then set ram director valve (BC) to UP to raise the platen (D) until the platen (D) is completely out of drum. When the ram exits the pail, release t...

Before Beginning Repair 3A2798D 13 Before Beginning Repair Maintenance Procedures Platen Maintenance See F IG . 10. If the platen does not come out of the pail easily when the pump is being raised, the air assist tube (EF) or air assist check valve may be plugged, or the bleed stick (J) may not be t...

Maintenance Procedures 14 3A2798D Use platen with straight sided pail 1. Ensure large diameter of spacer (EG) is facing down. Work spacer (EG) up over the platen by hand completely above the flange of the platen. See F IG . 12. 2. Working from the top , use screwdriver to position spacer (EG) betwee...

Troubleshooting 16 3A2798D Troubleshooting Check all possible problems before disassembling the ram, pump, or platen. Refer to Xtreme Pump Packages man- ual 311762 for pump troubleshooting. Ram Problem Cause Solution Decreasing spraying pressure or poor spray pattern. Material beginning to cure in l...

Repair 3A2798D 17 Repair Disconnect Pump from Platen 1. Loosen two thumb screws (412) from platen. 2. Carefully pull pump away to prevent damage to pump inlet. Remove adapter (421) and o-ring (406) from platen adapter (421). Connect Platen to Pump 1. Apply grease to o-ring (406) then install the o-r...

Repair 18 3A2798D Disconnect Displacement Pump 1. Remove Quick Coupler , page 12. 2. Remove tie rod nuts (206). 3. Lift air motor rod to bring rod to top of stroke. Remove Displacement Pump Refer to your Xtreme Displacement Pump 311762 man-ual to repair the displacement pump. If the air motor does n...

Repair 3A2798D 19 Remove Air Motor 1. Follow the Pressure Relief Procedure on page 10. 2. Disconnect Displacement Pump , page 18. 3. Disconnect air hose from air motor fitting (7). See page 22. 4. Remove Quick Coupler , page 12. 5. Remove screws (3) and washers (2) that secure air motor to mounting ...

Repair 20 3A2798D Supply Unit Repair Ram Piston Rods Always service both cylinders at the same time. When you service the piston rod always install new o-rings in the piston rod seal and ram piston. Repair Parts: Piston Repair Kit 257622. See Ram Frame on page 26 for parts included in kit. Disassemb...

Parts 22 3A2798D Parts Xtreme PFP, 16P957 and 16T311 4 22 1 2, 3 5 6 5 7 24 20 21 18 19 25 5 Apply sealant (8) to all non-swiveling pipe threads. Assemble o-ring from platen to platen adapter (22) then assemble platen to adapter. Install grounding wire (27) to ground screw on motor (4). 1 5 8 27 8 1...

Parts 3A2798D 25 Pumpline --- Not for sale. 201, 7 Torque to 50-60 ft-lb (68-81 N•m). Torque together to 145-155 ft-lb (196-210 N•m). Apply sealant. Insert lanyard from locking pin onto tie rod (2). Apply thread lubricant to threads, o-rings, and seals. Do not apply to rod adapter (216) or rod (229)...

Accessories 30 3A2798D Accessories Static Mixer Kit, 16T316 This is a 12 element, stainless steel, static mixer used to thoroughly mix the materials. The static mixer kit is installed between DD and EE. Static Mixer Kit Installation: See F IG . 20. 1. Remove bushings (AA) on each end of static mixer...

Dimensions 3A2798D 31 Dimensions WLE (ram up) A (ram down) B F E D C Model A in. (m) B in. (m) C in. (m); Mounting Holes D in. (m) E in. (m); Mounting Holes F in. (m) Xtreme PFP, no cart (16P957) 81.43 (2.07) 54-7/8 (1.39) 14 (0.36) 20-3/4 (0.53) 24 (0.61) 37 (0.94) Xtreme PFP, with cart (16T311) 87...

Technical Data 32 3A2798D Technical Data Maximum fluid working pressure . . . . . . . . . . . . . . . . . . 6500 psi (45, 448 bar)Max working air pressure . . . . . . . . . . . . . . . . . . . . . . . . 90 psi (620 kPa, 6.2 bar)Max air inlet pressure . . . . . . . . . . . . . . . . . . . . . . . . ....

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. For patent information, see www.graco.com/patents. Original instructions. This manual contains Eng...