-
SUMITOMO
sc looo Clamshel l 2 .O-3.0m3C L A M S H E L L B O O M S . L a t
t i c e c o n s t r u c t i o n ; r o u n d t u b u l a r m a i
n
c h o r d s , a l l o y h i - t e n s t e e l , w i t h b r a c
i n g o f r o u n d s t e e lt u b i n g .
B o o m c o n n e c t i o n s . . . I n - l i n e p i n c o n n
e c t i o n s .
B a s i c b o o m . . . T w o - p i e c e , 1 8 . 3 0 m b a s i
c l e n g t h ; 7 . 6 2 m b a s e ,
1 0 . 6 8 m t o p s e c t i o n ; 1 . B 5 d e e p a n d 1 . 8 5
m w i d e a tc o n n e c t i o n s .
Boom po in t mach inery . . . F ive head sheaves mounted on
a n t i - f r i c t i o n b e a r i n g s .
B o o m e x t e n s i o n s . . . A v a i l a b l e i n 3 . 0 5
m . 6 . 1 0 m a n d 9 . 1 5 ml e n g t h s w i t h p e n d a n t s
.
G A N T R y ' R e t r a c t a b l e h i g h g a n t r y
M A X I M U M C L A M S H E L L R A T 1 N 6 . 1 O . O t
L I N E S P E E D :
H o i s t i n g l i n e s p e e d v a r i e s w i t h l o a d
.
G A N T R y ' R e t r a c t a b l e h i g h g a n t r y
W O R K I N G W E I G H T A N D G R O U N D P R E S S U R E
:
S h o e w i d t h W e i g h t P ressu re
965mm 1 O 5 . 2 t O.77 kglcm2
W i t h b a s i c b o o m , 2 . 5 m 3 b u c k e t a n d c o u n
t e r w e i g h t A , B , C , D , E , F , G .W e i g h t w i t h o
u t c o u n t e r w e i g h t a n d f r o n t a t t a c h m e n t :
a p p r o x . 6 0 . 5 1
SCl OOO CLAMSHELL CAPACIT IES AND WORKING RANGES:( in me t r i c
tons )
C O U N T E R W E T G H T : A ( 5 . 6 1 ) , B ( 4 . 6 1 ) , C (
5 . 6 t ) , D ( 9 . 3 1 ) , E ( 7 . 5 1 )
F ( 0 . 8 1 ) , G ( 0 . 8 t ) T o t a l . . . 3 4 . 2 t
S A F E T y D E V I C E . B o o m o v e r h o i s t l i m i t i
n g d e v i c e , d r u m p a w rl o c k f o r c l o s i n g , h o
l d i n g a n d b o o m h o i s t d r u m ,s w i n g l o c k , s a
f e t y v a l v e i n h y d r a u l i c c i r c u i t , b o o ma n
g l e i n d r c a t o r , b o o m b a c k s t o p .
T A G L I N E W I N D E R : S p r i n g - w o u n d , d r u m -
t y p e m o u n t e d o nboom, doub le s tage type StandardS p r i
n g - w o u n d , d r u m - t y p e m o u n t e d o r r b o o m , t
r i p l es t a g e t y p e . . . . O p t i o n a l e x t r aH y d r
a u l i c t y p e m o u n t e d i n f r o n t o f t h e r e v o l v
i n gf r a m e . . . . . . O p t i o n a l e x t r a
G R A D E A B I L I T Y : 3 0 9 ' " ( 1 7 )w i t h b a s i c b o
o m , 2 . 5 m 3 b u c k e t a n d c o u n t e r w e i g h t
A , B , C , D , E , F , G .
R : W o r k i n g r a d i u s
Notes :
1 . F o l l o w i n g w e i g h t
r a t e d l o a d s .
A : B o o m a n g l e L : R a t e d l o a d
o f b u c k e t p l u s l o a d s h o u l d n o t e x c e e d a
b o v e
J--.-__/--v^!/--y!_,--\/--\,_/-\ --\__Z-\_/--\_"
( i n m e t e r s )
Bucke t capac i t y 2 .0m3 2 . 5 m 3 3 . 0 m 3
AB u c k e t o v e r a l l h e i g h t( ope ned )
4 . 5 2 4 . 3 1 5 . 3 7
BB u c k e t o v e r a l l h e i g h t( c l o s e d )
3 .69 3 .46 4 .36
c B u c k e t o p e n i n g w i d t h 3 .24 3 . 6 5 3 .65D B u c
k e t c l e a r a n c e 1 . 4 7 . 4 7 , 4
* L i g h t d u t y s e r v i c e
2 .?
