Graco G-Mini 25R800 Instructions Manual
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Graco G-Mini 25R800 Instructions Manual

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Instructions
G-Mini
For dispensing NLGI Grades #000 to #2 greases. For professional use only.
Not approved for use in explosive atmospheres or hazardous (classified) locations.
Models, page 3
4061 psi (28 MPa, 280 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in this
manual before using the equipment.
Save these instructions.
™
Pump
3A6714C
EN

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Summary of Contents for Graco G-Mini 25R800

  • Page 1 Instructions ™ G-Mini Pump 3A6714C For dispensing NLGI Grades #000 to #2 greases. For professional use only. Not approved for use in explosive atmospheres or hazardous (classified) locations. Models, page 3 4061 psi (28 MPa, 280 bar) Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual before using the equipment.

  • Page 2: Table Of Contents

    Wiring and Installation Diagrams....9 Graco Standard Warranty ..... 38 Manual Run Button ..... . 14 Proximity Switch.

  • Page 3: Models

    Models Models Reservoir Voltage Cycle Pump Non- Power Feedback Element Model 0.5 L Controller Controller 12VDC 24VDC Input Level Input Quantity Heater 25R800 25R801 25R802 25R803 25R804 25R805 25R806 25R807 25R808 25R809 25R810 25R820 25R821 25R822 25R823 25R824 25R825 25R826 25R827 25R828 25R829...

  • Page 4: Warnings

    Warnings Warnings The following warnings are for the setup, use, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable.
  • Page 5 Warnings WARNING PRESSURIZED EQUIPMENT HAZARD Over-pressurization can result in equipment rupture and serious injury. • A pressure relief valve is required at each pump outlet. • Follow the Pressure Relief Procedure in this manual when servicing equipment. PLASTIC PARTS CLEANING SOLVENT HAZARD Many cleaning solvents can degrade plastic parts and cause them to fail, which could cause serious injury or property damage.

  • Page 6: Installation

    Installation Installation Component Identification . 1: Key: Reservoir Venting Tube Follower Plate Pump Element Zerk Inlet Fill Fitting Cycle Indicator Connector (Controller model only) CPC Connector Controller Return to Reservoir DIN Connector (Power) DIN Connector (Low level/Manual run button) 3A6714C...

  • Page 7: Typical Installation

    Installation Typical Installation Divider Installation Remote . 2: CSP Direct Mount Installation . 3: Connection to fused power source Pressure relief valve (required for each outlet)* See Pressure Relief Valves, page 15 Proximity switch cable Series progressive divider valves (Divider Installation) Connection to lube points Proximity switch, see page 14 Direct Mount CSP Bracket, see page 8...

  • Page 8: Choose An Installation Location

    Installation Choose an Installation Location AUTOMATIC SYSTEM ACTIVATION HAZARD Unexpected activation of the system could result in serious injury, including skin injection and amputa- tion. This device has an automatic timer that activates the pump lubrication system when power is connected or when exiting the programming function.

  • Page 9: Fuses

    If the stirring paddle is rotating counterclockwise, stop Fuse kits are available from Graco. The following table the pump immediately. Check that the wiring is correct identifies the correct fuse to use for the input voltage and make any necessary changes.
  • Page 10 Installation Power CPC DC - 5 Wire (Non-Controller) Power CPC DC - 5 Wire (Controller) Power Cable CPC DC Power Cable CPC DC Part No.: 127780 - 15 ft. (4.5 m), 127781 - 20 ft. (6.1 m), Part No.: 127780 - 15 ft. (4.5 m), 127781 - 20 ft. (6.1 m), 127782 - 30 ft.
  • Page 11 Installation Power CPC DC - 3 Wire (Non-Controller) Power Cable CPC DC Part No.: 127783 - 15 ft. (4.5 m) Pin Out Not Used Not Used -VDC Black +VDC White Not Used Not Used Not Used Not Used Not Used Not Used Not Used Not Used...
  • Page 12 Installation Power DIN DC - 15 ft Power Cable: Part No, 16U790 Low Level DIN DC See Technical Specifications, page 36 for ratings Pin Out LL N.O. Pin Out LL Com Not Used -VDC Black Not Used +VDC White Not Used Not Used Not Used Green...
  • Page 13 Installation Divider Valve Indicator Cycle Inputs (M12) Part No. 124333: Cable Pin Out (M12) for 5 m Cable See Technical Specifications, page 36 for ratings. Wire Colors (F . 13) Item No. Color Brown White Blue Black . 13 . 12 3A6714C...

