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3A8307D

EN

Instructions

PM8 and PM20 

Meters

For dispensing of petroleum based oils and anti-freeze. For professional use only. 

Not approved for use in explosive atmospheres or hazardous (classified) locations. 

1500 psi (10.3 MPa, 103 bar) Maximum Working 

Pressure

200 psi (1.4 MPa, 14 bar) Maximum Working Pressure - 

Anti-freeze models

Preset dispensing and measurement in gallons, quarts, 

pints and liters. The meter is factory set to quarts.

Important Safety Instructions

Read all warnings and instructions in this 

manual before using the equipment. 

Save these instructions. 

Summary of Contents for 25U085

Page 1: ...rdous classified locations 1500 psi 10 3 MPa 103 bar Maximum Working Pressure 200 psi 1 4 MPa 14 bar Maximum Working Pressure Anti freeze models Preset dispensing and measurement in gallons quarts pints and liters The meter is factory set to quarts Important Safety Instructions Read all warnings and instructions in this manual before using the equipment Save these instructions ...

Page 2: ...8 1 2 in BSPT Petroleum based oils Rigid 1500 psi 10 3 MPa 103 bar 273163 PM8 1 2 in BSPT Petroleum based oils Flex 1500 psi 10 3 MPa 103 bar 273164 PM8 1 2 in BSPT Gear lubes Gear lube 1500 psi 10 3 MPa 103 bar 273165 PM20 1 2 in NPT Petroleum based oils Rigid 1500 psi 10 3 MPa 103 bar 273166 PM20 1 2 in NPT Petroleum based oils Flex 1500 psi 10 3 MPa 103 bar 273167 PM20 3 4 in NPT Petroleum base...

Page 3: ...alue Configuration 9 Function of Reset 9 Setup Mode 9 Additional Dispense Limit AddL 10 Unit of Measure Unit 10 Default Preset dEFP 10 Calibration Mode 10 Verify Accuracy 10 Maximum Dispense Accuracy 10 Dispense Instructions 11 Operation Flowchart 12 Battery Installation 14 Recycling and Disposal 16 End of Product Life 16 Troubleshooting 17 Alarms 18 Notes 19 Parts 20 Dimensional Drawing 23 Techni...

Page 4: ...re designed for use with dispensing valve Do not use low pressure flexible extensions with this equipment Follow the Pressure Relief Procedure when you stop dispensing and before cleaning checking or servicing equipment Tighten all fluid connections before operating the equipment Check hoses and couplings daily Replace worn or damaged parts immediately FIRE AND EXPLOSION HAZARD When flammable flui...

Page 5: ...ith genuine manufacturer s replacement parts only Do not alter or modify equipment Alterations or modifications may void agency approvals and create safety hazards Make sure all equipment is rated and approved for the environment in which you are using it Use equipment only for its intended purpose Call your distributor for information Route hoses and cables away from traffic areas sharp edges mov...

Page 6: ...e Hose Reel C Hose D Hose Reel Fluid Inlet Hose E Hose Reel F Thermal Relief Kit required Part No 237904 Install downstream from pump FIG 1 F B D E C A NOTICE Flush lines before installing equipment in the system to remove contamination that can cause equipment damage or malfunction See Flush the Equipment page 8 ...

Page 7: ...ressure 3 Open any bleed type master air valves and fluid drain valves in the system 4 Leave the drain valve open until ready to pressurize the system 5 If it appears that the valve extension or nozzle is clogged or that pressure has not been fully relieved a Very slowly loosen the fitting nut on the hose to relieve pressure gradually b After the pressure has been relieved loosen the fitting nut o...

Page 8: ...hest from the pump then work inward toward the pump 5 Slowly open the hose reel fluid shut off valve B at the dispense position Flush out a sufficient amount of fluid to ensure that the entire system is clean then close the valve 6 Repeat step 5 at all of the dispense positions Installing a Meter To install a new meter in an existing installation begin the instructions with Step 1 and Step 2 To in...

Page 9: ...spense quantity Additional fluid may be dispensed increasing the total Pressing the Reset key advances the meter to the Default Preset value which is user definable through the Setup Mode The meter displays the Default Preset value factory default value is 4 0 Pressing the Reset key again advances the meter so that the Preset amount may be configured The display value is 1 0 Preset Value Configura...

Page 10: ...nt stop the dispense Press the Reset key to save the new calibration and exit Calibration Mode The digital display on the meter displays 0 00 To restore the factory default calibration factor press the 0 1 button and the 10 button simultaneously then release Verify Accuracy 1 Use a clean calibrated container NOTE If using a single container be sure to clean it after each dispense 2 Set the pump ai...

Page 11: ...y holding the trigger in the open position defeats this preset mechanism The correct operation is latching the trigger in the open position then releasing the grip on the trigger Hands on operation is recommended to prevent the metered valve assembly from being dislodged from the dispense position during a dispense and to pre vent accidental over dispensing in the event of a malfunction Do not lat...

