TSRM/MK3 Supra/Repair Manual
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AC/Air Conditioning System, page 13

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Air Conditioning System — MK3 Supra Air Conditioning System, page 13
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Page text (OCR transcript)
(2) Air Vent Mode Control System & RECIRC./FRESH Control System

Outside Air
RECIRC./FRESH Control Damper
Inside Air
Inside Air
Air Mix Control Damper
Heater Core
Defroster
Side Defroster
Blower Motor
Def. Damper
Cool Air By-Pass Control Damper
Cool Air By-Pass Duct
Air Flow Control Damper
Heat Damper
Heater
Rear Heater
Side Ventilator
Center Ventilator
Side Ventilator
Lower Ventilator
AC1378

(a) Air Vent Mode Control System

Air flow changes as follows.
① Air mix control servo motor shaft moves.
② Program switch is changed.
(Signal is transmitted to relay box)
③ Relay box rotates a motor in air vent mode control servo motor.
④ Servo motor links move.
⑤ Each damper moves.
⑥ As aforeide, the air flows as shown left illustration.

VENT
BI-LEVEL
HEAT
DEF
☆ Cool Air
➤ Warm Air

Link

AC1349