  • Page 14: Manual Run Button

    Installation Manual Run Button Part No. Description 25C981 Manual Run Button, 12V 25C982 Manual Run Button, 24V Manual Run Button DIN DC See Technical Specifications, page 36 for ratings Pin Out LED- LED + Button Not Used . 14 Proximity Switch NOTE: Reference ILE buyer’s guide for appropriate PNP proximity switches and cables.

  • Page 15: Setup

    • Install a pressure relief valve before any auxiliary fitting. NOTE: A pressure relief valve may be purchased from Graco. See Pressure Relief Valves, page 15. Pressure Relief Valves Part No. Description 571028 Kit, Adj. Pressure Relief .

  • Page 16: Set Pump Outlet Volume

    18A317 0.0915 attached. NOTE: A spacer is required for operation. Only one Graco spacer can be used at a time. The pumps from NOTICE the factory have a spacer (25N814) installed on the • Always clean fitting (E) with a clean dry cloth pump element.

  • Page 17: Change Greases

    Setup 1. Connect the fill hose to the Zerk Inlet Fill Fitting (E) NOTE: The venting tube (B) should not be used as an . 17). overfill indicator (F . 18). . 17 2. For higher viscosity fluids, start the pump, per the .

  • Page 18: Priming

    Setup Priming It is not necessary to prime the pump every time the pump is filled. The pump only requires priming the first time it is used, or if it is allowed to run dry. 1. Loosen the pump element fitting (F .

  • Page 19: Non Controller Operation

    In most cases, Pump OFF (Rest) Time should be page 9. twice as long as Pump ON (Run) time. If alternative ON / OFF times are required, contact Graco Cus- Model 25R820, 25R822, 25R827 and 25R829 tomer Service for assistance.

  • Page 20: Controller Operation

    Controller Operation Controller Operation Control Panel Overview (F . 23) ON TIME OFF TIME • In SETUP MODE, the LED illumi- • In SETUP MODE, the LED illuminates when OFF TIME duration is nates when ON TIME duration or set up. cycles are set up.

  • Page 21: Run Mode

    Controller Operation The controller operates in two modes; RUN MODE and SETUP MODE SETUP MODE. Each mode has multiple functions. Press both the UP and DOWN arrow buttons RUN MODE together for 3 seconds to enter SETUP MODE. RUN MODE performs two functions while monitoring Alert/Alarm conditions: ON TIME and OFF TIME.

  • Page 22: On Time Configuration (Cycles)

    Controller Operation 3. Press the UP or DOWN After the ENTER button is arrows to select the sec- pressed, the second digit ond digit. begins to blink. The ON LED remains lighted. 4. Press the ENTER button This confirms that the second to save the selection.

  • Page 23: Advanced Programming

    Controller Operation After the ENTER button is After entering ADVANCED PROGRAMMING, if no activ- pressed, the second digit ity is detected for 60 seconds, a timeout occurs and the begins to blink. The OFF controller resumes RUN MODE. LED and HH dot remain lighted.
  • Page 24 Controller Operation Entering a PIN Code in the Controller OF (OFF) - Select OF to con- figure the controller to not After the controller is configured for PIN entry, to access require a PIN code. Press the SETUP MODE: ENTER button again to set the OF (OFF) option.
  • Page 25 Controller Operation A2 – Prelube and Delay The Low-Level Auto Clear is an OF (OFF) or On (ON) selection. The Prelube Delay option configures the controller to set the amount of time before the Prelube cycle begins. The • OF (OFF) (default) – Upon power cycle, the control- duration of time begins after power has been restored to ler will remain in its current Low-Level Alarm state.

