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Graco ProMix 2KS Repair Parts
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Graco ProMix 2KS Repair Parts

Graco ProMix 2KS Repair Parts

Plural component proportioner
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Repair-Parts
ProMix
Plural Component Proportioner
Manual system for proportional mixing of plural component coatings.
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.
See page 4 for model information, including maximum
working pressure and approvals. Some components
shown are not included with all systems.
®
2KS
312777A
TI12504a
II 2 G

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Summary of Contents for Graco ProMix 2KS

  • Page 1 Repair-Parts ® ProMix 312777A Plural Component Proportioner Manual system for proportional mixing of plural component coatings. Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions. See page 4 for model information, including maximum working pressure and approvals. Some components shown are not included with all systems.

  • Page 2: Table Of Contents

    System Pneumatic Schematic ... . . 22 Graco Information ......48 EasyKey Electrical Schematic .

  • Page 3: Related Manuals

    Related Manuals Related Manuals Component Manuals in English Manual Description 312775 ProMix 2KS Manual System Installation 312776 ProMix 2KS Manual System Operation 312781 Fluid Mix Manifold 312782 Dispense Valve 312783 Color Change Valve Stacks 312787 Color Change Module Kit 312784...

  • Page 4: System Configuration And Part Numbers

    Working Pressure PART NO. SERIES SERIAL Configured Part Number is listed here MAX FLUID WPR MFG. YR. GRACO INC. P.O. Box 1441 Minneapolis, MN TI12421a MAX TEMP 50°C (122°F) 55440 U.S.A. . 1: Identification Label 312777A...

  • Page 5: Standard Features

    System Configuration and Part Numbers Hazardous Location Approval Models using a G3000, G3000HR, or intrinsically safe Coriolis meter for both A and B meters are approved for installation in a Hazardous Location - Class I, Div I, Group D, T3 or Zone I Group IIA T3. See F .

  • Page 6: Warnings

    Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion point symbol alerts you to a general warning and the hazard symbol refers to procedure-specific risk. Refer back to these warnings. Additional, product-specific warnings may be found throughout the body of this manual where applicable.
  • Page 7 Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.

  • Page 8: Grounding

    Booth Control. Shut 3. Shut off air at the spray gun. Your system must be grounded. See the Grounding instructions in your ProMix 2KS Installation manual. Check Resistance If using an electrostatic gun, shut off electrostatics before flushing.
  • Page 9 A and B, very slowly loosen meter swivel fitting to relieve pressure gradually. 12. After returning to service, flush the sampling valves. See the ProMix 2KS Operation manual for instruc- tions. 312777A...
  • Page 10 Pressure Relief Procedure 312777A...

  • Page 11: Troubleshooting

    Troubleshooting Troubleshooting Table 1: System Alarm Codes Code Description Communication Error Alarm Follow Pressure Relief Procedure, page 8, before Potlife Alarm cleaning, checking, or servicing equipment. Ratio High Alarm Ratio Low Alarm NOTICE Overdose A Alarm Do not use the fluid in the line that was dispensed off Overdose B Alarm ratio as it may not cure properly.

  • Page 12: Solenoid Troubleshooting

    Troubleshooting Solenoid Troubleshooting NOTE: Refer to the Schematic Diagrams, page 22. AFS #1 AFS #2 Power SOLV SW Fiber GFB 1 PS Optic GFB 2 PS Not Used Flow Solv Spare Flow A Flow B Dose A Valve Overrides Dose B Spare Dump Valve A Dump Valve B...
  • Page 13 Troubleshooting If the dispense or purge valves are not turning on or off correctly, it could be caused by one of the following. Table 2: Solenoid Troubleshooting Cause Solution Air regulator pressure set too high or Check air pressure. 80-90 psi (550-630 kPa, 5.5-6.3 bar) is commonly used. too low.
  • Page 14 Troubleshooting 312777A...

  • Page 15: Easykey Barrier Board

    D4 turns on if barrier board is functioning. If D4 does not turn on, fuses F3 Fluid Station Board or F4 (Graco Part No. 15D979) are blown or there is no input power at J4. If there is no input power (D5 does not light), fuses F1 and F2 (Graco Part No.

  • Page 16: Easykey Display Board

    Troubleshooting EasyKey Display Board See F . 4 and Table 4 to troubleshoot the EasyKey barrier board. Also see the EasyKey Electrical Schematic on page 23 and the System Electrical Schematic on pages 24 and 25. Multiple Station TI12923a Integration Control TI12924a BK885 or CR1220 Battery (3V, 12.5 mm, lithium coin)
  • Page 17 Troubleshooting Table 4: EasyKey Display Board Diagnostics Connector/ Connector/ Indicator Description Indicator Description 24 Vdc Power Input/Alarm Output Graphic Display Backlight RS485 Communication Terminals Ribbon Cable to Membrane D7 (green) LED turns on when power is supplied to Inputs and Outputs board Remote I/O D11 (yellow) LED blinks (heartbeat) when board is...

