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Roper 3511 Owner's Manual
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Roper 3511 Owner's Manual

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SAFETY INSTRUCTIONS
This is an industrial component. Only a qualified systems integrator should be allowed to
design it into a system. The integrator must determine proper plumbing, mounting, driveline
and guard components.
Improper installation or use could lead to a serious, even fatal, accident. The system
integrator must communicate all safe operation procedures to the end user(s).
Before operation, fully understand and follow the instructions shown in this manual and any
instructions communicated by the system integrator. No one should be allowed to operate or
maintain this pump who has not been fully trained to work safely according to the
configuration of the pump system and in accordance with all applicable government and
industry regulations.
3511, 3517, 3522, 4511, 4517, 4522
3611, 3617, 3622, 3711, 3717, 3722,
4611, 4617, 4622, 4711, 4717, 4722
HB, SB, and BH TYPE 3
OWNERS MANUAL
(Use with Supplement Owners Manual
G12-436 for GHB and BHB Pumps)
Roper Pump Company
P.O. Box 269
Commerce, GA 30529 USA
Telephone: (706) 335-5551
TeleFAX: (706) 335-5490
Email:
sales@roperpumps.com
www.roperpumps.com
G12-209
11/29/11

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Summary of Contents for Roper 3511

  • Page 1 3511, 3517, 3522, 4511, 4517, 4522 G12-209 11/29/11 3611, 3617, 3622, 3711, 3717, 3722, 4611, 4617, 4622, 4711, 4717, 4722 HB, SB, and BH TYPE 3 OWNERS MANUAL (Use with Supplement Owners Manual G12-436 for GHB and BHB Pumps) SAFETY INSTRUCTIONS This is an industrial component.
  • Page 2 Escaping fluid can penetrate skin, causing serious injury. In case of Roper Pumps’ Close Coupled Drives accident, see a doctor Hydraulic or Gearmotor units where the drive mounts directly to the pump immediately for removal of fluid.
  • Page 3 PTO drive systems can be dangerous and when used, additional safety precautions, including guarding, may be required and must be provided by the drive system installer. Roper Pump Company has no responsibility for recommending or providing proper guarding or other safety measures in any particular application.

  • Page 4: Nameplate Data

    Copy the nameplate data from your pump in the area provided below. Use this for ready reference when ordering repair parts or when consulting with a Roper distributor or Roper Pump Company about this pump.
  • Page 5 As stated in the explanation of the pump nomenclature, all characters may not appear on every pump nameplate. NOTE: The preceding description of the figure number is to assist in identifying your Roper 3600 series pump only. DO NOT attempt to derive any ratings or performance from the figure number. DO NOT use the explanation of the figure number to construct your own pump.

  • Page 6: Pre-Operation Checks

    MAXIMUM PUMP RATINGS The maximum pressure, speed, and temperature limits for this pump SERIES are shown below. The maximum rating of a pump with a SPEC number may be different depending on the materials of construction. Maximum limits for this SERIES: Pressure 125 psi [862 kPa] Maximum Inlet 125 psi [862 kPa] Maximum Discharge...