B o o m l e n g t h s h a l l n o t e x c e e d 2 1 3 5 m .A p p
a r e n t s p e c i f i c g r a v i t y o f l i f t i n g m a t e r
i a l :
E a r t h . . .
G r a v e l . . . . .
4 . H i g h g a n t r y i s r e q u i r e d f o r a l l o p e r
a t i n g c o n d i t i o n s .
We are constantly improving our products and therefore reserve
the right to change designs and specifications without
notice.eYTil/rTtTtnn/r-r ld it r \ /rn Tcrftrrry-rTnr^ly It a
ritr?rTErDr.t rrat T TttT\
. . . . . . 1 . 7 - 1 . g t / m 3
. . . . . . 1 .8 -2 .O t lm3
D r u m s R o o t d i a . TypeL i n e s p e e d ( C l o s i n g
, H o l d i n g )
C a b l e d i a .P u m p c o n t r o l" O F F " ( O r d i n a r
y )
P u m p c o n t r o l, , o N , ,
H o l d i n g 546mm P a r a l l e l g r o o v e d H i g h 6 0 m
/ m i nL o w 3 0 m / m i n
H i g h 1 5 m / m i nL o w 7 . 5 m / m i n
2 6 m m
C l o s i n g 546mm P a r a l l e l g r o o v e d H i g h 6 0 m
/ m i nL o w 3 0 m i m i n
H i g h 1 5 m / m i nL o w 7 . 5 m / m i n
2 6 m m
3 r d d r u m( O p t i o n )
320mm P a r a l l e l g r o o v e d 6 0 m / m i n 1 5 m / m i n
' l 6mm
B o o m h o i s t 42Omm P a r a l l e l g r o o v e d 4 0 m / m
i n 1 0 m / m i n 20mm
Boom Length (61)
18.30 2 1 . 3 5 24.40 27.45
R{ m }
At")
L( t )
Ft'trnl
,A(o ' )
L(t)
FI,tmJ
.AIo)
L( t )
F t .{m}
A .to'l
L( t )
9.0 67.7 1 0 . 0
10:0 64.2 1 0 . 0 10 .0 68.1 1 0 . 0
12.A 56.9 10 .0 12.O 62.2 10 .0 12.O 65.9 10 .0
14.4 48.9 10 .0 14 ,0 55.8 10 .0 14.0 60,6 10 .0 14 .0 64"2 10
.0
16 .0 39.7 10 .0 16 .0 48.9 10 .0 16,0 55.0 10 .0 16 .0 59.4 10
.0
18.0 41.2 10 .0 18 .0 48.9 10 .0 18.O54.3 10 .0
20.o 42.2 1 0 . 020.o 48.9 10 .0
22.O43.0 10 .0
IIII
D- i
B u c k e t c a p a c i t y 2 .Om3 2.5m3 3 . 0 m 3
B u c k e t w e i o h t 4 . 5 1 5 .5 r 6 . 5 t
-
SUMITOMO
sG tooo Basic MachineUpper MachineryUPPER FRAME: A l l -wp lded
, p rec i s ion mach i r l ed un i t .
T U R N T A B L E B E A R I N G W I T H I N T E G R A L R I N G
G E A R :Outer rbce is bol ted to uppei f rame, inner race wi
thinternal r ing gear is bol ted to lower f rame. Swingpinion
rneshes wi th internal , integral r ing gear. Amachined surface is
provided for rhount ing turntablebear ing.
CONTROL SYSTEM: Remote con t ro l l ed hyd rau l i c se rvo fo r
ma inho is t , aux . ho is t , boom ho is t and t rave l . Mechan
ica ll i nkage t ype fo r sw ing . Work ing speed can be p rec i se
-l y con t ro l l ed by leve r s t roke .
PTJMP CONTROL SYSTEM: Sys tem reduc ing pump d isp
lacementenables both minute operat ion and saving energy.
HyDRAULIC SYSTEM; Sys tem comb in ing va r iab le d i sp
lacementaxia l purnps and f ixed displacement gear pumpsprovides
both independent and combined operat ionso f a l l f unc t ions
.
