Saab 900 Service Manual page 34

854-22 Heating and ventilation system, air conditioning system
3 Remove the lower section of the instrument
panel.
4 Remove the air diffuser (5 screws).
5 Remove the left-hand defroster/speaker
grille
6 Remove the control rod from between the
water valve and the control knob by sliding
the rod forward as far as it will go, so that it
comes free from the knob.
Next, pull the rod back to free it from the
water valve. The plastic joint at the control
knob is accessible from underneath once
the switches below the heater controls have
been pressed backwards.
1 Control rod, water valve
2 Water valve
Saab900