Graco 25M530 Operation Download

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3A5202A

Operation

ToughTek

CM20

Continuous Mixers

Electric continuous mixer for water-based cementitous materials. For professional use only.
Not approved for use in explosive atmospheres or hazardous locations.

Models 25M530

70 psi (0.48 MPa, 4.8 bar) Maximum Working Pressure

Important Safety Instructions

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

WLD

Summary of Contents for 25M530

Page 1: ...sed cementitous materials For professional use only Not approved for use in explosive atmospheres or hazardous locations Models 25M530 70 psi 0 48 MPa 4 8 bar Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual Save these instructions WL D ...

Page 2: ... 7 Water Connections 8 Electrical Components 8 Grounding 8 Operation 9 Shutdown 10 Clean Out 10 Remove Mixer from Stand 11 Troubleshooting 12 Spare Parts 14 Dimensions 17 Technical Specifications 18 Notes 19 Graco Standard Warranty 20 Related Manuals Part Description 3A4361 ToughTek Rotor Stator Pumps 3A3437 ToughTek S340e Portable Stucco Pump ...

Page 3: ...ts can pinch cut or amputate fingers and other body parts Keep clear of moving parts Do not operate equipment with protective guards or covers removed Pressurized equipment can start without warning Before checking moving or servicing equipment follow the Pressure Relief Procedure and disconnect all power sources ELECTRIC SHOCK HAZARD This equipment must be grounded Improper grounding setup or usa...

Page 4: ...utor for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over bend hoses or use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations PRESSURIZED EQUIPMENT HAZARD Fluid from the equipment leaks or ruptured components can splash in the eyes or on skin and cause serious i...

Page 5: ...ts E On Off switch EB Electrical Box F Mix head assembly see detail view for components G Discharge nozzle H Hopper grate and bag breaker HH Grate retaining screw J Motor alignment pin JM 1 Motor alignment pin K Hopper ring pin L Circuit breaker reset M 2 Frame safety pins CA Motor power cable CB Motor toggle latch CBM 1 Motor toggle latch pin ZA Grease fitting WL D 0 0 0 0 EB ...

Page 6: ...ixing shaft Q Mixing head flange R Water dosing port S Material dosing auger shaft WL D 5 3 4 6 2 1 1 6 Ref Description T Water accessory fitting U Water accessory shut off ball valve V Water supply inlet VA Inlet screen W Water pressure regulator X Water control solenoid Y Water metering valve Z Twist claw outlet fitting hose WL D 7 8 9 9 ...

Page 7: ...ke sure both mix tube toggle latches NL on mix head assembly F are latched with their locking tabs engaged 6 Make sure the hopper grate H is installed with the bag breaker pointing up Ensure the hopper grate is secured with the grate retaining screw HH 7 Position the discharge nozzle G of the mixer over a pump hopper wheel barrow or other receptacle The mixer should always be used on a horizontal ...

Page 8: ...et down to 20 psi 1 3 bar 0 13 MPa 3 Connect water supply hose WH to water supply inlet V 4 Turn on water supply Electrical Components 1 Plug the power cord PC to the electrical box EB 2 Plug the power cord into a standard NEMA 5 15 wall outlet NOTE Use a 3 prong NEMA 5 15 power cord Grounding The system is grounded through the power cord PC WL D 8 WL D WL D 9 Power Supply Requirement 110 120 V 15...

Page 9: ...metering valve Y until the material is the correct consistency NOTE It takes time for the mixed material to travel through the tube Avoid making over adjustments Make small adjustments and wait 10 15 seconds to allow the material to travel through the tube before making another adjustment 6 If desired pause the output during operation by starting and stopping the unit using the On Off switch E To ...

Page 10: ...water Make sure all of the mix ing elements on the mixing shaft are clean 5 Clean the face of the mix head flange Q 6 Clean out water dosing port R 7 Vacuum and or hose down the hopper and dosing shaft Make sure all the dosing breaker elements are clean NOTICE To prevent damage to the water control assembly D drain water from unit if it is to be stored for extended periods of time or in freezing t...

Page 11: ...nge Ensure the pins PN on the mixing shaft P line up with the slots in the material dosing shaft S Remove Mixer from Stand 1 Follow the Shutdown procedure on page 10 then perform the Clean Out procedure on page 10 2 Make sure both frame pins M are in place then remove hopper ring pin K 3 Remove the motor a Disconnect the motor power cable CA b Remove the toggle latch pin CBM then open the toggle l...

Page 12: ...f it is too tight Clean any debris or cured material on or inside the motor coupler dosing auger mix shaft mix head flange or mix tube assembly Material in mix tube has fully or par tially cured Follow the Clean Out procedure page 10 and retry Material water consistency Inlet water pressure is fluctuating below the regulators set pressure The water pressure regulators W reduces the pressure at the...

Page 13: ...r control solenoid X Incorrect solenoid installed The solenoid must be normally closed type Use on genuine Graco replacement parts There is a debris in the water circuit Verify the water inlet screen VA is in place and that it is clean Disassemble the water assembly and clean any debris Clean debris from water dosing port R Problem Cause Solution ...

Page 14: ... 17S767 KIT mixing tube 17S770 KIT shaft mixer 17S771 KIT throat zone dosing 17S772 KIT tube mixing frame 17S773 KIT tensioner toggle latch 17S774 KIT mixing delivery dosing 17S775 KIT grate hopper 17S777 KIT 16 A 6 pole insert socket 17S778 KIT insert socket 17S779 KIT housing socket 17S781 KIT M20X 6 12 mm grip cord 17S786 KIT gasket motor coupling 17S787 KIT gasket motor flange Part Description...

Page 15: ...le 1 2 ball valve 17S793 KIT regulator pressure 1 2 in 17S794 KIT valve solenoid 1 2 17S795 KIT valve needle 3 4 in Part Description 17S796 KIT knob valve needle 17S798 KIT claw twist Geka 3 4 in 17S799 KIT seal twist claw Geka 17S800 KIT coupling Geka 1 2 in 17S801 KIT shaft mixer 17S802 KIT pin roll dia 6 X 45 Part Description ...

Page 16: ...Spare Parts 16 3A5202A 17S803 KIT pin roll dia 10 X 45 17S804 KIT wing mixing element inlet 17S805 KIT wing mixing 17S806 KIT wing mixing outlet 17S807 KIT pin bearing Part Description ...

Page 17: ...Dimensions 3A5202A 17 Dimensions CM20 Dimensions U S Metric A 67 0 in 170 cm B 26 5 in 67 cm C 42 5 in 108 cm WL D A B C ...

Page 18: ... psi 0 28 MPa 12 8 bar require adjustment of water pressure regulator Hopper Capacity CM20 1 6 cubic ft 45 liters Weight empty CM20 200 lb 91 kg Noise dBa Maximum sound pressure level less than 75 db A A rating emission Inlet Outlet Sizes Fluid inlet size 3 4 in garden hose thread female swivel Fluid outlet size 3 4 in garden hose thread male swivel Operating Ambient Temperature Temperature 32 to ...

Page 19: ...Notes 3A5202A 19 Notes ...

Page 20: ...aterial 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 warrant...

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