![Graco ProDispense [24/74] Pressure relief procedure](/img/pdf.png)
Graco ProDispense [24/74] Pressure relief procedure
![Graco ProDispense [24/74] Pressure relief procedure](/views2/1193399/page24/bg18.png)
Pressure Relief Procedure
24 309301K
Pressure Relief Procedure
Shutdown
Follow this procedure before servicing the equipment and to avoid having fluid dry in the equipment and fluid lines
when the equipment is not being operated.
Follow this procedure to relieve pressure in the fluid panel and dispense line before cleaning,
checking, or servicing the equipment or installing or cleaning a dispense valve nozzle.
NOTE: Follow the additional instructions in brackets if a dispense valve is installed on the dispense line.
1. Shut off the fluid supply to the ProDispense fluid panel. Follow the Pressure Relief Pro-
cedure for the fluid supply system.
2. Place the dispense line [or direct the dispense valve] into a waste container.
3. To begin dispensing, turn the Operator Station dispense switch to ON [and trigger the
dispense valve].
4. When fluid stops flowing and pressure is relieved, [release the dispense valve trigger
and] turn the dispense switch to AUTO to stop dispensing.
5. Repeat the process for each fluid panel as needed.
STOP
DISPENSE
AUTO ON
DISPENSE
START
ti1360a
Dispense
Switch ON
STOP
DISPENSE
AUTO ON
DISPENSE
START
ti1359a
Dispense
Switch AUTO
1. Purge the system until it is clean (page 35).
2. Relieve the pressure as instructed above.
3. Turn off the ProDispense controller power switch.
Содержание
- Instructions parts 1
- Part no 244561 electronic preset dispense system 1
- Prodispense 1
- Table of contents 2
- Fluid panels part no 244599 oil lubricant 244600 water antifreeze 244601 grease paint 4
- Fluid panels part no 246837 grease paint 246838 meterless 246839 sealants 4
- Prodispense system components 4
- Caution symbol 5
- Conventions 5
- Note symbol 5
- Warning symbols 5
- Equipment misuse hazard 6
- Fire explosion and electric shock hazard 6
- Toxic fluid hazard 6
- Warning 6
- High pressure fluid hazard skin injection hazard 7
- Low pressure fluid hazard 7
- Warning 7
- Choice of recipe dispense or fluid dispense 8
- Fluid supply 8
- How the prodispense system works 8
- Overview 8
- Display and easykey pad 9
- Main components 9
- Prodispense controller 9
- Enter key 10
- If you press a scrolling key without pressing enter the cursor will move to the next field and the information you typed will reset back to the previous data 10
- Number keys 10
- Operation keys 10
- Press the up or down arrows to move between fields on the screen use the left or right arrows to move between screens 10
- Press to accept and enter data 10
- Press to clear an entry in an input field 10
- Press to print a report 10
- Press to start the current recipe dispense 10
- Press to stop the current process 10
- Scrolling keys 10
- Type in setup or operation data 10
- Use to operate the prodispense system functions 10
- Dispense mode 11
- Operation mode switch b and key c 11
- Power switch a 11
- Remote operator stations 11
- Setup mode 11
- Fluid panels 12
- Installation 14
- Install the fluid supplies 15
- Connect a fluid dispense line 12 to the 1 2 npt f solenoid outlet connect the other end to the dispense valve 9 16
- Connect an air supply line 8 to the 1 4 npt f solenoid valve port the air supply must be filtered to 10 micron to lengthen solenoid valve life 16
- Connect the air and fluid lines 16
- Connect the fluid supply line 11 to the 1 2 npt f meter inlet see 16
- Connect the fluid supply line 11 to the 1 4 npt f meter inlet connect a fluid dispense line 12 to the 3 8 npt m outlet of the dispense valve on the fluid panel connect the other end to the dispense valve 9 16
- Fluid panel 244599 and 244600 16
- Fluid panel 244601 and 246837 16
- Mount the fluid panel s 16
- Mount the fluid panel s on a flat sturdy surface install 1 4 or m6 fasteners in the four 0 8 mounting holes c1 and secure the fluid panel c to the mounting surface connect a ground wire g as instructed on page 20 16
- Fluid panel 246838 17
- Fluid panel 246839 17
- Install the remote operator station 17
- Install 0 4 or m11 fasteners in the four 0 1 mounting knockouts b1 and secure the controller b to the mounting surface 18
- Install the controller cover a and secure it with the screws a1 18
- Loosen the four screws a1 disconnect the two cables a2 a3 and remove the controller cover a 18
- Mount the controller 18
- Mount the controller on a flat sturdy surface as instructed below 18
- Reconnect the cables a2 a3 18
- Connect the cables and power cord 19
- Air and fluid hoses 20
- Check the resistance 20
- Feed pumps or pressure pots 20
- Fluid panels 20
- Fluid supply container 20
- Ground the system 20
- Prodispense controller 20
- Solvent pails used when purging 20
- Connect a printer optional 21
- Connect to a pc or alarm optional 21
- Before beginning operation 22
- Startup 23
- Pressure relief procedure 24
- Shutdown 24
- Do not turn the key to setup mode while the prodispense is dispensing or the system will abort the dis pense 25
- Press the up or down arrow keys to move through data fields on the screen 25
- Screen navigation 25
- Setup mode 25
- Setup mode the system setup screen appears 25
- System setup 25
- The name of the screen that is currently displayed is highlighted press the left or right arrow keys on the keypad to move through the screens 25
- To enter setup mode 25
- To exit setup mode 25
- Turn the key to dispense mode the run screen appears refer to page 30 25
- You must have the key supplied with the system insert the key into the switch and turn it to 25
