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308353

Rev. E

First choice when

quality counts.

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INSTRUCTIONS-PARTS LIST

INSTRUCTIONS

This manual contains important

warnings and information.
READ AND KEEP FOR REFERENCE.

CARBON STEEL

Dura-Flo

t

 900 Pumps

With Severe-Duty Rod and Cylinder

Refer to page 2 for a List of Models; page 3 for the Table of Contents.

05195B

Model 237279

05181B

Model 236475

GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440–1441

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COPYRIGHT 1994, GRACO INC.

Graco Inc. is registered to I.S. EN ISO 9001

Summary of Contents for Dura-Flo 900

Page 1: ...ormation READ AND KEEP FOR REFERENCE CARBON STEEL Dura Flot 900 Pumps With Severe Duty Rod and Cylinder Refer to page 2 for a List of Models page 3 for the Table of Contents 05195B Model 237279 05181B...

Page 2: ...r 100 psi 236475 Series A Kingt 236466 Series A 56 1 34 MPa 345 bar 5000 psi 0 6 MPa 6 bar 90 psi 240946 Series A Quiet Kingt 236466 Series A 56 1 34 MPa 345 bar 5000 psi 0 6 MPa 6 bar 90 psi 237278 S...

Page 3: ...A 56 1 Ratio with King Air Motor 55 gallon 200 liter size 27 Part No 240946 Pump Series A 56 1 Ratio with Quiet King Air Motor 28 Part No 237279 Pump Series A 17 1 Ratio with Senator Air Motor 28 Par...

Page 4: ...D Do not alter or modify this equipment D Check equipment daily Repair or replace worn or damaged parts immediately D Do not exceed the maximum working pressure of the lowest rated system component R...

Page 5: ...ly Refer to the gun manual Be sure the gun trigger safety operates before spraying Lock the gun trigger safety when you stop spraying Follow the Pressure Relief Procedure on page 12 if the spray tip c...

Page 6: ...e of debris including solvent rags and gasoline Electrically disconnect all equipment in the spray area Extinguish all open flames or pilot lights in the spray area Do not smoke in the spray area Do n...

Page 7: ...Insert one end of a 1 5 mm 12 ga minimum ground wire Y into the slot in lug Z and tighten the locknut securely Connect the other end of the wire to a true earth ground Order Part No 237569 Ground Wire...

Page 8: ...An air line lubricator D provides automatic air motor lubrication A bleed type master air valve E is required in your system to relieve air trapped between it and the air motor when the valve is close...

Page 9: ...ly Conductive Air Supply Hose J Air Line Filter K Bleed Type Master Air Valve for accessories L Fluid Filter M Fluid Drain Valve required N Electrically Conductive Fluid Supply Hose P Fluid Whip Hose...

Page 10: ...ine filter AA of 10 micron size Carefully follow the manufacturer s recommendations on reservoir and filter cleaning and periodic changes of hydraulic fluid Use only Graco approved hydraulic oil Order...

Page 11: ...n kit T allows the pump to draw fluid from a supply container KEY A Pump B Wall Bracket C Hydraulic Supply Line D Hydraulic Return Line E Drain Line from pressure reducing valve F Pressure Gauge G Flo...

Page 12: ...gun to relieve pressure 6 Lock the gun trigger safety 7 Open the drain valve required in your system having a container ready to catch the drainage 8 Leave the drain valve open until you are ready to...

Page 13: ...hose and gun already primed open the drain valve M to help prime the pump and vent air before it enters the hose Close the drain valve when all air is eliminated CAUTION Do not allow the pump to run...

Page 14: ...you are pumping and with the wetted parts in your system Check with your fluid manufacturer or supplier for recommended flushing fluids and flushing frequency Always flush the pump before fluid dries...

Page 15: ...ntil the fluid flows from the valve Close the valve NOTE When changing fluid containers with the hose and gun already primed open the drain valve M to help prime the pump and vent air before it enters...

Page 16: ...id you are pumping and with the wetted parts in your system Check with your fluid manufacturer or supplier for recommended flushing fluids and flushing frequency Always flush the pump before fluid dri...

Page 17: ...clogged valves Clear the line increase the air hydraulic supply Check that the valves are open Obstructed fluid hose or gun the fluid hose ID is too small Open clear use a hose with a larger ID Worn...

