Page 11
Top stack 812-3
Hydraulic system
The top |S operated electro-hydraulically, An
electric motor driven hydraulic pump is located
under the back seat. The hydraulic pump is con-
nected by means of plastic hoses to two hyd-
raulic. cylinders secured to the mechanism of the
top. The hydraulic system runs with mineral oil,
although Motor Oj] SAE 10W can also be used.
A by-pass valve is fitted between the pump and
one of the hydraulic cylinders, and this valve can
be operated manually through an opening In the
boat trim for manual! raising and lowering of the
top.
The pump moter |s equipped. with an |nternal
safety system which protects it against overheat-
ing or internal damage; The system performs as
follows:
If the pump motor runs for longer than 10 - 20
seconds after the top is at the limit of its travel
(fully raised or ijowered) the power supply to the
motor will be interrupted for 15-25 seconds.
1 Pump
2 Hydraulic eviinders
3 By-pass valve
Saab 900
Page 12
812-4 Top stack
Sealing strips
The sealing strip at the A-pillar is giued to a hold-
er which is secured by means of screws to the A
pillar. The lower part of the sealing strip is
secured by means of screws to the body.
The top section is provided with one front, one
centre and one rear sealing strip, The rear strip
also serves as a guide for the rear side window
and is secured by means of screws to the top.
The centre and front sealing strips are mounted
in grooves in the holder and are both secured to
the holder by means of screws and adhesive.
The front strip also seals between the wind-
screen and the front edge of the top.
1 Sealing strip
2 Holder
Page 13
Top stack 812-5
To remove the side trim and
back seat
Seat cushion
1 Remove the Tour bolts retaining the strip at
the front of the seat cushion, and litt outthe
cushion,
2 Remove the two bolts retaining the backrest
at the bottam
3 Lift the top'so that the two bolts retaining the
top of the backrest can be removed. To im-
prove the accessibility, also’ remove the
headrests. Lower the top.
Page 14
812-6 Top stack
4 Liftup and remove the backrest.
5 Remove the speaker trim of the side trim,
press out the jamp and remove the screws
retaining the side trim. Disconnect the
‘speaker cables and remove the side trim.
To change the front seat belts
Follow the description for removing the side trim
and then continue as follows:
1 Remove the seat-belt anchorage and the
reel retaining bolt,
Saab 900
Page 15
Top stack 812-7
2 Remove the two screws retaining the cover
over the top anchior point of the belt and re-
move the bolt for the anchorage.
Assembie in the reverse order. The tighten-
Ing torque forthe retaining bolt is 25-67 Nm.
To remove the rear side window
1 Remove the side trim.
2 Remove the serews retaining the cover over
the seat-belt anchorage.
3 Remove the window support (two screws),
Saab 900
Page 16
812-8 Top stack
4 Remove the drainage paper from the body,
5 Raise the window to the top of its travel.
6 Release the four retaining nuts for the win-
dow regulator,
7 Remove the window weather strip from the
body.
8 Remove the window support mounting
bracket.
Page 17
| Top stack 812-9
9 Remove the weather strip on the outside of
the window,
sc
10 Release the upper anchorage for the seat-
belt.and turn the bracket towards the centre
of the car
> vay
11 Disconnect the electric cables from the
motor, Lift the window, together with the
mechanism and the motor, from the bady,
Saab 900
Page 18
812-10 Top stack
To change the motor
Remove the three screws and remove the motor.
Fit a new motor.
To remove the window
1 Remove the three screws retaining the glass
inthe frame. The centre screw allows for ad-
justment.
To fit the side window with window re-
gulator
41. Lower the window into the body and refit the
four screws to approximately the correct
position for fitting.
Page 19
Top stack 812-11
NOTE
Ensure that the tensioning strap for the
leatherette trim Is not nipped when the rear
screw Is fitted
2 Fit the weather strips to the inside and out-
side of the body.
3 Raise the window to the top of Its travel and
adjust it with the top raised and the door
closed,
LN
4 Tighten the seat-belt guide,
6 Fit the side trim and the back Seat:
PRE |
Adjustment facilities for the top
Adjustment facilities in the front edge
t Release the hook which is adjustable in
height by screwing out the Torx screw. One
turn corresponds to 1 mnvup or dawn.
2 Pin which prevents movement sideways.
1 Hook, adjustment In height
2 Pin, adjustment, sideways
3 Hinge adjusting screw
Horizontai adjustment of the front rail inre-
lation to the door window.
Saab 900
Page 20
812-12 Top stack
4 Eccentric for adjusting the position of the
top at the front edge before itis pulled down
manually towards the windscreen frame
Recommended position. 20-30 mm above
the window frame.
5 Adjustment of the top in the lowered post-
von.
Release the two tock nuts through the oval
hole in the side members and move the top
up or down.
To change the front weather strip
The strip is glued to the sides in the front strip
holder and is secured by means of screws to the
front edge.
1. Pull the strip away from the strip holder and
remove the screws retaining the front edge.
2 Screw it in position and glue the new strip,
See the technical specification for particu-
lars of the adhesive:
Centre sealing strip
The strip is glued to the strip holder which, tn
turn, is secured by. means of screws to the centre
hinge part.
Rear weather strip - window guide. The strip is
secured by means of four screws and a plastic
clip. When fitting, apply adhesive to the surfaces
thal were glued earlier. See the) technical
specification for particulars of the adhesive.