- A) Engine warmed up to normal operating temperature
- b) Air filter installed.
- V) All tubes and hoses of the air intake system are connected.
- G) All vacuum lines are connected.
- d) The injection system wiring connectors are connected.
- e) All accessories are off.
- and) The injection advance angle is set correctly.
- h) Gear lever in neutral position.
- And) (Models with hydraulic booster) Set the steering wheel to the straight ahead position.
2. Connect a tachometer.
3. Adjust the high speed when turning on the air conditioner.
- A) Start the engine.
- b) Install the air conditioner switches and control levers listed below as follows.
- compressor switch on "ON";
- fan mode switch on "HI";
- air intake control lever to position "Air recirculation";
- air flow control lever "FACE";
- temperature control lever on "COOL".
- V) Disconnect the vacuum hose from the high idle actuator.
- G) Apply vacuum to the idle speed increase actuator.
- d) Within a few seconds, increase the engine speed to 2500 rpm. Release the accelerator pedal (control lever) and check the high idle setting.
- Idle speed when turning on the air conditioner: 850-950 rpm
- e) If necessary, adjust the idle speed with the idle speed adjusting screw when the air conditioner is turned on.
- and) Within a few seconds, increase the engine speed to 2500 rpm, release the accelerator pedal (control lever) and check the idle speed again when the air conditioner is turned on.
- h) Connect the vacuum hose to the idle speed increase actuator.