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310543

Technical Data

Model, C02078

Category

Data

Maximum fluid working pressure

All other metering valves:

3200 psi (22.0 MPa, 220 bar)

Minimum fluid working pressure

50 psi (0.34 MPa, 3.4 bar)

Minimum air supply pressure

80 psi (0.55 MPa, 5.5 bar)

Viscosity range

3000 to 1 million centipoise

Shot size range

0.2 to 4.0 cc

Shot cycle rate

15 shots per minute, at 4.0 cc shot size with moderate viscosity
fluid

Fluid inlet

1/4 npt(f)

Air supply inlet

1/8 npt(f)

Fluid outlet

1/4 npt(f)

Mounting hole

7/16–20 unf–2B

Piston

Air-operated, spring return

Wetted parts

Viton

o-rings

Weight

1.43 lb (.65 kg)

Viton

Содержание 482 Series

Страница 1: ...nf mounting hole Part No C02022 Model 482 C 7 16 20 unf mounting hole only U S Patent Nos 3 160 331 and 3 132 775 Part No C02025 Model 482 E 7 16 20 unf mounting hole and 1 4 material outlet Part No C02026 Model 482 HA Model 482 C with trigger actuated pistol grip handle Part No C02027 Model 482 MS Model 482 B with seal fluid reservoir and 7 16 20 mounting bolt for moisture sensitive fluid Part No...

Страница 2: ...be used for mounting The 7 8 18 UNS 2A thread is an uncommonly used external thread Table of Contents List of Models 2 Warnings 3 Setup 6 Ground the System 6 Installation 6 Operation 7 Pressure Relief Procedure 7 How the Metering Valve Operates 7 Adjusting the Valve 7 Troubleshooting 8 Service 10 AMV Disassembly C02021 C02022 and C02025 10 AMV Reassembly C02021 C02022 C02024 and C02025 11 AMV Disa...

Страница 3: ...eed the recommended working pressure or the maximum air inlet pressure stated on your pump or in the Technical Data on page 21 Be sure that all spray dispensing equipment and accessories are rated to withstand the maxi mum working pressure of the pump Do not exceed the maximum working pressure of any component or accessory used in the system Route the hoses away from the traffic areas sharp edges ...

Страница 4: ...th your hand body glove or rag Always have the trigger guard on the gun when dispensing Check the gun diffuser operation weekly Refer to the gun manual Be sure the gun valve trigger safety operates before dispensing Lock the gun valve trigger safety when you stop dispensing Follow the Pressure Relief Procedure on page 7 if the nozzle clogs and before cleaning checking or servicing the equipment Ti...

Страница 5: ...lvent rags and gasoline Do not turn on or off any light switch in the dispense area while operating or if fumes are present Do not smoke in the dispense area Do not operate a gasoline engine in the dispense area If there is any static sparking while using the equipment stop dispensing immediately Identify and correct the problem TOXIC FLUID HAZARD Hazardous fluids or toxic fumes can cause a seriou...

Страница 6: ... ground according to the local code 7 Object being sprayed ground according to the local code 8 All solvent pails used when flushing ground ac cording to local code Use only metal pails which are conductive placed on a grounded surface Do not place the pail on a non conductive surface such as paper or cardboard which interrupts the grounding continuity Installation NOTE Read this manual thoroughly...

Страница 7: ...y range from 3000 to 1 million centipoise An air operated spool valve directs pressurized fluid to either side of a floating piston Shot size is easily and quickly changed by simply lengthening or shortening the piston stroke see Adjusting the Valve At its maximum of 4 cc of moderate viscosity fluid the valve will dispense up to 15 shots per minute Lower viscosities or smaller shots permit even fa...

Страница 8: ...id Clean or clear nozzle Observe the action of the needle valve 7 and the spring 6 through the vent hole in the valve body 18 while cycling the valve Adjust the piston stroke Disassemble and clean the valve if necessary Fluid or air hose is kinked or blocked Clear or straighten hose Interrupted fluid supply Clear supply line Check supply and refill if necessary Turn on supply pump Insufficient ope...

Страница 9: ...310543 9 Notes ...

Страница 10: ...nspect the nozzle 4 Remove the stop screw 9 5 Turn the nut 11 counterclockwise to unlcok and remove the retainer 19 and disassemble the retainer as follows a Remove the snap ring 16 with a snap ring compression tool b Place the retainer 19 on a flat surface with the threaded end up and press the seal with a 1 4 in 6 mm dowel to remove the support washer 17 o ring 10 and seal from the cavity 6 Inst...

Страница 11: ...18 on the retainer end Press the fluid piston in the body using a dowel 2 Reassemble the needle valve 7 and air piston 13 as follows a Attach the needle chuck to the needle valve 7 and insert the needle valve through the fluid piston threaded end first b Install the quad ring 4 on the air piston 13 by carefully stretching the quad ring 4 into the groove in the piston 13 3 Install the spring 6 and ...

Страница 12: ... tubing 4 from the elbow 2 2 Remove the socket head screw 7 and the second screw not listed that secures the meter valve 1 to the mounting block 13 Remove the meter valve NOTE The gun handle assembly should not be disassembled unless there is damage or wear to the original parts 3 Remove the four socket head screws 3 from the gun handle 8 4 Unscrew the 10 32 x 1 4 fitting 5 to disconnect the tubin...

Страница 13: ...ter valve refer to the AMV Reassembly C02027 procedure on page 14 Gun Handle Reassembly Procedure To reassemble the gun handle perform the following procedure 1 Install the spring 10 and roll pin 12 in the gun handle 8 2 Install the roll pin 11 that controls the tension of the spring 10 in the gun handle 8 3 Install the the trigger 9 and roll pin 12 in the gun handle 8 4 Install the valve 6 that c...

