Hitachi 236464 manual

Instructions – Parts List GRACO INC.ąP .O. BOX 1441ąMINNEAPOLIS, MNą55440-1441 Copyright 2002, Graco Inc. is registered to I.S. EN ISO 9001 ST AINLESS STEEL Dura–Flo t 600 Pumps With Severe–Duty Rod and Cylinder * See page 2 for models that are certified and approved. 308350F Read warnings and instructions. See page 2 for model numbers and[...]

2 308350 List of Models Pump Part No. and Series Pump Model Displacement Pump Part No. and Series Ratio Maximum Fluid Working Pressure Maximum Air Input Pressure * 237634, Series A Bulldog r 236458, Series A 41:1 28.3 MPa, 283 bar (4100 psi) 0.7 MPa, 7 bar (100 psi) * 236464, Series A Reduced Icing Quiet Bulldog r 236458, Series A 41:1 28.3 MPa, 28[...]

308350 3 Symbols W arning Symbol W ARNING T his symbol alerts you to the possibility of serious injury or death if you do not follow the instructions. Caution Symbol CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions. W ARNING INSTRUCTIONS EQUIPMENT MISUSE HAZARD Equipmen[...]

4 308350 W ARNING INJECTION HAZARD Spray from the gun, hose leaks, or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury . D Fluid injected into the skin might look like just a cut, but it is a serious inj[...]

308350 5 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury . D Ground the equipment and the object being sprayed. Refer to Grounding on page 7. D If there is any static sparking or you feel an electric shock while using [...]

6 308350 Notes[...]

308350 7 Installation General Information NOTE: Reference numbers and letters in parentheses in the text refer to the callouts in the figures and the parts drawing. NOTE: Always use Genuine Graco Parts and Acces- sories, available from your Graco distributor . Refer to Product Data Sheet, Form No. 305724. If you supply your own accessories, be sure[...]

8 308350 Installation System Accessories (continued) W ARNING A bleed-type master air valve (E) and a fluid drain valve (M) are required in your system. These accessories help reduce the risk of serious injury , including fluid injection and splashing of fluid in the eyes or on the skin, and injury from moving parts if you are adjusting or repairin[...]

308350 9 Installation 04496 Fig. 2 KEY A Pump B W all Bracket C Pump Runaway V alve D Air Line Lubricator E Bleed-T ype Master Air V alve (required, for pump) F Pump Air Regulator G Air Manifold H Electrically Conductive Air Supply Hose J Air Line Filter K Bleed-T ype Master Air V alve (for accessories) L Fluid Filter M Fluid Drain V alve (required[...]

10 308350 Operation/Maintenance Pressure Relief Procedure W ARNING INJECTION HAZARD The system pressure must be manually relieved to prevent the system from starting or spraying accidentally . Fluid under high pressure can be injected through the skin and cause serious injury . T o reduce the risk of an injury from injection, splashing fluid, or mo[...]

308350 11 Operation/Maintenance Flush the Pump Before First Use The pump is tested with lightweight oil, which is left in to protect the pump parts. If the fluid you are using may be contaminated by the oil, flush it out with a compatible solvent. See Flushing on page 12. Starting and Adjusting the Pump 1. See Fig. 2. Connect the suction kit (T) to[...]

12 308350 Operation/Maintenance Shutdown and Care of the Pump W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 10. For overnight shutdown, stop the pump at the bottom of its stroke to prevent fluid from drying on the ex- posed displacement rod and dam[...]

308350 13 T roubleshooting Chart W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 10. 1. Relieve the pressure. 2. Check all possible causes and problems before disassembling the pump. PROBLEM CAUSE SOLUTION The pump fails to oper- ate. V alves are clo[...]

14 308350 Service Required T ools D Set of adjustable wrenches D Large pipe wrench D 2–3/4 in. socket wrench D T orque wrench D Rubber mallet D O-ring pick D Large vise D Plastic or wooden block, approximately 6 in. square x 1 in. thick D Thread lubricant D Thread sealant Disconnecting the Displacement Pump 1. Flush the pump, if possible. Stop th[...]

308350 15 Service 04377 Fig. 4 101 109 108 107 105 106 11 0 8 1 2 1 V U W 3 3 Model 237634 Shown 1 2 T orque to 195–210 N S m (145–155 ft-lb) 3 T orque to 68–81 N S m (50–60 ft-lb) T orque to 61–75 N S m (45–55 ft-lb)[...]

16 308350 Service DISPLACEMENT PUMP SER VICE Disassembly When disassembling the pump, lay out all the removed parts in sequence, to ease reassembly . NOTE: Packing Repair Kits are available. For the best results, use all the new parts in the kit. Kit parts are marked with an asterisk, for example (3*). Y ou can also convert the pump to different pa[...]

