Index Manuals Nissan Pathfinder (2006 year) - Service and Repair Manual
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Nissan Pathfinder (2006 year). Manual - part 42
ATC-1
AUTOMATIC AIR CONDITIONER
J AIR CONDITIONER
CONTENTS
C
D
E
F
G
H
I
K
L
M
SECTION
A
B
ATC
2006 Pathfinder
PRECAUTIONS .......................................................... 5
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 5Precautions for Working with HFC-134a (R-134a)
..... 5
Contaminated Refrigerant ........................................ 5General Refrigerant Precautions .............................. 6Precautions for Leak Detection Dye ......................... 6A/C Identification Label ............................................ 6Precautions for Refrigerant Connection ................... 6
FEATURES OF NEW TYPE REFRIGERANT CONNECTION ...................................................... 7O-RING AND REFRIGERANT CONNECTION ..... 8
Precautions for Servicing Compressor ....................11Precautions for Service Equipment .........................11
RECOVERY/RECYCLING EQUIPMENT .............11ELECTRONIC LEAK DETECTOR .......................11VACUUM PUMP ................................................. 12MANIFOLD GAUGE SET .................................... 12SERVICE HOSES ............................................... 12SERVICE COUPLERS ........................................ 13REFRIGERANT WEIGHT SCALE ...................... 13CHARGING CYLINDER ...................................... 13
PREPARATION ......................................................... 14
Special Service Tools ............................................. 14HFC-134a (R-134a) Service Tools and Equipment
... 14
Commercial Service Tools ...................................... 17
REFRIGERATION SYSTEM ..................................... 18
Components ........................................................... 18
FRONT REFRIGERATION SYSTEM .................. 18REAR REFRIGERATION SYSTEM .................... 19
Refrigerant Cycle ................................................... 20
REFRIGERANT FLOW ....................................... 20FREEZE PROTECTION ..................................... 20
Refrigerant System Protection ............................... 21
REFRIGERANT PRESSURE SENSOR ............. 21PRESSURE RELIEF VALVE ............................... 21
OIL ............................................................................. 22
Maintenance of Oil Quantity in Compressor ........... 22
OIL ....................................................................... 22CHECKING AND ADJUSTING ............................ 22
AIR CONDITIONER CONTROL ............................... 25
Description .............................................................. 25Operation ................................................................ 25
AIR MIX DOORS CONTROL .............................. 25BLOWER SPEED CONTROL ............................. 25INTAKE DOOR CONTROL ................................. 25MODE DOOR CONTROL ................................... 25DEFROSTER DOOR CONTROL ........................ 25MAGNET CLUTCH CONTROL ........................... 26SELF-DIAGNOSTIC SYSTEM ............................ 26
Description of Control System ................................ 27Control Operation ................................................... 27
DISPLAY SCREEN .............................................. 28AUTO SWITCH ................................................... 28TEMPERATURE CONTROL DIAL (TEMPERA-TURE CONTROL) (DRIVER SIDE) ..................... 28TEMPERATURE CONTROL DIAL (TEMPERA-TURE CONTROL) (PASSENGER SIDE) ............ 28TEMPERATURE CONTROL DIAL (TEMPERA-TURE AND MODE CONTROL) (REAR) ............. 28RECIRCULATION () SWITCH ............................. 28DEFROSTER () SWITCH .................................... 28REAR WINDOW DEFOGGER SWITCH ............. 28OFF SWITCH ...................................................... 28A/C SWITCH ....................................................... 28MODE SWITCH (FRONT) ................................... 28FRONT BLOWER CONTROL DIAL .................... 28MODE SWITCH (REAR) ..................................... 28TEMPERATURE CONTROL DIAL (TEMPERA-TURE AND MODE CONTROL) ........................... 29REAR BLOWER CONTROL DIAL ...................... 29
Discharge Air Flow ................................................. 30
FRONT ................................................................ 30REAR .................................................................. 30
System Description (Front) ..................................... 31
SWITCHES AND THEIR CONTROL FUNCTION ... 31