Saab 900 Service Manual page 98

854-86 Heating and ventilation system, air conditioning system
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2 Carefully prise off the head taking care not
to scratch or score either of the flanges.
3 Always fit a new head gasket.
4 Fit a new 0 ring after first lubricating it with
refrigeration oil.
Note the locating pins when refitting the cy-
linder head.
Saab 900