Flowserve Centrifugal Pump 8-UB-1 manuale d’uso

® Pump Division Type: 8-UB-1 CENTRIFUGA L PUMP USER INSTRUCTIONS: INSTALLATION, OPERAT ION, MAINTENANCE PCN=71569 2 47 0 7-04(E) (supercedes 6 176/651 1) These instructions mu st be r ead prior to inst alling, operating, using and maintaining this equipment.[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 2 of 32 ® CONTENTS PA G E 1 INTRODUCT ION AND SAFET Y ........................... 4 1.1 Genera l ........................................................... 4 1.2 CE m arking an d approvals .............................. 4 1.3 Discla imer ....................................................... 4 1[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 3 of 32 ® INDEX PA GE Addition al sources (10.3) ......................................... 31 Alignm ent of shaf ting (4.2, 4. 4 and 4.6) Assem bly (6.10) ....................................................... 24 ATEX mark ing (1.6.4.2) ............................................. 7 CE mark ing [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 4 of 32 ® 1 INTRODUCTION AND SAFETY 1.1 Gener al These In structions mu st alwa ys be kept close to the product's operating location or directly with the product. Flowserv e products are des igned, d evelope d and manuf actured with s tate-of -the-art tec hnolog ies in moder n facilities . T [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 5 of 32 ® 1.6 Safety 1.6.1 Summ ary of saf ety mar kings Thes e Us er I nstruc tio ns c onta in s pec ific saf et y mar kings wher e non- obs ervanc e of an ins truct ion would caus e ha zards . T he s pec ific saf et y mark in gs ar e: This symbol ind icates e lectrical s afety instruc tions wh e[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 6 of 32 ® HOT ( and cold) P ARTS If hot or f reezing c ompone nts or a uxiliary he ating supplies c an pres ent a dang er to oper ators an d persons ent ering th e imm ediate ar ea acti on mus t be taken to a void acci dental contac t. If com plete protection is not pos sible, the m achine acc ess[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 7 of 32 ® 1.6.4.2 Marking An exam ple of A T EX equipm ent m arking is s hown below . T he actua l classific ation of the pum p will be engrave d on the nam eplat e. II 2 GD c 13 5 ºC (T4) Equipm ent Group I = Minin g II = Non-m ining Categor y 2 or M2 = High le vel prot ection 3 = norm al le vel[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 8 of 32 ® T o avoid t he pot ential ha zard fr om r andom i nduced curre nt generati ng a spa rk, the earth co nta ct on th e basep late m ust b e use d. Avoid el ectrostat ic charge: do not r ub non-m etall ic surf aces with a dr y cloth ; ens ure cloth is dam p. The c oupli ng m ust be s electe [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 9 of 32 ® 1.9 Noi se lev el W hen pump noise l evel ex ceeds 8 5 dB(A) a ttentio n must be gi ven to pr evailing Health an d Safet y Legislat ion, to lim it th e exposur e of pl ant opera ting personn el to the n oise. T he usua l approac h is to control exposure t ime to the noise or to enc lose [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 10 of 32 ® 2 T R AN S PO R T AN D S TO R AG E 2.1 Consignment receipt and unpa cking Immediate ly after receipt of the equ ipm ent it mus t be check ed against the deliver y and shipp ing docum ents for its completen ess and that ther e has bee n no damage in tr anspor tation. Any shorta ge and or[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 11 of 32 ® 3 PUMP DESC RIPTION 3.1 Configurations The 8-UB- 1pum p is a hor izon tal s pli t cas ing two sta ge volute ty pe c entri fugal pump design ed for water works, draina ge, genera l servi ce and circulati ng applications. It can be used with motor , steam turbine and gasoli ne or die sel [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 12 of 32 ® 4 INST A LLA TION Equipm ent operate d in ha zardous loc ations must c omply with t he rele vant exp losion protection regulations . See section 1.6 .4, Pr oducts us ed in potential ly explos ive atmos pheres . 4.1 Location The pum p should b e located to allo w room for access , ventil[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 13 of 32 ® 4.4.2 Alignment methods Ensure pump and driver are isol ated electrica lly and the half couplings are dis connect ed. T he alig nm ent MUST be c heck ed. Although t he pum p will ha ve been a ligned a t the fact ory it is m ost likel y that this al ignm ent will hav e been dist urbed du[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 14 of 32 ® • Prevent exces sive externa l pipe load • Never dra w piping i nto plac e by appl ying f orce to pump f lange connec tions • Do not m ount expa nsion joints so that their f orce, due to inter nal pr essure, ac ts on th e pump f lange The table in 4. 5.3 summ arizes the m aximum f[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 15 of 32 ® 4.5.3 Maximum forces and mome nts allowed on the pump suction and discharge flanges of horizonta l shaft pumps Maximum forces (F) in kN (lbf) and maximum moments (M) in kNm (lbf·ft) Suction Discharge Type and size Fx Fy Fz M x My Mz Fx Fy Fz Mx My Mz 8-UB-1 7.35 (1653) 5.78 (1299) 4.20[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 16 of 32 ® Special s eals m a y require differ ent auxi liar y piping to that desc ribed ab ove. Consu lt separ ate User Instructions and or Flo wserve if uns ure of correc t method or arrangem ent. For pum ping hot liquids , to avoid seal dam age, it is recom mended that a ny extern al flush/c oo[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 17 of 32 ® 5.2 Pump lubricant s 5.2.1 Reco mmended g rease lub ricants Grease nipples Grease NL GI 2 * NL GI 3 ** Temp. range ºC (ºF) -20 to +100 (-4 to +212) -20 to +100 (-4 to +212) Designati on according t o DIN K2K-20 K2K 30 BP Energrease LS2 Energrease LS 3 DEA Gli ssando 20 Glissando 30 El[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 18 of 32 ® 5.5.2 Suction lift with foot valve fitted Fill suc tion p ipe and c asing with liquid at a pres sure of 1 to 2 bar from an exter nal sourc e. Vent as described in s ection 5. 