emaux MFV17, MFV27, MFV20, MFV24, MFV27A User Manual
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You r Ema ux “F ilter Max ” Fil ter i s a high perfo rmanc e
co rr os io n- pr oo f fi lt er th at ha s s up er io r f low
cha racte risti cs tha t is wi th the e ase of oper ation .
Ev er yt hi ng i s m ad e si mp le fr om in sta ll at io n,
ope ratio n to the ma inten ance of the filt er. Your
“Fi lter Max ” f ilt er will be your po ol filtr ation pa rtner
t ha t p ro v id es c le a r w at e r w i th t he le a st
mai ntena nce has sle and c are.
and debr is ou t of t he wa ste l ine. The du ratio n of the
bac kwash oper ation will depe nds on ho w dir ty yo ur
fil ter i s. Ch eck t he si ght g lass to se e whe n th e w ater
be co mes cl ea r. I t is rec om men de d t hat th e
bac kwash s hould b e at leas t 2 minut es long .
O nc e t h e b ac k wa s h o pe r at io n h ad be e n
com plete d, th e fi lter shoul d go thro ugh t he p roc ess
of “Rin se” and the n ba ck to “ Filte r”. To p erfor m th e
dif feren t o perat ions, p ositi on the han dle on th e
con trol va lve as in dicat ed.
INS TALLA TION
Ins talla tion ha d been m ade si mple, t he onl y too ls
nee ded is a sc rewdr iver an d pipe se alant f or plas tic.
The fil ter shoul d be inst alled as clos e to the pool as
pos sible , bu t kee p a dist ance of at l east 5 f eet
(1. 5m). Lo cate th e F ilter o n rigid , level s urfac e,
pre ferab ly i n a dr y, s haded , a nd w ell-v entil ated
are a. Prior t o i nstal latio n g ive con sider ation to th e
fol lowin g: Posi tion o f s uctio n, ret urn, an d waste
con necti ons. A cces s for ba ckwa shing ope ratio n
and s erv icing ; pro tecti on from su n, rain , s plash ing,
et c; D rai nag e of fil ter roo m; V ent il ati on a nd
pro tecti on of the m otor.
1)P lace th e empty t ank in po sitio n.
2)F ill t he ta nk with w ater to th e lev el tha t cov ers t he
lat erals (cre pinas ), or about 1/3 o f the tank h eight
is rec ommen ded. Th is wil l avo id damag es to the
lat erals (cr epina s) b y th e fo rce of t he san d wh en
pou ring in to the fi lter.
Mod el MF V17 , the Multi port Contr ol Val ve ha d been
pre -asse mbled . Rem ove t he Mul tipor t Con trol Valve
fro m the tank by un faste ning t he scr ew fr om the
Cla mp. Plac e th e Sa nd F ill Cover ov er t he t ank
ope ning to pre vent th e sand fr om getti ng into th e
sta ndpip e.
Mod el MFV2 0, MFV 24, 7A 7
MFV 31, MFV 35, the S and Fil l Cover h ad been p re-
ass emble d.
MFV 2 , MFV 2 , MF V31A,
WAR NI NG
BEF ORE INSTA LLATION BE SU RE
TO R EAD ALL I NSTRU CTION S AND
WA RNI NGS CA REF ULLY. KEE P
THI S USER MA NUAL FOR F UTURE R EFERE NCE.
HOW I T WORKS
The Fil ter uses spe cial sand to rem ove dirt par ticle s
fro m p ool wa ter . Fi lter san d i s loade d i nto the filt er
tan k t o a ct as the fil trati on media . T he pool wat er
whi ch con tains dirt p artic les is pumpe d thro ugh yo ur
pip ing s ystem to t he filte r via the f ilter cont rol v alve.
As pool water pass es th rough the f ilter , dir t par ticle s
wil l be c aught by th e san d bed and f ilt ered out . The
cle aned pool wa ter is retur ned from the bot tom of
the F ilter Tan k, thro ugh the contr ol valv e and bac k to
the po ol thro ugh your pi ping sy stem. Th e e ntire
pro cess is c ontin uous an d auto matic . It is thi s proce ss
tha t provi des th e filtr ation and cir culat ion of w ater i n
you r pool.
