HEATING / AIR CONDITIONING  AIR CONDITIONING UNIT(for M20D-FKS)  REASSEMBLY  

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Install in this Direction

Install the No. 2 heater cover to a new lower heater case as shown in the illustration.

Install the No. 1 cooler evaporator sub-assembly with No. 1 cooler thermistor to the upper heater case.

While inserting the No. 1 cooler thermistor into the guide, attach the guide and claw as shown in the illustration.

5.76,5.094 6.094,5.094 true 5.594,5 5.771,5.188 0.177,0.188 10 true *a

*a	No. 1 Cooler Thermistor Lead Wire	-	-
	Secure the lead wire between the guide	-	-

0.135,0.115 0.51,0.354 0.375,0.24 12 false *A 0.135,2.448 0.51,2.688 0.375,0.24 12 false *B

*A	for Automatic Air Conditioning System
*B	for Manual Air Conditioning System

Using a 4 mm hexagon socket wrench, install the cooler expansion valve with the 2 hexagon bolts.

Torque:

3.5 N*m (36 kgf*cm, 31 in.*lbf)

NOTICE:

Make sure not to cut the O-ring while installing it. (Cut O-rings cannot be installed)

Install the cooling unit parts.

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Install in this Direction

Install the heater radiator unit sub-assembly as shown in the illustration.

Attach the claw to install the heater clamp.

Install the heater pipe grommet as shown in the illustration.

NOTICE:

Install the heater pipe grommet with the arrow facing up.

1.177,1.677 1.177,1.344 1.177,1.344 1.344,1.344 true 2.302,1.042 2.302,1.208 2.302,1.208 2.635,1.208 true 1.104,1.677 1.417,1.875 0.313,0.198 10 false *a 2.656,1.125 2.969,1.323 0.313,0.198 10 false *a

*a	Gear Alignment Part

Align the gear alignment part of the heater case with the gear alignment part of the No. 2 air conditioning radiator damper servo sub-assembly as shown in the illustration.

for Automatic Air Conditioning System:

i.

Align the fitting part and gear alignment part of the heater case with the fitting part and gear alignment part of the No. 1 air conditioning radiator damper servo sub-assembly as shown in the illustration.

4.396,2.677 4.229,2.677 4.229,2.677 4.229,2.344 true 3.156,2.938 3.323,2.938 3.323,2.938 3.323,2.604 true 4.396,2.583 4.573,2.771 0.177,0.188 10 true *a 3.052,2.833 3.229,3.021 0.177,0.188 10 true *a

*a

Gear Alignment Part

-

-

for Manual Air Conditioning System:

i.

Align the fitting part of the heater case with the fitting part of the No. 1 air conditioning radiator damper servo sub-assembly as shown in the illustration.

0.115,0.104 0.5,0.396 0.385,0.292 12 false *A 0.115,2.531 0.5,2.823 0.385,0.292 12 false *B

*A	for Automatic Air Conditioning System
*B	for Manual Air Conditioning System

Attach the guide.

Attach the clamp and guide.

4.51,0.917 4.677,1.104 0.167,0.188 10 true *a 4.521,1.76 4.688,1.948 0.167,0.188 10 true *a 5.01,0.896 5.177,1.083 0.167,0.188 10 true *a 3.927,2.385 4.094,2.573 0.167,0.188 10 true *a 4.052,1.896 4.219,2.083 0.167,0.188 10 true *a 3.781,1.167 3.948,1.354 0.167,0.188 10 true *a 1.719,1.698 1.885,1.885 0.167,0.188 10 true *b

*a

Clamp

*b

Guide

1.24,2.604 0.906,2.604 true 1.76,2.615 1.427,2.615 true 1.75,2.51 1.927,2.708 0.177,0.198 10 true *a 0.74,2.521 0.906,2.698 0.167,0.177 10 true *b

*a	Hose Notch
*b	Rib

Align the hose notch with the rib as shown in the illustration to install the drain cooler hose.

NOTICE:

Do not place the rib on top of the drain cooler hose. Otherwise, water may leak into the interior.

Install the cooler thermistor (room temperature sensor).

NOTICE:

Securely insert it up to the base.

Attach the claw to install the aspirator.

NOTICE:

Firmly push it down into the heater case until a "click" sound is heard.

Attach the claw to install the cover plate.

NOTICE:

Firmly push it down into the heater case until a "click" sound is heard.

Attach the claw to install the No. 4 air duct sub-assembly.

NOTICE:

Firmly push it down into the heater case until a "click" sound is heard.

If the claws are not securely pushed in, a gap may form between the heater case and duct, and air leaking from the gap may cause abnormal noise and reduced performance. Also, the audio system may be exposed to cool air, causing it to malfunction.