Flowserve LNGT Manual do Utilizador

® Pump Division Type: LNGT CENTRIFUGAL PUMP USER INSTRUCTIONS: INSTALLATION, OPERATION, MAINTENANCE PCN=00083107 02-08 [E] These ins

Typical sound pressure level, dBA, LpA at 1 m reference 20 μPa [LwA sound power 1 pW where LpA >85 dBA] 3550 r/min 2900 r/min 1750 r/min 145

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 11 of 48 ® 2. TRANSPORT AND STORAGE 2.1 Consignment receipt and unpacking Immediately after

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 12 of 48 ® 2.3.2 Lifting with foundation frame [If applicable] Lifting lugs have been welded t

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 13 of 48 ® The pumps feature a double volute, but some small sizes have a single volute. The L

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 14 of 48 ® Identify the actual pump size and serial number from the pump nameplate. Check tha

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 15 of 48 ® 3.4.2 Pump and impeller data Pump size Impeller minimum passage size mm [in.] = o

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 16 of 48 ® 4 INSTALLATION 4.1 Location The pump should be located to allow room for access

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 17 of 48 ® shrinking grout [for example Pagel V1 or equivalent].  Leave the grout to cure ac

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 18 of 48 ® ParallelAngular Maximum permissible misalignment at working temperature: Paralle

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 19 of 48 ® 4.4.2 Suction piping Refer to the diagrams below for typical designs of suction p

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 2 of 48 ® CONTENTS Page 1 INTRODUCTION AND SAFETY ... 4 1.1 General

LNGT USER INSTRUCTIONS ENGLISH 00083107 11-07 ®Maximum forces and moments allowed on LNGT pump flanges 4.4.3.1 SI units

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 21 of 48 ® Maximum forces [F] in kN and moments [M] in kNm Suction Discharge Type and si

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 22 of 48 ® 4.4.3.2 Imperial units Maximum forces [F] in lbf and moments [M] in lbf•ft – mult

LNGT USER INSTRUCTIONS ENGLISH 00083107 11-07 ® 4.4.4 Discharge piping See section 4.6.2 for typical pipe work design. A non-return valve sho

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 24 of 48 ® box] including any temperature, earth leakage, current and other protective devices

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 25 of 48 ® Grease lubricated pumps and electric motors are supplied pre-greased. Other driver

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 26 of 48 ® (1) Possibleprimingpoints 5.5.2 Suction lift with foot valve fitted Fill suction p

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 27 of 48 ® If the pump has a packed gland there must be some leakage from the gland. Gland nu

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 28 of 48 ® Motor rating kW [hp] Maximum stop/starts per hour Up to 15 [20] 15 Between 15 [20]

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 29 of 48 ® Before restarting the machine, the relevant instructions listed in section 5, Commi

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 3 of 48 ® INDEX Page Additional sources [10.3] ... 45

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 30 of 48 ® 6.2.2 Periodic inspection [six monthly] a) Check foundation bolts for security o

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 31 of 48 ® For 4 years operation: 1 - set of bearings [journal and thrust] 2 - sets of gland

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 32 of 48 ® accordance with the instructions provided by the relevant supplier. If no coupling

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 33 of 48 ® 6.8.7 Disassembly of the throwers and V-rings (Labyrinth rings) This procedure d

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 34 of 48 ® 6.9.2 Assembly of the impeller This procedure describes how to assemble the impell

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 35 of 48 ®  Slide the mechanical seal [4200] over the pump shaft [2110] until it seats again

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 36 of 48 ® 6.9.12 Assembly of the remaining components  Assemble the coupling between the p

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 37 of 48 ® 7 FAULTS; CAUSES AND REMEDIES FAULT SYMPTOM Pump overheats and seizes ⇓⇓ Bearin

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 38 of 48 ® FAULT SYMPTOM Pump overheats and seizes ⇓⇓ Bearings have short life ⇓⇓ Pump vibrat

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 39 of 48 ® FAULT SYMPTOM Pump overheats and seizes ⇓⇓ Bearings have short life ⇓⇓ Pump vibrat

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 4 of 48 ® 1 INTRODUCTION AND SAFETY 1.1 General These instructions must always be kept clo

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 40 of 48 ® 8 PARTS LISTS AND DRAWINGS 8.1 LNGT – grease lubricated, packed gland [single or

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 41 of 48 ® Ref no Description 1213 Casing half, lower 1214 Casing half, upper 1500 Cas

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 42 of 48 ® 8.2 LNGT – oil lubricated, packed gland [single or double volute]

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 43 of 48 ® Ref no Description 1213 Casing half, lower 1214 Casing half, upper 1500 Casing

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 44 of 48 ® 8.3 LNGT – Stuffing box Dimensions in mm Shaft group Shaft d .. g6 Sleeve

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 45 of 48 ® 8.4 General Arrangement Drawing The typical general arrangement drawing and any s

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 46 of 48 ® FLOWSERVE REGIONAL SALES OFFICES: USA and Canada Flowserve Corporation [Pump D

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 47 of 48 ® Latin America and Caribbean Flowserve Corporation [Pump Division] 6840 Wynnwood La

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 48 of 48 ® Your local Flowserve office/representative: To find your local Flowse

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 5 of 48 ® 1.6 Safety 1.6.1 Summary of safety markings These User Instructions contain speci

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 6 of 48 ® PREVENT EXCESSIVE EXTERNAL PIPE LOAD Do not use pump as a support for piping. Do n

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 7 of 48 ® 1.6.4.2 Marking An example of ATEX equipment marking is shown below. The actual cl

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 8 of 48 ® 1.6.4.4 Preventing sparks To prevent a potential hazard from mechanical contact, t

LNGT USER INSTRUCTIONS ENGLISH 00083107 02-08 Page 9 of 48 ® 1.8 Specific machine performance For performance parameters see section 1.5, D