Graco 307212ZACLow- User Manual

5 307212 WARNING PRESSURIZED EQUIPMENT HAZARD Spray from the gun, hose leaks, or ruptured components can splash fluid in the eyes or on the skinand cause serious injury. Do not stop or deflect fluid leaks with your hand, body, glove, or rag. Follow the Pressure Relief Procedure on page 8 whenever yo...

6 307212 Installation FLUID SUPPLY INLET BALL VALVE OUTLET BALL VALVE PIPE NIPPLES BACKPRESSUREVALVE FLUID RETURN AIR FILTER& REGULATOR Spring Operated InstallationModels 214895, 214706, 217314,221118, 255374, and 24A082 Pilot Regulator Air Supply LineAir Operated InstallationModel 214980 shown ...

7 307212 Installation Fluid pressure regulators are used for accurate, posi-tive control of the fluid pressure to spray guns, dis-pensing valves or atomizing heads. Regulators installed at circulating line take-offs orpumps are used to reduce main line pressure andmaintain the desired fluid pressure...

8 307212 Operation CAUTION The new system must be cleaned and testedthoroughly before admitting fluid to the regulatorto avoid contaminants clogging or damaging theregulator. Always use the lowest possible air and fluidpressures for your application. High pressurescause premature spray nozzle and pu...

9 307212 Operation 7. Adjust the fluid regulator to the desired setting. a. Spring Operated Regulators Only (see Fig. 3).The regulator can be adjusted in two ways: Using the male end (B) of the regulatorkey (24), turn the socket–head adjustmentscrew (19) fully clockwise. Verify that thepressure sett...

11 307212 Troubleshooting WARNING To reduce the risk of serious injury whenever youare instructed to relieve pressure, always follow thePressure Relief Procedure on page 8. Before servicing this equipment always make sure toRelieve the Pressure. Check all possible remedies in the TroubleshootingChar...

12 307212 Service Service of the Air Operated Regulators WARNING To reduce the risk of serious injury whenever youare instructed to relieve pressure, always follow thePressure Relief Procedure on page 8. 1. Shut off the pump. 2. Close the ball valve at the regulator ’s air inlet.Refer to Fig. 2. 3. ...

14 307212 Service Service of the Spring Operated Regulators WARNING To reduce the risk of serious injury whenever youare instructed to relieve pressure, always follow thePressure Relief Procedure on page 8. 1. Shut off the pump. 2. Close the ball valve at the regulator ’s fluid inlet.See Fig. 1. 3. ...

16 307212 Parts 24 7 19 14 12 11 5 10 *21 *3 *9 27 28 23 4* *15 *16 *20 40* 1 6 18 26* 22* 17 13 Model 214895, Series H Without gauge. Includes items 1–26, 40 Model 214706, Series H With gauge. Includes items 1–40 Model 214706 only RefNo. Part No. Description Qty. Ref.No. Part No. Description Qty. 1...

21 307212 Dimensions Model 244375: 3” (76.2 mm)All Other Models: 4.94” (125.5 mm) 1.76” (44.7 mm) 1.8” (46 mm) 3/8 npsm female INLET 3.65” (93 mm) DIA. 3/8 npt(f) OUTLET 1/4 nptGAUGE PORT 10.25” (260 mm) 1/4 npt AIR INLET(Model 214980 only) 3/8 npsm female ADAPTER OUTLET(Models 217314 and 221118 onl...

22 307212 Technical Data Category Data Maximum Fluid Inlet Pressure 250 psi (1.8 MPa, 18 bar) Regulated Fluid Pressure Range Models 217314 & 221118: 20–160 psi (0.15–1.1 MPa, 1.5–11 bar) Models 214706, 214895, 244375, 255374, & 24A082: 5–100 psi (30–700 kPa, 0.3–7.0 bar) Model 214980: 0–30 p...

23 307212 Performance Chart 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 0 1 2 3 4 5 FLUID FLOW kPa bar psi gpm liters/min 0 10 20 30 40 50 60 70 80 90 100 0 1 2 3 4 5 3.82 7.62 11.42 15.22 22.10 liters/min 3.82 7.62 11.42 15.22 22.10 gpm FLUID FLOW MODELS 217314 and 221118 MODELS 214706...