Page 18: ...p or by having at least two people hold it while another disconnects it If the pump is mounted on a cart slowly tip the cart backward until the handle rests on the ground then disconnect the displacem...

Page 19: ...on the air or hydraulic power supply On hydraulic pumps open the hydraulic return line valve first then the supply line valve Run the pump slowly to ensure proper operation WARNING To reduce the risk...

Page 20: ...ylinder 9 from the outlet hous ing 7 Remove the two seals 8 from the cylinder Shine a light into the cylinder 9 to inspect the inner surface for scoring or wear Now go to step 4 If the assembly separa...

Page 21: ...ce 05183B Fig 6 1 2 7 9 18 19 A B 1 Torque to 289 389 N m 213 287 ft lb 1 1 D 17 8 2 Lubricate 2 2 3 Torque to 176 230 N m 130 170 ft lb 3 03793A Fig 7 1 16 10 1 1 1 1 10 1 11 16 Torque to 215 327 N m...

Page 22: ...displace ment rod 1 and piston assembly down into the cylinder 9 The cylinder is symmetrical so either end may face up Use a rubber mallet to drive the rod into the cylinder until the piston seat hous...

Page 23: ...s face down 2 Ref 4 5 6 7 Ref 10 Ref 9 Ref 16 Ref 13 14 15 18 Ref 8 Ref 4 4 See Throat Packing Detail below See Piston Packing Detail below Throat Packing Stack Detail 6 Piston Packing Stack Detail 03...

Page 24: ...the outlet housing 7 6 Lubricate the piston packings Slide the displace ment rod 1 and piston assembly down into the cylinder 9 The cylinder is symmetrical so either end may face up Use a rubber malle...

Page 25: ...down 2 Ref 4 5 6 7 Ref 10 Ref 9 Ref 16 Ref 13 14 15 18 Ref 8 Ref 4 4 See Throat Packing Detail below See Piston Packing Detail below Throat Packing Stack Detail 6 Piston Packing Stack Detail 4 7 3 12...

Page 26: ...Part No 237278 Pump Series A 56 1 Ratio with Reduced Icing Quiet King Air Motor Ref No Part No Description Qty 101 237000 AIR MOTOR King reduced icing See 307741 for parts 1 105 190000 ROD tie 224 mm...

Page 27: ...08 106166 NUT hex M16 x 2 0 3 109 236466 PUMP displacement See pages 32 33 for parts 1 110 112887 WRENCH spanner 1 117 166153 NUT collet 1 1 2 npt 1 118 113350 CONNECTOR tube 3 4 npt m x 7 8 OD tube 1...

Page 28: ...s are available at no cost Part No 237279 Pump Series A 17 1 Ratio with Senator Air Motor Ref No Part No Description Qty 101 217540 AIR MOTOR Senator See 307592 for parts 1 105 190000 ROD tie 224 mm 8...

Page 29: ...t no cost Part No 237292 Pump Series A 28 1 Ratio with Reduced Icing Quiet Bulldog Air Motor Ref No Part No Description Qty 101 237001 AIR MOTOR Quiet Bulldog See 307304 for parts 1 105 190000 ROD tie...

Page 30: ...er 3 106 186925 NUT coupling 1 107 184129 COLLAR coupling 2 108 106166 NUT hex M16 x 2 0 3 109 236466 PUMP displacement See pages 32 33 for parts 1 110 112887 WRENCH packing nut 1 111 203921 HOUSING c...

Page 31: ...shoulder 3 106 186925 NUT coupling 1 107 184129 COLLAR coupling 2 108 106166 NUT hex M16 x 2 0 3 109 240682 PUMP displacement See pages 32 34 for parts 1 110 112887 WRENCH packing nut 1 111 203921 HOU...

Page 32: ...acement Danger and Warning labels tags and cards are available at no cost Ref Part No No Description Qty 1 189316 ROD displacement stainless steel 1 2 222995 PACKING NUT carbon steel 1 7 237181 HOUSIN...

Page 33: ...1 5 109304 V PACKING throat 5 6 184249 GLAND throat male carbon steel 1 13 184250 GLAND piston male carbon steel 1 14 109305 V PACKING piston 5 15 184200 GLAND piston female carbon steel 1 Kit also in...

