Maintenance; General Information; Lubrication - salmson NEX Manuel D'installation Et Mise En Service

ENGLIS
SH
9 MAINTEN NANCE
9.1 1 GENERAL L INFORMA
Only properl y trained and
maintenance o operations.
Only authoriz
zed personnel s
ATEX certified d equipments.
exp losion hazard wh hile proceeding to
All technical d ocuments delive
and should be e available near th
The e maintenance cr rew should be inf
of the pump and
use d to the pumped
on the equipment ( (dangerous prod
pre ssurized parts, ... ...). They should
indi ividual safety pro otections (glasses
indu ustrial and securi ity rules.
Pump contain ns a part of pu
standstill. Dra in and flush pum
pum mp disassembly.
App propriate lifting d devices should be
hea avy loads.
The e maintenance ar rea must be clea
with h the words « WA ARNING : machin
on t the control cabin net.
Any work on the machine m
stopped. Prio or to any maint
sho uld be electrical lly isolated and
Loc k the main switch h open and disco
fuse es if any.
WA ARNING : electric al equipments th
mai intenance work o or pressurized eq
End d of maintenance e operations : all
befo ore maintenance e should be reinst
be r reactivated. Pum p surrounding ar
9.2 2 MAINTEN NANCE
INSPECTI IONS SCHE
It is recomme nded to build up
to ensure a reliable use of
haz ards. Following c check points sho
plan n :
 Ch
heck state and wo orking of securiti
 Ch
heck and adjust g gland packing (if a
 Ch
heck for any leaks s from pump gas
 C
heck lubricant l evel and aspect
bea aring bracket,
 C
heck running tim me and replacem
bea arings,
 C
Check the beari ng bracket hou
bea arings area,
 Ch
heck dirt and dus t is removed from
 Ch
heck coupling alig gnment (dependi
 C
heck if there is unusual noises
exc essive vibrations .
Check p point
State of the aux iliary systems
Moto or
Shaft se ealing
Leaks from m gaskets
Oil level and grea ase quantities
Lubricants (ba all bearings)
Bearings surface e temperature
Clean ing
Alignment and c coupling wear
Noise, vib rations
Anchoring g quality
Tho ose frequencies a are given for info
a b basis to the crea ation of a maint
ATION
skilled staff
should underta
should undertak e maintenance
Make sure to avoid creation
o maintenance in n a ATEX zone.
red with the pum mp should be kno
he pump.
formed about th e risks linked to t
fluids before the
ey can start work
ducts, fluid and p pump temperatu
be equipped wi th all appropriat
s, gloves, ...) and should respect lo
umped fluid eve en when it is a
mp casing with c care before start
e available to hel p personnel mov
rly identified. Ins stall warning boa
ne under repair ! » on the pump a
must be perform med when pump
enance or repa ir work the mo
secured against uncontrolled sta
onnect circuit bre eaker. Withdraw t
hat must be pow wered on during t
uipments must b be clearly identifie
protective parts that were remov
talled and all sec urity devices sho
rea should be clea aned.
AND PERIODIC
DULE
p a maintenance and inspection p
pump and to re educe malfunctio
uld be included i in this maintenan
es and auxiliary s systems,
any) for visible lea akage,
kets and flanges seals,
t of oil (oil lubr ricated bearings)
ment frequency of lubricants / b
sing surface te mperature on b
m pump and mot tor ,
ng on pump varia ant),
(cavitations, hiss sing, purring, ...)
Perio odicity
Depends on equ uipment type. See
dedicated eq quipment IOM
See manuf acturer IOM
We eekly
We eekly
Daily / Wee kly / Monthly
Replacement frequ uency according ball
bearing type a and shaft speed
Mo nthly
Twice e a year
Twice e a year
Mo nthly
Ye arly
rmation only. Th ey could be used
tenance plan wh hen starting a n
ins stallation. Depe
pe eriodicity will be s
9. 2.1 LUBRI
ake
Re ecommended oil
on
of
own
the
king
ure,
ted
ocal
(* ) ATTENTION :
te mperature to sta
t a
am mbient temperat
ting
Al ways check the o
ºC C. Ensure that
te mperature. Then
ving
oil l type.ISO VG 4
sc hedule.
ards
Re ecommended gre
and
p is
otor
art.
the
the
ed.
(* ) NLGI 2 is an al
ved
gr ades.
ould
(* *)Standard pre‐p
Be elow ‐20°C ambie
C
Sh hell Aeroshell 22
te mperature of ‐45
plan
ons
Be earing bracket siz
nce
) in
ball
ball
9. 2. 1. 1
No ormal oil change
months. For pu
6
at mosphere, the o
) or
an nd bearing tempe
ch hange intervals. T
ha aving foam inhibi
th at the rubber oil
Th he bearing temp
am mbient, but shoul
A continuous
fault.
9. 2. 1. 2
When grease nipp W
ad dvisable for most
int tervals between
d as m onths. The chara
new de etermine the f
16
ending on inst tallation conditi
shortened or pro olonged.
CATION
lubricants :
Note that it no ormally takes 2
abilize and the f final temperature
ure, motor spee ed, fluid tempera
oil grade when th he ambient tempe
oil pour point is at least 1
n check maximum m temperature al
46 oil is general lly selected as
ease lubricants :
lternative grease e and is not to b
packed grease for r fitted antifrictio
ent temperature, , specific grease
2 is normally re required for the
5°C.
es and grease/oi l capacities :
O IL CHA NGE INT TERVALS
intervals are 4 0 000 operating ho
mps on hot serv vice or in severe
oil will require c changing more fr
erature analysis can be useful in
The lubricating o oil should be a hig
itors. Synthetic o oils may also be
seals will not be adversely affecte
perature may be e allowed to ris
d not exceed 82 ºC (API 610 limit
sly rising temper rature, or an ab
G R REASE CHANG GE INTERV A LS
les are fitted, on ne charge betwe
operating condit tions; ie 2 000 ho
grease changes are 4 000 hours
cteristics of the i installation and s
frequency of lu ubrication. Lub
ons and use, the
2 hours for bea aring
e will depend on n the
ature and pump size.
erature is less tha an ‐5
5°C below amb bient
lowed for the cho osen
an initial lubrica ation
be mixed with o other
on bearings.
may be required d and
e minimum amb bient
urs or not more than
ly damp or corro osive
requently. Lubri
icant
optimizing lubri
icant
gh quality minera al oil
used if checks s
show
ed.
se to 50 ºC ab
bove
).
rupt rise, indicat tes a
en grease chang ges is
ours interval. No ormal
s or not more th an 6
everity of service e will
ricant and bea aring