Graco Check-Mate 800 Instructions Manual
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Graco Check-Mate 800 Instructions Manual

Graco Check-Mate 800 Instructions Manual

Displacement pump
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Instructions–Parts List
Carbon Steel
Check–Mate
Displacement Pump
For use with hot–melt applications.
Part No. 253141 Pump, Series B,
55 Gallon (200 Liter) Drum Size
5850 psi (40 MPa, 403 bar) Maximum Fluid Working Pressure
Part No. 237795 Pump, Series C,
55 Gallon (200 Liter) Drum Size
5850 psi (40 MPa, 403 bar) Maximum Fluid Working Pressure
Part No. 237885 Pump, Series C,
5 Gallon (19 Liter) Pail Size
5850 psi (40 MPa, 403 bar) Maximum Fluid Working Pressure
Refer to page 2 for Table of Contents.
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
t
800
308570H
Model 237795
05139
EN
05137

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Summary of Contents for Graco Check-Mate 800

  • Page 1 Instructions–Parts List Carbon Steel Check–Mate 308570H Displacement Pump For use with hot–melt applications. Part No. 253141 Pump, Series B, 55 Gallon (200 Liter) Drum Size 5850 psi (40 MPa, 403 bar) Maximum Fluid Working Pressure Part No. 237795 Pump, Series C, 55 Gallon (200 Liter) Drum Size 5850 psi (40 MPa, 403 bar) Maximum Fluid Working Pressure Part No.

  • Page 2: Table Of Contents

    D This equipment is for professional use only. D Read all instruction manuals, tags, and labels before operating the equipment. D Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor. D Do not alter or modify this equipment.
  • Page 3 WARNING SKIN INJECTION HAZARD High–pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just a cut, but it is a serious injury that can result in amputation. GET IMMEDIATE SURGICAL TREATMENT. D Do not point the gun/valve at anyone or at any part of the body. D Do not put your hand or fingers over the nozzle.
  • Page 4 WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury. D Ground the equipment and the object being dispensed to. Refer to Grounding on page 5. D If there is any static sparking or you feel an electric shock while using this equipment, stop dis- pensing immediately.

  • Page 5: Installation

    Installation Grounding WARNING FIRE AND EXPLOSION HAZARD Before operating the pump, ground the system as explained below. Also read the section FIRE AND EXPLOSION HAZARD on page 4. 1. Pump: the pump is grounded with a wire connect- ing the pump from the control enclosure. Locate the small hole (W) in the pump outlet housing.
  • Page 6 6. Replace the motor mount brackets (K) onto the motor. 7. Connect all hoses. Connect the ground wire (see Torque to 61–81 N.m page 5). Fill the wet-cup (2) 1/3 full of Graco (50–60 ft-lb). Throat Seal Liquid or compatible fluid. Torque to 196–210 N.m (145–155 ft-lb).

  • Page 7: Operation/Maintenance

    Operation/Maintenance Pressure Relief Procedure 1. Lock the gun/valve trigger safety. 2. Close all air bleed valves (required in your system) to shut off the air supply to the pump. WARNING 3. Unlock the gun/valve trigger safety. INJECTION HAZARD The system pressure must be manually 4.

  • Page 8: Service

    Service Required Tools WARNING D Torque wrench HOT SURFACE AND FLUID HAZARD D Bench vise, with soft jaws Heated fluid can cause severe burns and can cause equipment surfaces to D Rubber mallet become very hot. Wear protective gloves D Hammer and clothing when operating this equipment in a D O-ring pick heated system.

  • Page 9: Servicing The Throat Packings

    Service 3. Place the flats of the packing nut (2) in a vise. Servicing the Throat Packings Unscrew the packing housing (3) and discard it NOTE: The throat packings are available as a preas- and the packings. Remove the washer (46), seal (5), and backup washer (45) from the packing nut.
  • Page 10 Notes 308570...

