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Purging Air From System 

4

3A3116B

Purging Air From System

Before machine operation is resumed and/or following 
maintenance or repair procedures, manual system air 
purging is required. 

Purging Air from Pump to USP Valve Lines

Steps 1- 3, refer to F

IG

. 3.

1.

Install the line from the system pump to the USP 
valve. 

Do not

 completely tighten the connection at 

the valve’s lube inlet.

2.

Cycle the system pump until air-free lubricant is 
observed flowing from the line at the valve’s lube 
inlet.

3.

Tighten the fitting at the lube inlet port while lubri-
cant is still flowing.

The system is now ready for operation.

Purging Air After Adding or Replacing a 
USP Valve Module

Steps 1- 7, refer to F

IG

. 4.

1.

Install the new USP valve assembly. 

2.

Connect the tubing or hoses to the appropriate 
valve or lubrication point(s) 

3.

Do not

 completely tighten the connection(s) at the 

inlet or at lubrication points.

4.

Disconnect and remove the line from the pump at 
the valve inlet.

5.

Attach a hand pump filled with clean, filtered lubri-
cant to the inlet port.

6.

Operate the hand pump until air-free lubricant is 
observed flowing from each lube inlet connector 
and/or each lubrication point’s connector.

7.

Tighten the inlet fitting or at the lubrication port while 
lubricant is still flowing.

8.

Remove the hand pump and reconnect the system 
pump to the valve inlet.

F

IG

. 3

ti13745

F

IG

. 4

Summary of Contents for 24J331

Page 1: ...r all models Discharge per outlet 0 012 in 3 Important Safety Instructions Read all warnings and instructions in this manual and in related Automatic Lubrication System instruction manuals Save all instructions Model No No of Outlets Inlet Thread 24J331 6 1 8 NPT 24J332 8 1 8 NPT 24J333 10 1 8 NPT 24J334 12 1 8 NPT 24J335 14 1 8 NPT 24J336 16 1 8 NPT EN ...

Page 2: ... will pierce skin This may look like just a cut but it is a serious injury that can result in amputation Get immediate surgical treatment Do not put your hand over the fluid outlet Do not stop or deflect leaks with your hand body glove or rag Follow the Pressure Relief Procedure before cleaning checking or servicing equipment Tighten all fluid connections before operating the equipment PERSONAL PR...

Page 3: ...not require a higher cleanliness level Doubling Plug Accessory 1 Plug outlet using Graco doubling plug accessory part number 24F467 FIG 1 Lubricant from the plugged outlet s is redirected to the next outlet on USP divider block flowing in a clockwise order following direction arrows A stamped on block see FIG 1 Pressure Relief Procedure Follow the Pressure Relief Procedure whenever you see this sy...

Page 4: ... is now ready for operation Purging Air After Adding or Replacing a USP Valve Module Steps 1 7 refer to FIG 4 1 Install the new USP valve assembly 2 Connect the tubing or hoses to the appropriate valve or lubrication point s 3 Do not completely tighten the connection s at the inlet or at lubrication points 4 Disconnect and remove the line from the pump at the valve inlet 5 Attach a hand pump fille...

Page 5: ...ed if necessary The reservoir filling method should be reviewed to elimi nate any chance of foreign material entering the reser voir during filling Separation Blockage If a hard wax or soap like material is found in the Valve Section grease separation is occurring This means that the oil is being squeezed from the grease at normal sys tem operating pressure and the grease thickener is being deposi...

Page 6: ...4J335 24J336 16 3 557349 PLUG dry seal 1 8 NPTF not shown shipped loose 1 16V778 FITTING push to connect USP 1 4 inch 625 psi 4 3 MPa 43 09 bar 1 16V779 FITTING push to connect USP 3 16 inch 800 psi 5 5 MPa 55 16 bar 1 16V780 FITTING push to connect USP 6 mm 1000 psi 6 9 MPa 68 95 bar 1 16V782 FITTING compression USP 1 4 inch 3500 psi 241 3 MPa 2413 0 bar 1 16V784 FITTING compression USP 3 16 inch...

Page 7: ...ing Holes Accommodate Bolt Diameter 0 25 in 6 mm USP Outlets Length Width Thickness Mounting Holes A Mounting Holes B inch mm inch mm inch mm inch mm inch mm 6 2 98 75 7 2 37 60 2 1 50 38 1 2 50 63 5 1 84 46 7 8 2 98 75 7 2 37 60 2 1 50 38 1 2 50 63 5 1 84 46 7 10 2 98 75 7 2 48 63 0 1 75 44 5 2 50 63 5 2 08 52 8 12 2 98 75 7 2 48 63 0 1 75 44 5 2 50 63 5 2 08 52 8 14 2 98 75 7 2 88 73 2 2 25 57 2...

Page 8: ...USP Valve models On the following diagrams the factory plugged outlets are represented as blacked ports Do not remove plugs from the factory plugged outlets 1 8 2 3 4 5 6 7 9 16 10 11 12 13 14 15 1 8 2 3 4 5 6 7 9 16 10 11 12 13 14 15 1 2 3 4 5 6 8 7 9 10 11 12 1 2 3 4 5 6 8 7 9 10 11 12 1 2 3 4 5 6 8 7 1 2 3 4 5 6 8 7 3RUW 3RUW 3RUW 3RUW 3RUW 3RUW HIW 6LGH 5LJKW 6LGH ti14067 ...

Page 9: ...Notes 3A3116B 9 Notes ...

Page 10: ... material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE Graco s sole obligation and buyer s sole remedy for any breach of warra...

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