Sterling SSK-30 User Manual

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Please reference this page for updated contact information.

These manuals are obsolete and are provided only for their technical information, data and capacities.
Portions of these manuals detailing procedures or precautions in the operation, inspection, maintenance
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design specifications, which will maximize your equipment’s performance and efficiency. To assist in expediting your phone
or fax order, please have the model and serial number of your unit when you contact us. A customer replacement parts list
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providing excellent customer service.

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Europe/Middle East/Africa [phone]
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Facilities:

ACS offers facilities around the world to service you no matter where you are located. For more information, please visit us at
www.acscorporate.com

United States:

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1100 E. Woodfield Road
Suite 588
Schaumburg, IL 60173
Phone: + 1 847 273 7700
Fax: + 1 847 273 7804

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2900 S. 160th Street
New Berlin, WI 53151
Phone : [phone]
Fax: + 1 262 641 8653

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Suzhou, China 215126
Phone: + 86 8717 1919
Fax: [phone]

Europe/Middle East/Africa:

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Ul. Działkowa 115
02-234 Warszawa
Phone: + 48 22 390 9720
Fax: [phone]

India

ACS India

Gat No. 191/1, Sandbhor Complex
Mhalunge, Chakan, Tal Khed,
Dist. Pune 410501, India
Phone: [phone]
Fax: + 91 20 40147576

SSK-30

Ster ling Ma te rial Pro cess ing re tains all rights to change the in for ma tion in these
op er at ing in struc tions at any time with out no tice.

We as sume no li a bil ity for any er rors or di rect or in di rect dam age re sult ing in con ­text with these op er at ing in struc tions.

Copying, trans la tion or pub li ca tion in any form ex cept for per sonal use of pur -

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chaser re quires ap proval from Ster ling Ma te rial Pro cess ing.

All rights re served.

3

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Ta ble of con tents

1. Safety in struc tions ............................................5

1.1. Warn ings and sym bols ..................................6

1.2. Ex pla na tions and in for ma tion .............................7

1.3. For your safety ........................................8

1.4. For the safety of the equip ment .......................... 8

2. In stal la tion in struc tions........................................9

2.1. Trans port ............................................10

2.2. Set-up ..............................................10

2.3. Com pressed-air sup ply (only with com pressed-air valves) .... 12

2.4. Elec tri cal con nec tion ...................................13

3. Func tional de scrip tion ........................................15

4. Main te nance.................................................16

4.1. Main te nance in ter vals ..................................18

4.2. Ser vicing the hop per loader .............................19

4.2.1. Re placing the nonreturn valve seal ing ring.........21

4.2.2. Re placing the out let flap seal ing ................. 22

4.2.3. Ad just the flap switch ..........................24

4.2.4. Cleaning the hop per loader .....................25

5. Spare parts list ..............................................26

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4

1. Sa fe ty in struc tions

These safety in struc tions ap ply to all per sons within the range of
ac tion of the equip ment.

»

Please in form all per sons within the range of ac tion of the equip ­ment of the di rect and in di rect haz ards con nected with the
equip ment.

These op er at ing in struc tions are to be used by all per sons as ­signed ac tiv i ties con nected with the equip ment.

Knowl edge of the Eng lish lan guage is pre req ui site.

En sure in each case that the op er at ing per son nel are fa mil iar
with the op er at ing in struc tions and the func tion of the equip ­ment.

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Ob serve the safety in struc tions of the con nected con vey ing
sys tem.

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Sa fe ty in struc tions 5

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1.1. War nings and sym bols

The fol low ing warn ings and sym bols are used in these op er at ing in struc tions:

This sym bol in di cates dan ger to life! Fa tal or se ri ous in jury is
pos si ble if the cor re spond ing in struc tions, reg u la tions or warn -

»

ings are not ob served.

L

F

&

$

This sym bol in di cates that se ri ous in jury is pos si ble if the cor ­re spond ing in struc tions, reg u la tions or warn ings are not ob ­served.

This sym bol in di cates that ex ten sive dam age to equip ment is
pos si ble if the cor re spond ing in struc tions, reg u la tions or
warn ings are not ob served.

This sym bol in di cates in for ma tion im por tant for be com ing fa ­mil iar with the equip ment, i.e. tech ni cal cor re la tions.

