Главная Nissan Nissan Primera P12 - Service Manual
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Nissan Primera P12. Manual - part 2
ATC-1
AUTOMATIC AIR CONDITIONER
J AIR CONDITIONER
CONTENTS
C
D
E
F
G
H
I
K
L
M
SECTION
A
B
ATC
PRECAUTIONS .......................................................... 4
Precautions for Supplemental Restraint System(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-SIONER” .................................................................. 4Precautions for Working with HFC-134a (R-134a)..... 4General Refrigerant Precautions .............................. 4Lubricant Precautions .............................................. 5Precautions for Refrigerant Connection ................... 5
FEATURES OF NEW TYPE REFRIGERANTCONNECTION ...................................................... 5O-RING AND REFRIGERANT CONNECTION..... 6
Precautions for Servicing Compressor ..................... 7Precautions for Service Equipment .......................... 8
RECOVERY/RECYCLING EQUIPMENT .............. 8ELECTRONIC LEAK DETECTOR ........................ 8VACUUM PUMP ................................................... 8MANIFOLD GAUGE SET ...................................... 8SERVICE HOSES ................................................. 9SERVICE COUPLERS .......................................... 9REFRIGERANT WEIGHT SCALE ........................ 9CALIBRATING ACR4 WEIGHT SCALE ................ 9CHARGING CYLINDER ...................................... 10
Precautions for Leak Detection Dye ....................... 10
IDENTIFICATION ................................................ 10IDENTIFICATION LABEL FOR VEHICLE ........... 10
Wiring Diagrams and Trouble Diagnosis ................ 10
PREPARATION ..........................................................11
Special Service Tools (Except F9Q Engine Models)....11HFC-134a (R-134a) Service Tools and Equipment....11
REFRIGERATION SYSTEM ..................................... 15
Refrigerant Cycle ................................................... 15
REFRIGERANT FLOW ....................................... 15FREEZE PROTECTION ..................................... 15
Refrigerant System Protection ............................... 15
REFRIGERANT PRESSURE SENSOR(EXCEPT YD ENGINE MODELS) ...................... 15DUAL-PRESSURE SWITCH (WITH YD ENGINEMODELS) ............................................................ 15PRESSURE RELIEF VALVE ............................... 15
CSV-613 Variable Displacement Compressor
(Except F9Q Engine Models) ................................. 16
GENERAL INFORMATION ................................. 16DESCRIPTION .................................................... 17
Component Layout ................................................. 20
LUBRICANT .............................................................. 21
Maintenance of Lubricant Quantity in Compressor... 21
LUBRICANT ........................................................ 21LUBRICANT RETURN OPERATION .................. 21LUBRICANT ADJUSTING PROCEDURE FORCOMPONENTS REPLACEMENT EXCEPTCOMPRESSOR .................................................. 22LUBRICANT ADJUSTING PROCEDURE FORCOMPRESSOR REPLACEMENT ....................... 22
AIR CONDITIONER CONTROL ............................... 23
Overview Air Conditioner LAN Control System ...... 23System Construction .............................................. 23
OPERATION ........................................................ 23TRANSMISSION DATA AND TRANSMISSIONORDER ............................................................... 24AIR MIX DOOR CONTROL (AUTOMATIC TEM-PERATURE CONTROL) ..................................... 24FAN SPEED CONTROL ...................................... 25INTAKE DOOR CONTROL ................................. 25OUTLET DOOR CONTROL ................................ 25MAGNET CLUTCH CONTROL ........................... 25SELF-DIAGNOSTIC SYSTEM ............................ 25
Overview of Control system .................................... 25Control Operation ................................................... 26
DISPLAY SCREEN .............................................. 26AUTO SWITCH ................................................... 26TEMPERATURE DIAL (POTENTIO TEMPERA-TURE CONTROL) ............................................... 26A/C SWITCH ....................................................... 26DEFROSTER (DEF) SWITCH ............................. 26MODE SWITCH .................................................. 26FAN SWITCH ...................................................... 26OFF SWITCH ...................................................... 26FRESH (FRE) SWITCH ...................................... 26RECIRCULATION (REC) SWITCH ..................... 27REAR WINDOW DEFOGGER SWITCH ............. 27