Saab 900 Service Manual page 86

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Reating and ventilation system, air conditioning system
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To .change the rotor bearing (Sankyo
compressor)
To remove
Placethe rotorori a sleeve, The inner diameter
=
clearance forthe outer bearing race. Place driver
8393407 in position without the spacer. Press
out the bearings,
To refit
Stand the rotor on its hub. Centralize the bear-
ings. The bearings should be positioned with
their sealing sides away from each other.
Place driver 8393407 in position with the
spacer.
Ensure that the spacer is corre,ctly positioned so
that the pressure is exerted on the outer bearing
race.
Press in the bearings.
To remove and refit the cylinder head
and valve housing
To remove
Note
Absolute cleanliness must be observed when
working on the cylinder head, valve housing and
service valve.
1 Mount the compressor in a vice.
Remove the 5 bolts holding the cylinder
head onto the compressor.
Tool: 112 in socket (13 mm)
Saab900