This sym bol in di cates that a tech ni cal term is ex plained at this
point.

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Sa fe ty in struc tions 6

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1.2. Ex pla na tions and in for ma ti on

Var i ous terms and des ig na tions are used fre quently in these op er at ing in struc ­tions to en sure clar ity. There fore please note that the terms used in the text stand
for the cor re spond ing ex pla na tions listed be low.

Equip ment

·

“Equip ment” can mean an in di vid ual unit, a ma chine or an in stal la tion.

Op er ating per son nel

·

The “op er at ing per son nel” are per sons op er at ing the equip ment on their own re ­spon si bil ity or ac cord ing to in struc tions (min i mum age: 16).

Op er a tor

·

The “op er a tor” of the equip ment (pro duc tion man ager, fore man, etc.) is the per ­son re spon si ble for all pro duc tion se quences. The op er a tor in structs the op er at ­ing per son nel of what is to be done.

Op er ating in struc tions

·

The “plant op er at ing in struc tions” de scribe the in ter ac tion of the equip ment, pro ­duc tion se quences or meth ods. The plant op er at ing in struc tions must be com ­piled by the op er a tor of the equip ment.

Equip ment fore man

·

When sev eral op er at ing per son nel work on one ma chine, the “equip ment fore ­man” co or di nates the se quences. The equip ment fore man must be ap pointed by
the op er a tor.

Trained per son nel

·

“Trained per son nel” are per sons who, due to their train ing, are au tho rized to carry
out the re quired work in good prac tice.

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Sa fe ty in struc tions 7

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1.3. For your sa fe ty

It is ab so lutely nec es sary that you ob serve the op er at ing in struc tions for the cor -

·

re spond ing con vey ing sys tem.

The de vice is in tended ex clu sively for con vey ing plas tic gran ules and regrind.

·

Any other us age is not per mit ted.

This de vice is not suit able for pro cess ing foods.

·

Be fore be gin ning main te nance work, set all com pressed air pip ing on the de vice

·

at zero pres sure.
Dan ger of ac ci dents!

The de vice may only be op er ated if all cor re spond ing com po nents have been

·

prop erly con nected and are in ac cor dance with the rel e vant reg u la tions.

1.4. For the sa fe ty of the equip ment

It is ab so lutely nec es sary that you ob serve the op er at ing in struc tions for the cor -

·

re spond ing con vey ing sys tem.

For the op er a tion of the hop pers, a com pressed-air sup ply is nec es sary.

·

Never set the op er at ing pres sure of the hop pers at more than 6 bar (87.02 PSI)

·

(sys tem overpressure).

In stall the hop pers in such a way that the out let flap is hinged in a right an gle to the

·

di rec tion of move ment of the ma chine.

Make sure that all plugs are con nected prop erly.

·

Ob serve the car ry ing ca pac ity of the ma chine flange.

·

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Sa fe ty in struc tions 8

2. In stal la ti on in struc tions

These in stal la tion in struc tions are in tended for per sons with
skills in elec tri cal and me chan i cal ar eas due to their train ing, ex -

»

pe ri ence and re ceived in struc tions.

Per son nel us ing these in stal la tion in struc tions must be in ­structed in the reg u la tions for the pre ven tion of ac ci dents, the
op er at ing con di tions and safety reg u la tions and their im ple men ­ta tion.

En sure in each case that the per son nel are in formed.

The in stal la tion in struc tions pro vided in the cor re spond ing op er ­at ing in struc tions ap ply for all con nected equip ment.

Ob serve safety reg u la tions with re gard to lift ing gear han dling

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All in stal la tion work must be car ried out with the equip ment dis ­con nected from elec tri cal power and com pressed air sup ply.

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F

For in stal la tion work tak ing place at heights of over approx.
1829 mm (6 ft.), use only lad ders or sim i lar equip ment and
work ing plat forms in tended for this pur pose. At greater
heights, the proper equip ment for pro tec tion against fall ing
must be worn.

Use only suit able lift ing gear which is in proper work ing or der
and load sus pen sion de vices with suf fi cient car ry ing ca pac ­ity. Do not stand or work un der sus pended loads!

Use suit able work shop equip ment.

In stall the equip ment such that all parts are eas ily ac ces si ble;
this fa cil i tates main te nance and re pair work.

