Pentair myers aplex Series Installation And Service Manual
Pentair myers aplex Series Installation And Service Manual

Pentair myers aplex Series Installation And Service Manual

Triplex pumps

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MODELS
MA-15M, MA-15H, MA-25L, MA-25M, MA-40L, MA-40M,
SC-30, SC-30H, SC-45L, SC-45, SC-45H, SC-65L, SC-65, SC-65H,
RO-23, RO-38, RO-64
TRIPLEX PUMPS
INSTALLATION AND SERVICE MANUAL
NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible
party who maintains the system.
Part # AP-03-102 | © 2014 Pentair Ltd. | 01/14/14

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Summary of Contents for Pentair myers aplex Series

  • Page 1 INSTALLATION AND SERVICE MANUAL NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible party who maintains the system. Part # AP-03-102 | © 2014 Pentair Ltd. | 01/14/14...
  • Page 2: Table Of Contents

    Engineering Data Wiper Box Assembly ..........29 MA-15M ............3 General ............29 MA-15H ............4 “Poly Pak” Seal ..........29–30 MA-25L ............. 5 Mechanical Oil Seal .......... 30 MA-25M ............6 Inserting the Plunger ........30 MA-40L ............. 7 Stuffing Box, Packing and Plunger Assemblies ..30 MA-40M ............
  • Page 3: Engineering Data

    MA-15M ENGINEERING DATA MA-15M ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump MA-15M Plunger Type Rokide Stainless Steel: ® Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 15 at 650 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 1,828 lbs.
  • Page 4 MA-15H ENGINEERING DATA MA-15H ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump MA-15H Plunger Type Rokide Stainless Steel: ® Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 15 at 650 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 2,209 lbs.
  • Page 5 MA-25L ENGINEERING DATA MA-25L ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump MA-25L Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 25 at 600 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 2,475 lbs.
  • Page 6 MA-25M ENGINEERING DATA MA-25M ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump MA-25M Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 25 at 600 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 2,475 lbs.
  • Page 7 MA-40L ENGINEERING DATA MA-40L ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump MA-40L Plunger Type Rokide Stainless Steel: ® Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 40 at 550 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 3,456 lbs.
  • Page 8 MA-40M ENGINEERING DATA MA-40M ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump MA-40M Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 416 S.S. Maximum Input HP at Speed 33 at 600 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 2,851 lbs.
  • Page 9 SC-30 ENGINEERING DATA SC-30 ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-30 Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 40 at 650 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 4,193 lbs.
  • Page 10 SC-30H ENGINEERING DATA SC-30H ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-30H Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 40 at 650 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 4,193 lbs.
  • Page 11 SC-45L ENGINEERING DATA SC-45L ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-45L Plunger Type Rokide Stainless Steel: ® Chromium Oxide-Coated 416 S.S. Maximum Input HP at Speed 60 at 600 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 5,280 lbs.
  • Page 12 SC-45 ENGINEERING DATA SC-45 ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-45 Plunger Type Rokide Stainless Steel: ® Chromium Oxide-Coated 416 S.S. Maximum Input HP at Speed 60 at 600 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 5,280 lbs.
  • Page 13 SC-45H ENGINEERING DATA SC-45H ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-45H Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 60 at 600 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 5,280 lbs.
  • Page 14 SC-65L ENGINEERING DATA SC-65L ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-65L Plunger Type Rokide Stainless Steel: ® Chromium Oxide-Coated 416 S.S. Maximum Input HP at Speed 92 at 550 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 7,216 lbs.
  • Page 15 SC-65 ENGINEERING DATA SC-65 ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-65 Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 416 S.S. Maximum Input HP at Speed 92 at 550 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 7,216 lbs.
  • Page 16 SC-65H ENGINEERING DATA SC-65H ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump SC-65H Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 416 S.S. Maximum Input HP at Speed 92 at 550 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 7,216 lbs.
  • Page 17 RO-23 ENGINEERING DATA RO-23 ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump RO-23 Plunger Type Rokide Stainless Steel: ® Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 20 at 650 rpm Stuffing Boxes, Field-Removable and Replaceable Stainless Steel Rated Continuous Plunger Load 2,433 lbs.
  • Page 18 RO-38 ENGINEERING DATA RO-38 ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump RO-38 Available Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 316 S.S. Maximum Input HP at Speed 30 at 600 rpm Stuffing Boxes, Field-Removable and Replaceable: Stainless Steel Rated Continuous Plunger Load 2,968 lbs.
  • Page 19 RO-64 ENGINEERING DATA RO-64 ENGINEERING DATA Power End Liquid End (Continued) Model Triplex Pump RO-64 Plunger Type Rokide ® Stainless Steel: Chromium Oxide-Coated 416 S.S. Maximum Input HP at Speed 33 at 550 rpm Stuffing Boxes, Field-Removable and Replaceable: Rated Continuous Plunger Load 2,851 lbs.
  • Page 20: Dimensional Data