Wit h th e fi ltrat ion proc ess, dirt wil l ac cumul ate and
bec omes satu rated in the f ilter tan k. P res sure in t he
tan k w ill incr ease and th e r esist ance of wat er flow
wil l occ ur. Thi s mea ns it is time to cl ean (back wash)
you r filt er. An other i ndica tion t o know when t o clean
(ba ckwas h) th e fil ter i s b y che cking the pres sure
gau ge re ading . Bac kwash ope rati on sho uld b e
per forme d wh en t he p ressu re incre ases by 10p si
abo ve the pre ssure wh en it was cl ean. Typ icall y a
cle an fi lter w ill r un at 10 to 15ps i, so take not e of t he
pre ssure gauge r eadin g when t he fil ter was insta lled.
Whe n t he p ressu re reac hes ap proxi matel y 2 0 t o
25p si or 5 0% in creas e from the c lea n rea din g,
pro ceed to t he Back wash op erati on.
WAR NING: t urn off t he pump b efore s witch ing the
con trol va lve han dle.
To perf orm t he Ba ckwas h op era tion, pos ition the
han dle on t he c ontro l val ve t o “B ackwa sh”, the
wat er fl ow i s aut omati cally re ver sed t hroug h th e
fil ter s o the water is d irect ed fr om the bott om of the
tan k, u p thr ough the sand, flu shi ng th e tr apped dir t
1-4
4-4
FILTER SMAX ERIES
REPLACEMENT PARTS OF FILTER
MFV 27A MFV 31A MFV 27
MFV 31 MFV3 5
Add w ater to c over
lat erals a nd add sa nd.
MFV 17 MFV2 0 MFV24
1)S and fil l cover .
2)P lace
on ta nk
ope ning
3)A dd wate r
to co ver
lat erals a nd
add s and.
MODEL: MFV17 / MFV20 / MFV24 / MFV27A / MFV27 / MFV31A / MFV31 / MFV35
EMFI16 02190 2
Not es:
11* M FV17 sh ould ha ve 8pcs o f Later al (115 mm)
11* M FV20/ M FV24/ M FV27A s hould h ave 8pc s of
Lat eral (1 26mm)
11* M FV27/ M FV31/ M FV35 sh ould ha ve 4pcs o f later al
(11 5mm) an d 4pcs of l atera l (185m m)
Key N o.
Par t No.
Des cript ion
Qty
1
882 81550 B
6 Way 1 .5" Val ve with 1 .5" uni on set x 3 an d press ure gau ge (Bla ck)
1
1
882 81551 B
6 Way 2 " Valve w ith 2" un ion set x 3 a nd pres sure ga uge (Bl ack)
1
2
060 21013
Pla stic Pr essur e Gauge w ith O-R ing
1
2
011 11048
Con necto r for Pre ssure G auge/ Stopp er
1
3
892 80102 B
1.5 " union s et (Bla ck) wit h O-rin g
3
3
892 80102 W
1.5 " union s et (Whi te) wit h O-rin g
3
3
892 80103 B
2" un ion set ( Black ) with O- ring
3
3
892 80103 W
2" un ion set ( White ) with O- ring
3
4
030 21035
M6 Nu t
1
5
890 12512
Cla mp Kit
1
6
011 11101
Sta r-Sha ped Nut
1
7
030 11166
M6× 110mm S crews
1
8
020 10007
O-R ing
1
9
890 12501
Fil ter Tan k for MFV 17
1
9
890 12502
Fil ter Tan k for MFV 20
1
9
890 12503
Fil ter Tan k for MFV 24
1
9
890 12504
Fil ter Tan k for MFV 27/MF V27A
1
9
890 12505
Fil ter Tan k for MFV 31/ MFV 31A
1
9
890 12506
Fil ter Tan k for MFV 35
1
10
890 12507
Lat eral As sembl y with Ce nter Pi pe for MF V17
1
10
890 12508
Lat eral As sembl y with Ce nter Pi pe for MF V20
1
10
890 12509
Lat eral As sembl y with Ce nter Pi pe for MF V24
1
10
890 12510
Lat eral As sembl y with Ce nter Pi pe for MF V27A
110890 12513
Lat eral As sembl y with Ce nter Pi pe for MF V27
1
10
890 12511
Lat eral As sembl y with Ce nter Pi pe for MF V31A
110890 12514
Lat eral As sembl y with Ce nter Pi pe for MF V31
1
10
890 12515
Lat eral As sembl y with Ce nter Pi pe for MF V35
1
11*
011 72007
Lat erals ( 115mm )
*
11*
011 72008
Lat erals ( 126mm )
*
11*
011 72010
Lat erals ( 185mm )
*
12
890 11601
Wat er Drai n Set
1
13
011 11059
16- 21inc h Filte r Base
113011 11062
21- 28inc h Filte r Base
1
13
011 12037
31- 35inc h Filte r Base
1
WIN TERRI SING
Bac kwash the filt er f or at l east thirt y mi nutes befo re
clo sing down the pool for wint erisi ng. This will clea n
the f ilter b ed thor oughl y.
