Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Echo 2000-2002 Approved techinfo.toyota.com ileaf 02toyrm 02toypdf 02rmsour 2002 02echorm ac expval ovi

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AC-54
                                   AIR CONDITIONING   -   EXPANSION VALVE


EXPANSION VALVE
                                                                                                      AC28L-01


ON-VEHICLE INSPECTION
1.     CHECK QUANTITY OF GAS DURING REFRIGERATION CYCLE
2.     SET ON MANIFOLD GAUGE SET (See page AC-19 )
3.     RUN ENGINE
Run the engine at 1,500 rpm for at least 5 minutes.
Then check that the high pressure reading is 1.37 - 1.57 MPa (14 - 16 kgf/cm2, 199 - 228 psi).
4.     CHECK EXPANSION VALVE
If the expansion valve is faulty, the low pressure reading will drop to 0 kPa (0 kgf/cm2, 0 psi).
HINT:
When the low pressure drops to 0 kPa (0 kgf/cm2, 0 psi), check the receiver's IN and OUT sides is no temper-
ature difference.




 2002 ECHO (RM884U)

                                                                Author :           Date :               1501

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