Volvo D 20 Service Manual page 77

Group 21 Engine
Camshaft, installing
N5
Install camshaft caps 1 and 4
fMak€ sure thatthe thrustwasherfor camshaft cap 4 sits
Torque all four caps
Torque = 20 Nm (15 ft lbs).
D
,D
D
Tap in oil seals to bottom
R € a r o i l s e 6 l : U s e . d a p t e r 5 2 0 0 a n d b o l t f o r c a m s h a f t
F r o n t o i l s e a l r t i s e a d a p t e r 5 2 0 0 a n d t a p s e a l i n t o p o s i
N8
Install bolts tor belt cover
N9
Install gear belt and camshaft front sprocket
P u l l b e l t t o e n s u r e t h a t i t i s s e a t e d c o r r e c t l y o n c r a n k
P l a c e b e l i o v e r c a m s h a f t s p r o c k e t a n d i n s t a l l s p r o c k e t
I n s t a l l c e n t e r b o l t h a n d t i g h t . l t s h o u l c l b e p o s s i b l e f o r
s p r o c k e t t o t u r n o n c a m s h a f t w i t h o u t c a m s h a f t r o t a t i n g .
Set belt tension
A d j u s t t e n s i o n b y m o v i n g c o o l i n g p u m p .
U s e g a u g e 5 1 9 7 t o c h e c k l e n s i o n . A r t a c h g a u g e r o b e t r
a n d s e t t o 1 2 . 5 u n i t s .
S l f e t c h b e l t u n t i i m a r k o n g a u g e p t u n g e r i s f t u s h w i l h
D e p r e s s b e l t s t r o n g l y w i t h h a n d a n d r e c h e c u a d j u s t t e n ,
20 Nm
7 5