Страница 14: ...the automatic metering valve Refer to Parts information on page 17 while performing the procedure to re assemble the AMV NOTE The numbers in parentheses in the text refer to reference numbers in the parts drawings and parts lists NOTE Repair Kit C02023 plus C26303 Seal Fluid are available For the best results use all the new parts in the kit when repairing the AMV Parts included in the kit are mar...

Страница 15: ...V 1 16 C20404 RING SNAP 5216 50 1 17 C02035 WASHER BACK UP 1 18 C02029 BODY used on C02022 C02025 1 C02028 BODY used on C02021 1 19 C02043 RETAINER OUTLET 1 19a C02044 RETAINER OUTLET C02025 20 168110 O RING VITON 5194 8 V 1 21 918482 NEEDLE CHUCK TOOL 1 These parts are included in Repair Kit C02023 which may be purchased separately Use Repair Kit C02023 when repairing C02021 and C02022 Refer to p...

Страница 16: ...32 x 1 8 1 6 104636 VALVE 1 7 C20023 SOCKET HEAD SCREW 1 8 C02039 HANDLE 2 Ref No Part No Description Qty 9 C26312 TRIGGER 1 10 C04083 SPRING 1 11 C20065 ROLL PIN 1 12 C20064 ROLL PIN 1 13 C02040 MOUNTING BLOCK 1 Use Repair Kit C02023 Refer to page 19 for infor mation Fig 2 Material Outlet Port 1 8 N P T Material Inlet Port 1 4 N P T Max Mat l Pressure 2 500 PSI Inlet Port 1 8 N P T 80 PSI 1 2 3 4...

Страница 17: ...PPLE 1 4 NPT 1 6 C19888 90 REDUCING ELBOW 1 8 x 1 4 NPT 1 7 C20023 S H C S 7 16 20 x 3 4 long 1 8 C26303 SEAL FLUID 1 Use Repair Kit C02023 when repairing C02027 Refer to page 19 for information Fig 3 7967A 2 Fill cartridge with seal fluid item 8 to force fluid through cartridge cap bleed holes during valve shift Fill slowly to allow air to bleed out from piston cavity 4 2 75 approx fill level 2 3...

Страница 18: ...V 1 15 106555 O RING VITON 5192 12 V 1 16 C20314 O RING VITON 5194 112 V 1 17 C20317 O RING VITON 5194 117 V 2 18 C20987 O RING BUNA N 5192 125 N 1 19 157195 O RING BUNA N 5192 223 N 1 20 C02033 QUAD RING 1 21 C02073 QUAD RING 1 22 C20846 RING BACK UP 1 25 C19252 PLUG PIPE 1 8 NPT 3 These parts are included in Repair Kit C02080 which may be purchased separately Use Repair Kit C02080 when repairing...

Страница 19: ...ton 5194 117 V 1 110095 O Ring Buna N 5192 219 N 1 C02033 Quad Ring 1 C20846 Ring Back up 5284 112 1 918482 Needle chuck tool Repair Kit C02028 Table 2 lists the parts that are supplied in the repair kit for the automatic metering valve NOTE This repair kit is used for meter valves C02078 Table 2 Repair Kit C02078 Quantity Part Number Description 1 C02036 Needle Set Lapped 1 C02032 Nut Lock Nylon ...

Страница 20: ...ize Nozzle Part No Adapter Part No 3 64 in 1 2 mm C17008 1 8 npt m not required 3 32 x 3 8 in 2 4 x 9 5 mm C01025 1 8 npt m not required 1 16 in 1 6 mm C02048 C17007 1 8 npt m ORIFICE SIZE 3 64 DIAMETER 3 32 x 3 8 1 16 DIAMETER C17008 NOZZLE C01025 NOZZLE C17007 ADAPTOR C02048 NOZZLE NOZZLES WILL FIT ANY MODEL AMV 1 8 N P T Needle Installation Tool 918482 Fig 5 ...

Страница 21: ...4 0 cc Shot cycle rate 15 shots per minute at 4 0 cc shot size with moderate viscosity fluid Fluid inlet 1 4 npt f Air supply inlet 1 8 npt f Fluid outlet All other metering valves 1 8 npt f C02025 1 4 npt f Mounting hole 7 16 20 unf 2B Piston Air operated spring return Wetted parts Viton o rings Weight 1 43 lb 65 kg Viton Dimensions 5 50 Max 5 19 Min 139 7 mm Max 131 8 mm Min 3 00 76 2 mm 2 06 52...

Страница 22: ...um air supply pressure 80 psi 0 55 MPa 5 5 bar Viscosity range 3000 to 1 million centipoise Shot size range 0 2 to 4 0 cc Shot cycle rate 15 shots per minute at 4 0 cc shot size with moderate viscosity fluid Fluid inlet 1 4 npt f Air supply inlet 1 8 npt f Fluid outlet 1 4 npt f Mounting hole 7 16 20 unf 2B Piston Air operated spring return Wetted parts Viton o rings Weight 1 43 lb 65 kg Viton ...

Страница 23: ...x 5 19 Min 139 7 mm Max 131 8 mm Min 7 16 20 x 5 8 Deep Mounting Hole Air Supply Inlet 1 8 NPT Minimum 80 P S I 3 37 4 30 6 80 MAX 6 49 MIN 1 00 1 50 Material Inlet 1 8 NPT 7 8 18 UNS 2A Thread for Mounting Material Outlet 1 8 NPT ...

Страница 24: ...medy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury to person or property or any other incidental or consequential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale GRACO MAKES NO WARRANTY AN...

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