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Instructions/Parts

AIR DRIVEN

Expanding Blade Mixer

Expanding blade bung-mounted agitator for maintaining suspension and even mixing in 
industrial paints and coatings. For professional use only.

Not approved for use in European explosive atmosphere locations.

Model 24C728, Series B

Low Viscosity, up to 1000 centipoise

Model 24C729, Series B

High Viscosity, up to 2000 centipoise

100 psi (0.7 MPa, 7 bar) Maximum Working Pressure

Contents

Warnings  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Installation   . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Operation   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Maintenance  . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Repair   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Parts   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Technical Data   . . . . . . . . . . . . . . . . . . . . . . . . .10

Graco Standard Warranty   . . . . . . . . . . . . . . . .12

Graco Information   . . . . . . . . . . . . . . . . . . . . . .12

Important Safety Instructions

Read all warnings and instructions in this manual. 
Save these instructions.

ti14646A

313643F

ENG

Summary of Contents for 24C728

Page 1: ...re locations Model 24C728 Series B Low Viscosity up to 1000 centipoise Model 24C729 Series B High Viscosity up to 2000 centipoise 100 psi 0 7 MPa 7 bar Maximum Working Pressure Contents Warnings 2 Installation 4 Operation 6 Maintenance 6 Repair 7 Parts 8 Technical Data 10 Graco Standard Warranty 12 Graco Information 12 Important Safety Instructions Read all warnings and instructions in this manual...

Page 2: ...gs or alcohol Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Do not leave the work area while equipment is energized or under pressure Turn off all equipment and follow the Pressure Relief Procedure in this manual when equipment is not in use Check equipment daily Repair or replace worn or damaged pa...

Page 3: ...Warnings 313643F 3 ...

Page 4: ...G 2 using adapters as necessary Bleed type master air valve A to isolate the air line components for servicing Air filter B removes harmful dirt and moisture from the compressed air supply Order part 106148 for 3 8 npt or 106149 for 1 2 npt Air regulator and gauge C to control air motor and agitator speed Air line lubricator D Downstream from the filter install an air line lubricator for automatic...

Page 5: ...r If the agitator is used on a drum with an off center bung and the blades would contact the side of the drum the angled adaptor must be used to avoid this contact 1 Thread the locking ring onto the angled adaptor by hand as far as it will go 2 Thread the angled adaptor into the bung until it bot toms out then back it out until the widest portion on of the adaptor top is pointing just to the left ...

Page 6: ... have one or close the agitator needle valve 11 Check Fluid Viscosity If the agitator is in a closed drum remove the agitator to check fluid viscosity or siphon some fluid from the 3 4 npt drum port Maintenance Lubricate the Air Motor If an air line lubricator is not installed the air motor must be manually lubricated every 8 hours Lubricate the agi tator air motor by placing 10 to 20 drops of SAE...

Page 7: ...c may remove the end plate opposite the drive shaft end Do not pry with a screwdriver It will dent the surface of the plate and body causing leaks Use a puller tool which will remove the end plate while maintaining the position of the shaft Shaft and Agitator Blades 1 Remove the shaft 2 from the drum Clean with a compatible solvent and inspect the shaft 2 and blades 6 7 for wear or damage 2 If par...

Page 8: ...Parts 8 313643F Parts 1 Torque to 80 in lb 9 N m 1 1 2 3 4 7 6 8 8 9 11 12 13 15 Torque to 80 in lb 9 N m 2 2 ti14649a 1 7 ...

Page 9: ... 1 7 24C860 HUB assembly with 2 5 in blades includes setscrew Item 8 2 8 102207 SETSCREW 1 4 20 sst included with Items 3 6 and 7 7 9 101679 SETSCREW 3 8 24 sst included with Item 4 3 11 206264 VALVE needle 1 12 169969 FITTING air line 1 13 113779 MUFFLER 1 15 116343 GROUND SCREW 1 16 113082 O RING 1 17 16H294 ADAPTOR angled not shown 1 18 16H295 RING locking not shown 1 Dimension Model 24C728 low...

Page 10: ...728 low viscosity Model 24C729 high viscosity 12 scfm 0 34 m3 min 22 scfm 0 62 m3 min Noise Level at 100 psi 0 7 MPa 7 bar maximum load Model 24C728 low viscosity Pressure Power Model 24C729 high viscosity Pressure Power 72 32 dB 80 dB 75 74 dB 82 32 dB Wetted Parts 303 18 8 and 304 stainless steel Bung adapter thread sizes 1 1 2 11 5 npsm and 2 11 5 npsm Weight Model 24C728 low viscosity Model 24...

Page 11: ...Technical Data 313643F 11 ...

Page 12: ...al 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 warranty sha...

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