- System setup screen 26
- To setup the system 26
- Fluid setup screen 27
- To set up the fluids 27
- Calibrate meter screen 28
- Recipe setup screen 28
- To calibrate a meter 28
- To setup the recipes 28
- Dispense mode 29
- Dispense mode is used to dispense a fluid or recipe check fluid dispense totals and view the alarms log 29
- Note the operator station dispense switch must be set to auto to dispense using the controller 29
- Press the left or right arrow keys on the keypad to move through the screens 29
- Press the up or down arrow keys to move through data fields on the run screen 29
- Recipe dispense 29
- Screen navigation 29
- The name of the screen that is currently displayed is highlighted 29
- Dispense 30
- Idle dispense and alarm status 30
- Recipe dispense 30
- Run screen 30
- As the fluid dispenses the status on the screen changes from idle to dispense and the amount dis pensed appears in the actual row 31
- Fluid dispense 31
- Fluid dispense displays in the run screen if fluid sta tion is selected as the dispense mode fluid dispense allows you to select a fluid panel and the amount to dis pense on an individual basis 31
- In the column for the fluid you want to dispense type the desired amount of fluid in the target field 31
- Place the fluid panel dispense line into the recepta cle 31
- Press the start button on the remote operator sta tion to begin dispensing the fluid 31
- The fluid panel stops dispensing when its target is reached 31
- Type a 4 digit id if desired 31
- All resettable totals are reset when clear and enter are pressed fluid totals cannot be reset individually 32
- Fluid totals 32
- Fluid totals screen 32
- Press clear and enter keys simultaneously to reset all resettable totals 32
- Press print key to print fluid totals report 32
- Press the left or right arrow key to select total 32
- The fluid totals screen shows how much of each of the fluids has been dispensed overall two totals are shown grand totals are tracked from the time the system is first started up and they are not resettable resettable totals show the total amount of each fluid dispensed since the last reset 32
- Alarm history screen 33
- Alarms 33
- Dispense timeout alarm 33
- Invalid k factor alarm 33
- Memory failure alarm 33
- Note see page 36 for alarm troubleshooting information 33
- Out of tolerance alarm 33
- Press print key to print an alarms report 33
- Press the left or right arrow key to select alarms this screen summarizes the last five alarms that have occurred 33
- The controller stops an active dispense and initiates this alarm when the current dispense is not finished by the end of the timeout timeout is a value entered during fluid setup page 27 33
- This alarm occurs if the meter k factor is set to zero 00 00 33
- This alarm occurs when the current actual dispense is either less than target tolerance or greater than target tol erance 33
- This alarm occurs when the memory has been replaced but not programmed or when the memory has become cor rupt 33
- Automatic dispense 34
- Loading fluid lines 34
- Manual dispense 34
- Operation procedures 34
- Connect the fluid supply line to a solvent supply set the fluid supply pressure as low as possible to avoid splashing 35
- Continue dispensing until fluid lines are clean 4 turn the dispense switch to auto or release the dispense valve trigger to stop dispensing 5 if you are loading a new material connect the fluid supply line to the new fluid supply and follow the procedure for loading fluid lines 35
- Emergency stop 35
- Follow this procedure to purge the fluid lines 35
- Purging fluid 35
- Recipe dispense 35
- To begin purging the lines direct the fluid outlet into a grounded metal pail turn the operator sta tion dispense switch to on and trigger the dispense valve 35
- To stop fluid flow at all the fluid panels connected to the controller press the stop button on the controller 35
- To stop fluid flow at an individual fluid panel press the stop button on the operator station connected to the fluid panel 35
- Problem cause solution 36
- Troubleshooting 36
- Removing and installing controller 37
- Service 37
- Replacing display board 39
- Replacing display 40
- Replacing membrane 40
- Replacing main board 41
- Replacing power supply 42
- Replacing fluid panel junction box 43
- Replacing fluid meter or solenoid 46
- Servicing fluid panel 244599 46
- Replacing fluid meter or solenoid 48
- Servicing fluid panel 244600 48
- Replacing fluid meter solenoid or dispense valve 50
- Servicing fluid panel 244601 and 246837 50
- Replacing solenoid or dispense valve 52
- Servicing fluid panel 246838 52
- Replacing fluid meter solenoid or dispense valve 54
- Servicing fluid panel 246839 54
- Control box wiring chart 56
- Wiring charts 56
- Control box wiring chart 57
- Fluid panel wiring chart 58
- Fluid panel wiring chart 59
- Accessories wiring chart 60
- Field wiring chart output 60
- Part no 244561 controller 62
- Part no 244599 fluid panel 64
- Part no 244600 fluid panel not etl listed 65
- Part no 244601 fluid panel 66
- Part no 246837 fluid panel 67
- Part no 246838 fluid panel 68
- Part no 246839 fluid panel 69
- Technical data 71
- Accessories and kits 73
- Wetted parts 73
- For the latest information about graco products visit www graco com 74
- Graco information 74
- Graco standard warranty 74
- To place an order contact your graco distributor or call to identify the nearest distributor 1 800 328 0211 toll free 612 623 6921 612 378 3505 fax 74
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