Kimray GLYCOL PUMP Installation, Operation, Maintenance Manual
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Kimray GLYCOL PUMP Installation, Operation, Maintenance Manual

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GLYCOL PUMP

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Summary of Contents for Kimray GLYCOL PUMP

  • Page 1 GLYCOL PUMP...
  • Page 2 All sales are governed by our terms and conditions, which are available on request. Kimray reserves the right to modify or improve the designs or specifications of such products at any time without prior notice. © 2018 Kimray Inc.

  • Page 3: Table Of Contents

    GLYCOL PUMP Repair Guide Contents Main Piston Body Introduction Suction and Discharge Seats DISASSEMBLY Pilot Piston Bearing Kimray Tools Used Piston Rod Gland Pressure Relief Removing Suction and Discharge Blocks Pilot Piston Valve Housing Repair ASSEMBLY Piston Discharge Piping Legs...
  • Page 4 GLYCOL PUMP Repair Guide INTRODUCTION When a person needs to repair a Kimray glycol pump III. FILTRATION and has never done so before, it can appear to be the proverbial “can of worms” when it is disassembled and the A “Y” strainer or other LOW PRESSURE filter is many parts and O-Rings are exposed.

  • Page 5: Disassembly

    GLYCOL PUMP Repair Guide DISASSEMBLY KIMRAY TOOLS USED INSERT TOOLS FOR SUCTION SEAT PART NUMBER PUMP SIZE 1542 4020, 2020, 1720 1543 9020, 5020 1544 21020, 10020 1545 45020, 20020 SEAT REMOVAL TOOL PART NUMBER PUMP SIZE 4020, 2020, 1720...

  • Page 6: Pressure Relief

    GLYCOL PUMP Repair Guide DISASSEMBLY STEP 1 PRESSURE RELIEF Loosen all plugs in inlet and outlet holes as there might still be some trapped gas in the pump. Slowly open needle valves for any additional trapped gas (Fig. 1.1) Figure 1.1...
  • Page 7 GLYCOL PUMP Repair Guide DISASSEMBLY Remove O-Ring from Suction Seats. Remove Discharge Block from the Main Piston Body (Fig. 2.4). Use insert tool and hammer to remove Discharge Seats (Fig. 2.5). Remove O-Ring From Discharge Seat. Remove Suction Block from Main Piston Body (Fig. 2.6).

  • Page 8: Piston Discharge Piping

    GLYCOL PUMP Repair Guide STEP 3 PISTON DISCHARGE PIPING Flip pump upside down and loosen the fitting from the Pilot Piston Discharge Piping (Fig. 3.1). Remove the Pilot Piston Discharge Piping fittings (Fig. 3.2). Figure 3.1 Figure 3.2 STEP 4 LEGS Remove legs.

  • Page 9: Main Piston Valve Housing

    GLYCOL PUMP Repair Guide DISASSEMBLY STEP 5 MAIN PISTON VALVE HOUSING Remove the Main Piston Valve Housing by loosening the bolts (Fig. 5.1). Remove the O-Ring from the Main Piston Valve Housing. Use the needle nose pliers to remove the “D” Slide (Fig.

  • Page 10: Cylinders

    GLYCOL PUMP Repair Guide DISASSEMBLY STEP 8 CYLINDERS NOTE: This procedure should be done in both sides of the pump. Before loosening the bolts, turn the tubing elbow to protect the threads (Fig. 8.1). Hold your hand over the block head to prevent oil splatter.
  • Page 11 GLYCOL PUMP Repair Guide DISASSEMBLY Remove the O-Ring from the Piston Retainer Groove. (Fig. 8.5) Remove the O-Ring from the Piston Rod Gland (Fig. 8.6). Remove the two O-Rings located in the communicating hole grooves from the Pilot Piston Gland.

  • Page 12: Pilot Piston Caps

    (Fig. 10.1). Remove O-Ring and Backup from the Pilot Piston Bearing. NOTE: If the Piston Bearing is tight use the Kimray Seal Retainer tool to remove it. Using the Kimray Seal Retainer Tool: Introduce the Seal Figure 10.1...

  • Page 13: Cleaning

    GLYCOL PUMP Repair Guide DISASSEMBLY STEP 12 CLEANING Run it through parts washer. (2 minutes) If you can’t run it through a parts washer, wipe down with shop towels. (Fig. 12.1). Figure 12.1 SPECIAL CASES This section is provided to give assistance when you can (2) DART CAPS not tear down the pump with the normal procedures.

  • Page 14: Inspecting Parts

    GLYCOL PUMP Repair Guide INSPECTING PARTS MOST COMMONLY REPLACED PARTS OCCASIONALLY CHANGED PARTS • Piston Rod • Suction Block • Pistons • Suction Seat • Cylinders • Discharge Seat • Gland Seal Retainers • Discharge Block • Pilot piston rod •...

  • Page 15: Cylinders

    GLYCOL PUMP Repair Guide INSPECTING PARTS STEP 15 CYLINDERS Replace if there are ripples at each end of stroke area (Fig. 15.1), or if there is scoring in the cylinder. Note: A combination of cylinder wear and a piston wear will decrease O-Ring squeeze.

  • Page 16: Check Valve Caps

    GLYCOL PUMP Repair Guide INSPECTING PARTS STEP 18 CHECK VALVE CAPS Replace if clearance between the cap and Check Valve is too much. Note: Take a check valve and slide it into a cap. Check for side to side play and make sure the check valve goes in and out freely.

