Mazda Protege 5. Manual - part 277

BASIC SYSTEM 

07–11–8

6. Install in the reverse order of removal.

End Of Sie

1

Heater hose

2

Heater unit

3

Rear duct

4

Heat  duct

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BASIC SYSTEM 

07–11–9

07–11

HEATER UNIT DISASSEMBLY/ASSEMBLY

A3U071161130W02

1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.

.

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1

Air mix link

2

Air mix rod (2)

3

Air mix crank (1)

4

Air mix rod (1)

5

Air mix crank (2)

6

Wire clamp

7

Wire clamp

8

Bracket

9

Airflow mode main link
(See 07–11–10 Airflow Mode Main Link Installation 
Note)

10

Airflow mode sub link (1)

11

Airflow mode sub link (2)

12

Airflow mode sub link (3)

13

Airflow mode crank

14

Heater case (1)

15

Heater case (2)

16

Heater case (3)

17

Heater case (4)

18

Heater core

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BASIC SYSTEM 

07–11–10

End Of Sie

HEATER CORE INSPECTION

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1. Remove the heater unit. (See 07–11–7 HEATER UNIT REMOVAL/INSTALLATION.)
2. Remove the heater core from the heater unit.
3. Inspect for cracks, damage, and coolant leakage.

•

If any problems are found, replace the heater core.

4. Inspect for bent fins.

•

If any are bent, use a flathead screwdriver to straighten them.

5. Verify that the heater core inlet and outlet are not distorted or damaged. Repair with pliers if necessary.

End Of Sie

AIRFLOW MODE MAIN LINK REMOVAL/INSTALLATION

A3U071161030W01

1. Disconnect the airflow mode wire from the airflow mode main link.
2. Remove in the airflow mode main link. (See 07–

11–10 Airflow Mode Main Link Installation Note)

3. Install in the reverse order of removal.
4. Adjust the airflow mode wire. (See 07–40–11 

CLIMATE CONTROL UNIT WIRE 
ADJUSTMENT.)

Airflow Mode Main Link Installation Note

Caution

••••

If any grease other than the specified grease is applied to the links, abnormal noise will occur or 
the links will not properly operate. Therefore, do not apply any grease to the links.

1. Push and hold each airflow mode sub link in the 

direction shown by the arrow.

2. Set the airflow mode main link to the heater unit 

as shown in the figure.

3. Press the airflow mode main link lightly and rotate 

it in the direction shown by the arrow, then set the 
projections of each airflow mode sub link into the 
grooves of the airflow mode main link.

4. Rotate airflow mode main link and verify that each 

mode is accessed properly.

End Of Sie

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BASIC SYSTEM 

07–11–11

07–11

REAR DUCT REMOVAL/INSTALLATION

A3U071161271W01

1. Remove the side wall.
2. Remove in the rear duct.
3. Install in the reverse order of removal.

End Of Sie

REAR HEAT DUCT REMOVAL/INSTALLATION

A3U071161273W01

1. Turn the floor covering over. (See 09–17–17 FLOOR COVERING REMOVAL/INSTALLATION.)
2. Remove in the order indicated in the table.

3. Install in the reverse order of removal.

End Of Sie

A/C COMPRESSOR REMOVAL/INSTALLATION

A3U071161450W01

1. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system. (See 07–10–3 REFRIGERANT RECOVERY.) (See 07–10–3 

REFRIGERANT CHARGING.)

3. Remove the splash shield (RH) and fresh-air duct.
4. Loosen the mounting bolts, nuts, and the adjusting lock bolt of the power steering oil pump.
5. Loosen the drive belt (P/S + A/C) and remove it. (See 01–10B–4 DRIVE BELT ADJUSTMENT [FS].)

Caution

••••

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

Z3U0711W025

1

Rear heat duct (RH)

2

Rear heat duct (LH)

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