Volvo D 20 Service Manual page 91

Group 21 Engine
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Camshaft rear seal, replacement
Remove camshaft rear sprocket
Hold sprocket in position with 5r99 and unscrew
sprocker with wrench 5201.
Note! Take care not to rotete camshaft.
P5
Remove camshaft caD 4 and old oil seal
Press in new oil seal
O i l s e a l .
D o n o t p u s h i n s e a l t o b o t t o m p o s i t i o n . m a k e s u r e t h a t
Install camshaft caps 1 and 4
Make sure lhat thrLrst washer for camshaft cap 4 sils
Tightenins torq!e 20 Nm (15 ft bs).
P8
Tap in oil seal to bottom
Use adapter 5200 and bolt for rear camshaii sprocket.
P9
Check camshaft setting
C h e c k w i t h g a u g e 5 1 9 0 t h a l c a m s h a f t i s c o r r e c t l y s e t i n
r e l a t i o n t o c r a n k s h a f t .
G a u g e s h o u l d f i t i n g r o o v e i n b a c k e n d o f c r a n k s h a r t . l f
n o l , e n g i n e m ' r s t b e b a s i c - s e i a c c o r d i n g t o o p e r a t i o n s
c 1 - 2 1 .
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