  • Page 18: Fluid Station Control Board Diagnostics

    Troubleshooting Fluid Station Control Board Diagnostics See F . 5 and Table 5 to troubleshoot the fluid station control board. Also see the System Electrical Schematic on pages 24 and 25. J1, Pin 1 (Fiber Optic Output - blue) (Fiber Optic Input - black) (Power Input) (Booth Control)
  • Page 19 Troubleshooting Table 5: Fluid Station Control Board Diagnostics Connector and Pin Nos. Signal Description Diagnosis J1, 1 & 2 Air Flow Switch 1 Turns on when gun 1 is triggered. J1, 5 & 6 Solvent Flow Switch Turns on when solvent is flowing. J1, 9 &...

  • Page 20: Booth Control Troubleshooting

    Troubleshooting Booth Control Troubleshooting See F . 6 and Table 6 to troubleshoot the fluid station control board. Also see the System Electrical Schematic on pages 24 and 25. Table 6: Booth Control Board Diagnostics Description Diagnosis Alarm Reset Indicator (red) LED blinks when an alarm occurs and turns off after alarm is reset.
  • Page 21 Troubleshooting J11 (on rear of board) Bottom View of Booth Control TI12789a . 6: Booth Control Board 312777A...

  • Page 22: Schematic Diagrams

    Schematic Diagrams Schematic Diagrams System Pneumatic Schematic COLOR COLOR VALVE CHANGE STACKS CONTROL AIR EXHAUST MUFFLER MANIFOLD COLOR 1 COLOR 2 12 VDC COLOR 3 COLOR 4 DOSE A VALVE 4-WAY SOLENOID COLOR 5 COLOR 6 COLOR 7 COLOR 8 12 VDC COLOR SOLVENT DOSE B...

  • Page 23: Easykey Electrical Schematic

    Schematic Diagrams EasyKey Electrical Schematic DISPLAY BOARD GREEN/BLACK/WHITE 22 AWG RED/BLACK/WHITE 22 AWG BLACK 18 AWG COMMON RED 18 AWG ALARM 24 VDC+ OUTPUT 24 VDC+ DC OK POWER SUPPLY HIGH VOLTAGE BLACK 18 AWG J4-3 24 VDC+ J4-2 RED 18 AWG J4-1 BLACK 16 AWG J1-5...

  • Page 24: System Electrical Schematic

    Schematic Diagrams System Electrical Schematic Non-Hazardous Area NON-HAZARDOUS AREA OPERATOR INTERFACE DC OK 85-250 VAC POWER TERMINAL +24 VDC 85-250 SUPPLY BLOCK COMMON COMMON GND LUG POWER ROCKER SWITCH POWER HARNESS OPEN BARRIER OPEN BOARD HARNESS +12VDC I/S (RED) COM (BLACK) SHIELD CABLE +24VDC...
  • Page 25 Schematic Diagrams System Electrical Schematic Hazardous Area) HAZARDOUS AREA FLUID PANEL CONTROL BOX 3X CABLE FLUID PWR (RED) PANEL COM (BLACK) FLOW METER A SIG (WHITE) CONTROL SHIELD/GRN BOARD PWR (RED) COM (BLACK) FLOW METER B I.S. METERS SIG (WHITE) SHIELD/GRN PWR (RED) FLOW METER SOLVENT...

  • Page 26: Service

    Service Service Before Servicing 3. Shut off ProMix 2KS power (0 position). F . 7. 4. If servicing EasyKey Display, also shut off power at main circuit breaker. • To avoid electric shock, turn off EasyKey power before servicing. •...

  • Page 27: Servicing Easykey

    Service Servicing EasyKey Updating Software To update software, upload new software from your PC 210a using the basic web interface. See manual 313386. 210d Replacing Display Board or Graphic Display NOTICE To avoid damaging circuit board when servicing, wear 210b Part No.
  • Page 28 Service Replacing Barrier Board 8. Install the cover (214b) with 2 screws (214k), using the security tool. 9. Connect cables to J1, J4, and J5. 10. Close and lock EasyKey door with key. 11. Turn on power at main circuit breaker. NOTICE To avoid damaging circuit board when servicing, wear 12.
  • Page 29 Service J4 (Power to Display Board) J1 (Power In) 214g 214g 214h (Power to Fluid Station) 214g Do not remove this screw 214h Front of Barrier Board, showing Fuses and Connectors Apply thermal compound to surface of heatsink (Z). Back of Barrier Board, showing Heatsink (Z) .

  • Page 30: Replacing Power Supply

    Service Replacing Power Supply Replacing Power Switch 1. Follow Before Servicing, page 26. 1. Follow Before Servicing, page 26. 2. Unlock and open EasyKey door with its key. 2. Unlock and open EasyKey door with its key. 3. Note position of power supply input and output 3.

