Evaporator Housing, Removing And Installing: Installing

WARNING: This page is about a different variant/trim than selected.

Installation Is Done Is Reverse Order, Observe The Following:

-- Check the evaporator housing -A-, left radiator housing -B- and air distribution housing -C- for dirt and damage and clean or replace if necessary.

-- Assemble the evaporator housing -A- and the left radiator housing -B- /air distribution housing -C-.

NOTE:

Push The Guides -D- (Top And Bottom) On The Evaporator Housing -A- Into The Grooves -E- In The Left Radiator Housing -B-.

-- Install the bolts -A- (above the left radiator housing -C- on the evaporator housing -B-).

Fig 1: Identifying Left Radiator Housing Components

Courtesy of AUDI OF AMERICA, LLC

-- Install the heater core -I- and honeycomb/Auxiliary Heater Heating Element -Z35-. Pay attention to the installed position. Refer to HEATER CORE, REMOVING AND INSTALLING and AUXILIARY HEATER HEATING ELEMENT -Z35-, REMOVING AND INSTALLING .

Fig 2: Identifying Heater Core Components

Courtesy of AUDI OF AMERICA, LLC

-- Install the right radiator housing -H-. Refer to RIGHT RADIATOR HOUSING, REMOVING AND INSTALLING (WITH TEMPERATURE DOORS) .

-- Check both connections -C- on the heater core and the coolant pipes -A- for dirt and damage and clean or replace them if necessary.

Fig 3: Identifying Heater Core Connections

Courtesy of AUDI OF AMERICA, LLC

-- Coat both connections -C- on the heater core and coolant pipes -A- lightly with silicone grease.

NOTE:

The Silicone Grease Part Number Is G 000 405 A2.

-- Moisten the new seals -B- with coolant (or coat them lightly with silicone grease) and then push them onto the coolant pipes -A-.

-- Position the coolant pipes -A- on the evaporator housing and push them into the connections -C- in the heater core -arrow-.

CAUTION:

Risk Of Leaks At The Heater Core.

Squeezed O-ring seals, sharp-edged or coolant pipes/clamps that have not been inserted completely may lead to leaks.

-- Install the new coolant pipe clamps -F- on the connection -C- on the heater core as illustrated (push them all the way on -arrow-).

NOTE:

Do Not Re-Use Removed Seals -B- And Clamps -D-. To Replace Them.

If A Replacement Heater Core -C- Is Being Installed Instead Of The Heater Core Shown Above (Standard Production Version), Then Install The Coolant Pipes As Described For This Version Of The Heater Core. Refer to HEATER CORE, REMOVING AND INSTALLING .

Fig 4: Checking Both Connections And On Heat Exchanger For Damage And Dirt

Courtesy of AUDI OF AMERICA, LLC

-- Install the remaining components for the air conditioner.

-- Installing the heater and A/C unit. Refer to HEATER AND A/C UNIT, REMOVING AND INSTALLING .