ISUZU TROOPER 1998 Service Repair Manual

ISUZU TROOPER 1998 Service Repair Manual TROOPER 1998 ISUZU ISUZU https://www.carmanualsonline.info/img/61/57184/w960_57184-0.png ISUZU TROOPER 1998 Service Repair Manual
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ISUZU TROOPER 1998  Service Repair Manual AIR CONDITIONING  1BÐ85
Legend
(1) Duct Sensor
(2) Evaporator Assembly
(3) Amplifierblock
In Car Sensor
It is a photodiode used for detecting quantity of
solar radiation. This sensor converts the off

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ISUZU TROOPER 1998  Service Repair Manual 1BÐ86 AIR CONDITIONING
Legend
(1) Out put Axis
(2) Motor
(3) Printed Circuit Board
(4) Sliding Contact
The mode and mix actuators are common actuators
with the built-in potentiometer. For the intake

Page 213 of 3573

ISUZU TROOPER 1998  Service Repair Manual AIR CONDITIONING  1BÐ87
¥ Movement of Mode Actuator
As target position of the mode door is decided on
the controller of the control unit, the control unit
reads the position detection signal from th

Page 214 of 3573

ISUZU TROOPER 1998  Service Repair Manual 1BÐ88 AIR CONDITIONING
OVERVIEW OF AUTOMATIC CONTROL OF
FULL AUTOMATIC AIR CONDITIONER 
The full automatic heater and air conditioner on this
vehicle has the following features:
¥ Interior temperatu

Page 215 of 3573

ISUZU TROOPER 1998  Service Repair Manual AIR CONDITIONING  1BÐ89
2. Air Flow Control
¥ In the Auto Mode
The automatic heater/air conditioner control unit
operates on the setup temperature signal and
other sensor signals to derive the total

Page 216 of 3573

ISUZU TROOPER 1998  Service Repair Manual 1BÐ90 AIR CONDITIONING
4. Intake (Fresh air/interior air switching) Control
In the Full Auto mode, the automatic heater/air
conditioner control unit operates on the setup
temperature signal and other

Page 217 of 3573

ISUZU TROOPER 1998  Service Repair Manual AIR CONDITIONING  1BÐ91
6. Heating Start Timing Control
When the automatic heater/air conditioner is
started, heating is turned on under following
conditions.
·The detected temperature of thermo uni

Page 218 of 3573

ISUZU TROOPER 1998  Service Repair Manual 1BÐ92 AIR CONDITIONING
TROUBLESHOOTING
Troubleshooting, Its Overview and Procedures
The full automatic heater and air conditioner equips with the "Self-Diagnosis Function" to check its major
componen

Page 219 of 3573

ISUZU TROOPER 1998  Service Repair Manual AIR CONDITIONING  1BÐ93
Check of Auto Amplifier (Automatic air conditioner control unit) Power Supply System
¥ This check is required because a trouble on the auto amplifier (control unit) power sup

Page 220 of 3573

ISUZU TROOPER 1998  Service Repair Manual 1BÐ94 AIR CONDITIONING
Chart "A" : Check of Auto Amplifier Power Supply System
NOHarness disconnection or improper grounding.
NOHarness disconnection or improper grounding.
NOHarness disconnection or
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