MTH PUMPS E41 Series Manual Download Page 1

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Section

E41•T41

Page 501

Dated

June 2016

97-4622-01-588

E41•T41 SERIES

Pump Manual

HORIZONTAL CLOSE COUPLED

VERTICAL FLANGE MOUNTED

FLEXIBLE COUPLED

Distributed in the UK by.....
Pump Engineering Limited.

Unit B1, Riverside Industrial Estate,

Littlehampton, West Sussex, BN17 5DF, United Kingdom
Tel: 01903 730900 Fax: 01903 730234
email: [email protected] Web: www.pumpeng.co.uk

Summary of Contents for E41 Series

Page 1: ...HORIZONTAL CLOSE COUPLED VERTICAL FLANGE MOUNTED FLEXIBLE COUPLED Distributed in the UK by Pump Engineering Limited Unit B1 Riverside Industrial Estate Littlehampton West Sussex BN17 5DF United Kingdo...

Page 2: ...ump and motor A vise grip or other plier type gripping device may be used directly on the shaft Apply ing torque to the motor fan blades is not recommended If the impeller does not break loose immedia...

Page 3: ...quid and loss of performance will result as the liquid vaporizes Ps Pressure in the suction vessel in PSIA Pvp Vapor pressure of the pumped fluid in PSIA Hs Static height of the pumped fluid above or...

Page 4: ...not properly primed and purged of air A dry easily accessible location is also important Allow ample clear ance around the unit for free air circulation If a dry location is not available the pump ca...

Page 5: ...r to Figure 2 4 1 Place a straightedge across the two coupling flanges 2 Measure the maximum offset A Figure 2 4 at various points around the periphery of the cou pling DO NOT rotate the coupling 3 If...

Page 6: ...spatter and other material found in new piping systems will bend the impeller vanes and can sometimes lock up the pump If a new pump does not oper ate properly the first thing to check for is damage...

Page 7: ...t tapping with a plastic or wooden mallet on the outside diameter of the cover may be required to loosen it from the motor bracket Care should be taken if a screwdriver is needed to pry between the co...

Page 8: ...odels have used a threaded shaft and differ ent procedures are required in these cases 8 Remove the rotating element from the sleeve Refer to Fig ure 4 3 The element normally adheres tightly to the sl...

Page 9: ...the rotating element from the shaft The element normally adheres tightly to the motor shaft and some force may be necessary to remove it This is common and if care is taken the element can be reassemb...

Page 10: ...mum the impel ler should be replaced in this case If the total side running clearance for an impeller exceeds 007 it is unlikely that pump performance will reach that of a new pump except at lower dis...

Page 11: ...ly between the thumb and index finger of both hands refer to Figure 4 13 slide the assembly over the sleeve until the spring holder rests against the shoul der of the sleeve e The element must slide f...

Page 12: ...seat 125 must be installed in the motor bracket before the bracket is installed on the motor To install the seat a Place the motor bracket face up on a flat surface b To make the installation of the...

Page 13: ...lation c Carefully press the seat smooth side up into the seat cavity of the motor bracket Thumb pressure is usually sufficient to install the seat 2 Install the motor bracket This is best done with t...

Page 14: ...P15 4 Internal snap ring plier 5 Penetrating oil When installing or removing bearings from the shaft the use of an arbor press is strongly recommended To disassemble the pedestal Refer to Figures 4 19...

Page 15: ...per installation and to prevent bearing damage The bearings must seat against the shoulder for 1 Remove the flinger 21 located on the pump end of the bearing pedestal 3 2 Using a snap ring plier remov...

Page 16: ...ly turns freely Turn the shaft by hand If it is tight or rough spots are encountered it is likely that at least one of the bearings was damaged during disassem bly assembly operations and will have to...

Page 17: ...ion line Fill the system with fluid and hydrostatically test Tighten connections or replace leaky com ponents 6 Air pockets in the suction pip ing Operating the system at maximum flow conditions will...

Page 18: ...Pump dried out and close clearance areas rusted Follow installation instruc tions for loosening the pump Foreign material in pump Flush out Disassemble if flushing is not successful 3 Pump leaks Seal...

Page 19: ...or their safe removal storage and return 6C Warranty Service All requests for warranty claims should be made through the com pany from which the pump was purchased or supplied Complete details on what...

Page 20: ...owed F O B the MTH factory at Plano Illinois USA MTH may in its sole discretion deny any warranty claim if shipping damage any attempted disassembly or any other action outside of MTH s control impair...

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