    CROSS-SECTION DIMENSIONAL DATA TABLE Ref. No. MA-15M MA-15H MA-25L MA-25M MA-40L MA-40M SC-30 SC-30H SC-45 SC-45L SC-45H SC-65 SC-65L SC-65H RO-23 RO-38 RO-64 8-1/4 8-1/4 7-7/8 9-1/4 9-3/4 6-9/16 6-9/16 7-7/8 7-7/8 7-7/8 9-3/4 8-1/4 9-1/4 17-1/2 17-1/2 18-5/8 25-3/4 28-1/4 15-1/16 15-1/16 18-5/8...
  • Page 21 DIMENSIONAL DRAWINGS F5 DIA. HOLE 4 PLACES CRANKSHAFT PUMP TYP. FOUNDATION PLAN Cast Fluid End PUMP OIL LEVEL DISCHARGE CONNECTION DIPSTICK SUCTION CONNECTION CRADLE DRAIN OIL DRAIN PLUG NOTE REQUIRED Cast Fluid End DIRECTION OF ROTATION PUMP DISCHARGE CONNECTION OIL LEVEL DIPSTICK SUCTION CONNECTION CRADLE DRAIN...
  • Page 22: Installation, Operation, Lubrication, Maintenance And Storage Instructions

    INSTALLATION, OPERATION, working spaces around the pump to provide ample access to fluid end, power end, and associated drive LUBRICATION, MAINTENANCE AND elements. Do not expect good maintenance to result if the pump is positioned on muddy terrain, or in a dirty, STORAGE INSTRUCTIONS cramped, dimly lighted area! The supply tank(s) should be large to allow dissolved...
  • Page 23: Acceleration Head

    into the line unless all flanges and connections are NOTE: Charge pumps should be sized to 150% of rated airtight and watertight. If you can see water leaking out pump volume. Charge pumps need to be centrifugals, of a suction line when the pump is still, that may mean not a positive displacement pump.
  • Page 24: Bypass Piping

    LUBRICATION direct, well supported and solidly anchored. Avoid “dead” ends and abrupt direction changes. Myers Aplex Series pumps use S.A.E. 40 wt. nondetergent oil in the crank case. This oil requires BYPASS PIPING only a nonfoaming additive and should possess good water separation (antiemulsion) character is tics.
  • Page 26: Direction Of Rotation

    C.D. GENERAL Myers Aplex Series crankshaft suspension uses two single-row tapered bearings, which are shim adjusted to provide the correct running clearance. Thorough cleaning of all components prior to assembly is essential.
  • Page 27: Installing Crankshaft

    GENERAL Install O-ring on the crankshaft extension guard. Tap the guard over the crankshaft Myers Aplex Series connecting rod assemblies employ extension if an auxiliary drive is not being used. precision automotive type steel-backed, babbitt-lined crankpin bearing halves which require no shims for SHIM ADJUSTMENT OF TAPERED clearance adjustment.
  • Page 28: Installing Wrist Pin Bushings

    0.015" must be sleeved with a cast iron liner to Replacement bushings are furnished prebored by reestablish correct geometry and alignment. Contact Myers Aplex Series which usually eliminates the need Aurora pump, Aplex series concerning badly worn to ream the installed bushing bore. However, due to frame bores.
  • Page 29: Order Of Assembly

    Crankpins that are and water. worn out-of-round, tapered, or badly Myers Aplex Series has developed a unique sealing set scored should either which operates on a hardened and ground stainless be dis carded or per- steel extension rod (often called “pony” rod), and a...
  • Page 30: Mechanical Oil Seal