  • Page 17: Discharge Block

    GLYCOL PUMP Repair Guide INSPECTING PARTS STEP 21 DISCHARGE BLOCK Replace if seats are not flush with block surface Note: Put seats in block. Take a straight edge and lay it across the seats. They should be close to flush with the block surface (Fig.

  • Page 18: Pilot Piston Bearing

    GLYCOL PUMP Repair Guide INSPECTING PARTS STEP 24 PILOT PISTON BEARING Replace If there is a groove in the O-Ring surface NOTE: Check inside wall for any groove (Fig. 24.1) Figure 24.1 STEP 25 PISTON ROD GLAND Replace if the surface where the Backup sits shows inward wear.

  • Page 19: Pilot Piston Valve Housing Repair

    GLYCOL PUMP Repair Guide INSPECTING PARTS STEP 26 PILOT PISTON VALVE HOUSING REPAIR If you are working on a newer pump, the Port plates will be replaceable (Fig. 26.1). If you are working on an old style pump, the surfaces on the Port plates will need to be refinished (Fig.

  • Page 20: Pilot Piston Assembly

    GLYCOL PUMP Repair Guide INSPECTING PARTS STEP 27 PILOT PISTON ASSEMBLY Insert the Pilot Piston Seal Retainer with the bevel side facing inside the pump. Push them in until you feel a mechanical stop (Fig. 27.1). Reassemble the Pilot Piston Bearings using the two O-Rings and three backups (Fig.

  • Page 21: Cylinders Assembly

    GLYCOL PUMP Repair Guide ASSEMBLY Place the Pilot Piston Cap by bolting it to the body. (Fig. 27.5) Insert the Pilot Piston Rod in the other side of the Pilot Piston Body (Fig. 27.6) Place the other Pilot Piston Cap in the other side by bolting it to the body.
  • Page 22 GLYCOL PUMP Repair Guide ASSEMBLY Make sure index pins are in body. Slide gland and seal retainer assembly on piston rod and align index pin with hole on gland (Fig. 28.3). Repeat this on both sides of the pump. Insert piston Rod Seal Retainer with its O-Ring and two backups into the Piston Rod Gland (Fig.

  • Page 23: Pilot Piston Valve Housing

    GLYCOL PUMP Repair Guide ASSEMBLY After lubrication, slide cylinder on piston (Fig. 28.8). Repeat on both sides. Replace cylinder head and tighten bolts in criss-cross pattern (Fig. 28.9). When you put Cylinder head back on, the elbow should be at the bottom of the Cylinder facing the Pilot Piston.
  • Page 24 GLYCOL PUMP Repair Guide ASSEMBLY Place D slide on the plate. Use any oil to keep it in place while inserting Main Piston Valve Housing (Fig 29.2 and 29.3). Insert the bolts to hold the Main Piston Valve Housing in place (Fig.
  • Page 25 GLYCOL PUMP Repair Guide ASSEMBLY Place D slide on the plate. Use any oil to keep it in place while inserting Pilot Piston Valve Housing (Fig 29.6). Rotate it slightly to install the Pilot Piston Tubing (Fig. 29.7). Figure 29.6 Figure 29.7...

  • Page 26: Discharge And Suction Block Assembly

    GLYCOL PUMP Repair Guide ASSEMBLY Hand start the L Shape tubing on the needle valve side. Use your wrench to move the elbow into place (Fig 29.9). Tighten the fitting until snug, then repeat on other side (Fig. 29.9.1). Figure 29.9 Figure 29.9.1...
  • Page 27 GLYCOL PUMP Repair Guide ASSEMBLY Place the O-Rings on the Check Valve Caps and insert them into the Discharge Block (Fig 30.3). Verify the Check Valves are moving freely by shaking the Discharge Block (Fig 30.4). If installed properly, you will hear them moving back and forth.
  • Page 28 GLYCOL PUMP Repair Guide ASSEMBLY Insert Suction Seats into Block along with their O-Rings. Insert suction seat tool to put the seat in suction block. Gently tap seat in place being very careful not to shear O-Ring (Fig. 30.7). NOTE: Seat should have resistance when pressing in place.

  • Page 29: Needle Valve Assembly

    GLYCOL PUMP Repair Guide ASSEMBLY STEP 31 NEEDLE VALVE ASSEMBLY Thread the Needle Valve Stem into the Needle Valve Housing (Fig. 31.1). Place O-Rings and backups around the Stem. NOTE: Newer Glycol pumps have a groove in the Needle Valve for an O-Ring (Fig. 31.2), if no groove is present, disregard the extra O-Ring in repair kit.
  • Page 30 GLYCOL PUMP Repair Guide www.kimray.com...
  • Page 31 Kimray is an ISO 9001-certified manufacturer. Kimray quality assurance process maintains strict controls of materials and the certification of parts used in Kimray HPCV. Please visit our website for up-to-date product data: www.kimray.com...
  • Page 32 Kimray is a world-class manufacturer of oil and gas control equipment based in Oklahoma City, Oklahoma, USA. Trusted for generations, Kimray has been creating simple, effective products for temperature, level, flow, and pressure control since 1948. Kimray products are known for being reliable, easy to operate, and low maintenance.

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