Page 34: ...9254 V PACKING throat UHMWPE 3 6 184249 GLAND throat male carbon steel 1 12 109305 V PACKING piston 2 13 184250 GLAND piston male carbon steel 1 14 109255 V PACKING piston UHMWPE 3 15 184200 GLAND pis...

Page 35: ...Notes...

Page 36: ...m pump operating temperature 82_C 180_F Air inlet size 3 4 npsm f Fluid inlet size 2 npt f Fluid outlet size 1 npt f Weight approx 59 kg 130 lb Wetted parts Carbon Steel Chrome Steel Alloy Steel Chrom...

Page 37: ...sired flow along bottom of chart 2 Read vertical line up to intersection with selected air consumption curve dashes Follow left to scale to read air consumption A 0 6 MPa 6 2 bar 90 psi air pressure B...

Page 38: ...in Maximum pump operating temperature 82_C 180_F Air inlet size 3 4 npsm f Fluid inlet size 2 npt f Fluid outlet size 1 npt f Weight approx 59 kg 130 lb Wetted parts Carbon Steel Chrome Steel Alloy S...

Page 39: ...i MPa bar 1 Locate desired flow along bottom of chart 2 Read vertical line up to intersection with selected air consumption curve dashes Follow left to scale to read air consumption A 0 6 MPa 6 2 bar...

Page 40: ...inlet size 3 4 npsm f Fluid inlet size 2 npt f Fluid outlet size 1 npt f Weight approx 59 kg 130 lb Wetted parts Carbon Steel Chrome Steel Alloy Steel Chrome Zinc and Nickel Plating 440 and 17 4 PH G...

Page 41: ...e desired flow along bottom of chart 2 Read vertical line up to intersection with selected air consumption curve dashes Follow left to scale to read air consumption A 0 7 MPa 7 bar 100 psi air pressur...

Page 42: ...e 3 4 npsm f Fluid inlet size 2 npt f Fluid outlet size 1 npt f Weight approx 59 kg 130 lb Wetted parts Carbon Steel Chrome Steel Alloy Steel Chrome Zinc and Nickel Plating 440 and 17 4 PH Grades of S...

Page 43: ...Pa bar 1 Locate desired flow along bottom of chart 2 Read vertical line up to intersection with selected air consumption curve dashes Follow left to scale to read air consumption A 0 7 MPa 7 bar 100 p...

Page 44: ...ir inlet size 3 4 npsm f Fluid inlet size 2 npt f Fluid outlet size 1 npt f Weight approx 43 kg 95 lb Wetted parts Carbon Steel Chrome Steel Alloy Steel Chrome Zinc and Nickel Plating 440 and 17 4 PH...

Page 45: ...e desired flow along bottom of chart 2 Read vertical line up to intersection with selected air consumption curve dashes Follow left to scale to read air consumption A 0 7 MPa 7 bar 100 psi air pressur...

Page 46: ...draulic motor piston effective area 31 6 cm 4 9 in Stroke length 120 mm 4 75 in Displacement pump effective area 9 cm 1 40 in Maximum pump operating temperature 82_C 180_F Noise level at 1450 psi hydr...

Page 47: ...tical line up to intersection with selected hydraulic con sumption curve dashes Follow left to scale to read oil consump tion A 9 9 MPa 99 bar 1428 psi hydraulic oil pressure B 7 MPa 70 bar 1000 psi h...

Page 48: ...iston effective area 31 6 cm 4 9 in Stroke length 120 mm 4 75 in Displacement pump effective area 9 cm 1 40 in Maximum pump operating temperature 82_C 180_F Noise level at 1450 psi hydraulic pressure...

Page 49: ...rtical line up to intersection with selected hydraulic con sumption curve dashes Follow left to scale to read oil consump tion A 9 9 MPa 99 bar 1428 psi hydraulic oil pressure B 7 MPa 70 bar 1000 psi...

Page 50: ...57 mm 10 12 in 2 in npt f 1 in npt f 3 4 npsm f 237283 1329 mm 52 32 in 746 0 mm 29 37 in 583 mm 22 95 in 457 mm 17 99 in 2 in npt f 1 in npt f 3 4 npsm f 237284 1134 mm 44 65 in 590 mm 23 23 in 544 m...

Page 51: ...Part number 240946 Pump has been added to the manual Flats have been added to the pump cylinder Displacement pump torque values have changed Changes have been made to the Technical Data The Performan...

Page 52: ...nty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury to person or pr operty or any...

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