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Manual Roper G12-436

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  • Roper G12-436 - page 1

    G12-436 04/08/04 ® 3611- 4722 GHB and BHB Supplement to G12-209 OWNERS MANUAL SAFETY INSTRUCTIONS This is an industrial component. Only a qualified sy stems inte grator 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 ...

  • Roper G12-436 - page 2

    Good Practice NOTE: These are general guidelines and do not c over all possible situations. It is t he responsibility of the system integrator to appl y this product properly. Plumbing 1. The inlet pipe should b e as short and straight as possible to minimize suction pr essure losses . Excessive re strictions at the inlet ca n cause cavitation resu ...

  • Roper G12-436 - page 3

    WARNING Operating without guards could result in serious injury or death. Machinery in operation can grab, crush, cut, mangle and dismember. Do not operate without adequate guards in place. 3 ...

  • Roper G12-436 - page 4

    INSTALLATION Check Ports Versus Rotation: Make sure the inlet and discharge po rts have been correctly plumbed corresponding to the direction of rot ation and the relief valve, if present, is properly positioned. See following drawings for various configurations. Figure A 4 ...

  • Roper G12-436 - page 5

    Figure B 5 ...

  • Roper G12-436 - page 6

    1. 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 GHB Pumps: (1) ½” Combination Wrench Additional ...

  • Roper G12-436 - page 7

    2. INSTRUCTIONS FOR PUMP DISASSEMBLY Refer to PUMP SECTIONAL DRAWINGS, (Figures 7.1 and 7.2) 1. Read WARNINGS before starting to disassemble pump. While disassembling pump, always inspe ct disassembled parts and adj acent parts to see if further disassembly is needed. Replace worn o r damaged parts as required. 2. If you do not know which pump arra ...

  • Roper G12-436 - page 8

    D.) For 3700/4700 “ GHBO” and “BH B” pumps, fo llow steps 5 4 – 61. 3600/4600 ‘GHB” Gear Reduction Un it (See Figures 7.1 and 7.2) 21. Drain oil from gear reduction unit. 22. Remove drive key (A). Remove four hex head ca p screws (U) and slide seal retainer (37) assembled wit h lip seal (39) off end of pinion shaft (42). 23. Remove se ...

  • Roper G12-436 - page 9

    50. Remove drive gear (46). A gear pull er may be necessary in removing gear, as a close fit is maintained between gear and shaft. 51. Remove drive gear key (Z ). 52. Remove four socket head cap screws (AD) securing cove r (49) to backplate (6A, B). Remove cover gasket (50). 53. Remove spacer (47). 3700/4700 “GHBO” and “BHB” Pum ps (See Fig ...

  • Roper G12-436 - page 10

    6. A.) For 3600/4600 “GHBO,” “G HB,” and “BHB” pumps with shaft pa cking, follow steps 7 – 18. B.) For 3700/4700 “GHBO,” “G HB,” and “BHB” pumps with a stand ard mechanical seal, follow steps 28 – 3 8. C.) For 3700/4700 “GHBO,” “GHB,” and “BHB” pumps wit h a positive drive mechanical seal, follow steps 39 – ...

  • Roper G12-436 - page 11

    3700/4700 “GHBO,” “GHB,” and “BHB” Pumps (Sta ndard Mechanical Seal) (See Figure 7.1) 28. Place drive gear (34) into case bo re. Install key (B) in keyway of drive shaft (32). Slide drive shaft into bore of drive gear. 29. Place appropriate number of case ga skets (20) on backplat e side of case (19A, B, C, D). Align backpl ate (6A, B) ...

  • Roper G12-436 - page 12

    50. Install antirotation pin (T) in locator rin g (60). 51. Position locator ring (60 ) with antirotation pin (T) toward seal face. Align antirotation pin (T) wit h slot in back of stationary seal face and push into counterbore of backplate (6A, B). 52. Place one square head bol t (G) through each hole in seal retainer (9). Secu re seal retainer ag ...

  • Roper G12-436 - page 13

    5. INSTRUCTIONS FOR ASSEMBLY OF A TYPE “BHB” HYDRAULIC DRIVE 1. Refer to Section 3, INSTRUCTIONS FOR PUMP ASSEMBLY, steps 1 – 5. For insta lling packing, refer to steps 7 – 18. For installing mechani cal seal, refer to steps 28 – 38. 2. Refer to sectional drawing (Figu re 7.3) for TYPE “BHB” HYDRAULIC DR IVE COUPLING ASSEMBLY. 3. Secu ...

  • Roper G12-436 - page 14

    14. Rotate pinion to desired position. Install and tighten six hex head cap screws (W) along with six flat washers (X) and six lockwashers (Y). 15. If necessary, reposition plugs (AA), pet cock (AC), and oil cup (AB). Oil cup should be at uppe rmost point and petcock at second hole from bottom. 16. Refill with oil to level of petcock (AC) using Gul ...