  • Page 31: Replacing Air Filter Element

    Service Replacing Air Filter Element Wall Mount Fluid Station Preparation Removing a pressurized air filter bowl could cause serious injury. Depressurize air line before servicing. 1. Follow Before Servicing, page 26. Check the 5 micron air manifold filter daily and replace 2.
  • Page 32 Service See Detail Below 318, 332 TI12425a Solenoid Manifold Detail TI12426a . 13: Wall Mount Fluid Station 312777A...
  • Page 33 Service Replacing Control Board 3. Remove 4 screws (303). Remove connector jam nuts on the outside of the enclosure (301). Remove control board (302). F . 13. 4. Install new control board (302) with 4 screws (303). 5. Connect cables to control board (302). F .
  • Page 34 Service Replacing Solenoids The Wall Mount Fluid Station has a minimum of 4 sole- noids. If you have options installed, you have additional (optional) solenoids for each. See Table 7 and Sche- matic Diagrams, page 22. To replace a single solenoid: 1.

  • Page 35: Servicing Flow Meters

    Service Servicing Flow Meters NOTICE To avoid leakage, secure the meter (M) to the dose valve connector (H) before connecting it to the fluid station. 2. Secure meter (M) and plate (MP) to fluid station with Coriolis Meter screws (MS). 1.

  • Page 36: Servicing Fluid Manifold

    Service Servicing Fluid Manifold Removal 1. Follow Servicing Flow Meters, Removal steps 1-5, page 35. 2. Disconnect air and fluid lines from the manifold (4). 3. Holding onto the fluid manifold (4), loosen the three screws (341) holding the bracket (325) to the fluid station.

  • Page 37: Parts

    Warning: Substitution of components Maximum Fluid may impair intrinsic safety. Working Pressure PART NO. SERIES SERIAL 6-Digit Configured Part No. is listed here MAX FLUID WPR MFG. YR. GRACO INC. P.O. Box 1441 Minneapolis, MN MAX TEMP 50°C (122°F) TI12421a 55440 U.S.A. 312777A...

  • Page 38: Promix 2Ks Manual System

    Parts ProMix 2KS Manual System Part No. MD0001 to MD7634, includes EasyKey with LCD display Part Nos. ME0001 to ME7634, includes fluid station control box without LCD display 5, 6 Items 310 and 329 are part of the Wall Mount Fluid Station. See the parts list beginning on page 45 for descriptions.
  • Page 39 Parts Configured Digit Ref. (see page 37) or part usage Part No. Description 277869 CONTROL/DISPLAY, EasyKey; used on MD0001 to MD7634; see page 40 277870 CONTROL BOX; used on ME0001 to ME7634; see page 40 standard part 256533 PANEL, fluid; see page 44 standard part 289695 MANIFOLD, mix;...

  • Page 40: Easykey Controls

    Parts EasyKey Controls 277869 EasyKey, with Display 214c Detail of Display Interface (210) 210a 210d 214h 210b 210c 214a 214f 210e TI12554a 214g 214b TI12417a 214k 214d 214f 214e, 214j 213, 223, 206 205, 206 TI13070a 312777A...
  • Page 41 Parts 277869 EasyKey, with Display Ref. Ref. Part No. Description Part No. Description PLATE, application; includes CONTROL BOX, with display items 214a-214k 116320 SWITCH, power 214a 255786 • BOARD, barrier, IS; (includes fuses 15D979 and 114788, LATCH; includes item 3a see page 29 for fuse loca- 203a 117818 •...
  • Page 42 Parts 277870 Control Box, without Display 214c 214a 214f 214g 214h 214b TI12555a 214k 214d 214f 214e, 214j 213, 223, 206 205, 206 TI13070a 312777A...
  • Page 43 Parts 277870 Control Box, without Display Ref. Ref. Part No. Description Part No. Description 214f 121314 • POWER SUPPLY; 24 Vdc; CONTROL BOX, without dis- play 214g n/a • SCREW, machine, pan-hd; 116320 SWITCH, power 6-32 x 3/8 in. (10 mm) LATCH;...

  • Page 44: 256533 Wall Mount Fluid Station

    Parts 256533 Wall Mount Fluid Station See Detail Below 318, 332 TI12425a Solenoid Manifold Detail TI12426a 312777A...
  • Page 45 Parts 256533 Wall Mount Fluid Station NOTE: Parts are shown on page 44, unless noted. Ref. Ref. Part No. Description Part No. Description 100139 PLUG, pipe; 1/8 npt 256529 ENCLOSURE 552183 PLATE, blanking 255765 BOARD, circuit 15U510 BRACKET, valve mount SCREW, machine, pan hd;...

  • Page 46: Color Change Accessory Kits

    Parts Color Change Accessory Kits Low Pressure Color Change Kits Color Change Catalyst Change Kit Part Control Module Valve Stack (11; Valve Stack (12; Kit Description (10; see 312787) see 312783) see 312783) 256581 2 color 277752 15V812 none 256582 4 color 277753 15V813...

  • Page 47: Technical Data

    5 micron (minimum) filtration required; clean and dry air (Graco-supplied)......Air filtration for atomizing air (user-supplied) ..30 micron (minimum) filtration required; clean and dry air Mixing ratio range .

  • Page 48: Graco Standard Warranty

    With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

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