  • Page 7: Recommended Tool List

    RECOMMENDED TOOL LIST NOTE: Tools not furnished with pump. Tools for all Pumps: (1) Safety Glasses (1) 9/16” Combination Wrench (1) ¾” Combination Wrench (1) 6” Adjustable Wrench (1) CG-45 Snap-On Tool Bearing Puller (1) 6” to 10” Three Square File (1) Pliers Additional Tools for HB Pumps: (1) 1/8”...
  • Page 8 DIRECTION OF ROTATION AND RELIEF VALVES There are four types of integral relief valves available. The standard RV, jacketed RV, and double setting RV are all designated by the letters “RV” in the pump nomenclature. The bi-directional relief valve is designated by the letters “BV”...
  • Page 9 RECOGNIZING THE RELIEF VALVE FACEPLATE ASSEMBLY FOR RV STYLE SINGLE DIRECTION RELIEF VALVE FIGURE 5.3 FACEPLATE ASSEMBLY FOR BV STYLE BI-DIRECTION RELIEF VALVE FIGURE 5.4...
  • Page 10 PROPER PUMP GEAR ROTATION Proper gear rotation is shown on the warning tags attached to the relief valve faceplate. PUMP INLET and PUMP DISCHARGE On the RV and BV style relief valve, either the “pump inlet” or “pump discharge” arrow will always point directly to one side port on the cases that have one side port and one top port.
  • Page 11 DIRECTION OF ROTATION FOR 3511 TO 4722 HB, BH, AND SB PUMPS WITH AND WITHOUT THE RV STYLE SINGLE DIRECTION RELIEF VALVE Figure 5.5...
  • Page 12 DIRECTION OF ROTATION FOR 3511 TO 4722 HB, BH, AND SB PUMPS WITH THE BV STYLE BI-DIRECTIONAL RELIEF VALVE Figure 5.6...
  • Page 13 CHANGING THE RV STYLE RELIEF VALVE POSITION Refer to the sectional drawing shown in Figure 5.7. (Not required on a pump with the BV Style Bi-Directional Relief Valve). You should have already checked the drawings in Figure 5.5 to find the correct way to position your relief valve, based on the pump’s direction of shaft rotation and position and the location of the inlet and discharge ports.
  • Page 14 DISASSEMBLY OF RV STYLE SINGLE DIRECTION RELIEF VALVE AND BV STYLE BI- DIRECTIONAL RELIEF VALVE Refer to the sectional drawing shown in Figure 5.7 and Figure 5.8. 1. Turn off pump and lock out energy source to driver. 2. Close inlet and discharge valves. 3.
  • Page 15 5. With discharge valve closed, turn adjusting screw clockwise in ½ turn increments until pressure gauge shows desired pressure setting. 6. Tighten locknut (27). 7. Open discharge line and turn off pump. DISASSEMBLY OF DOUBLE SETTING RV STYLE RELIEF VALVE Refer to the sectional drawing shown in Figure 5.9.
  • Page 16 DOUBLE SETTING RV STYLE RELIEF VALVE Figure 5.9 TO ADJUST THE DOUBLE SETTING RV STYLE RELIEF VALVE WARNING! Take necessary precautions to prevent injury or physical damage that could be caused by any loss of the product being pumped while adjusting the relief valve. DO NOT adjust the relief valve without coupling guards in place.
  • Page 17 CONVERTING FROM RV STYLE RELIEF VALVE TO DOUBLE SETTING RV STYLE RELIEF VALVE 1. On standard RV style relief valve, loosen lock and seal nut (27). 2. Turn adjusting screw (26) counterclockwise to decrease pressure on spring (29). 3. Remove relief valve cap (24) and gasket (25) along with lock and seal nut (27) and adjusting screw (26). 4.
  • Page 18 HIGH DRIVE TO LOW DRIVE Prior to operating pump, make sure that the shaft rotation, pipe connections, and the relief valve position are in accordance with the appropriate illustrations shown in Figures 5.5 and 5.6. In order to change the rotation and/or piping orientation, it may be necessary to remove the piping from the pump or the pump from the mounting.
  • Page 19 CHANGE PORT AND DRIVE SHAFT LOCATION, SAME ROTATION 13. To change the port to the opposite side and maintain same pump rotation, change drive shaft (32) from high drive to low drive (3500-3700 series with right angle ports: W to LY, Y to LW, Z to LX, X to LZ) or vice versa.
  • Page 20 Replace worn or damaged parts as required. 2) If you do not know which pump arrangement you have, collect nameplate data and refer to Section 1, NAMEPLATE DATA, to determine what you have. Consult a Roper distributor or Roper Pump Company if you have any questions.
  • Page 21 3500/4500 “BH” Pumps (See Figure 14.1) 21. Remove two locknuts (F) from square head bolts (G) securing seal retainer (9) to backplate (6A, B). Remove the seal retainer (9). 22. Remove drive shaft (32) by sliding it out from case side of backplate. 23.
  • Page 22 3700/4700 “BH” Pumps (See Figure 14.1) 41. Remove two locknuts (F) from square head bolts (G) securing seal retainer (9) to backplate (6A, B). Remove the seal retainer (9). 42. Remove drive shaft (32) along with mechanical seal (11) and retaining ring (12) from backplate (6A, B). 43.

