Graco Check-Mate 800 Instructions For Use Manual
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Graco Check-Mate 800 Instructions For Use Manual

Graco Check-Mate 800 Instructions For Use Manual

Displacement pump
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Instructions-Parts
Check-Mate
Displacement Pump
For use with hot-melt applications. For professional use only.
5850 psi (40 MPa, 403 bar) Maximum Fluid Working Pressure
400° F (204° C) Maximum Operating Temperature
See page 2 for model information.
Important Safety Instructions
Read all warnings and instructions in this
manual and in all related manuals. Save all
instructions.
®
800
334127D
EN

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Summary of Contents for Graco Check-Mate 800

  • Page 1 Instructions-Parts ® Check-Mate Displacement Pump 334127D For use with hot-melt applications. For professional use only. 5850 psi (40 MPa, 403 bar) Maximum Fluid Working Pressure 400° F (204° C) Maximum Operating Temperature See page 2 for model information. Important Safety Instructions Read all warnings and instructions in this manual and in all related manuals.

  • Page 2: Table Of Contents

    Technical Specifications ....20 Graco Standard Warranty ....22 Models Part No.

  • Page 3: 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 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 4 Warnings WARNING FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. Paint or sol- vent flowing through the equipment can cause static sparking. To help prevent fire and explosion: • Use equipment only in well ventilated area.
  • Page 5 Warnings WARNING TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, or swallowed. • Read Safety Data Sheet (SDS) to know the specific hazards of the fluids you are using. •...

  • Page 6: Component Identification

    Component Identification Component Identification . 1: Check-Mate 800 Displacement Pump Component Identification Key: Displacement Pump Wetcup Throat Packing Outlet Housing Fluid Outlet Bleed Valve Cylinder Intake Housing Intake Cylinder Priming Pistion 334127D...

  • Page 7: Installation

    Installation Installation Grounding Connect to a Graco Air Motor The displacement pump may be installed on Senator, ® Bulldog, King , and NXT air motors using Tie Rod Kits. See the following kit manuals for installation instruc- tions. The equipment must be grounded to reduce the risk of static sparking.

  • Page 8: Operation

    Operation Operation Pressure Relief Procedure If you suspect that the spray tip/nozzle or hose is com- pletely clogged, or that pressure has not been fully Follow the Pressure Relief Procedure whenever relieved after following the steps above, very slowly you see this symbol. loosen the tip retaining nut or hose end coupling and relieve pressure gradually, then loosen completely.

  • Page 9: Repair

    Repair Repair Disconnect the Pump NOTE: The numbers and letters in parentheses used in the Repair section refer to the callouts shown in the Fig- ures. Also see Parts, beginning on page 16. Required Tools Heated fluid can cause severe burns and can cause equipment surfaces to become very hot.

  • Page 10: Replace The Throat Packings

    Repair Replace the Throat Packings 7. If necessary, use an arbor press to install the o-ring (27) in the packing housing (25). 8. Screw the packing nut (2) and packing housing (25) into the outlet housing (3). Torque to 150 +/- 30 ft-lb (203 +/- 41 N•m).

  • Page 11: Replace The Priming Piston

    Repair Replace the Priming Piston 2. Relieve the pressure. See Pressure Relief Proce- dure on page 8. 3. Hold the flats of the priming piston rod (17) with an adjustable wrench and use a second wrench to unscrew the priming piston seat (21) from the rod. Pump Part No.

  • Page 12: Replace The Intake Valve

    Repair Replace the Intake Valve 1. Relieve the pressure. See Pressure Relief Proce- dure on page 8. 2. Disconnect the displacement pump. See the system manual for instructions. The intake valve (V) is available as a pre-assembled, 3. Place the pump in a vise with the outlet housing (3) pre-lubricated kit.
  • Page 13 Repair 6. Pull the intake seat (15) and seal (16) out the bot- 10. Lubricate the priming piston rod (17), then slide the tom of the intake housing (13). pre-assembled intake valve (V) into the rod, making certain that the packing nut (31) goes on the rod NOTE: If the seat (15) is difficult to remove, insert a first.

  • Page 14: Repair The Piston

    Repair Repair the Piston 5. Only if the cylinder is damaged or there is evi- dence of leaking around the top of the cylinder (8), unscrew the cylinder from the outlet housing using a pipe wrench. Remove the top cylinder seal. See Figure 9.
  • Page 15 Repair 10. Using an adjustable wrench on the flats of the prim- 13. Lubricate the displacement rod (1). Slide the rod, ing piston rod (17), screw the rod into the piston (9). piston assembly, and priming piston rod (17) into Torque to 92-101 ft-lb (125-137 N•m).

  • Page 16: Parts

    Parts Parts 5 Gallon (20 Liter) Pumps 24W152, Pump with Carbon Filled Seals 24W153, Pump with Glass Filled Seals Torque to 225 +/- 10 ft-lbs (305 +/- 13 N•m). Torque to 25 +/- 2 ft-lbs (34 +/- 2.7 N•m). Torque to 255 +/- 16 ft-lbs (345 +/- 21 N•m). Torque to 390 +/- 45 ft-lbs (528 +/- 61 N•m).
  • Page 17 Parts Ref Part Description Ref Part Description ROD, displacement, chromex, 195233† WASHER, seal back-up 16Y958 11 cm 120286† PACKING, u-cup (24W152) 237799 NUT, packing 113021† PACKING, u-cup (24W153) 190598 HOUSING, outlet WASHER, scraper 1.476 x 195234† 190620 FLANGE 2.157 237908 KIT, repair bleed valve 190585†...

  • Page 18: 55 Gallon (200 Liter) Pumps

    Parts 55 Gallon (200 Liter) Pumps 24W150, Pump with Carbon Filled Seals 24W151, Pump with Glass Filled Seals Torque to 225 +/- 10 ft-lbs (305 +/- 13 N•m). Torque to 25 +/- 2 ft-lbs (34 +/- 2.7 N•m). Torque to 255 +/- 16 ft-lbs (345 +/- 21 N•m). Torque to 390 +/- 45 ft-lbs (528 +/- 61 N•m).
  • Page 19 Parts Part Description Part Description ROD, displacement, chromex, 195233 WASHER, seal back-up 16Y958 11 cm 120286† PACKING, u-cup (24W150) 237799 NUT, packing 113021† PACKING, u-cup (24W151) 190598 HOUSING, outlet WASHER, scraper 1.476 x 195234† 237908 KIT, repair, bleed valve 2.157 113040* PACKING, o-ring 190585†...

  • Page 20: Technical Specifications

    Technical Specifications Technical Specifications Check-Mate 800 Displacement Pump Metric Maximum fluid working pressure 5850 psi 40 MPa, 403 bar Displacement pump effective area 1.24 in. 8 cm Maximum pump operating temperature 400°F 200°C Fluid outlet size 1 in. npt(f) Carbon steel, chrome, zinc, nickel plating, alloy steel, ductile...
  • Page 21 Technical Specifications Notes: 334127D...

  • Page 22: 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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