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:

Automatic Transaxle Fluid (ATF) Replacement [Fw6 A EL]
WARNING: Do not perform the servicing while the ATF is hot. Otherwise, it could cause severe burns or serious injury. 1. Remove aerodynamic undercover No.2.. 2. Remove the dipstick securing bolt. 3. Remove the dipstick. 4. Remove the drain plug and washer, and drain the AT ...

Clock Switch Inspection
NOTE: Clock switch built with the hazard warning switch. 1. Disconnect the negative battery cable.. 2. Remove the clock switch.. 3. Verify resistance between the clock switch terminals. If the resistance is not as specified, replace the clock switch. Between t ...

Caliper (Rear) Disassembly/Assembly
1. Disassemble in the order indicated in the table. 1 Dust seal (See Dust Seal Assembly Note.) 2 Bleeder cap 3 Bleeder screw 4 Caliper body 2. Assemble in the reverse orde ...