    With the box positioned in a hydraulic press, GENERAL install the backup seal against the Poly Pak seal, with the lips of both seals facing downward. Myers Aplex Series pumps all feature field removable PRESS and replaceable stuffing boxes. The WIPER BOX SC-45 has integral extension rods.
  • Page 31: Spring Loaded Packing

    GLAND RING ELASTOMER SPRING individually. These two screws should be tightened before the stuffing boxes. PLUNGER SUPPORT RING POWER END FLUID END The Hi/Lo packing is totally retrofitable to existing Myers Aplex Series pump. Use the drawing for proper reassembly order.
  • Page 32: Connecting The Plunger

    Do not hammer or pry. Install the rubber baffle on to the integral extension All threads on Myers Aplex Series plungers must be rod, sliding it against the knurled shoulder of the CLEAN and oiled before assembly. Stainless steel plunger.
  • Page 33: Converting Plunger To Piston

    1. Remove the 8 cap screws and the cylinder head retaining plate from the front of the liquid end. The Myers Aplex Series valve is a precision made subassembly using threads cut into the rim of seat 2. Unscrew the nylock socket head cap screw for use with Myers Aplex Series setting/pulling tool.
  • Page 34: Setting The Valve Seat

    Then screw the valve seat onto the puller VALVE SPRING OPTIONS: head by hand until it shoulders against the puller shoulder. Do not tighten. All Myers Aplex Series valve springs are made of Inconel material, precisely designed and fabricated. ®...
  • Page 35: Valve Disc Options

    Remove the cage, spring and valve from the fluid Delrin discs are relatively inexpensive and salvage is ® end. Attach the Myers Aplex Series puller head to the seldom worthwhile. Replace the stem, if severely worn. puller stem, tighten their tapered threads with a pipe Inconel valve springs rarely require replacement.
  • Page 36 TROUBLE LOCATION AND REMEDY Trouble Possible Cause Remedy Pump fails to deliver Speed incorrect. Change drive ratio or tighten required capacity. Belts slipping. belts (if loose). Correct motor speed. Air leaking into pump. Seal with compounds. Liquid cylinder valves, Reface or lap valves and seats; seats or plungers worn.
  • Page 37 TROUBLE LOCATION AND REMEDY Trouble Possible Cause Remedy Consistent knock. Water in power end, crankcase. Drain. Refill with clean oil. Worn or noisy gear. Replace. Worn or loose main bearing, crank pin Adjust or replace. bearing, wrist pin bushing, plunger, Add oil to proper level.
  • Page 38: Parts Lists