In stal la ti on in struc tions 9

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2.1. Trans port

For trans port, only the ap pro pri ate lift ing gear should be used (e.g. fork lift or
work shop crane).

Ob serve the car ry ing ca pac ity of the lift ing gear.

»

2.2. Set-up

The ar range ment of the hop per load ers may vary de pend ing on the type of de ­vice to be con veyed on and the ma te rial used. Fas ten ing onto fixed ma chine
throats is pro vided by means of strap re tain ers. How ever, ad di tional sup port of
the hop per loader is nec es sary if the de vices are not suf fi ciently ca pa ble of bear ­ing the load.

Mount the hop per loader in such a way that the out let flap swings in a right-hand
an gle to the di rec tion of ma chine move ment. Please check dur ing as sem bly that
the ad mis si ble bear ing loads are not ex ceeded.

Ob serve the safety in struc tions for the han dling of lift ing gear.

As sem bly

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In stal la ti on in struc tions 10

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Please check that all con nect ing points are tight to en sure that the con vey ing
performance is not im paired.

It should more over be ob served, par tic u larly if cus tom pro duced con nect ing parts
are used, that the ma te rial dis charged from the hop per loader must nei ther get
into the open nor must it clog the fil ter sur faces (ob serve an gle of re pose!).

Do not ex ces sively load in let noz zle of hop per loader,
re move hose sep a rately, if nec es sary!

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In stal la ti on in struc tions 11

2.3. Com pres sed-air supp ly (only with com pres sed-air val ves)

For op er at ing the con trol valves, a
com pressed-air sup ply is nec es ­sary.

Check com pressed-air pip ing for
cor rect in stal la tion and as sem bly.

Check fit tings, length and qual ity of
the hose con nec tions for agree ­ment with re quire ments.

The op er at ing pres sure is 5-6 bar
(72.52-87.02 PSI) (sys tem
overpressure).

Check the com pressed-air sup ­plied by the plant’s sup ply net work.

Ad just com pressed-air pres sure to
5-6 bar (72.52-87.02 PSI) (sys tem overpressure).

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Main te nance unit

Com pressed air must be dewatered and oiled.

In stall a main te nance unit (pres sure re ducer with wa ter sep a ra tor and oiler) if re ­quired.

Con nect the unit to the plant’s sup ply net work by means of a hose.

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F

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Depressurize com pressed-air sup ply lines which must be
opened.

Com pressed air must be dewatered and oiled.

Ad just pres sure to a max. value of 6 bar (87.02 PSI) (sys tem
overpressure).

In stal la ti on in struc tions 12

2.4. Elec tri cal con nec ti on

The elec tri cal con nec tion may only be car ried out by trained per ­son nel.

»

Other per sons are not per mit ted to carry out the elec tri cal con ­nec tion.

The rules of the lo cal elec tric ity board must be ob served.

Be fore be gin ning the elec tri cal con nec tion, make sure that the
mains volt age and the power fre quency are in ac cor dance with
the data on the name plate of the de vice.

All work may only be car ried out when the unit is at zero volt age
and at zero pres sure.

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In stal la ti on in struc tions 13

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Sonde

S

+

-

ZKW

-

A

+

SV

-

PE

+

1

2

3

4

5

6

Binders on the card

1 KL (= flap switch)

2 bridged with 4

3 SV (= di a phragm valve)

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Pin con nec tion con nect ing plug “con veyor con trol”

4 bridged with 2

5 + 24 V

6 0 V

7 PE

In stal la ti on in struc tions 14

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3. Functio nal des crip ti on

The con veyor hop per is used for the au to matic con vey ance of freely flow ing plas ­tic gran ules. The hop per can only func tion in con nec tion with a vac uum con veyor
plant.

The hop per works with out a fil ter. De pending on the type of valve, the shut-off
valve of the vac uum line is op er ated with com pressed air (com pressed-air valve)
or with the vac uum air (di a phragm valve).

On the hop per, there is a sep a rate on/off switch (A) and a func tion con trol ling de ­vice which in di cates the fol low ing op er a tional modes:

(B): lamp on - hop per switched on at the on/off switch (A);
lamp flashes - the hop per is con vey ing

(C): lamp flashes - er ror

(D): lamp is on - hop per sig nals lack of ma te rial

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Functio nal des crip ti on 15

4. Main ten an ce

This chap ter is in tended for per sons with skills in elec tri cal and
me chan i cal ar eas due to their train ing, ex pe ri ence and re ceived

»

in struc tions.

