Trooper LS 4WD V6-3.5L (2002)
Blower Motor: Description and Operation
Circuit Operation
The automatic A/C system consists of the following components:
Blower Controls:
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Blower Motor
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Max Hi Relay
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Power Transistor
Compressor Controls:
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A/C Compressor Clutch
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A/C Compressor Relay
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A/C Pressure Switch
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A/C Thermostat Relay
Air Delivery Controls:
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Intake Actuator
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Mix Actuator
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Mode Actuator
Sensor Inputs:
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Evaporator Sensor
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In-Car Temperature sensor
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Outside Temperature Sensor
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Sunlight Sensor
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Thermo Sensor
The Automatic Heater-A/C Control Unit is powered at all times through fuse C-16 and with the engine running through fuse C-20, and is grounded at all
times at B-2.