Flowserve Durco Mark 3 ISO Frame Mounted Manuale Utente

USER INSTRUCTIONS Durco® Mark 3™ ISO frame mounted Installation Operation Maintenance Standard two piece bearing frame foot mounted, centerlin

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 10 of 52 flowserve.com Motor size and speed kW (hp) Typical sound pressure level Lp

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 11 of 52 flowserve.com 2.3.2 Pump and folded steel or polycrete baseplate set Where

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 12 of 52 flowserve.com The typical nomenclature above is the general guide to the Du

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 13 of 52 flowserve.com 3.4.2 Energy efficiency operation of pumps The pump supplied

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 14 of 52 flowserve.com d) The pump and driver have been aligned before dispatch how

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 15 of 52 flowserve.com For example, if the dial test indicator shows the foot liftin

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 16 of 52 flowserve.com c) Take into account the available NPSH, which must be highe

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 17 of 52 flowserve.com Table of maximum forces and moments (acting simultaneousl

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 18 of 52 flowserve.com Size Forces in N (lbf) Moments in Nm (lbf•ft) Suction Dischar

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 19 of 52 flowserve.com 4.6.5 Final checks Check the tightness of all bolts in the s

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 2 of 52 flowserve.com CONTENTS Page 1 INTRODUCTION AND SAFETY ...

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 20 of 52 flowserve.com 4.7 Electrical connections Electrical connections must be m

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 21 of 52 flowserve.com Where an adjustable body Denco oiler is fitted this should be

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 22 of 52 flowserve.com Frame size Oil lubricated medium duty bearings Oil lubricate

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 23 of 52 flowserve.com Pump housing filling hole. When the initial fill reaches t

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 24 of 52 flowserve.com Care must be taken when adjusting the gland on an operating

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 25 of 52 flowserve.com 5.10 Hydraulic, mechanical and electrical duty This product

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 26 of 52 flowserve.com Before working on the pump, take measures to prevent an uncon

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 27 of 52 flowserve.com The bearing temperature may be allowed to rise to 50 ºC (90

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 28 of 52 flowserve.com More specialized equipment:  Bearing pullers  Bearing ind

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 29 of 52 flowserve.com b) Turn the bearing carrier [3240] counter-clockwise until t

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 3 of 52 flowserve.com INDEX Page Additional sources (10.3) ...

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 30 of 52 flowserve.com g) Remove bearing housing assembly from pump casing [1100].

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 31 of 52 flowserve.com 6.9.3 Gaskets, O-rings and V-ring when fitted After dismantl

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 32 of 52 flowserve.com o) Install the shaft assembly into the bearing housing [3200

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 33 of 52 flowserve.com Impeller assembly with key drive impeller 6.10.4.2a) Fit a

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 34 of 52 flowserve.com Single seal with external lip seal 6.11.1.4 NB: Lever fla

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 35 of 52 flowserve.com 6.11.4 Double seal types Double back-to-back seal with Fl

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 36 of 52 flowserve.com 7 FAULTS; CAUSES AND REMEDIES FAULT SYMPTOM P u mp ov e r

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 37 of 52 flowserve.com FAULT SYMPTOM P u mp ov e r hea ts an d se i z e s Be

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 38 of 52 flowserve.com 8 PARTS LISTS AND DRAWINGS 8.1 Mark 3 ISO 8.1.1 Open imp

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 39 of 52 flowserve.com 8.1.3 Reverse vane (RV) impeller sectional drawing Drawing

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 4 of 52 flowserve.com 1 INTRODUCTION AND SAFETY 1.1 General These instructions m

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 40 of 52 flowserve.com 8.2 Centerline mounted, recessed impeller and self-primer co

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 41 of 52 flowserve.com 8.2.3 Recessed impeller pump sectional drawing Drawing tak

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 42 of 52 flowserve.com 8.2.5 Self-priming casing pump sectional drawing Drawing t

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 43 of 52 flowserve.com 8.3 Additional details 8.3.1 Bearing housing sealing detai

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 44 of 52 flowserve.com 8.3.3 Reverse impeller (RV) - screwed locking bolt drive imp

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 45 of 52 flowserve.com 8.4 Parts interchangeability 8.4.1 Durco Mark3 ISO A hydra

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 46 of 52 flowserve.com 8.4.2 Durco Mark3 ISO B hydraulic parts interchangeability

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 47 of 52 flowserve.com 8.4.3 Durco Mark 3 ISO self-priming pump parts interchangeab

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 48 of 52 flowserve.com 8.4.4 Durco Mark 3 ISO recessed impeller pump parts intercha

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 49 of 52 flowserve.com 8.5 General arrangement drawing The typical general arrangem

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 5 of 52 flowserve.com 1.6 Safety 1.6.1 Summary of safety markings These User Inst

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 50 of 52 flowserve.com Notes:

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 51 of 52 flowserve.com Notes:

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 52 of 52 flowserve.com Your Flowserve factory contact: Nominal pump discharge

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 6 of 52 flowserve.com HAZARDOUS LIQUIDS When the pump is handling hazardous liquids

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 7 of 52 flowserve.com Marking 1.6.4.2An example of ATEX equipment marking is shown

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 8 of 52 flowserve.com Additional requirements for self-priming 1.6.4.6pumps only W

DURCO MARK 3 ISO FRAME MOUNTED ENGLISH 85392719 12-14 Page 9 of 52 flowserve.com 1.7 Nameplate and safety labels 1.7.1 Nameplate For details