Main hoist /aux. hoist /boom hoist - Axia l Oiston motor wi
thcou nterb6lance valve.
Sw ing moto r - Ax ia l p i s ton moto rs .Travel motor - Axia l
p iston motors wi th brake valves. Spr ing-
app l i ed /hyd rau l i c - re leased mu l t i p le d i sc b
rakes a re
f itted .Hydraul ic o i l reservoir - 300 l i ter capaci ty.
LOAD HOIST ASSEMBLy ; F ron t ima in ) and rea r (aux . ) opera
t -i ng d rums . Each d r i ven by the b i -d i rec t i ona l ,ax
ia lp i s ton moto r th rough reduc t ion gear power ing therope d
rum in e i the r d i rec t i on fo r ho is t i ng o r l ower -ing
load . j
C lu tches Power hyd rau l i c ac tua ted , i n te rna l expand
ing ,sel f adiust ing 2-shoe type.
Brakes - External contract ing band type operated by footpeda l
w i th l ock ing la t ch . Fo r c rane mode , au tomat i cb rake
(sp r ing app l i ed , hyd rau l i ca l l y re leased) i s
app l i ed when con t ro l l eve r i n neu t ra l pos i t i on .
Fo rbucke t mode . f ree - fa l l i s ava i l ab le when con t ro
ll eve r i n neu t ra l pos i t i on .
Locks - Electr ical ly operated drum lock pawl .
BOOM HOIST ASSEMBLy ; Dr i ven by the b i -d i rec t i ona l ,
ax ia lp iston motor through reduct ion gear power ing therope d ru
rn i n e i the r d i rec t i on fo r ho is t i ng o r l ower -ing
boom.
B r a k e - S p r i n g a p p l i e d , h y d r a u l i c a l l
y r e l e a s e d m u l t i p l e d i s cty pe.
Lock - Electr ical ly operated drum lock pawl .
SWING. Dr i ven by ax ia l p i s ton muto r , t h rough reduc t
ion gear .Brakes - Brake is appl ied by spr ing and re leased by
hydraul ic
cy l i nde r .Lock - Mechanical ly operated pin connect ion f
rame lock.Speed - 2.2 rpm (H igh ) , 1 .3 rpm (Low)
OpERATOR'S CAB: Fu l l v i s ion compar tmen t w i th sa fe ty g
lasspane ls , t he comp le te l y i ndependen t cab i s i nsu la
tedaga ins t no ise and v ib ra t i on .
COUNTERWEIGHT: Removab le , 7 b locks moun ted on rea r o f
upper f rame by bol ts.
P O W E R U N I T : Make & Model M I T S U B I S H I 6 D 2 2
C T
Type Water-cooled,4-cycle d iesel engineNo. of cy l inders 6Bore
& Stroke 130mm x 140mm
Displacement 1 1 , 1 4 9 c c
Rated output 250 psl2,2O0 rpm
Max. torque 105 kg -m/1 ,200 rpm
Fue l tank 450 l i ters
We are constantly improving our products and therefore reserve
the right to change designs and specifications without notice.rel?t
l t?r l !^ttA aa- -f r \ - t^r?AEn?ramr^rr rr l A???r?En:t t- l^ ?
Tl. lF\
Lower MachineryLOWER FRAME: Al l welded robust ro l led steel ,
box construct ion.
S IDE FRAMES: A l l we lded robus t ro l l ed s tee l . Connec
ted tolower f rame by ax ie sh im packs and p ins .
ROLLERS: Hea t t rea ted , moun ted on bush ings w i th f l oa t
ing
sea ls requ i r i ng no fu r the r l ub r i ca t i on .Bottom -
10 pcs. per s ide f rameTop - 3pcs. per s ide f rame.
DRIVE SPROCKET5. Hea t t rea ted , i nvo lu te sp l i ned to d r
i ve sha f tmounted on ant i f r ic t ion bear ings.
IDLERS; Hea t t rea ted , moun ted on bush ings w i th f l oa t
ing
sea ls requ i r i ng no fu r the r l ub r i ca t i on .
TF IACKS: Hea t t rea ted , se l f c lean ing , one lug t ype ,
mu l t i p lehinged shoes, 54 pcs. per s ide f rame.