1) Drain the filte r tan k by remov ing t he dr ain c ap at
the bas e o f the filt er ta nk. L eave the c ap of f
dur ing win ter.
2) Set the co ntrol va lve hand le b etwee n t he RINSE
and FI LTE R. Thi s w ill li ft the han dle and help wi th
the dra ining proc ess by al lowin g ai r to ente r in to
the t ank.
3) Uns cre w th e pr essur e gau ge f rom the cont rol
val ve and st ore the g auge in door.
4) Drai n a nd wi nteri se pump acco rding to p ump
ins truct ions.
5) Repai rs sh ould b e mad e duri ng th e o ff- seaso n
whe n the bes t ser vice is a vaila ble, do not leav e
the m until t he next s eason .
TRO UBLE SH OOTIN G
SAN D ENTER ING THE P OOL
San d t oo small ; F low too high ; S and bed cal cifie d;
Bro ken L atera ls; Loose cent re-pi pe; T oo mu ch s and;
Con trol Valv e no t en gag ed; Air accu mulat ion i n
fil ter.
SAN D OUT OF BA CKWAS H HOSE
Flo w too hig h; Too mu ch sand i n tank.
INA DEQUA TE FILT ERING
Dir t build u p; impr oper sa nd; San d bed is to o low;
Alg ae i n fi lter; Exc essiv e di rt i n po ol; Calci fied sand
bed ; Hea vy sw immer load ; F low r ate to o hig h or too
low ; Back washi ng cyc le too s hort; Backw ash li ne too
sma ll.
SHO RT FILT ER CYCL E
Dir ty fi lter; Impr oper sand; Sand bed is l ow; A lgae in
fil ter; Exc essiv e di rt i n p ool; Cal cifie d sa nd b ed;
hea vy s wimme r loa d; F low rat e to o hig h or too low;
Ba ck was hi ng c yc le t oo sh or t; C ha nne ls lo w;
Bac kwash a dapte r in wro ng loca tion; C hanne ls in
san d.
FIL TER LEA KS
Tan k crack ed; Dra in plug not tig ht; Val ve/Ta nk O'ri ng
dam aged.
CON TROL VA LVE LEA KS
Han dle not prop erly enga ged; Valv e/Tan k O' ring
dam aged; Valv e cover O'ri ng dam aged. Press ure
gau ge O'ri ng dama ged.
ABN ORMAL L OSS OF PO OL WATE R
Lea k ins ide C ontro l Val ve; L eakag e fro m poo l or
pip ing.
HIG H PRESS URE FIL TER
Dir ty filt er; Cal cifie d sand be d; Retu rn line s too sma ll.
LOW P RESSU RE IN FIL TER
Con trol V alve incor rectl y set; Pump runni ng too slow
(p lugg ed or clo gged ); Ai r lea kag e int o pum p
suc tion.
NOT E: I f th e rec ommen datio n in thi s ma nual do not
sol ve your pa rticu lar pro blem( s), plea se cont act
you r local d ealer f or serv ice.
