Volvo D 20 Service Manual page 104

Gtoup 21 Engine
Crankshaft front seal, replacement
R21
Fill coolant
Capacity: D 20 = 8.1 liters (8.6 US quarts)
D 2 4 = 9 . 1 l i t e r s ( 9 . 8 U S q u a r t s )
F l u s h c o o l i n g s y s t e m b e f o r e a d d i n g n e w c o o l a n t , s e e
G r o u p 2 6 C o o l i n g S y s t e m .
Set dashboard heater conkol to max. Turn on engine
a n d w a r m ' u p f o r 5 m i n u t e s . A d d c o o l a n t d u r i n g t h i s
t i m e . C o n n e c t h o s e t o c o l d s t a r t d e v i c e . F i l l c o o l a n t t o
m o u t h o f e x p a n s i o n t a n k ( a b o v e m a x ) a n d s c r e w o n
0trl 1
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