  • Page 11: Servicing The Priming Piston

    Service Servicing the Priming Piston WARNING NOTE: The priming piston and the seat are a matched To reduce the risk of serious injury whenever you set. If either part needs replacement, replace both. are instructed to relieve pressure, always follow the See the table below for Priming Piston Repair Kits.

  • Page 12: Servicing The Intake Valve

    Service Servicing the Intake Valve 4. Remove the priming piston (21) as explained on page 11. NOTE: The intake valve (V) is available as a preas- sembled, pre–lubricated kit. The kit includes the valve 5. Using a pipe wrench on the hex of the intake and all seals and packings, and also includes the cylinder (19), unscrew it from the intake housing intake valve seat (36) and seal (37).See the table...
  • Page 13 Service Reassembly Lubricate. 1. Slide the intake housing (17) onto the priming Lips of u-cup seal and v-packings must face up. piston rod (18), making certain that the smooth surface of the valve stop (VS) is facing down Torque to 97–106 N.m (71–78 ft-lb). toward the pump intake.

  • Page 14: Servicing The Piston

    Service Servicing the Piston Reassembly 1. Place the preassembled piston seat/guide assem- NOTE: The piston valve is available as a preas- bly (P{, items 11, 13, and 14) onto the piston (12{) sembled, pre–lubricated kit. The kit includes the piston so the 45_ beveled seating surfaces match.
  • Page 15 Service Piston check valve (see Detail below). Throat packings (see Fig. 3). Intake check valve (see Fig. 5). Lubricate. Torque to 190–217 N.m (140–160 ft-lb). Torque to 522–542 N.m (385–400 ft-lb). Torque to 125–137 N.m (92–101 ft-lb). Torque to 75–88 N.m (55–65 ft-lb). Torque to 339–359 N.m (250–265 ft-lb).

  • Page 16: Parts

    Parts Part No. 237795, Series C, 55 Gallon (200 Liter) Drum Size Displacement Pump Part Part Description Description 189317 ROD, displacement; stainless steel1 RING, retaining; carbon steel 237799 PACKING NUT/WET-CUP; 172479 TAG, warning (not shown) carbon steel 189446 SEAT, intake valve; 190585 HOUSING, throat seal;...
  • Page 17 Parts Part No. 237795, Series C, 55 Gallon (200 Liter) Drum Size Displacement Pump 05136C 308570...
  • Page 18 Parts Part No. 237885, Series C, 5 Gallon (19 Liter) Pail Size Displacement Pump Part Part Description Description 189317 ROD, displacement; stainless steel1 189446 SEAT, intake valve; chrome plated 237799 PACKING NUT/WET-CUP; stainless steel carbon steel 113041 SEAL, intake; Fluoroelastomer 190585 HOUSING, throat seal;...
  • Page 19 Parts Part No. 237885, Series C, 5 Gallon (19 Liter) Pail Size Displacement Pump 05138C 308570...
  • Page 20 Parts Part No. 253141, Series B, 55 Gallon (200 Liter) Drum Size Displacement Pump Part Part Description Description 189317 ROD, displacement 184090 LABEL, warning (not shown) 237799 NUT, packing 190126 BODY, bleeder 190585 NUT, packing 189446 SEAT, valve 120286 PACKING, u–cup 113041 PACKING, o–ring 106258...
  • Page 21 Parts Part No. 253141, Series B, 55 Gallon (200 Liter) Drum Size Displacement Pump TI7698A 308570...
  • Page 22 Notes 308570...

  • Page 23: Technical Data

    Technical Data WARNING Be sure that all fluids and solvents used are chemically compatible with the Wetted Parts listed below. Always read the manufacturer’s literature before using fluid or solvent in this pump. Category Data Maximum fluid working pressure 40 MPa, 403 bar (5850 psi) Displacement pump effective area 8 cm@ (1.24 in.@) Maximum pump operating temperature...

  • Page 24: Warranty

    Graco distributor to the original purchaser for use. 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:

253141237795237885

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