Instruction/ maintenance manual of the product 203831 Graco
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Instructions–Parts List 306563K ENG Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. LOW PRESSURE Fluid Regulator For accurate, positive control of fluid pressure to one spray gun, dispensing valve, or atomizing head.
2 306563 T able of Contents W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation 6 . . . . . . . . . . . . . . . . . .
3 306563 W ARNING SKIN INJECTION HAZARD Spray from the gun, 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 .
4 306563 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and re- sult in a fire or explosion and serious injury . D If there is any static sparking or you feel an electric shock while using this equipment, stop spray- ing immediately.
5 306563 Installation F E A C G D H B A B C D E F G H Regulator Dispensing Unit Gauge Regulator Inlet Regulator Outlet Air Regulator Supply Line Accessory Outlet KEY Fig. 1 03363 TYPICAL INST ALLA TION CAUTION Before installing the regulator , check the tightness of the screws (1).
6 306563 Operation W ARNING T o reduce the risk of component rupture, which can cause a fire or explosion and result in serious bodily injury , including splashing in the eyes, never exceed 250 psi (18 bar , 1.8 MPa) Maximum Inbound Fluid Pressure to this regula- tor .
7 306563 T roubleshooting Problem Cause Solution No pressure regulation Damaged diaphragm Replace diaphragm (31). Fluid leaks under cap Loose cap, worn gasket T ighten screws (1), replace gasket (32). Damaged diaphragm Replace diaphragm (31). Pressure creeps above setting Loose cap T ighten screws (1).
8 306563 Service Regulator Disassembly Shut off pump, close shutof f valve and relieve pressure in regulator by triggering the spray gun. Remove the regulator from the system. 1. Using the hex end of key (25), adjust screw (20) all the way counterclockwise to relieve regulator spring tension.
9 306563 Notes.
10 306563 Parts 03374 Fig. 4 1 3 4 2 25 1 1 17 34 4 3 20 2 2 12 13 30 10 21 9 31 3 32* 33* 28* 27* 16 14 2 *7 4 5 5 26 29 22* 15 19 See torque sequence in Fig. 3. Lubricate with grease. side down. Lubricate with oil. Apply sealant to threads. *5 4 11 T orque to 70–80 in-lb (8–9 N S m).
11 306563 Parts Ref No. Part N o. Description Qty . Ref No. Part No. Description Qty . 1 101682 SCREW , soc hd cap; 1/4–20 x 5/8 6 2 101754 PLUG, pipe; hex soc; 3/8 npt 1 3 101971 RACE, thrust; adju.
12 306563 The Graco W arranty and Disclaimers W ARRANTY Graco warrants all equipment listed in this manual which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use.
An important point after buying a device Graco 203831 (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 203831 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 203831 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 203831 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 203831 will certainly help you make a decision on the purchase.
If you already are a holder of Graco 203831, 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 203831.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 203831. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 203831 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
