1975 Datsun 280z FSM - Spooled up Racing

Air Conditioning
DEF (Defrost) position
Magnet valve - F.I.C.D.
AC547
Fig. AC-12 Air flow - DEF (Defrost) position
1. Air intake door . .. Vacuum is
imposed on the actuator of the air
intake door and the door is in the
open position.
2. Mode door ... Vacuum is introduced
both to D x and D 2 of the
double-action actuator and the mode
door is in its fully open position.
3. Heater door... The control cable
of the heater door is connected to the
AIR lever and holds the door in the
closed position.
Warm air heated by the core goes to
the defroster nozzles.
4. Vacuum cock ... Vacuum is imposed
on the actuator of the vacuum
cock and the cock is in the open
position.
5. Fast idle actuator ... The actuator
is not in operation.
AC-12