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READ THIS ENTIRE PAGE BEFORE PROCEEDING

 

 

FOR  THE  SAFETY  OF  PERSONNEL  AND  TO  PREVENT  DAMAGE  TO  THE  EQUIPMENT,  THE 
FOLLOWING NOMENCLATURE HAS BEEN USED IN THIS MANUAL: 

 

 

DANGER

 

 

Failure to observe the precautions noted in this box can result in severe bodily 
injury or loss of life. 

 

 

WARNING

 

 

Failure to observe the precautions noted in this box can cause injury to personnel 
by accidental contact with the equipment or liquids.  Protection should be provided 
by the user to prevent accidental contact. 

 

 

 

CAUTION

 

 

ATTENTION

 

 

Failure to observe the precautions noted in this box can cause damage or failure 
of the equipment. 

Non compliance of safety 
instructions identified by 
the following symbol 
could affect safety for 
persons: 

Safety instructions where 
electrical safety is 
involved are identified by: 

Safety instructions which 
shall be considered for 
reasons of safe operation 
of the pump and/or 
protection of the pump 
itself are marked by the 
sign: 

 

ATTENTION

 

 

 

ATTENTION

 

If operation of this pump is critical to your business, we strongly recommend you 
keep a spare pump or major repair kit in stock at all times.   As a minimum, a 
minor repair kit (o-rings, gaskets, shaft seal and bearings) should be kept in stock 
so pump refurbishment after internal inspection can be accomplished. 

 

CONTENTS

 

 

Safety and Table of Contents .......................................................................................................A 
General Instructions...................................................................................................................... 1 
Introduction ................................................................................................................................... 1 
Definitions of Model Designators of GLH8L-462 Pumps .............................................................. 1 
Structural Limits ............................................................................................................................ 2 
Description of Pump Features ...................................................................................................... 2 
Installation .................................................................................................................................... 4 
Maintenance ................................................................................................................................. 4 
Bearing Puller, Figure 2 ................................................................................................................ 5 
Mechanical Seal Drawing, Figure 3 .............................................................................................. 6 
Pump Disassembly ....................................................................................................................... 7 
Pump Assembly ............................................................................................................................ 9 
Pump Assembly Drawing, Figure 4............................................................................................. 11 
Parts List ..................................................................................................................................... 12 

 

Summary of Contents for GLH8L-462 Series

Page 1: ...and Parts List GLH8L 462 WARNING This Instruction Manual and General Instructions Manual CA 1 should be read thoroughly prior to pump installation operation or maintenance Manual No SRM00084 Rev 01 2...

Page 2: ...ns Safety instructions where electrical safety is involved are identified by Safety instructions which shall be considered for reasons of safe operation of the pump and or protection of the pump itsel...

Page 3: ...may not be otherwise covered by this manual INTRODUCTION This instruction manual covers Imo Pump GLH8L 462 The GLH design is an upgrade to existing 8L series pumps consisting of a modification kit fo...

Page 4: ...vious designs Modification kits containing GLH design parts are specified in addition to major repair kits for all 8L series pumps currently in service Balance By design all rotor sets are hydraulical...

Page 5: ...n installed monitors the temperature of the ball bearing 31 The temperature will vary depending on the temperature of the fluid pumped the speed at which the pump is running and the suction pressure T...

Page 6: ...inlet head 37 Approximate weight of inlet head is 275 pounds Remove capscrews 21 and lockwashers 20 Break inlet head 37 free from case 1 4 Rotate inlet head 37 so that inlet flange is in desired posit...

Page 7: ...aring 31 during removal 9 Tighten nuts installed on both studs evenly to press power rotor 22 shaft back into pump and through ball bearing 31 to remove bearing After power rotor 22 is pressed through...

Page 8: ...mechanical seal 27 on seal sleeve 26 position against shoulder of seal sleeve 26 Install and tighten setscrew 3E figure 3 20 Install stationary insert 1 figure 3 and O ring 2 figure 3 into seal seat a...

Page 9: ...vidual parts of the pump it is recommended that a crane and or block and tackle be available when complete disassembly of pump is required 1 Close inlet and outlet valves Vent pressure from pump and d...

Page 10: ...nce Servicing Mechanical Seal and or Ball Bearings 14 Remove balance piston 24 Remove O ring 23 from groove of power rotor 22 shaft 15 Install an eyebolt in inch tapped bore in inlet head 37 to aid in...

Page 11: ...rque value of 27 lbs ft 2 lbs ft Install O rings 12 in grooves on each end of case 1 8 Install eyebolt in inch tapped bore in inboard cover 13 to support during assembly Install inboard cover 13 on ca...

Page 12: ...3 to elbow fittings 52 Install drain plug 19 in cover 50 18 Install key 54 in slot of power rotor 22 shaft Mount pump hub of coupling Lock coupling hub to power rotor 22 shaft by installing nut 55 and...

Page 13: ......

Page 14: ...Housing 2 XX 11 Plug 1 48 Plate 1 XX 12 O ring 3 X 50 Cover 1 13 Inboard Cover 1 51 Flange Screw 12 14 Pipe Plug 4 52 Elbow Fitting 2 15 Bushing 1 XX 53 Tube 1 16 Idler Stop Subassembly 1 XX 54 Key 1...

Page 15: ...CIRCOR 1710 Airport Road PO Box 5020 Monroe NC USA 28111 5020 Tel 1 877 853 7867 Email cc circor com Web www circorpt com 2020 CIRCOR Pumps North America LLC All rights reserved...

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