2-4
3-4
3 Pou r th e re com mende d am ount of s and into the
tan k, maki ng sure that t he ce ntre- pipe re mains
cen tred an d verti cal.
4) Le vel the s urfac e of the sa nd upon c omple tion.
5) Re move th e Sand Fi ll Cove r.
6) C arefu lly r emove all sa nd pa rticl es fro m the val ve
mou nting s urfac e.
7) Pl ace the O -ring i nto the g roove o n the tan k.
8) Lo wer the Mu ltipo rt Cont rol Val ve care fully in to
pos ition so tha t its un dersi de eng ages w ith the
cen tre-p ipe. Rota te th e va lve unt il th e in let is
app roxim ately i n line wi th the pu mp.
9) P lace t he cl amp se t arou nd the tank and t he
val ve. Sec ure usi ng the sc rew pro vided .
10) F irmly tap wi th a rub ber mal let ou tside o f the
cla mps as yo u tight en the sc rew.
11) Ti ghten th e sc rew unti l th e Mu ltipo rt C ontro l
Val ve is prop erly ass emble d t o cre ate a wate r
tig ht seal . Do not ov er tigh ten.
)
STA RT-UP P ROCED URE
1 Be sure the c orrec t am ount of fi lter sand medi a is in
the tan k and all conn ectio ns h ave been made and
are s ecure .
2) Turn the Control Valve handle to the “Backwash” position .
Press the hand le downward before tur ning.
3) S tart the pump acc ording t o pump in structi on manua l
(be sur e all suctio n and return l ines are op en).
4) O nce w ater f low i s stea dy out the w aste line, run t he
pum p for at least 2 m inute s. Th e in itial back washi ng
of th e filte r is reco mmende d to remo ve any i mpuri ties
or fi ne sand p artic les in th e sand me dia.
5) Turn t he pu mp of f and set the c ontro l val ve to RINS E
pos ition . Sta rt pu mp an d ope rate until wate r in sight
gla ss is clear abou t ½ to 1 min ute. T urn p ump o ff, se t
valv e to F ILTER p osition and r estart pump. Your f ilter is
now operating in the normal filter mode, fi lteri ng pa rticl es
and d irt fro m the poo l water .
6) Tak e n ote of the ini tial pre ssure g auge rea ding for
fut ure refer ence. Va riati on m ay occur fro m p ool to
poo l.
7) Adjus t pool suct ion an d ret urn va lves to ac hieve
desi red flow. Check syst em an d fi lter for water leaks
and tig hten conn ections , bolts, nut s as require d.
NOT E: Durin g t he init ial clea n-up of the p ool wate r, it
may be nec essar y to ba ckwas h fr equen tly due to the
unu suall y heavy i nitia l dirt lo ad in the w ater.
IMP ORTAN T: To p reven t unne cessa ry str ain o n pipi ng
sys tem an d cont rol va lve, alway s turn off t he pum p
bef ore c hangi ng the oper ation of th e con trol v alve. To
pre vent damag e to t he pu mp an d filt er an d for prop er
ope ratio n of the sys tem, cle an p ump strai ner (bask et)
and s kimme r baske t(s) re gular ly.
MUL TIPOR T CONTR OL VALV E FUNCT IONS: FIL TER gives down ward flow thr ough the filte r be d. Th is
pos ition c an also b e used fo r vacuu ming.
BAC KWASH gives upwar d flow t hroug h the f ilter bed
tha t remo ves th e dirt from t he sa nd and carri es it t o the
was te.
WAS TE is for pumpi ng wa ter f rom t he po ol. I t all ows t he
flo w fro m the pump to b ypass the filte r and go d irect ly
to the w aste. You can also use this posit ion to va cuum
hea vy conc entra tion of d ebris .
REC IRCUL ATE byp asses t he filt er to circ ulate w ater
thr ough th e pool sy stem.
RIN SE gi ves a dow nward flow tha t set tles the filte r bed
aft er bac kwash ing an d car ries a ny rem ainin g loos e dir t
to th e waste .
CLO SED p reven ts o nly b ackfl ow of wat er fr om p ool
dur ing pum p maint enanc e.
