Volvo Penta 2001 Workshop Manual page 26

Bear i ng Housi ng
Chec k t he housi ng f or cor r osi on or cr acks . Chec k
m e a s u r e m e n t s
( D) and ( E) , and r epl ace t he housi ng wher e n e c e s s a r y
. M eas ur em ent ( D) shoul d not be
m or e t han
12 . 42 m m ,
m eas ur em ent ( E) shoul d not be m or e t han 15 . 05 m m.
Cover
Chec k m eas ur em ent s ( F) and ( G) . and r epl ace t he cover
wher e necessar y . M eas ur em ent ( F) shoul d not be m or e
t han 12 . 45 m m , m eas ur em ent ( G) shoul d not be m or e t han
10 . 05 m m.
Packi ng Ri ngs
Chec k t he packi ng r i ngs t o
see
i f t hey ar e wor n or out of
shape,
and r epl ace t hem wi t h new ones wher e n e c e s s a
r y .
Reas s em bl y
G r eas e al l r em ov abl e par t s when r eassem bl i ng t hem.
P o s i t i o n
t he ci r cl i ps i n t he bear i ng hous i ng so t hat t he
o p e n i n g s i n t hem ar e f aci ng t owar ds t he oi l out l et .
M ount t he packi ng r i ng
on t he t ur bi ne
shaf t . Tur n t he o p e n i n g
i n t he r i ng so t hat i t i s f aci ng t owar ds t he oi l i nt ake .
Posi t i on t he heat shi el d on t he bear i ng casi ng, and t hen
pl ace t he t ur bi ne axl e i n t he bear i ng housi ng .
M ount t he bus hi ng on t he t ur bi ne shaf t . G r eas e i n t he
c o m p r e s s o r bear i ng wi t h engi ne oi l , and m ount i t on t he
bear i ng casi ng, usi ng new scr ews and was her s t o f ast en i t .
The t or que shoul d be 1 . 3 N m ±0. 1 .
Ti ght en t he s c r ews t o t he abov e t or que, t hen l oosen t hem a
quar t er t ur n bef or e t i ght eni ng t hem up t o t he cor r ect
t or que agai n.
Posi t i on t he t wo packi ng r i ngs on t he oi l def l ect or . NO TE :
The openi ng i n t he i nner r i ng shoul d be f aci ng t he oi l
o u t l e t ,
t hat i n t he out er r i ng s houl d be f aci ng t he oi l i nt ake .
Posi t i on t he oi l def l ect or i n t he cover . Sm ear t he edges of
t he bear i ng housi ng whi c h c om e i n t ouch wi t h t he cover ,
usi ng Per m at ex f or t he pur pose .
The t hi ckness of t he seal ant shoul d be about 0 . 1- 0 . 2 m m .
Fi t t he cover on t he bear i ng housi ng, and f ast en i t wi t h new
scr ews and was her s . The t or que shoul d be 1 . 3 N m ±0 . 1 .
Ti ght en t he scr ews t o t he abov e t or que, t hen l oosen t hem a
quar t er t ur n bef or e t i ght eni ng t hem up t o t he cor r ect
t or que agai n .
Posi t i on t he c om pr es s or wheel on t he t ur bi ne shaf t and
f ast en i t wi t h t he l ef t - hand t hr ead nut . The t or que shoul d
be 2 . 0 N m ±0 . 1 .
M ount t he t ur bi ne housi ng on t he bear i ng housi ng a c c o r d i n g
t o t he l i ne- up m ar k s . Sc r ew t he l ocki ng cover i nt o
p o s i t i o n ,
m ak i ng sur e t hat t he s c r ews used ar e not t hose f or
t he c om pr es s or
housi ng . The t or que shoul d be 11 . 0
N m ±0 . 5 ( M 6) , 26 . 0±1, 0 ( M 8) .
Sm ear t he edges of t he bear i ng housi ng wher e i t c om es i n
t ouch wi t h t he c om pr es s or housi ng, usi ng Per m at ex f or
t he pur pos e . The t hi ckness of t he seal ant shoul d be about
0 . 1- 0 . 2 m m. Then m ount t he c om pr es s or housi ng a c c o r d i n g
t o t he l i ne- up m ar ks, and s c r ew t he l ocki ng cover i nt o
posi t i on . The t or que shoul d be 4 . 5 N m ±0 . 5 .
Chec k t he axi al and r adi al cl ear ance . M ax i m um p e r m i s s i b l e
axi al cl ear ance i s 0 . 09 m m ,
m ax i m um per m i ssi bl e
r a d i a l
cl ear ance i s 0 . 17 m m .
Fi t t i ng t he Tur bo- Com pr es s or
Bef or e f i t t i ng t he t ur bo- com pr essor on t he engi ne, spr ay
cl ean engi ne oi l i nt o t he oi l i nt ake, and t ur n t he t ur bi ne
shaf t so t hat t he oi l i s evenl y di st r i but ed . Cl ean t he
turbo-compressor' s d e l i v e r y a n d r e t u r n o i l l i n e s . C h a n g e t h e e n g i n e o i l a n d t h e f i l t e r f o r t h e l u b r i c a n t . B e s u r e t o u s e t h e
cor r ect qual i t y of oi l ( see under
" Techni cal Dat a" ) . Oi l
c hanges shoul d be car r i ed out i n ac c or danc e wi t h t he
i n s t r u c t i o n s
i n t he M anual , i n or der t o keep t he engi ne cl ean .
Cl ean t he ai r f i l t er .