Instruction/ maintenance manual of the product 237526 Graco
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Instructions – Parts List GRACO INC.ąP .O. BOX 1441ąMINNEAPOLIS, MNą55440-1441 Copyright 1995, Graco Inc. is registered to I.S. EN ISO 9001 3:1 Fire–Ball r 425 Pump For pumping non–corrosive and non–abrasive oils and lubricants. Model 237526, Series B 540 psi (3.
2 308485 Symbols W arning Symbol W ARNING This 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.
3 308485 HAZARDOUS FLUIDS Improper handling of hazardous fluids or inhaling toxic fumes can cause extremely serious injury or death from splashing in the eyes, ingestion, or bodily contamination. Know the specific hazards of the fluid you are using.
4 308485 MOVING P ARTS HAZARD Moving parts, such as the air motor piston, can pinch or amputate your fingers. Keep clear of all moving parts when starting or operating the pump. Before servicing the equipment, follow the Pressure Relief Procedure on page 8 to prevent the equipment from starting unexpectedly .
5 308485 Installation The typical installation shown in Fig. 1 is only a guide for selecting and installing a pump; it is not an actual system design. Contact your Graco representative for assistance in designing a system to suit your needs.
6 308485 Installation System Accessories CAUTION Do not hang the air accessories directly on the air inlet (E). The fittings are not strong enough to support the accessories and may cause one or more to break. Provide a bracket on which to mount the accessories.
7 308485 Installation Grounding Proper grounding is an essential part of maintaining a safe system. T o reduce the risk of static sparking, ground the pump. Check your local electrical code for detailed grounding instructions for your area and type of equipment.
8 308485 Operation Pressure Relief Procedure SKIN INJECTION HAZARD T o reduce the risk of serious bodily injury , including fluid injection or splash- ing in the eyes or on the skin, always follow thi.
9 308485 T roubleshooting INJECTION HAZARD T o reduce the risk of serious bodily injury , including fluid injection or splash- ing in the eyes or on the skin, always follow the Pressure Relief Procedu.
10 308485 Air Motor and Throat Service Before Y ou Start Be sure you have all necessary parts on hand. Air Motor Repair Kit 207385 includes repair parts for the motor . Use all the parts in the kit for the best results. Parts included in the kit are marked with one asterisk, for example (19*), in the text and drawings.
11 308485 Air Motor and Throat Service 10. Pull the piston assembly from the air motor base (28), and set it aside. 1 1. Remove the vee block seal (10 ) with a pick, and clean the groove in the air motor base (28). Remove any dirt in the groove, and wipe the groove clean with a cloth.
12 308485 Air Motor and Throat Service 25 Tu r n lock- wire s up. Fig. 4 Cut off tops of poppets as indicated by dotted lines. 0.125” (3.18 mm) Cutaway View M 13 31 22* 21* 32* 21* 32* 27 28 16 23 32* 21* 17* 31 14 17* 21* 32* 26* 27 L 26* 14 19* 04423 04422 12 13 15 15 Reassembly 1.
13 308485 Air Motor and Throat Service 12. Slide the piston rod (29) down through the pack- ing, and lower the piston (27) into the air motor base (28). 13. Clamp the air motor base (28) in a vise horizontally by closing the vice jaws on the flange. 14.
14 308485 Air Motor Parts Drawing 06027 16 24 11 30 22* 21* 25 23 12 21* 17* 26* *19 27b 27a 31 15 13 27c 32* 29 3 20* 10 11 3 107 7 103 108 11 0 11 2 104 111 105 28 18 109 1 2 1 2 T o.
15 308485 Air Motor Parts List Ref. No. Part N o. Description Qty . Ref. No. Part No. Description Qty . 3 101578 SCREW , cap, hex hd 8 5 102656 MUFFLER, air exhaust 1 7 1 16343 SCREW , grounding 1 10 .
T11069 11 3 107 103 108 11 0 11 2 104 105 109 111 101 1 Lips face up 1 16 308485 Displacement Pump Parts Drawing and List Model 237526, Series B Ref No.
17 308485 Dimensions 06024 1 1.0 in. (279 mm) grounding screw 3/4-in. npt(f) muffler port 1/2-in. npt(f) air inlet 29.4 in. (747 mm ) MODEL 237526 Series B 3/4-in. npt(f) fluid outlet 1 1/2-in. npt(f) fluid intake Note: For sealed tank mounting, use gasket 192658.
18 308485 Mounting Hole Layout 4.12 in. (104.6 mm) diam- eter clearance hole 45 Four 0.406-in. (10.3 mm) holes on 7-in. (177.8 mm) bolt circle 8.0 in. (203.2 mm) diameter of flange T echnical Data Maximum working pressure 540 psi (3.7 MPa, 37 bar) .
19 308485 0 50 100 150 200 250 300 350 400 450 500 02468 1 0 1 2 Outlet Pressure vs. Outlet Flow A 40 psi (2.8 bar) air pressure B 70 psi (4.8 bar) air pressure C 100 psi (6.
20 308485 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.
An important point after buying a device Graco 237526 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Graco 237526 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Graco 237526 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 237526 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 237526 will certainly help you make a decision on the purchase.
If you already are a holder of Graco 237526, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Graco 237526.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 237526. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 237526 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