Shoe width -965mm (standard)
1 .1 18mm (op t iona l ex t ra ) .
TRACK TENSTON ADJUSTER. Ad ius ted by hyd rau l i c cy l i nde
rsat the id ler b locks. Tension can be automat ical lyre leased
when abnormal load occurred on t racks.
TRAVEL AND STEEp. Ax ia l p i s ton moto r w i th reduc t ion
gearis located at inner dr ive end of each crawler s idef rame.
Each t rack i s d r i ven s imu l taneous ly o r i nd i -v idua l l
y fo r s t ra igh t - l i ne t rave l , o r p i vo t tu rn , o r
thetracks can be counter-rotated for spin turns.
Brake - Spr ing app l i ed , hyd rau l i ca l l y re leased mu l
t i p le d i scb rakes app l i ed au tomat i ca l l y when con t ro
l l eve r i nneu t ra l pos i t i on .
S p e e d - 4 s p e e d r a n g e
1 .5 /1 .Okm/h Pump con t ro l "OFF" (o rd ina ry )
O.4lA.Zkmlh . . PumP contro l "ON"
G e n e r a l D i m e n s i o n s
A : He igh t ove r l ow gan t ry un i t . . . 3 .675mA' : He igh
t ove r h igh gan t ry un i t . 7 .500mB : He igh t o f cab . . 3
.395mC : Coun te rwe igh t g round c lea rance . . 1 .400mD :
Radius of rear end 5.500mE : Cen te r o f ro ta t i on to boom foo
t p in . 1 .400mF : Cen te r to cen te r d i s tance o f tamb le r
6 .690mG : Overa l l l eng th o f c raw le r . 7 .790mH : He igh t
f rom g round to boom foo t p in 2 .275m| : Overa l l w id th o f
house 3 .400mJ : Ground c lea rance . 0 .565mK : Center to center d
istance of crawler . 5.100mL : Overal l width of crawler . .
6.065mM : Shoe width 0.965mN : He igh t o f shoe . . 1 .255mO : Ta
i l sw ing rad ius a t l ow gan t ry . . . . 6 .770m
P : Overa l l w id th o f upper mach ine ry . 4 .500m
-
SUMITOMO
sc looosc1000 CRANE cApActTtES (W|TH CRANE BOOM):
Notes:1. Capaci t ies shown are in metr ic tons and are based on
75o/o ol
minimum t ipping loads - over the s ide - wi th machine
standinglevel on f i rm support ing surface under ideal job condi t
ions.Deduct ions f rom the l i f t ing crane capaci t ies must be
made forweight of hook block.
K ind o f hook b lock ( t ) 100 50 JU 1 0
Weight of hook block ( t ) 1 . 3 3 0.84 0.64 0.40
2 . When operat ing of the main boomboom the fo l lowing deduct
ions inmust be made.
J ib length (ml 12.20 18 .30 24.40
Weight to be deducted ( t ) 2.7 3 . 1 4 . 1
3. High gantry is required and s ide f rames must be extended
foral l operat ing condi t ions.
SClOOO JIB CAPACITIES:( i n m e t r i c t o n s )
J i b l e n g t h ( m ) J i b s e t a n g l eM a x . j i bCapac
i t i es
12.201 o o 12 .O
3oo 8.0
18 .301 0 " 1 0 . 0
3oo 6.0
24.401 o ' 6.0
300 4.5
Notes :1 . T h e j i b c a p a c i t i e s a r e e q u a l t o t
h e c r a n e l i f t i n g c a p a c i t i e s o f
t h e m a i n b o o m o n w h i c h t h e j i b i s f i x e d e
x c e p t t h a t t h e y a r er e s t r i c t e d b y t h e m a x
i m u m j i b c a p a c i t i e s s h o w n l e f t .
2 . J i b w o r k i n g r a d i u s d o e s n o t e x c e e d t
h e w o r k i n g r a d i u s o f t h em a i n b o o m w h i c h f
i t s t h e j i b .
3 . D e d u c t i o n s f r o m t h e j i b c a p a c i t i e s
m u s t b e m a d e f o r w e i g h t o fj i b h o o k b l o c k (
0 . 4 0 t ) .