  • Page 23: Bearing Removal And Installation

    Snap-On tool puller, part number CG45. This tool may be purchased through your local tool dealer or through Roper Pump Company. If you do not have this bearing puller, any of the bearings may be removed by using a hacksaw blade to cut through the bearing in two places 180 apart. This procedure will usually loosen the bearing enough to be pulled out.
  • Page 24 10. DIMENSIONAL DATA FOR INTERNAL PARTS Nominal dimensions are given below. With the exception of gasket thickness and lateral clearance, your actual measurements should vary from these numbers by no more than .002”. Use properly calibrated measuring equipment when measuring parts. PUMP SIZE ITEM Bore for Bearings...
  • Page 25 (20, 22, 25) and lip seals (5, 39) be installed when pump is being reassembled. WARNING! Only use genuine Roper gaskets. Gasket thickness determines proper clearances. Always check quantity of gaskets removed and replace with exact quantity. Proper material must be used based on application.
  • Page 26 11. Install drive key (A). 12. For 3500/4500 “BH” hydraulic drive assembly, go to Section 13, INSTRUCTIONS FOR ASSEMBLY OF A TYPE “MBH” HYDRAULIC DRIVE. 13. Read and understand all safety instructions and warnings before installing and operating pump. 3500/4500 “HB” and 3622 “SBFO” Pumps (See Figure 14.2) 14.
  • Page 27 33. Place one square head bolt (G) through each slot in backplate (6A, B) and through each hole in packing gland (14). Install packing gland (14) into packing box about ¼ of an inch [6 mm]. Slide packing gland clip (13) over square head bolts (G). Using two locknuts (F), secure packing gland (14) in place. Install spring clip (15) across square head bolts (G).
  • Page 28 50. Carefully remove all burrs and sharp edges from shaft over which rotating element of seal will slide. 51. Lubricate drive shaft and mechanical seal bore with a compatible lubricant. Install mechanical seal (11) on drive shaft and position seal back against retaining ring (12). Care must be taken not to nick o-ring. Be sure lapped (polished) faces of stationary seal face and rotating element are together.
  • Page 29 72. Place appropriate number of case gaskets (20) on backplate side of case (19A, B, C, D, E). Align backplate (6A, B) on dowel pins (J). Secure backplate to case using two washer head cap screws (K) and eight hex head cap screws (L). 73.
  • Page 30 INSTRUCTIONS FOR DISASSEMBLY OF A TYPE “MBH” HYDRAULIC DRIVE Refer to Section 14, PARTS LIST. 1. Read and understand all safety instructions and warnings before starting to disassemble hydraulic drive components from pump. While disassembling, always inspect disassembled parts and adjacent parts to see if further disassembly is needed.

  • Page 31: Parts List

    14. PARTS LIST E. Hex Head Cap Screw, Seal . Ball Bearing 25. Relief Valve Cap, Gasket Retainer to Backplate 3. Retaining Ring, Bearing Cage 26. Adjusting Screw F. Locknut 6. Backplate 27. Nut, Lock and Seal G. Square Head Bolt A.
  • Page 32 Figure 14.1...
  • Page 33 Figure 14.2...
  • Page 34 3611- 4722 MBH,F,RV HYDRAULIC DRIVE COUPLING ASSEMBLY Figure 14.3...

  • Page 35: Shaft Sealing

    15. SHAFT SEALING STANDARD COMPRESSION PACKING One type of shaft sealing used in these pumps is formed ring packing with or without a lantern ring. When using a packed box pump, use formed packing rings. DO NOT use a one piece spiral wrap of packing. Packing rings are available in a wide selection of materials for various applications and temperatures.

  • Page 36: Mechanical Seals

    NOTE: Not all seals will fit or function in all pumps. Modification to the pump backplate, drive shaft, and/or retainer may be required. Consult with a Roper distributor or Roper Pump Company if you are considering a seal change in your pump.

  • Page 37: Triple Lip Seal

    11. Position locator ring (60) in counterbore of backplate (6A, B). Make sure antirotation pin (T) engages in slot in back of stationary seal face. 12. Place one square head bolt (G) through each slot in backplate (6A, B) and through each hole in seal retainer (9).
  • Page 38 SEAL CHAMBER DIMENSIONALS Figure 15.2...
  • Page 39 VARIOUS MECHANICAL SEAL ARRANGEMENTS Figure 15.3...
  • Page 40 16. INDEX Assembly Instructions All, 25 3500/4500 “BH,” 25-26 3500/4500 “HB,” 25, 26 3600/4600 “BH,” 25, 26-27 3600/4600 “HB” and 3600 “SBFO”, 25, 27 3700/4700 “BH” - Standard Mechanical Seal, 25, 27-28 3700/4700 “BH” - Positive Drive Mechanical Seal, 25, 28 3700/4700 “HB”...
  • Page 41 Mechanical Seals Installation of a Positive Drive Seal (John Crane Type 8-1 and Type 9), 36-37 Various Mechanical Seal Arrangements, 39 Mounting Base, 2 Nameplate Data, 4-5 Packing Standard Compression, 35 Plumbing, 2 Ratings BV Relief Valve, 8 Double Setting RV Relief Valve, 8 Jacketing, 17 Pressure, 6 RV Relief Valve, 8...

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