Per son nel us ing the in struc tions in this chap ter must be in ­structed of the reg u la tions for the pre ven tion of ac ci dents, the
op er at ing con di tions and safety reg u la tions and their im ple men ­ta tion.

En sure in each case that the per son nel are in formed ac cord ­ingly.

For main te nance work tak ing place at heights of over approx.
1829 mm. (6 ft.), use only lad ders or sim i lar equip ment and
work ing plat forms in tended for this pur pose. At greater heights,
the proper equip ment for pro tec tion against fall ing must be
worn.

SSK-30

Use only suit able lift ing gear which is in proper work ing or der
and load sus pen sion de vices with suf fi cient car ry ing ca pac ity.
Do not stand or work un der sus pended loads!

En sure that the elec tric mo tors/switch cab i nets are suf fi ciently
pro tected against mois ture.

Use only suit able work shop equip ment.

Be fore start ing main te nance work, ap point a su per vi sor.

In form the re spon si ble per son nel be fore main te nance work on
the sys tem is started.

Never op er ate the equip ment when par tially dis man tled.

All main te nance and re pair work not de scribed in this chap ter
may only be car ried out by Ster ling ser vice per son nel or au tho ­rized per son nel (ap pointed by Ster ling).

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Main ten an ce 16

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L

F

Dis con nect the equip ment from mains sup ply be fore start ing
main te nance pro ce dures to en sure that it can not be switched
on un in ten tion ally.

Depressurize all com pressed air pip ing of the equip ment be ­fore start ing main te nance work.

Please ob serve the main te nance in ter vals.

Be fore start ing main te nance work, clean the equip ment of oil,
fuel or lu bri cants.

En sure that ma te ri als and in ci den tals re quired for op er a tion
as well as spare parts are dis posed of prop erly and in an en vi ­ron men tally sound man ner.

Use only orig i nal Ster ling spare parts.

Keep re cord of all main te nance and re pair pro ce dures.

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Main ten an ce 17

4.1. Main ten an ce in ter vals

Dai ly: check war ning signs on equip ment for good

le gi bi li ty and com ple te ness.

with com pres sed-air val ve:
check the oil le vel in the oi ler
emp ty the wa ter se pa ra tor
check the ope ra ting pres su re in the fac to ry
duct work sys tem
(max. 6 bar sys tem over pres su re)

every six months: check all elec tri cal and me cha ni cal con nec tions

for pro per fit

check the set tings of the le vel pro bes (if avai la ble)

check the sea ling ring on the loc king flap

check the sea ling on the out let flap

ye ar ly: re pla ce the sea ling ring on the loc king flap

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re pla ce the sea ling on the out let flap

The given main te nance in ter vals are av er age val ues.

F

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Check whether in your in di vid ual case the main te nance in ter ­vals must be short ened.

Main ten an ce 18

4.2. Ser vi cing the hop per loa der

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&

Switch off the hop per by means of the on/off switch (A) on the con nec tion hous ­ing.

Wait un til the con vey ing pro ce dure has stopped.

Dis as sem ble the vac uum line on the hop per.

Close the dis as sem bled vac uum line so that the vac uum for the ac tive hop ­per-load ers does not break down.

In di vid ual hop pers can also be main tained dur ing op er a tion.
How ever, Ster ling rec om mends that you switch off the con ­vey ing plant for all types of work on the hop per.

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Main ten an ce 19

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De pres su rise the com pressed-air line to the hop per (only with com pressed-air
valve).

Dis as sem ble the ma te rial line on the lat eral in let of the hop per.

Re move the con nect ing plug (B) “con veyor con trol” on the con nec tion hous ing of
the hop per.

Dis as sem ble the hop per.

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Main ten an ce 20

4.2.1. Re pla cing the non re turn val ve sea ling ring

Open the ten sion ring (A).

Re move the hop per lid.

Draw the old seal ing ring off the
noz zle (B).

A

In stall the new seal ing ring. Ob ­serve the di rec tion of in stal la tion

C

(C).

