Graco 306981AD manual

30:1 RA TIO PRESIDENT PUMPS 3600 psi (25 MPa, 248 bar) Maximum Fluid Working Pressure 120 psi (0.8 MPa, 8 bar) Maximum Air Input Pressure Part No. 221075, Series C 55 Gallon (200 Liter) Drum Size Part No. 243664, Series A Stubby Size Part No. 223586, Series B Stubby Size 15:1 RA TIO MONARK PUMPS 1500 psi (10.5 MPa, 105 bar) Maximum Fluid Working Pr[...]

2 306981 T able of Contents W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation 9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T roubleshooting 12 . . . . . . . . . . . . . . . . . . . .[...]

306981 3 W ARNING SKIN 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 .  Fluid injected into the skin might look like just a cut, but it is a seri[...]

4 306981 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 .  Ground the equipment and the object being sprayed. Refer to Grounding on page 5.  If there is any static sparking or you feel an electric shock while us[...]

306981 5 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 . If you supply your own accessories, be sure they are ade- quately sized and pressure-rate[...]

6 306981 Installation Refer to the T ypical Installation drawing (Fig. 2). W ARNING A bleed-type master air valve (D) and a fluid drain valve (J) are required in your system. These acces- sories help reduce the risk of serious injury , includ- ing skin injection and splashing of fluid in the eyes or on the skin, and injury from moving parts if you [...]

306981 7 Installation 02502 Fig. 2 KEY A Pump B Pump Runaway V alve C Air Line Lubricator D Bleed-T ype Master Air V alve (required, for pump) E Pump Air Regulator F Air Line Filter G Bleed-T ype Master Air V alve (for accessories) H Air Supply Hose J Fluid Drain V a lve (required) K Fluid Filter L Fluid Supply Hose M Spray Gun N Fluid Suction Hose[...]

8 306981 Notes[...]

306981 9 Operation Pressure Relief Procedure W ARNING SKIN 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 moving par[...]

10 306981 Operation Starting and Adjusting the Pump See Fig. 2 on page 7. Be sure the air regulator (E) and bleed-type master air valve (D) are closed. Do not install the spray tip yet! Connect a suction hose (N) to the pump’s fluid inlet. Hold a metal part of the spray gun (M) firmly to the side of a grounded metal pail and hold the trigger open[...]

306981 11 Operation 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 9. For overnight shutdown, relieve the pressure. Always stop the pump at the bottom of the stroke to prevent the fluid from drying on the exposed displa[...]

12 306981 T roubleshooting NOTE: Check all possible problems and solutions before disassembling the pump. PROBLEM CAUSE SOLUTION Pump fails to operate. Restricted line or inadequate air supply . Clear line; increase air supply . Insufficient air pressure; closed or clogged air valves, etc. Open, clean. Exhausted fluid supply . Refill; purge all air[...]

306981 13 Service Disconnecting the Displacement 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 9. 1. Flush the pump if possible. Stop the pump at the bottom of its stroke. Relieve the pressure. 2. Disconnect the air and fluid hoses. Remove the[...]

14 306981 Service Displacement Pump Service Disassembly When disassembling the pump, lay out all removed parts in sequence, to ease reassembly . Refer to Fig. 5. NOTE: Repair Kit 235635 is available. For the best results, use all the new parts in the kit. Parts included in the kit are denoted with an asterisk, for example (17*). Clean all the parts[...]

306981 15 Service Fig. 5 1 3 4 2 31 *30 *28 35 29 32 *18 20 24* 26 02504 02505 02505 *18 23* 23* 25* 24* 22 17* 26 (Ref) 34 25* 33 36 35 (Ref) T orque to 55–65 ft–lb (74–88 N.m) T orque to 18–20 ft–lb (24–27 N.m) Lips of v-packings must face down. Lips of v-packings must face up. *19 36 (Ref) 35 (Ref) See Piston Packing Detail at Right [...]

37 14 7 12 4 3 13 15 02507 16 306981 Parts Model 221075, Series C 30:1 Ratio President Pump, 55 gal. (200 liter) Drum Size Ref. No. Part No. Description Qty . 3  101946 PIN, cotter; stainless steel; 0.12” (3.2 mm) x 1.5” (38 mm) 1 4 101566 NUT , lock; 3/8–16 3 7 156082 SEAL, o-ring; nitrile rubber 1 12 168220 ROD, tie; carbon steel; 20” [...]

306981 17 Parts Model 243664, Series A Model 223586, Series B 30:1 Ratio President Pump, Stubby Size Ref. No. Part No. Description Qty . 3  101946 PIN, cotter; stainless steel; 0.12” (3.2 mm) x 1.5” (38 mm) 1 4 101566 NUT , lock; 3/8–16 3 7 156082 SEAL, o-ring; nitrile rubber 1 12 168221 ROD, tie; carbon steel; 4.5” (1 14 mm), shoulder-t[...]

18 306981 Parts Model 243663, Series A Model 223587, Series D Severe-Duty Displacement Pumps 18* 24* 35 *19 20 *23 25* 29 34 31 32 33 26 23* *18 *25 36 *24 28* 30* 17* 22 02506[...]

306981 19 Parts Model 243663, Series A Model 223587, Series D Severe-Duty Displacement Pumps Ref. No. Part No. Description Qty . Ref. No. Part No. Description Qty . 17* 105444 BALL, piston; stainless steel; 0.31” (7.9 mm) dia. 1 18* see chart V -P ACKING 6 19* 164480 GASKET , flat; PTFE 1 20 24C500 SLEEVE, housing; stainless steel 1 22  186184[...]

20 306981 T echnical Data Category Data Maximum fluid working pressure Models 221075, 223586, and 243664: 3600 psi (25 MPa, 248 bar) Model 239327: 1500 psi (10.5 MPa, 105 bar) Maximum air input pressure Models 221075, 223586, and 243664: 120 psi (0.8 MPa, 8 bar) Model 239327: 100 psi (0.7 MPa, 7 bar) Ratio Models 221075, 223586, and 243664: 30:1 Mo[...]

306981 21 T echnical Data T o find Fluid Outlet Pressure (psi/MPa/bar) at a specific fluid flow (lpm/gpm) and operating air pressure (psi/MPa/bar): 1. Locate desired flow along bottom of chart. 2. Follow vertical line up to intersection with selected fluid outlet pressure curve (black). Follow left to scale to read fluid outlet pressure. T o find P[...]

22 306981 Notes[...]

306981 23 Dimensions Model 223586 Shown A B C Air Inlet President Pumps: 1/2 npt(f); Monark Pumps: 3/8 npt(f) 3/8 npt(f) Fluid Outlet 3/4 npt(m) Fluid Intake 02501 Pump Model ABC 223586 243664 30 in. (762 mm) 15 in. (381 mm) 15 in. (381 mm) 221075 47 in. (1 194 mm) 15 in. (381 mm) 32 in. (810 mm) 239327 28 in. (71 1 mm) 13 in. (330 mm) 15 in. (381 [...]

24 306981 Graco Standard W arranty Graco w arrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco w ill, for a period of twelve months from th[...]