  • Page 26: Alerts And Alarms

    Alerts and Alarms Alerts and Alarms Alarms The controller monitors and displays two types of events: Alerts and Alarms. Alarms cause the lubrication cycle to stop. Alarms can trigger immediately or can be the result of an escalated Alerts Alert. Alarms must be cleared immediately. Alerts do not cause the lubrication cycle to stop.

  • Page 27: Alert And Alarm Scenarios

    Cancel Button for 4 sec- onds. System An internal fault has occurred. Attempt a power cycle of the device. Fault The controller may not be recover- If the alarm does not clear, contact Graco able from this state. Customer Service. 3A6714C...

  • Page 28: Troubleshooting

    Reservoir is being pressurized Ensure that the vent tube is not during filling. plugged. If the problem persists, contact Graco Customer Service or your local Graco distributor for assistance. The external controller is Motor failure. Replace the motor.

  • Page 29: Maintenance

    Maintenance Maintenance Frequency Component Required Maintenance Daily and at Refill Fill Fittings Keep all of the fittings clean using a clean dry cloth. Dirt and/or debris can damage the pump and/or the lubrication system. Daily Pump Unit and Reservoir Keep pump unit and reservoir clean using a clean dry cloth.

  • Page 30: Repair

    Repair Repair All electrical wiring must be done by a qualified electrician and comply with all local codes and regulations. Reservoir Kits Kit No. Description 26C943 Kit Replacement, Reservoir, 1L 26C945 Kit Replacement, Reservoir, 0.5L Kit Replacement, Reservoir, Follower 26C944 Plate, 1L Kit Replacement, Reservoir, Follower 26C946...

  • Page 31: Parts

    Parts Parts 4a, 4b 63a, 63b 41a, 41b 25a, 25b 32a, 32b Torque to 13 in-lb (1.5 N•m) Torque to 65 in-lb (7.3 N•m) Torque to 23 in-lb (2.6 N•m) Torque to 7 in-lb (0.8 N•m) 3A6714C...
  • Page 32 Parts Part No./Description Ref. Part Description Qty. Ref. Part Description Qty. Pump element, assy, included in kits Reservoir, 1.0 Liter, included in kits 26C947, 26C948 26C943, 26C944 Model 25R805, 25R825 Model 25R800, 25R801, 25R802, Pump element, assy, included in kits 25R803, 25R804, 25R805, 25R806, 26C947, 26C948 25R820, 25R821, 25R822, 25R823,...
  • Page 33 Parts Ref. Part Description Qty. Plug, M20 Model 25R800, 25R801, 25R802, 25R803, 25R804, 25R806, 25R807, 25R808, 25R809, 25R810, 25R820, 25R821, 25R822, 25R823, 25R824, 25R826, 25R827, 25R828, 25R829, 25R830 50 16A579 Label, Warning DIN connector, Low Level Model 25R820, 25R822, 25R827, 25R829 DIN connector, Manual Run Button Model 25R821, 25R823, 25R824,...

  • Page 34: Dimensions

    Dimensions Dimensions Height - A Width - B Depth - C Model Inches Inches Inches 0.5L 10.9 27.7 6.97 17.7 6.57 16.7 12.2 31.0 6.97 17.7 6.57 16.7 3A6714C...

  • Page 35: Pump Mount

    Dimensions CSP Valve Bracket Mount Pump Mount Universal Bracket Mount 3A6714C...

  • Page 36: Technical Specifications

    Technical Specifications Technical Specifications G-Mini Pump Metric Maximum fluid working pressure 4061 psi 28 MPa, 280 bar Power 12 VDC 9-16 VDC; 9.5 A current, 114 W, inrush/locked rotor 12 A 24 VDC 18-32 VDC; 6.5 A current, 156 W, inrush/locked rotor 7.5 A Inputs - Proximity Switch PNP Style Switch and Cable Only Pump Voltage: 12 VDC...
  • Page 37 Technical Specifications California Proposition 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65warnings.ca.gov. 3A6714C...

  • Page 38: 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.

This manual is also suitable for:

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