Mount the hop per lid.

Close the ten sion ring (A).

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In stall the hop per loader.

&

Part num ber seal ing ring: ID 85610

B

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Main ten an ce 21

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4.2.2. Re pla cing the out let flap sea ling

Re move the con nect ing plug “flap switch” (A) from the con nec tion hous ing of the
hop per.

Re move the ten sion ring (B) and the seal ing ring on the hop per loader.

Re move the up per part of the hop per loader (C) from the lower part of the hop per
loader (D).

Re move the old out let flap seal ing (E) and the ad he sive from the slot. Check that
no sticky rests are left be hind!

Glue the new out let flap seal ing into the slot. Use a suit able ad he sive (e.g.
Pattex).

Set the flap switch.

A B C D E

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As sem bly seal ing

Main ten an ce 22

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In stall the up per part of the hop per loader (C) on the lower part of the hop per
loader (D).

In stall the seal ing ring and the ten sion ring (B) on the hop per loader.

Con nect the con nect ing plug “flap switch” (A) to the con nec tion hous ing of the
hop per.

In stall the hop per loader.

&

Part num ber seal ing: ID 99880

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Main ten an ce 23

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50 mm

4.2.3. Ad just the flap switch

Re move the con nect ing plug “flap switch” from the con nec tion hous ing of the
hop per.

Con nect an ohm me ter to PINS 2 and 3 of the con nect ing plug “flap switch”.

Re lease the nuts (A) of the flap switch (B) un til the sup port can be dis placed.

Open the out let flap (C) so far that
the front tip of the out let flap is
approx. 50 ± 2 mm (1.97 ± 0.18 in.)
away from the seal ing sur face.

Dis place the flap switch (B) un til
the con tact of the mag net switch is
closed.

Tighten the nuts (A) of the flap
switch.

Check the ad just ment:
In case of free hang ing out let flap

C B A

(empty hop per loader) the con tact
of the mag net switch must be
closed.

Out let flap

If the out let flap can not be prop erly ad justed, re place the flap switch or the out let
flap with mag net.

In stall the hop per loader.

&

Part num bers

flap switch: ID 33152
out let flap with mag net: ID 29699

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Main ten an ce 24

4.2.4. Clea ning the hop per loa der

Open the ten sion ring (A).

Re move the hop per loader lid.

Check the sieve (B) within the hop ­per for ma te rial res i due. For clean ­ing, dis as sem ble the hop per: turn
the hop per approx. 1/2 ro ta tion
coun ter clock wise.

Clean the sieve by means of com ­pressed-air.

In stall the hop per: turn the hop per
approx. 1/2 ro ta tion clock wise.

Check the hop per for proper fit.

Clean the hop per loader by means
of a vac uum cleaner.

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Mount the hop per loader lid.

Close the ten sion ring (A).

Open the tog gle-type fas ten ers (C)
on the flap of the hop per loader.

Check the fil ter (D) and the fil ter
mat (E) in the flap for ma te rial res i ­due. Clean the fil ter by means of

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com pressed air.

Close the tog gle-type fas ten ers (C) on the flap of the hop per loader.

In stall the hop per loader.

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Main ten an ce 25

5. Spa re parts list

20

4

15

6

5

22

9

18

13, 14

21

8

21

11

332

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Spa re parts list 26

Pos. Part num ber De sig na ti on

3 29699 Out let flap

4 23069 Hop per with sie ve

5 26454 Flap

6 26487 Val ve

8 23092 Sea ling

9 28418 Sea ling

11 33152 Flap switch

13 31183 Fil ter

14 31182 Fil ter mat

15 84555 Con trol

18 88635 Sea ling

20 95881 Sea ling

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21 84940 Ten si on ring

22 85610 Sea ling

32 99880 Sea ling

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Spa re parts list 27

6. Tech ni cal Data

SOL

Cx-1

DEMAND RS

HOPPER FULL

ON/OFF

(OPTIONAL)

Cx-6

Cx-5

Cx-4

Cx-2

Cx-3

NOTE 1.

NOTE 2.

1 6

54G32 +24VDC

0VDC

JMP TO PIN 2

JMP TO PIN 4

DEMAND

VALVE

GROUND

6.1 Con trol Ca ble Wir ing Sche matic

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Spa re parts list 28