Graco 24R021 Instructions - Parts Manual Download

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332198C

Instructions - Parts

2K Manual
Dispense Valve

For use with two component proportioners to mix and dispense beads of non-abrasive
material. For professional use only.

Not approved for use in European explosive atmosphere locations.

Model 24R021

2000 psi (14 MPa, 137 bar) Maximum Fluid Working Pressure

Important Safety Instructions
Read all warnings and instructions in this manual
and the system manual. Save all instructions.

ti20167a

Summary of Contents for 24R021

Page 1: ...ds of non abrasive material For professional use only Not approved for use in European explosive atmosphere locations Model 24R021 2000 psi 14 MPa 137 bar Maximum Fluid Working Pressure Important Safe...

Page 2: ...Operation 8 Prime 8 Pressure Balance the Gun 8 Ratio Checking 9 Install Disposable Static Mixer 9 Dispense 9 Pressure Relief Procedure 10 Daily Shutdown 10 Flushing 10 Install Restrictors or Plugs 11...

Page 3: ...om dispensing device hose leaks or ruptured components 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 p...

Page 4: ...ts 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...

Page 5: ...by providing sufficient ventila tion in the work area If sufficient ventilation is not available a supplied air respirator is required for everyone in the work area To prevent contact with isocyanate...

Page 6: ...rials flush the equipment multiple times to ensure it is thoroughly clean Always clean the fluid inlet strainers after flushing Check with your material manufacturer for chemi cal compatibility When c...

Page 7: ...blue for component B RES Red ISO usually is connected to the left side of the valve as viewed from the back of the gun 5 Perform Prime procedure page 8 GROUNDING The equipment must be grounded to red...

Page 8: ...ntinue to next step If not pressures are sufficiently balanced 4 If pressures are more than 25 apart replace one or both plugs or restrictors with a different restrictor size NOTE An extra 0 032 in re...

Page 9: ...gun has not yet been pressure balanced per form Pressure Balance the Gun procedure on page 8 3 If the fluid in the static mixer is cured or there is no static mixer installed Install Disposable Static...

Page 10: ...n you finish using the 2K Manual Dispense Valve clean the outlet manifold F and protect it from drying or crystallization as follows 1 Perform Pressure Relief Procedure page 10 2 Remove and properly d...

Page 11: ...check valve oscillation causes ratio imbalance Install restrictors on both sides to meter a smooth flow to the manifold Sizing Restrictors If resin and hardener are at or near 1 1 ratio and viscos iti...

Page 12: ...ion temperature range Change restrictor at mix point to balance back pressure Restriction on one side Clean mix module restrictors or check valves at mix manifold A ISO side rich lack of B RES side A...

Page 13: ...when viewed from the rear of the gun Squarely align outlet manifold 6 to inlet manifold 1 Apply lithium grease Torque restrictors 18 to 40 50 in lb 4 5 5 6 N m Hand tighten mixer nut 7 onto outlet man...

Page 14: ...ength of the gun from 47 in 1194 mm to 24 in 610 mm purchase two of each of the following fittings 503279 and 151243 Use these fit tings to replace fittings 4 and tubes 5 Standard Disposable Mixer Alt...

Page 15: ...77 15E376 15E375 15E374 15E373 15E372 Restrictor Diameter and Part No Key 5000 cps 1 0 gpm 3 8 lpm 5000 cps 0 25 gpm 0 95 lpm 1000 cps 0 25 gpm 0 95 lpm 500 cps 0 25 gpm 0 95 lpm 200 cps 0 25 gpm 0 95...

Page 16: ...of the equipment does not disclose any defect 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...