To W INTER ISE, s et the c ontro l valv e hand le in th e midd le
bet ween RINSE and F ILTER . Thi s wil l all ow ai r to l eave or
ent er the tank to he lp pr iming and d raini ng. On ly to be
use d when th e pump is o ff.
VAC UUMIN G THE POO L
Lig ht Soil : set the c ontro l valve t o FILTE R posit ion.
Hea vy Soil : set the c ontro l valve t o WASTE p ositi on.
)
12 Inst all t he pre ssure g aug e int o t he thre ade d
ope ning on t he Mult iport C ontro l Valve .
13) Ins tal l the unio n se ts and the back wash union
set .
14) Co nnect pum p t o t he con tro l v alv e o penin g
mar ked “PU MP”.
15) Ma ke r etur n to po ol p ipe c onn ecti on t o
con trol va lve ope ning ma rked “R ETURN ”.
16) Con nect the wast e water pip e to t he cont rol
val ve open ing mar ked “WA STE”.
)
17 To p reven t wate r le akage , be sur e all p ipe
con necti ons are t ight.
18) Prior to sta rti ng the fil trati on pro cess b y tu rning
on the p ump, we hi ghly recom mend that you
rea d th rou gh t he pump inst ructi on m anu al t o
ens ure pr oper i nst allat ion an d to av oid the ri sk
of el ectri c shock .
)
POO L CHEMI STRY GU IDELI NES
SUG GESTE D POOL CH EMIST RY LEVE LS
ACT ION REQ UIRED T O CORRE CT POOL C HEMIS TRY
(Cy anuri c Acid)
TO RA ISE
Add S oda Ash
Add S odium B icarb onate
Add C hlori ne Chem ical
Add C hlori ne Chem ical
Add S tabil izer
TO LO WER
Add M uriat ic Acid o r Sodiu m Bisul phate
Add M uriat ic Acid
No ac tion- chlor ine wil l natur ally di ssipa te
No ac tion- chlor ine wil l natur ally di ssipa te
Dil ution -part ially dr ain&r efill p ool with w ater
tha t has not b een tre ated wi th Cyan uric Aci d.
FIG URE3. -Clam p Insta llati on
tap w ith a rub ber
mal let and t ighte n
the s crews .
TYP ICAL IN STALL ATION
Sand
Late rals
Inle t
(Fro m pump)
Outl et
(To po ol)
Drai n
Wast e
pipe
Pre ssure G auge
SPE CIFIC ATION S
D
B
A
C
E
A(mm)
B(mm)
Turnover Capacity (In Gallons) - 10 Hour
Turnover Capacity (In Gallons) - 8 Hour
3
Max Flow Rate (m /h)
Max Flow Rate (LPM)
Effective Filtration Area (Sq Ft)
Turnover Capacity (In Gallons) - 12 Hour
C(mm)
D(mm)
E(mm)
MFV 27A
All Sand Required (kg)
0.14
117
7.0
15840
19800
23760
40
816
695
625
195
425
0.20
167
10.0
22176
27720
33264
70
889
772
712
225
500
0.28
233
14.0
30202
33752
45302
125
980
860
800
280
600
0.36
240
14.4
41184
51480
61776
185
1081
963
903
300
675
0.47
313
18.8
47309
59136
70963
320
1126
1008
948
370
775
880 12526
COD E
880 12527 8 801 2528 880 1252 9 880 12531
MFV 24MFV 20MFV 17
MFV 31A
MFV 31
0.36
300
18.0
42874
53592
64310
185
1133
976
910
300
675
0.47
392
23.5
52166
65208
78250
320
1178
1021
955
370
775
0.61
508
30.5
65261
81576
97871
430
1296
1139
1073
440
875
880 12530 8 80125 32 8 801 2533
MFV 27 MFV 35
PH 7.2 t o 7.6
TOT AL ALKA LINIT Y 100 to 130 p pm
CHL ORINE ( UNSTA BILIZ ED) 0.3 t o 1.0 ppm
CHL ORINE ( STABI LIZED ) 1.0 t o 3.0 ppm
CHL OR！NE STA B！LIZER 4 0 to 70 ppm
MOD EL NO.
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