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MODEL SELECTION INDEX
MY2005 VZ Series - Service Information
Section 2DHVAC Occupant Climate Control (Auto A/C) – Descr
1 General Information
2 General Description
2.1 OCC Control Module
Input Data
Output Data
OCC Control Module Configuration
Single Zone
Dual Zone – RWD
Dual Zone – AWD
OCC Control Module Switch Configuration
Single Zone
Dual Zone
Liquid Crystal Display Screen
OCC Control Module Components
3 OCC System Sensors
3.1 In-car Temperature Sensor
Aspirator Tube and Venturi
3.2 Evaporator Temperature Sensor
Evaporator Temperature Control
3.3 Ambient Temperature Sensor
3.4 Sun Load Sensor
4 System Operation
4.1 Overview
Recommended Settings
Dual Zone Operation
Link Mode
Unlink Mode
Mode Control
Fan Speed Control
Blower Fan Control
Automatic Mode
Air Distribution Control
Automatic Mode
Air Inlet Control
Automatic Mode
Vent Air Temperature Control
Manual Mode
Automatic Mode
OCC Cold Start-up Routines
Sensor Malfunction Indicator
Default Mode: Vacuum Leak
Automatic Operation
4.2 OCC System Activation
4.3 HVAC Unit Airflow Modes – Single Zone
HVAC Airflow Diagram
Recirculation Mode
Full Cold
Full Heat
Face Mode
Full Cold
Full Heat
Bi-level Mode
Full Cold
Full Heat
Floor Mode
Full Cold
Full Heat
Blend Mode
Full Cold
Full Heat
Demist Mode
Full Heat and A/C Activated
Default Mode
Loss of Vacuum Supply to HVAC Unit
4.4 HVAC Unit Airflow Modes – Dual Zone
HVAC Airflow Diagram
Recirculation Mode
Full Cold
Full Heat
Face Mode
Full Cold
Full Heat
Bi-level Mode
Full Cold
Full Heat
Floor Mode
Full Cold
Full Heat
Blend Mode
Full Cold
Full Heat
Demist Mode
Full Heat and A/C Activated
Default Mode
Loss of Vacuum Supply to HVAC Unit
5 Specifications