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ACDE
OM‐00652‐09
April 17, 1981
Rev. F 1‐21‐14
INSTALLATION, OPERATION,
AND MAINTENANCE MANUAL
WITH PARTS LIST
10 SERIES PUMP
MODEL
14A2‐B
THE GORMAN‐RUPP COMPANY D MANSFIELD, OHIO
www.grpumps.com
D
GORMAN‐RUPP OF CANADA LIMITED
ST. THOMAS, ONTARIO, CANADA
Printed in U.S.A.
e
1981 The Gorman‐Rupp Company
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Summary of Contents for GORMAN-RUPP 14A2-B
- Page 1 ACDE OM‐00652‐09 April 17, 1981 Rev. F 1‐21‐14 INSTALLATION, OPERATION, AND MAINTENANCE MANUAL WITH PARTS LIST 10 SERIES PUMP MODEL 14A2‐B THE GORMAN‐RUPP COMPANY D MANSFIELD, OHIO www.grpumps.com GORMAN‐RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA Printed in U.S.A. 1981 The Gorman‐Rupp Company...
- Page 2 Register your new Gorman‐Rupp pump online at www.grpumps.com Valid serial number and e‐mail address required. RECORD YOUR PUMP MODEL AND SERIAL NUMBER Please record your pump model and serial number in the spaces provided below. Your Gorman‐Rupp distributor needs this information when you require parts or service. Pump Model: Serial Number:...
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Page 3: Table Of Contents
TABLE OF CONTENTS INTRODUCTION ..........PAGE I - 1 SAFETY ‐... - Page 4 TABLE OF CONTENTS (continued) TROUBLESHOOTING - SECTION D ......PAGE D - 1 PREVENTIVE MAINTENANCE .
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Page 5: Introduction
10 SERIES OM-00652 INTRODUCTION Thank You for purchasing a Gorman‐Rupp pump. The following are used to alert maintenance per Read this manual carefully to learn how to safely sonnel to procedures which require special atten install and operate your pump. Failure to do so tion, to those which could damage equipment, and could result in personal injury or damage to the to those which could be dangerous to personnel:... -
Page 6: Safety - Section A
10 SERIES OM-00652 SAFETY ‐ SECTION A This information applies to 10 Series ba 5. Close the suction and discharge sic pumps. Gorman‐Rupp has no con valves. trol over or particular knowledge of the 6. Vent the pump slowly and cau power source which will be used. - Page 7 OM-00652 10 SERIES Do not remove plates, covers, gauges, Do not operate the pump without the pipe plugs, or fittings from an over shields and/or guards in place over the heated pump. Vapor pressure within the drive shaft, belts, and/or couplings, or pump can cause parts being disen...
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Page 8: Installation - Section B
See Figure B-1 for the approximate physical di some of the information such as mounting, line mensions of this pump. OUTLINE DRAWING Figure B-1. Pump Model 14A2-B INSTALLATION PAGE B - 1... -
Page 9: Preinstallation Inspection
OM-00652 10 SERIES PREINSTALLATION INSPECTION POSITIONING PUMP The pump assembly was inspected and tested be fore shipment from the factory. Before installation, inspect the pump for damage which may have oc Death or serious personal injury and curred during shipment. Check as follows: damage to the pump or components a. -
Page 10: Suction And Discharge Piping
10 SERIES OM-00652 Installation closer to the pump may result in erratic SUCTION AND DISCHARGE PIPING readings. Pump performance is adversely effected by in SUCTION LINES creased suction lift, discharge elevation, and fric tion losses. See the performance curve on Page To avoid air pockets which could affect pump prim... -
Page 11: Suction Lines In Sumps
OM-00652 10 SERIES Suction Lines In Sumps of one or both pumps. To avoid this, position the suction inlets so that they are separated by a dis If a single suction line is installed in a sump, it tance equal to at least 3 times the diameter of the should be positioned away from the wall of the suction pipe. -
Page 12: Discharge Lines