308350 17 Service CAUTION T o reduce the possibility of costly damage to the rod (1) and cylinder (2), always use a plastic or wooden block to help drive the rod out of the cylin- der . Never hit the rod with a hammer . 5. T urn the cylinder (2) upside down and strike the top of the rod (1) on a plastic or wooden block until the piston comes free. [...]

18 308350 Service Reassembly 1. If it was necessary to remove the piston ball housing (9) from the displacement rod (1), clean the threads of the rod and the ball housing, and apply thread sealant. Screw the ball housing onto the rod, hand tight. Place the flats of the piston ball housing in a vise and torque the rod to 258–285 N S m (190–210 f[...]

308350 19 Service 05468 Fig. 9 1 *1 1 5 13* 10 9 D E T P 8 6 2 *30 *12 7 8 (Ref) *4 *19 *3 6 (Ref) 9 (Ref) 2 (Ref) 10 (Ref) *3 *19 *4 7 (Ref) *1 1 (Ref) 4 4 4 4 5 3 3 2 1 8 Throat Packing Detail (Displacement Pump 236458 Shown; see page 24 for options.) S 7 6 F Piston Packing Detail (Displacement Pump 236458 Shown; see page 24 for options.) *18 *18[...]

20 308350 Service 9. Install the seal (30*) on the intake valve (5). Lubri- cate the seal and the threads of the intake valve. 10. One end of the intake housing (7) has a rounded ball cavity (S) on the inside (see Fig. 9). Install the ball (13*) in this cavity , then screw the intake valve (5) into the intake housing handtight. See Fig. 10. The thr[...]

308350 21 Parts Part No. 237634 Pump, Series A 41:1 Ratio, with Bulldog Air Motor Ref. No. Part N o. Description Qty . 101 208356 AIR MOT OR, Bulldog See 307049 for parts 1 102 Y 176529 LABEL, warning 1 105 { 190000 ROD, tie; 224 mm (8.82”) shoulder to shoulder 3 106 { 186925 NUT , coupling 1 107 { 184129 COLLAR, coupling 2 108 { 106166 NUT , hex[...]

22 308350 Parts Part No. 686615 Pump, Series A 25:1 Ratio, with Senator Air Motor 101 { 105 102 Y 9204A 107 { 106 { 11 0 { 109 { 108 These parts are included in Connection Kit 235417. For applications requiring stainless steel tie rods, order Connection Kit 235418. 111 { 9204C 11 3 11 2 Ref. No. Part No. Description Qty . 101 217540 AIR MOT OR, Sen[...]

04371A Throat Packing Stack (see page 24) Piston Packing Stack (see page 24) 6 1 5 7 13* 10 17 2 12* 9 30* *1 1 8 *1 1 308350 23 Parts NOTE: The parts listed on this page are common to all displacement pumps covered in this manual. Refer to page 24 for the dif ferent packing configurations available. * These parts are included in Repair Kit 237234,[...]

24 308350 Packing Kits Leather Packing Kit 237234, for Standard Displacement Pump 236458, Series A Ref Part No. No. Description Qty 3* 184222 GLAND, male; stainless steel 2 4* 184172 GLAND, female; stainless steel 2 18* 109302 V -P ACKING; PTFE r 2 19* 184302 V -P ACKING; leather 8 * Kit also includes items 1 1, 12, 13, and 30 (see page 23). 0805 0[...]

308350 25 T echnical Data W ARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below . Always read the manufacturer ’s literature before using fluid or solvent in this pump. Category Data Maximum fluid working pressure 28.3 MPa, 283 bar (4100 psi) Maximum air input pressure 0.7 MPa, 7 bar (100 [...]

26 308350 T echnical Data 0 1000 2000 3000 4000 5000 0.0 0.5 1.0 1.5 2.0 2.5 3.0 FLUID FLOW (NO. 10 WEIGHT OIL) gpm liters/min cycles/min scfm m # /min 100 7.6 2.80 13 52 78 65 A B C A B C 14.0, 140 200 5.60 1 1.4 3.8 50 1.40 150 4.20 250 7.00 39 60 7.0, 70 26 21.0, 210 28.0, 280 35.0, 350 1.9 5.7 9.5 psi MPa, bar KEY : Fluid Outlet Pressure – Bl[...]

308350 27 Dimensions 04373 Model 237634 Shown A B C D E F G H Mounting Hole Layout 101.6 mm (4.0”) 50.8 mm (2.0”) 88 mm (3.464”) 94.28 mm (3.712”) 1 1.1 mm (0.437”) DIA (4) 94.28 mm (3.712”) 0653 Three M16 x 2.0 Holes Pump Model A B C D E F G H 237634 1 105 mm (43.50 in.) 561 mm (22.09 in.) 544 mm (21.42 in.) 257 mm (10.12 in.) 1–1/2 [...]

28 308350 Graco Standard W arranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by a n authorized Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for[...]