5.1. 5.5.3 Suction lift without foot valve Pump c asing vents on the s uction volut e mus t be connecte d to an [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 19 of 32 ® If bearing temper atures are to be m onitore d it is essentia l that a be nchm ark tem perature is record ed at the com m issioning stag e and after the b earing temper ature has sta bilized. • Record th e bearin g temper ature (t) adjacent to the bearing and the am bient tem perature[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 20 of 32 ® 5.9.4 Net po sitive suction head (NPS H A ) NPSH a vailabl e (NPSH A ) is a m easure of the head availab le in t he pum ped liquid, above its vap our pressur e, at the pum p suc tion branc h. NPSH requi r ed (NPSH R ) is a m eas ure of t he he ad requi red i n the pu mped li quid, above[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 21 of 32 ® Our spec ialis t servic e pers onnel ca n help with preventat ive m aintenance recor ds and pro vide conditio n monitor ing for temper ature and vibration t o identif y the onset of potential pr oblem s. If any pro blem s are f ound the follo wing sequ ence of actions sh ould tak e plac[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 22 of 32 ® To remove badly ox idized gre ase that r efuses to come off: a) Support t he rot or in a vertic al posit ion an d imm erse the bear ing in h ot ker osene or a m ixtur e of alcoho l and light m ineral sol vent. b) Gentl y spin the b earing outer ring. c) Dry and ref lush the bearing with[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 23 of 32 ® 1 – im peller 1 – diaphr agm bus h (optiona l: 2 - m ec hanical se als 2 - im peller wear rings) 6.5 T ools required A t ypical range of tools that wi ll be re quired t o ma intain these pum ps is listed belo w. Readily av ailab le in sta ndard to ol kits, an d depe ndent on pump s [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 24 of 32 ® q) Rem ove impeller s, casi ng rings, diaphra gm plate complete wit h its bush together with the im peller key . If im pellers prove d ifficult to rem ove, the use of heat is per mis sible. Refer to Sect ion 1.6 , Safety , APPL YING H EA T TO REMOV E IMPELLER, for m ore deta ils. r) If [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 25 of 32 ® The rotor alway s rotat es towards t he expanding sect ion of the volut e c) The diap hragm pl ate c om plete with its bush m ust be fitted on to the sha ft betw een the two impell ers. d) Fit the t wo shaft s leeves, O- rings ( when fitted) and shaf t nuts and l ightl y secure the impe[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 26 of 32 ® 6.10.5 Casing upper half a) Assem ble the c asing up per half over th e lower half. T ak e car e to ens ure t he re newabl e rin gs and diaphr agm plate are c orrec tly l ocat ed i n th e uppe r half bor es a nd t hat do wel h oles pick up the lo cating dowel s in the lower half. b) T a[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 27 of 32 ® 7 FA ULTS; CAUSES A ND REMEDIES FAU LT S Y M P TO M Pump overhea ts and seize s ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ Bearings have short life ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ Pump vibrates or is noisy ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ Mechanical seal has short life ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ?[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 28 of 32 ® FAU LT S Y M P TO M Pump overhea ts and seize s ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ Bearings have short life ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ Pump vibrates or is noisy ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ Mechanical seal has short life ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ ⇓ Mechanical seal l eaks exc es[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 29 of 32 ® 8 P A RTS LISTS AND DRA WINGS 8.1 Section al dra wings – 8-UB-1 grea se lubricated, gland pac ked 11 2 1 20A 10 'Z' 8 6 34 5 7 13 17 15 14 15A 23 19 20 22 24 25 29 18 12 9 16 21 27 26 30 32 28 31 11 2 1 20A 10 'Z' 8 6 34 5 7 13 17 15 14 15A 23 19 20 22 24 30 29 18 [...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 30 of 32 ® 8.1.2 Opt ions 45 46 View on ‘Z ’ impell er rin g 38 35 34 36 37 Component mechanical seal 39 21 40 Cartridge mechanical seal 8.1.3 Options parts list Ref. no. Description 34 Mechanical seal 35 Mechanical s eal cover 36 Gasket – m echanical seal cover 37 Socket head screw for 38 ([...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 31 of 32 ® 9 CERTIFICATION Cert ific ates det erm ine d fr om t he C ontr ac t re quir em ents are p rovided w ith these Instru ctions where appl icable. Exam pl es ar e c ertif ica tes for CE m ark ing , AT EX mar king etc. If r equ ire d, c opie s of ot her c ert ific ates sen t separa tely to t[...]

UB USER INSTRUCTION S ENGLISH 715 69247 07-04 Page 32 of 32 ® FLOWSERVE REGIONAL SALES OFFICES: USA and Canada Flow serve Cor poration ( Pump D ivi sion) 5215 Nor th O’C onnor Blv d. Suite 2300 Irvi ng, Texas 75039, U SA Tel +1 9 72 443 6500 Toll fre e 800 72 8 PUMP (7867) Fax +1 972 443 6800 Europe, Middle East and A frica Flow serve Limi ted ([...]