10 SERIES OM-00652 DISCHARGE LINES NOTE The bypass line should be sized so that it does not affect pump discharge capacity; however, the by Siphoning pass line should be at least 1 inch (25,4 mm) in di ameter to minimize the chance of plugging. Do not terminate the discharge line at a level lower than that of the liquid being pumped unless a si... -
Page 13: Automatic Air Release Valve
OM-00652 10 SERIES ter the pump completely cools, drain the liquid from the pump by removing the casing drain plug. Use caution when re moving the plug to prevent injury to per Except in certain specific applications (to sonnel from hot liquid. prevent flooding during service of an auto... -
Page 14: Alignment
10 SERIES OM-00652 DISCHARGE PIPE CLEAN‐OUT COVER INSTALL AIR RELEASE VALVE IN HORIZONTAL POSITION DISCHARGE CHECK VALVE 90_ LONG RADIUS ELBOW SUPPORT PUMP DISCHARGE BRACKET SELF‐PRIMING CENTRIFUGAL PUMP BLEED LINE 1” (25,4 MM) DIA. MIN. (CUSTOMER FUR NISHED) DO NOT EX SUCTION TEND BELOW PUMP LINE... -
Page 15: Coupled Drives
OM-00652 10 SERIES When checking alignment, disconnect the power source to ensure that the pump will remain inoperative. Adjusting the alignment in one direction Figure 4B. Alignment of V‐Belt Driven Pumps may alter the alignment in another direc tion. Check each procedure after altering Check parallel adjustment by laying a straightedge alignment. -
Page 16: V-Belt Tensioning
10 SERIES OM-00652 excessive power loss and possible bearing failure. Belt Span Select pulleys that will match the proper speed ra tio; overspeeding the pump may damage both pump and power source. Deflection Do not operate the pump without the guard in place over the rotating parts. - Page 17 OM-00652 10 SERIES Table 1. Sheave Diameter (Inches) Table 2. Sheave Diameter (Millimeters) Deflection Force (Lbs.) Deflection Force (KG.) Belt Deflection Force Belt Deflection Force Uncogged Cogged Uncogged Cogged Hy‐T Belts & Torque‐Flex Hy‐T Belts & Torque‐Flex Uncogged & Machined Uncogged &...
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Page 18: Operation - Section C
OM-00652 10 SERIES OPERATION - SECTION C Review all SAFETY information in Section A. Add liquid to the pump casing when: 1. The pump is being put into service for the Follow the instructions on all tags, labels and first time. decals attached to the pump. -
Page 19: Operation
OM-00652 10 SERIES Consult the operating manual furnished with the filled, adjust the throttling valve to the required flow pump power source before attempting to start the rate. power source. Leakage If an electric motor is used to drive the pump, re move V‐belts, couplings, or otherwise disconnect No leakage should be visible at pump mating sur... -
Page 20: Pump Vacuum Check
OM-00652 10 SERIES Pump Vacuum Check Temperatures up to 160_F (71_C) are considered normal for bearings, and they can operate safely to With the pump inoperative, install a vacuum gauge at least 180_F (82_C). in the system, using pipe dope on the threads. Block the suction line and start the pump. - Page 21 10 SERIES OM-00652 TROUBLESHOOTING - SECTION D Review all SAFETY information in Section A. Before attempting to open or service the pump: 1. Familiarize yourself with this manual. 2. Disconnect or lock out the power source to ensure that the pump will remain inoperative.
- Page 22 OM-00652 10 SERIES TROUBLE POSSIBLE CAUSE PROBABLE REMEDY PUMP STOPS OR Leaking or worn seal or pump gasket. Check pump vacuum. Replace FAILS TO DELIVER leaking or worn seal or gasket. RATED FLOW OR Impeller clogged. Free impeller of debris. PRESSURE (cont.) Pump speed too slow.
- Page 23 10 SERIES OM-00652 equipped) between regularly scheduled inspec PREVENTIVE MAINTENANCE tions can indicate problems that can be corrected Since pump applications are seldom identical, and before system damage or catastrophic failure oc pump wear is directly affected by such things as curs.