Page 12: ...Operation 12 3A8307D Operation Flowchart ...

Page 13: ...trigger toward the valve body FIG 4 6 Press the trigger latch button to lock the trigger valve in the open position FIG 5 7 Slowly release the trigger while pressing the trigger latch button FIG 5 8 To stop dispensing before the Preset amount is reached release the trigger latch by pulling the trigger toward the valve body and releasing the trigger FIG 6 and FIG 7 9 Close the nozzle when the dispe...

Page 14: ...e batteries according to local regulations for battery disposal 6 Insert new batteries as shown on the battery holder negative and positive positions Press down firmly 7 Reinstall the battery pack 8 Position the wires as shown in FIG 9 to minimize pinching the wires between the meter housing and the bezel housing 9 Inspect the bezel seal 2 for damage Replace if needed 10 Place the electronics beze...

Page 15: ...Operation 3A8307D 15 12 Reinstall the impact guard 37 FIG 9 ...

Page 16: ...re Drain and dispose of fluids according to applicable regulations Refer to the material manufacturer s Safety Data Sheet Remove motors batteries circuit boards LCDs liquid crystal displays and other electronic components Recycle according to applicable regulations Do not dispose of batteries or electronic components with household or commercial waste Deliver remaining product to a recycling facil...

Page 17: ...n shut off valve Foreign material is jammed in the meter element Contact your local Graco distributor for repair or replacement Fluid leaks from swivel 101 Swivel 33 is loose Torque the swivel 33 to 15 to 20 ft lbs 20 to 27 N m If the problem remains contact your Graco distributor for repair or replacement Damaged or worn o ring s PN 105765 Reference item 33 Notes page 19 Replace the o rings PN 10...

Page 18: ...to the ter minal block within the bezel housing Leaks from nozzle Worn nozzle seals Replace the nozzle 4 Valve seat 30 is worn Replace the valve seat 30 Alarm Alarm Type Cause Solution PrE Over Dispense Alarm Fluid flow does not stop upon reaching the present amount See Troubleshooting page17 AddL Limit Exceeded Alarm The trigger is manually held open until the pre defined limit is exceeded Releas...

Page 19: ...Notes 3A8307D 19 Notes ...

Page 20: ...hin film of lubricant 1 2 2 3 35 22 4 16 13 12 2 2 15 14 19 18 17 2 9 1 10 2 1 37 3 Install 35 without grease or oil Use soapy water to lubricate 4 Torque to 60 72 in lb 6 8 8 1 N m 1 Torque screws to 15 25 in lb 1 7 2 8 N m 33 Torque to 15 20 ft lb 20 0 27 0 N m 2 5 39 3 4 ...

Page 21: ...14 SOLENOID PM8 PM20 1 15 O RING 10 50 x 1 00 mm 1 16 277673 ROD push Models 273156 273176 1 16 ROD push Models 25U085 25U090 1 17 GUIDE spring PM8 PM20 1 18 SPRING compression 1 19 TRIGGER latch assy 1 20 PIN latch attachment 2 21 TRIGGER 1 22 GC2250 SCREW SHDC AS 250 x 875 2 23 CAM valve PM8 1 24 113574 O RING seal 2 25 110637 SCREW machine panhead 2 26 191552 WASHER flat 2 27 VALVE handle mediu...

Page 22: ...Parts 22 3A8307D PM8 PM20 Pressure Drop 10 Weight Oil at 70 F 21 C ...

Page 23: ... mm PM8 rigid 21 4 in 544 0 mm 4 1 in 103 5 mm 7 2 in 183 mm PM8 flex 30 7 in 780 0 mm 4 1 in 103 5 mm 7 2 in 183 mm PM8 gear lube 22 6 in 575 0 mm 4 1 in 103 5 mm 7 2 in 183 mm PM20 rigid 21 4 in 544 0 mm 4 1 in 103 5 mm 7 2 in 183 mm PM20 flex 30 7 in 780 0 mm 4 1 in 103 5 mm 7 2 in 183 mm ...

Page 24: ...l and PM8 Gear Lube models 1500 psi 10 MPa 102 bar Maximum Dynamic Operating Pressure PM8 Anti freeze Models 200 psi 1 38 MPa 13 8 bar PM8 PM20 Oil and PM8 Gear Lube models PM20 Metered Dispense Valve 600 psi 4 14 MPa 41 4 bar Temperature Range Operating Temperature Range 20 F to 125 F 29 C to 52 C Storage Temperature Range 40 F to 185 F 40 C to 85 C Ingress Protection All models IP69K per IEC 605...

Page 25: ...California Proposition 65 3A8307D 25 California Proposition 65 CALIFORNIA RESIDENTS WARNING Cancer and reproductive harm www P65warnings ca gov ...

Page 26: ...in 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 war...

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