4 . Ava i lab le boom length to a t tach the j ib i s f rom
39.65m to
peak sheaves wi th j ib onrnachine l i f t ing capaci t ies
( in met r ic tons)
worKrngradius
{ m )
B o o m l e n g t h ( m )
18 .30 21 .35 24.40 27,45 30.50 33.5E 36.60 39.65 42.7Q 45.75
48.80 5 1 . 8 5 54.90 57.90 60.95 64.00 67.O5 70 .1 0 7 3 , 1 55.0
100.05.3 100.0
6.0 84.9 79.0 72.27.O 66.4 66.3 66.2 6 1 . 9 55.4
8.0 54.1 53.9 53.8 5 3 . 7 50.9 48.0 43.89.0 45.5 45.2 45.1 45.0
44.9 44.8 42.5 38.4 3 5 . 1
t 0.o 39 .1 39.0 38.9 38.7 38.6 38.5 38.4 36.4 34.4 3 1 . 3
28.812.O 30.4 30.2 30.r 30.0 30.0 29.9 29.8 29.6 29.5 29.4 27 .2
24.8 22.7 20.814.O 24.8 24.7 24.6 24.5 24.3 24.2 2 4 . 1 23.9 23.8
23.7 23.5 23.4 21.9 1 9 . 8 1 7 . 7 1 6 . 5 15.7 14.41 6 . 0 20.8
20.7 20.6 20.4 20.3 20.2 20.1 20.o 1 9 . 9 1 9 . 8 1 9 . 6 1 9 . 5
19.4 19.2 1 6 . 9 1 5 . 5 14.9 1 3 . 6 1 1 . 51 8 . 0 1 7 . 7 ' t7
.6 ' t7 .5 1 7 . 5 1 7 . 4 1 7 . 2 1 7 . O 1 6 . 9 1 6 . 8 1 6 . 6
1 6 . 5 1 6 . 4 16.2 1 6 . 1 1 4 . 6 14.1 12.7 1 0 . 9
20.0 1 5 . 5 15.4 1 5 . 3 1 5 . 1 1 5 . 0 14.9 '14.7 14.6 14.5
14.3 14.2 14.1 1 3 . 9 1 3 . 8 13.7 13.2 ' t2.o 1 0 . 322.O 1 3 . 6
1 3 . 5 1 3 . 3 't3.2 1 3 . 1 12.8 12.7 12.6 12.5 1 2 . 4 12.3 1 2
. 1 12.O 1 1 . 9 1 1 . 7 1 1 . 1 9 . 724.O ' t 2 .1 1 1 . 9 1 1 . 8
' t1 .7 1 1 . 5 1 1 . 4 1 1 . 3 1 1 . 1 1 0 . 9 1 0 . 8 1 0 . 6 1 0
. 5 10 .3 10.2 10 .0 9 . 126.0 1 0 . 6 1 0 . 5 1 0 . 4 10.2 1 0 . 1
10 .0 9.9 9 . 8 9 .6 9 . 5 9 .3 9.0 8.9 8 .8 8 .528.A 9 . 7 9 . 5
9.4 9.3 9 . 1 8 .9 8 . 8 8.6 8 .5 8 .3 8.2 8 . 1 7 .9 7 . 8 7 .
630.0 8.6 8 .5 8.3 4 .2 8 . 1 7 .9 7 .8 7 . 7 7 . 5 7 . 5 7.3 7 . 1
6 .9 6 . 732.O 7 . 7 7 . 5 7 . 5 7 .4 7 .2 7 . 1 6 .9 6 . 7 6 .6 6
.5 6.3 6.2 6.034.0 6.8 6 . 8 6 . 7 6 . 5 6 .4 6 .2 6 . 1 5 .9 5.8 5
. 6 5 .5 5 .236.0 6 .2 6 .2 6 . 1 5 .9 5 .8 5 . 7 5 . 5 5.3 5.2 5.0
4.8 4 .638.0 5 . 7 5 .6 5 .4 5 .3 5.2 5 .0 4.8 4 .6 4.4 4.2 4.040.0
5 . 1 4 .9 4 .8 4 . 7 4 .5 4.3 4.',1 3 .9 3 .7 3 .542.O 4.4 4.3 4.2
4.0 3 .8 3 .6 3.4 3 .3 3.044.0 4 .O 3 .9 3 . 7 3 . 5 3 .4 3 .2 3 .0
2 .8 2.546.0 3.4 3 .3 3 . 1 3 .0 2 .7 2 .5 2.5 2 .248.0 2.9 2.6 2
.5 2.5 2 .3 2 . 1 1 . 950.0 2.4 2.3 2.2 2.O 1 . 8 1 . 652.0 2 . 1
2.O 1 . 8 1 . 7 1 . 5 1 . 3il.0 1 . 7 ' 1 . 5 1 . 4 1 . 356.0 1 .
