Flowserve MNV User Manual

® Pump Division Types: MNV and MNZ (Vertical long shafted) CENTRIFUGAL PUMPS USER INSTRUCTIONS: INSTALLATION, OPERATION, M

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 10 of 47 ®1.9 Specific machine performance For performance parameters see section

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 11 of 47 ®2.3.2 Lifting of driver Use driver lifting lugs/ or follow driver manufa

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 12 of 47 ®g) Cover openings in the stuffing box head between the casing and bearin

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 13 of 47 ®3.1 Nozzle configurations The MNV and MNZ pumps are configured with vari

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 14 of 47 ®3.2 Name nomenclature The pump size will be engraved on the nameplate ty

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 15 of 47 ®The number of packing rings list is provided in section 6.1.8.1. Place t

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 16 of 47 ®4 INSTALLATION Equipment operated in hazardous locations must comply wi

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 17 of 47 ®The foundation should be of sufficient strength to absorb vibration (i.e.

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 18 of 47 ®4.5 Initial alignment Ensure pump and driver are isolated electrically

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 19 of 47 ®4.5.4 Alignment criteria Accurate alignment of pump and drive shafts is

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 2 of 47 ®CONTENTS PAGE CONTENTS...

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 20 of 47 ®Consequently, when pipe couplings lack axial rigidity, a suitable pipe an

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 21 of 47 ®4.6.4 Auxiliary piping 4.6.4.1 Drains Pipe pump casing drains and glan

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 22 of 47 ®5 COMMISSIONING, START-UP, OPERATION AND SHUTDOWN These operations mus

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 23 of 47 ®5.2.3.1 Grease fittings PLUGGEDGREASE FITTINGGREASE FITTINGTHRUST BEA

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 24 of 47 ®5.2.5.2 Recommended grease fill quantities Frame No. Line Bearing, Timke

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 25 of 47 ®5.5 Guarding Guarding is supplied fitted to the pump set. If this has b

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 26 of 47 ®5.7.2 Pump start up The procedure for starting the unit will vary somewh

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 27 of 47 ® Care must be taken when adjusting the gland on an operating pump. Safet

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 28 of 47 ®5.9 Stopping and shutdown a) Close the outlet valve slowly. b) Shut d

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 29 of 47 ®If platforms, stairs and guard rails are required for maintenance, they m

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 3 of 47 ®1 INTRODUCTION AND SAFETY 1.1 General These instructions must always b

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 30 of 47 ®6.1.2 Periodic inspection (six monthly) Check the stuffing box for free

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 31 of 47 ®6.1.6.1 Measuring wearing ring gap There are two methods for checking we

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 32 of 47 ®Any sleeve grooved more than 3.0 mm (0.12 in.) deep should immediately b

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 33 of 47 ®6.1.8.1 Stuffing Box Data (All Dimensions in mm (Inches) Bearing Frame

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 34 of 47 ®Check that the sleeve is free of pits, burrs or sharp edges to prevent cu

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 35 of 47 ®6.1.10.4 To clean the bearings a) Wipe off as much grease as possible

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 36 of 47 ®d) In cases where more than one part or box is returned, individually pr

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 37 of 47 ®6.7 Disassembly Refer to section 1.6, Safety, before dismantling the pu

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 38 of 47 ®In forcing a bearing onto a shaft, be careful that the cone is never cock

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 39 of 47 ®6.7.5 Bearing end play Bearing Frame Recommended end play mm (in.) End

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 4 of 47 ®1.6 Safety 1.6.1 Summary of safety markings These User Instructions con

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 40 of 47 ®6.9 Assembly To assemble the pump consult the sectional drawings, see se

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 41 of 47 ®7 FAULTS; CAUSES AND REMEDIES FAULT SYMPTOM P u m p o ve r h e a ts

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 42 of 47 ®FAULT SYMPTOM P u m p o ve r h e a ts a n d s e i z e s ⇓⇓ B e a r

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 43 of 47 ®8 PARTS LIST AND DRAWINGS 8.1 MNV cross section and parts list (Typica

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 44 of 47 ®8.1.1 Parts list MNV (See section 8.1 for details) STATIONARY PARTS Ref

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 45 of 47 ®8.2 MNZ cross section and parts list (Typical- Grease filled) The sec

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 46 of 47 ®8.2.1 MNZ parts list (See section 8.2 for details) STATIONARY PARTS Ref

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 47 of 47 ®FLOWSERVE REGIONAL SALES OFFICES: USA and Canada Flowserve Corporation

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 5 of 47 ® HOT (and cold) PARTS If hot or freezing components or auxiliary heating s

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 6 of 47 ®1.6.4.2 Marking An example of ATEX equipment marking is shown below. The

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 7 of 47 ®1.6.4.5 Preventing sparks To prevent a potential hazard from mechanical

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 8 of 47 ®1.7 Nameplate and warning labels 1.7.1 Nameplate For details of namepla

MNV & MNZ USER INSTRUCTIONS ENGLISH 71569188 11/04 Page 9 of 47 ®1.8 Noise level Whenever pump noise level exceeds 85 dBA, attention must