- Page 24 PUMP MAINTENANCE AND REPAIR ‐ SECTION E MAINTENANCE AND REPAIR OF THE WEARING PARTS OF THE PUMP WILL MAINTAIN PEAK OPERATING PERFORMANCE. STANDARD PERFORMANCE FOR PUMP MODEL 14A2-B Based on 70_F (21_C) clear water at sea level Contact the Gorman‐Rupp Company to verify per...
- Page 25 OM-00652 10 SERIES PARTS PAGE SECTION DRAWING VOLUTE TOP VIEW Figure E-1. Pump Model 14A2-B PAGE E - 2 MAINTENANCE & REPAIR...
- Page 26 10 SERIES OM-00652 PARTS LIST Pump Model 14A2-B (From S/N 740693 up) If your pump serial number is followed by an “N”, your pump is NOT a standard production model. Contact the Gorman‐Rupp Company to verify part numbers. ITEM PART NAME...
- Page 27 OM-00652 10 SERIES PUMP AND SEAL DISASSEMBLY 4. Check the temperature before opening any covers, plates, or AND REASSEMBLY plugs. 5. Close the suction and discharge Review all SAFETY information in Section A. valves. 6. Vent the pump slowly and cau Follow the instructions on all tags, label and de...
- Page 28 10 SERIES OM-00652 (50). Loosen the clamp bar screw (49) and remove When the impeller breaks loose, remove the lathe the clamp bar (48). Pull the back cover and wear dog and wood block. plate from the pump casing. Remove the back cov er gasket (47).
- Page 29 OM-00652 10 SERIES the seal packing rings. The seal liner is a press fit After removing the shaft and bearings, clean and into the seal plate and does not normally require re inspect the bearings in place as follows. placement. If replacement is required, see Seal Installation.
- Page 30 10 SERIES OM-00652 If bearing replacement is required, use a bearing After the bearings have been installed and allowed puller or arbor (or hydraulic) press to remove the to cool, check to ensure that they have not moved bearings from the shaft. away from the shaft shoulders in shrinking.
- Page 31 OM-00652 10 SERIES Inspect the impeller shaft for damage. Small NOTE scratches or nicks may be removed with a fine file Shaft endplay should be between .002 and .010 or emery cloth. If excessive wear exists, the shaft inch (.05 to .25 mm). Add or remove bearing adjust will have to be replaced.
- Page 32 10 SERIES OM-00652 SEAL GREASE PLATE CUP PIPING SPRING IMPELLER SHIMS SEAL LINER SPACER STATIONARY SLEEVE SEATS IMPELLER SHAFT IMPELLER PACKING RINGS PACKING WASHERS SEAL WASHER ROTATING ELEMENTS Figure E-3. Seal Assembly from a length of plastic pipe would aid this installa tion.
- Page 33 OM-00652 10 SERIES A clearance of .020 to .040 inch (0,51 to 1,02 mm) Clean any scales or debris from the contacting sur between the impeller and the seal plate is neces faces on the pump casing that might prevent a sary for maximum pump efficiency.
- Page 34 10 SERIES OM-00652 Refer to OPERATION, Section C, before putting the pump back into service. LUBRICATION Monitor the condition of the bearing lubri cant regularly for evidence of rust or mois ture condensation. This is especially im Bearings portant in areas where variable hot and The pedestal was fully lubricated when shipped cold temperatures are common.
- Page 35 For U.S. and International Warranty Information, Please Visit www.grpumps.com/warranty or call: U.S.: 419-755-1280 International: +1-419-755-1352 For Canadian Warranty Information, Please Visit www.grcanada.com/warranty or call: 519-631-2870 THE GORMAN‐RUPP COMPANY D MANSFIELD, OHIO GORMAN‐RUPP OF CANADA LIMITED ST. THOMAS, ONTARIO, CANADA...
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