    Power Frame Assembly; Connecting Rod, Crosshead & Wiper Box Assembly 22 18 MA-15M, MA-15H, RO-23 MA-15M, MA-15H, RO-23 Item Quantity Description Part Number Item Quantity Description Part Number Power Frame 7207-0025-01E Crankpin Bearing Half 7207-0024-00K Crankcase Cover 7207-0028-00B Wrist Pin 7207-0019-00A 5/16"...
  • Page 39 Power Frame Assembly; Connecting Rod, Crosshead & Wiper Box Assembly 13 14 MA-25L, SC-45L MA-25L, SC-45L Item Quantity Description Part Number Item Quantity Description Part Number Power Frame 7206-0276-00K Crankpin Bearing Pair 7206-0006-00K Crankcase Cover 7206-0021-00B Wrist Pin 7206-0005-00A 3/8" NC Hex Head Cap Screw x 5/8" Long 100-038058-273 Crosshead 7206-0010-00C...
  • Page 40 Power Frame Assembly; Connecting Rod, Crosshead & Wiper Box Assembly 13 14 MA-40L, SC-65L MA-40L, SC-65L Item Quantity Description Part Number Item Quantity Description Part Number Power Frame 7203-0414-00K Crankpin Bearing Pair 7203-0160-00K For Left-Hand Hyd. or Gear Adaption 7203-0515-00K Wrist Pin 7203-0116-00A Crankcase Cover...
  • Page 41 Power Frame Assembly; Connecting Rod, Crosshead & Wiper Box Assembly SC-65 SC-65 Item Quantity Description Part Number Item Quantity Description Part Number Power Frame (Right-Hand Drive) 7203-0103-50K Connecting Rod subassembly, which includes 7203-0104-00D Wrist Pin Bushing 7203-0115-00A Power Frame (Left-Hand Drive) 7203-0596-00K 3/8"...
  • Page 42 Crankshaft Assembly 1-3/4" Stroke; Right-Hand Drive SC-30, SC-30H SC-30, SC-30H Item Quantity Description Part Number Item Quantity Description Part Number Crankshaft 7207-0043-00B Shim Set 7207-0006-00A Drive Key 146-038134-236 Oil Seal 145-055072-08 Crankshaft Kit (includes items 1, 2, 3 & 4) Bearing Retainer 7207-0005-00B Bearing Cone, Tapered Roller*...
  • Page 43 Crankshaft Assembly 2" Stroke; Right and Left-Hand Drive; Right-Hand Shown MA-25L, MA-25M, RO-38 MA-25L, MA-25M, RO-38 Item Quantity Description Part Number Item Quantity Description Part Number Crankshaft Assembly (includes items 1 & 2) PE244K Shim Set 7509-0014-50A Crankshaft, 2-1/4" Stroke 7206-0017-50C Oil Seal 145-234334-999...
  • Page 44 Crankshaft Assembly 1-3/4" Stroke; Right-Hand Drive SC-45L, SC-45 SC-45L, SC-45 Item Quantity Description Part Number Item Quantity Description Part Number Crankshaft Assembly (includes items 1 & 10) PE237K Frame Plug 7206-0064-00A Crankshaft, for Bearingless Hyd. Motor 7206-0122-50B O-Ring #2-238 110-000238-200 Spline Adapter (Coupling) 7206-0121-00A (listed above with the Crankshaft Assembly)
  • Page 45 Crankshaft Assembly 2-1/2" Stroke; Right-Hand and Left-Hand Drive; Right-Hand Shown MA-40L, MA-40M, RO-64 MA-40L, MA-40M, RO-64 Item Quantity Description Part Number Item Quantity Description Part Number Crankshaft Assembly (includes items 1 & 2) PE136K Shim Set 7509-0013-00A Crankshaft, 2-1/4" Stroke 7203-0106-00C *Oil Seal 145-234334-999...
  • Page 46 Crankshaft Assembly 2-3/4" Stroke; Left-Hand Drive SC-65L, SC-65, SC-65H SC-65L, SC-65, SC-65H Item Quantity Description Part Number Item Quantity Description Part Number Crankshaft Assembly (includes items 1 & 2) PE152K 1/2" NC Hex Head Cap Screw 1-1/2" Long 100-012112-273 Crankshaft, 2-3/4" Stroke 7203-0156-00C Shim Set 7509-0013-00A...
  • Page 47 Crankshaft Assembly 2-3/4" Stroke; Auburn Planetary; Right-Hand Drive Shown SC-65L, SC-65, SC-65H SC-65L, SC-65, SC-65H R.H. Drive L.H. Drive R.H. Drive L.H. Drive Item Quantity Description Part Number Part Number Item Quantity Description Part Number Part Number Crankshaft Assembly Oil Seal 145-318418-999 145-234334-999 (includes items 1, 10, &...
  • Page 48 Front Suction Fluid End Assembly MA-15M, SC-30, RO-23 Item Quantity Description Part Number Fluid End, Ductile Iron 7207-0007-00B Fluid End, Nickel Aluminum Bronze 7207-0008-00B 5/8" NC Socket Head Cap Screw x 1-1/2" Long 271-058112-271 Valve Cover & Cylinder Head Plugs 7207-0014-00A 5/16"...