3
J i b s e t a n g l e
Ia_
R o t a t i o n
B o o m w o r k i n g r a d i u s
J i b w o r k i n g r a d i u s
B o o m a n g l et o g r o u n d
-
Crane 1 OO metric tons
SClOOO CRANE WORKING RANGES
{gro.
5!ttrfo(,oolt(!
.c
.9oI
-
SUMITOMO
sc tooo Crane 1OO metric tonsCRANE BOOMS: Lat t ice const ruct
ion; round
wi th brac ing of round s tee l tub ing.Boom connect ions.Bas ic
boom
Boom po in t mach ine ry
Boom ex tens ions
J i b . .
Jib extensions
Boom P lus j i b l eng th
HOOK B!-OCK:
100t, five sheaves . . .501, two sheaves30t, one sheave1 0t, no
sheave
GANTRY: Retractable high gantry.
L INE SPEED:
tubu la r ma in cho rds , a l l oy h i - t en s tee l ,
l n - l i ne p in connec t i ons .Two-p iece, 18.30m bas ic
length; 7 .62mbase, 10.68m top sect ion; 1 .85m deepand 1.85 wide
at connect ions.F ive head sheaves mounted on ant i f r ic -t ion
bear ings.Ava i l ab le i n 3 .05m, 6 .10m and 9 .15mlengths wi th
pendants . Maximum boomleng th 73 .15m.Two-piece; 12.20m basic
length with6.10m long base and top sect ions,0 .76mdeep and 0.91m
Wide at connect ions.Ava i l ab le i n 6 .10m j i b ex tens ions .
Max i -mum j ib length 24.4Om.57.90m + 24.40m.64.00m + 18.30m.
Standard.Opt iona l ex t ra .Opt iona l ex t ra .Standard for j
ib .
Drums Root d ia . TypeLine speed (Hoist ing, Lower ing)
Cable dia.Pump contro l"OFF" (Ord ina ry )
Pump contro l
Ma in ho is t( Front) 546mm Parallel
grooved H igh 6O m/minLow 30 m/min
H i g h 1 5 m / m i nLow 7.5 m/min 26mm
Aux . ho is t( F lpar)
546mm Paral le l grooved H igh 60 m/minLow 30 m/minH i g h 1 5 m
/ m i nLow 7.5 m/min 26mm
Boom hoist 420mm Paral le l grooved 40 m/min 1 0 m / m i n
20mm
H O I S T R E E V I N G :Main ho is t
No pf parts of l ine 1 0 9 8 7 6 5 4 3 2 1
Max. load ( t ) 100.0 90.9 8 1 . 6 72 .1 62.4 52.5 42.4 32.1
21.6 1 0 . 9
W O R K I N G W E I G H T A N D G R O U N D P R E S S U R E
:
Shoe width Weight Pressure
965mnn 101.2t O.74 kqlcm21 , 1 1 8 m m ( O p t ) 1061 O.77
kglcm2
With basic boom and counterweight.
C O U N T E R W E I G H T : A ( 5 . 6 1 ) , B ( 4 . 6 t ) , C (
5 . 6 1 ) , D ( 9 . 3 1 ) , E ( 7 . 5 1 ) , F ( 0 . 8 1 ) , G ( 0 .
8 1 )
T o t a l . . . 3 4 . 2 t
S A F E T Y D E V I C E :
G R A D E A B I L I T Y :
Hook over ho is t l imi t ing dev ice, boom over ho is t l imi t
ing dev ice, boom angle ind icator ,boom back stop, drurn pawl lock
for main, aux. and boom hoist drum, safety value inhyd rau l i c c
i r cu i t , sw ing i ock , sw ing a la rm , l oad momen t l im i t
e r ( op t i ona l ex t ra l .
3}o/o (17o]l
with basic boom and counterweight.
We are constantly improving our products and therefore reserve
the right to change designs and specifications without notice.- ^ ,
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