Mazda 3 Service Manual: Expansion Valve Removal/Installation

Mazda 3 Service Manual / HVAC / A/C / Expansion Valve Removal/Installation

1. Disconnect the negative battery cable..

2. Discharge the refrigerant from the system..

CAUTION:

If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug all open fittings after removing any refrigeration cycle parts to keep moisture or foreign material out of the cycle.

3. Disconnect the cooler hose (LO) and cooler pipe. Do not allow compressor oil to spill..

4. Remove the following parts:

a. Front side trim (RH).

b. Front scuff plate.

c. Dashboard under cover.

d. Glove compartment.

e. Lower panel (passenger-side).

f. Side wall (RH).

g. Shower duct (RH).

5. Remove the adhesive polyurethane (2)..

6. Remove the bolt A.

7. Disconnect the evaporator pipe.

8. Remove the bolt B.

9. Remove the expansion valve. Do not allow compressor oil to spill.

10. Install in the reverse order of removal.

11. Perform the refrigerant system performance test..

Evaporator Inspection

1. Inspect the evaporator for damage, cracks, and oil leakage. If there is any malfunction, replace the evaporator. 2. Visually inspect the fins for bending. If there is any bend ...

Fan Switch Inspection [Manual Air Conditioner]

1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Upper panel. b. Shift lever knob (MTX). c. Selector lever knob (ATX). d. Shift panel. e. Side wall. f. Consol ...

Other materials:

Center Panel Removal/Installation
1. Disconnect the negative battery cable.. 2. Affix protective tape to the position shown in the figure. 3. Hold parts (A) shown in the figure with your hands and pull the lower edge of the center panel in the direction of the arrow (1), and remove clips A. CAUTION: Be careful no ...

Supplier Identification Procedure [Audio]
Identification Using the Label or Inscribed Lettering 1. Disconnect the negative battery cable.. 2. Remove the center panel.. 3. Remove the audio unit.. 4. Verify the supplier by referring to the label attached to each unit. Verify Using the Diagnostic Assist Function Without display ...

Front Drain Hose Removal
1. Set the air intake mode to FRESH. 2. Set the air mix mode to MAX COLD. 3. Disconnect the negative battery cable. 4. Remove the rain sensor cover. (Vehicles with auto light / wiper system). 5. Disconnect the rain sensor connector. (Vehicles with auto light / wiper system) 6. Partially ...