  • Page 49 Fluid End Assembly (Front Suction S/N 3000+) MA-25M, SC-45 Item Quantity Description Part Number Fluid End, Ductile Iron 7206-0317-00B 3/4" NC Socket Head Cap Screw x 2" Long 271-034200-271 Valve Cover Plug 7203-0119-00A Cylinder Head Plug 7206-0018-00A 3/8" NC Hex Head Cap Screw x 1-1/4" Long 100-038114-273 1/2"...
  • Page 50 Side Suction Fluid End Assembly MA-40L, SC-65L Item Quantity Description Part Number Fluid End, Ductile Iron 7203-0521-00B 7/8" NC Socket Head Cap Screw x 2-3/4" Long 271-078234-271 Valve Cover & Cylinder Head Plug 7203-0565-00B 1/2" NC Hex Head Cap Screw x 1-1/4" Long 100-012114-273 Retainer Plate, Valve Cover &...
  • Page 51 Front Suction Fluid End Assembly MA-15M, RO-23 Item Quantity Description Part Number Fluid End Consult Factory 5/8" NC Socket Head Cap Screw x 3-3/4" Long 271-058334-271 Valve Cover & Cylinder Head Plug 7207-0014-10A 5/16" NC Hex Head Cap Screw x 7/8" Long 100-516078-273 Retainer Plate, Valve Cover &...
  • Page 52 Fluid End Assembly MA-25L, SC-45L Item Quantity Description Part Number Fluid End Consult Factory 3/4" NC Socket Head Cap Screw x 4-1/2" Long 271-034412-271 Cylinder Head Plug 7203-0119-00A 3/8" NC Hex Head Cap Screw x 1-1/4" Long 100-038114-273 Valve Cover 7206-0284-00B Retainer Plate, Cylinder Head 7206-0019-00B...
  • Page 53 Block Fluid End Assembly MA-40L Item Quantity Description Part Number Fluid End Consult Factory 7/8" NC Socket Head Cap Screw x 5-3/4" Long 271-078534-271 Valve Cover & Cylinder Head Plug 7203-0565-00B 1/2" NC Hex Head Cap Screw x 1-1/4" Long 100-012114-273 Retainer Plate, Valve Cover &...
  • Page 54 Stuffing Box Assembly *RO pumps do not use steel. For both Stuffing Box and Gland use the following: Nickel Aluminum Bronze: xxxx-xxxx-01A. 316 Stainless Steel: xxxx-xxxx-03A. 2205 Duplex Stainless Steel: xxxx-xxxx-04A. GLAND NUT WRENCH 7206-0086-00B Qty. 3 per pump ea. MA-15M, MA-15H, SC-30, SC-30H, RO-23 Plunger, Stuffing Box Seal,...
  • Page 55 Stuffing Box Assembly *RO pumps do not use steel. ** NOTE: 1" and 7/8" require a separate extension rod – 7206-0024-00A. For both Stuffing Box and Gland use the following: Nickel Aluminum Bronze: xxxx-xxxx-01A. 316 Stainless Steel: xxxx-xxxx-03A. 2205 Duplex Stainless Steel: xxxx-xxxx-04A.
  • Page 56 Stuffing Box Assembly *RO pumps do not use steel. *For both Stuffing Box and Gland use the following: Nickel Aluminum Bronze: xxxx-xxxx-01A. 316 Stainless Steel: xxxx-xxxx-03A. 2205 Duplex Stainless Steel: xxxx-xxxx-04A. ** For TX plunger use 7203-0530-xxB (for abrasive service). GLAND NUT WRENCH 7202-0399-00B Qty.
  • Page 57 Piston Assembly; 1-3/4" Kevlar and Chrome Oxide ® Qty. 3 per pump ea. SC-30 SC-30 Item Quantity Description Part Number Item Quantity Description Part Number Piston Rod 7207-0198-00B Piston Keeper 7206-0391-00A Piston Liner 1-3/4" White Ceramic 7207-0214-00A O-Ring 110-000024-218 Piston Liner 1-3/4" Chrome Oxide 7207-0197-00A Socket Head Cap Screw 16654A009...
  • Page 58 Piston Assembly; 1-3/4" Kevlar and Chrome Oxide ® Qty. 3 per pump ea. SC-45 SC-45 Item Quantity Description Part Number Item Quantity Description Part Number Piston Rod 7206-0365-00B Piston Keeper 7206-0391-00A Piston Liner 1-3/4" Chrome Oxide 7206-0360-00A O-Ring 110-000024-218 Piston Liner 1-3/4" White Ceramic 7206-0405-00A Socket Head Cap Screw 16654A009...
  • Page 59 Piston Assembly; 3" Black Rubber and White Ceramic Qty. 3 per pump ea. SC-65L SC-65L Item Quantity Description Part Number Item Quantity Description Part Number Piston Rod 7203-0624-00B O-Ring 110-000024-218 Piston Liner 3" 7203-0658-00A Socket Head Cap Screw 16654A006 Piston Hub 7203-0661-00A Fluid Seal 7202-0041-00A...
  • Page 60: Warranty

    (f) if unit is used for purposes other than for what it is designed and manufactured; (g) to any unit that has been repaired or altered by anyone other than Pentair Myers or an authorized Pentair Myers service provider;...

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