  • Roper G12-436 - page 15

    13. Refer to gear ratio chart to select de sired gear ratio. 14. Slide drive gear (46) on driv e shaft (32) securing in place u sing retaining ring (45). Make su re key (Z) and spacer (47) are in place. The number of teeth o r part number is stamped on drive gear (46). On standard units, last two numbers of part number represent numb er of teeth on ...

  • Roper G12-436 - page 16

    GEAR REDUCTION RATIOS AND CAP ABILITIES Gear reducers are rated to transmit up t o the horsepower s (kW) shown below. Three inte rchangeable gear ratios a re available. 3611 THRU 472 2 PUM PS 60 Hz OPER ATION 50 Hz OPER ATION NUMBER OF TEETH GEAR RATIO HIGH SPEED GEAR LOW SPEED GEAR MOTOR RPM PUMP RPM MAX H P ALLOWE D MOTOR RPM PUMP RPM MAX KW ALLO ...

  • Roper G12-436 - page 17

    7. PARTS LIST 2. Ball Bearing 3. Retaining Ring, Bearing Cage 4. Retaining Ring, Ball Bearing 5. Lip Seal (GHB) 6. Backplate A. Standard B. Jacketed 7. Bearing, Short 8. Bearing, Long 9. Seal Retainer 11. Mechanical Seal 12. Retaining Ring, Mechanical Seal 13. Packing Gland Clip 14. Packing Gland 15. Spring Clip 16. Packing Ring 17. Lantern Ring (N ...

  • Roper G12-436 - page 18

    28. Spring Guide 29. Spring 30. Poppet 31. Adapter 32. Drive Shaft 33. Idler Shaft 34. Drive Gear 35. Idler Gear 57. Expansion Washer 58. Cam, Double Setting Relief Valve only 59. Operating Piston, Double Setting Relief Valve only 60. Locator Ring WRN2 Warning Plate, RV Style Relief Valve WRN3 Warning Plate, RV Style Relief Valve WRN4 Warning Plate ...

  • Roper G12-436 - page 19

    AP. O-Ring, Double Setting Relief Valve only Gear Reduction Assembly only 38. Bearing Retainer Gasket 39. Lip Seal 40. Retaining Ring, Ball Bearing 41. Ball Bearing 42. Pinion Gear and Shaft 43. Needle Bearing 44. Gear Case 45. Retaining Ring, Drive Gear 46. Drive Gear 47. Spacer 48. Gear Case Gasket 49. Cover 50. Cover Gasket U. Hex Head Cap Screw ...

  • Roper G12-436 - page 20

    Type BHB Hy draulic Drive Bracket Assem bly only 51. Bracket Half, Pump 52. Bracket Half, Motor 53. Coupling Half, Pump 54. Coupling half, Motor 55. Spider Coupling AE. Socket Head Cap Screw, Bracket to Bracket AF. Lockwasher 20 ...

  • Roper G12-436 - page 21

    Figure 7.1 21 ...

  • Roper G12-436 - page 22

    Figure 7.2 22 ...

  • Roper G12-436 - page 23

    FigFigure 3611-4722 MBHB,F,RV HYDRAULIC DRIVE COUPLI NG ASSEMBLY Figure 7.3 23 ...

  • Roper G12-436 - page 24

    8. INDEX A Aligning GHB Pinion Shaft Height, 13 – 14 Assembly Inst ructions All, 9 – 10 3600/4600 “GHBO,” 10 3600/4600 “BHB,” 10 3600/4600 “GHB” Gear Re duction Unit, 10 3700/4700 “GHBO” - Standard Me chanical Seal, 11 3700/4700 “GHBO” - Positive Drive Me chanical Seal, 11 – 12 3700/4700 “GHB” - Standard Mechani cal Se ...

  • Roper G12-436 - page 25

    TERMS & CONDITIONS AND LIMITED WARRA NTY This agreement (this "Agreement"), consisting of these Terms and Conditions , and the associated Order Acknowledgement is bindi ng upon Roper Pump Company , hereinafter "SELL ER," and the customer, hereinafter "BUYER." By placing an order for a product with the Seller, the B ...

  • Roper G12-436 - page 26

    other documents nece ssary to perfect such interests and lie ns. If Buyer defaults in its obligations un der the Order Acknowledgem ent before the price (incl uding any notes given ther efore) of the equipment has been fully paid in cash, Seller may take any and all actions permitted by law to protect its intere sts including, where permissible, re ...

  • Roper G12-436 - page 27

    27 or disclaim, (i) Seller's aggregate liability arisi ng from or re lating to this Order Acknowledgement or good s, regardless of the cause of action assert ed, is limited to the amount paid by Buyer to Seller for the applicable goods and (ii ) Seller shall not be liable for any special, incidental, c onsequential, indirect, or punitive dama ...

Manufacturer Roper Category Water Pump

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