Isuzu 2000 Trooper Workshop Manual page 135

1A–106 HEATING, VENTILATION AND AIR CONDITIONING (HVAC)
Check of Auto Function
No. No Item Item
1 Auto function
Checking Approach
Condition
Select FC for the
temperature.
FAN KNOB "AUTO"
Change the
MODE SW "AUTO"
temperature
gradually starting
with 68°F up to
86°F.
Select FH for the Select FH for the
temperature.
Operation
The LED shall come on.
Cold air shall be blown out.
The following LEDs shall come on:
D Blow port mode:
D Intake mode
D Fan speed:
MAX Hi
D A/C
The following phenomena
shall be recognized.
D Temperature of blown air: Cold air
is changed to hot air.
D Change in the air flow volume.
D The blow port mode LED indication
changes in the following sequence:
Cold air shall be blown out. The
following LEDs shall come on.
D Blow port mode:
D Fan speed: Max
Hi.
Acceptance criteria Acceptance criteria