Flowserve WDX R/C User Manual

WD X U SE R I N S TRU CT IO N SE N GLIS H 71576322 06 - 05
Page 38 of 46
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7 FAULT S ;CAU SES AND R E M E D IES
FAULT SY M P T O M
P u m po ver h ea t sa nd sei z es
 B eari ng s h av e s ho r t li f e
 P u m p vi b ra t es o ris no isy
 M ec h a n ic al se al h as s ho r t li f e
 M ec h a n ical seal leaks excessively
 P u m p re qu ir es excessive po wer
 P u m p l o se s p rim e a ft er s t ar t i ng
 I n s uff icie nt p ress u re d ev el op e d
 I n s uff icie nt ca p ac i t y d el iv ere d
 P u m pdo es not d eliv er li qu i d

P R O BABL E CAU SES POSSI BL E R E M E D IES
A .Sys t em t r oub les
 
Pu m pnotp rim ed.
   
Pu m po rs u c t i on p i pe not c o m p l ete ly f ill ed wi th
li qu i d.
C he ckc o m p l ete f illi ng . Vent an d/ o r p rim e.
   
Su c t i on li ft t oo h i gh o rl e v e l too l o w .
   
In s uff ici ent m a r g i nbet w een s u c t i on p r e ss u r eand
v apou r p r e ss u r e.
C he ckN PS H
A
> N PS H
R
,p r op e rs ub m e r gen c e,
l o ss e s at s t r a i ne rs andf i tt i ng s .
  
E xc e ssi v ea m ou nt of a ir o r ga si n li qu i d. C he ck and pu r ge p i pe s an d sys te m .
  
A ir o rv ap ou r po ck et i n s u c t i on li ne . C he cks u c t i on li ne de si gn fo rv ap ou r po ck et s .
 
A ir l ea ks i nt o s u c t i on li ne. C he cks u c t i on p i pe is a ir t i ght.
 
A ir l ea ks i nt o p u m pth r oug h m e c han ic a ls ea l ,
sl ee v e j o i nt s , c a si ng j o i nt o r p i pe p l ug s .
C he ck and r ep l a c efau l t y pa r t s .
C O N S U L TF LO W SE R VE.
 
F oot v a lv etoo sm a ll .In v e s t i gate r ep l a ci ng th e f oot v a lv e.
 
F oot v a lv epa r t i a ll ycl og g ed. Cl ean f oot v a lv e.
   
In l et of s u c t i on p i pe i n s uff ici ent lys ub m e r ged. C he ck out sys te m de si gn.
  
Speed t oo l o w . C O N S U L TF LO W SE R VE.

Speed t oo h i gh. C O N S U L TF LO W SE R VE.
  
T ota l head of sys te m h i ghe r thand i ff e r ent i a l head
of p u
m p.

T ota l head of sys te ml o w e r than pu m pde si gn
hea d.
C he cksys te ml o ss e s .
R e m ed y o rC O N S U L TF LO W SE R VE.

Spe ci f ic g r a vi t y of li qu i dd i ffe r ent f r o m de si gn.
  
V isc o si t y of li qu i dd i ffe rs f r o m that f o rw h ic h
de
si g ned .
C he ck and C O N S U L TF LO W SE R VE.
 
Ope r at i on at v e ry l o wc apa ci t y .
M ea s u r e v a l ue a nd c he ck mi n im u m pe rmi tted.
R e m ed y o rC O N S U L TF LO W SE R VE.
  
Ope r at i on at h i gh c ap a ci t y .
M ea s u r e v a l ue a nd c he ck m a xi m u m pe rmi tted.
R e m ed y o rC O N S U L TF LO W SE R VE.
B . M ec h a n i cal t r oub les
     
Mis a li gn m ent du e t o p i pe s t r a i n.
C he ck thef l ang e c on ne c t i on s an d e limi nat e s t r a i n s
u si ng e l a s t ic c ou p li ng s o r a m ethod pe rmi tted.

I m p r ope rly de si g ned fo un dat i on.
C he cks ett i ng of ba s ep l ate : t i g hte n, ad j u s t, g r out
ba
s ea sr eq u ir ed.
    
Shaf t b ent.
C he cks haft r unout s a r e wi th i na cc ept ab l e v a l ue s .
C O N S U L TF LO W SE R VE.

Flowserve WDX R/C Specifications

General

Brand	Flowserve
Model	WDX R/C
Category	Water Pump
Language	English