Installing the component carrier

NOTE: RISK OF DAMAGE
Damage to the surface.
The use of metal-cutting tools (e.g., emery cloths) for cleaning surfaces can damage them and lead to leaks and/or engine damage.

Do not use any metal-cutting tools.

NOTE: TECHNICAL INFORMATION
The sealing surfaces must be free of oil, grease and cleaning agents.

Check the centering sleeves (1) for damage, replace centering sleeves (1) if necessary.

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Clean sealing surfaces (1) with special tool 0 495 102 (11 4 470).

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Check
Inspect sealing bead (1) on the component carrier (2) for damage.
Check protrusion of sealing bead (1) at the component carrier (2).

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Result

» Sealing bead (1) does not protrude from component carrier (2) or sealing bead (1) is damaged.

Measure
Replace the sealing bead (1).
NOTE: TECHNICAL INFORMATION
The processing time of the liquid sealing compound can be at a maximum of 10 min.
Commissioning of the assembly is not possible until 25 minutes after the processing time.
Non-observance can lead to leaks in the assembly.

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Apply the sealing compound with a height of approximately 2 mm to 2.5 mm.
Have the special tool 2 469 803 ready.

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Position the sealing compound (1) as shown on the special tool 2 469 803.

Parts: Sealing compound

Sealing compound

Loctite 5970 liquid sealing compound Processing time <10 minutes at room temperature

50 ml, Cartridge

83190404517

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Feed in component carrier (2) and install.
Hand-tighten the bolts (1).

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Hand-tighten the bolts (1).

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Tighten down screws (1).

TIGHTENING TORQUES SPECIFICATION

Component carrier to crankcase
M8x35	tightening torque	19 Nm

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Tighten down screws (1).

TIGHTENING TORQUES SPECIFICATION

Component carrier to crankcase
M8x35	tightening torque	19 Nm

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Insert and position the wiring harness section (2) for sensor system 2.
Secure the clamp (1).

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NOTE: TECHNICAL INFORMATION
Make sure that the connections are locked correctly. The locks must engage audibly.
Connect and lock the coolant line (3).
Connect and lock the coolant line (4).
Connect and lock the coolant line (5).
Feed in and install the electric changeover valve (2) in the direction of the arrow.
Lock (1) must engage audibly.

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Follow-up work

Refer to INSTALLING THE ELECTRIC A/C COMPRESSOR (EKK) .
Refer to INSTALLING COOLANT LINE BETWEEN THE COOLANT PUMP AND CYLINDER HEAD .
Refer to INSTALLING THE ELECTRIC COOLANT PUMP FOR THE CHARGE AIR COOLER AND THE AIR CONDITIONING CONDENSER .
Refer to INSTALLING INTAKE PLENUM .
Refer to INSTALLING THE TANK VENT VALVE .
Refer to INSTALLING CONTROL UNIT BRACKET .
Refer to INSTALLING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
Refer to INSTALLING THE DME CONTROL UNIT .
Refer to INSTALLING THE TENSIONING PULLEY FOR THE COOLANT PUMP .
Refer to INSTALLING THE DRIVE BELT FOR THE COOLANT PUMP .
Refer to INSTALLING THE ACOUSTIC COVER FOR THE ENGINE AT THE FRONT .
Refer to INSTALLING CHARGE AIR LINE .
Refer to INSTALLING RESONATOR .
Refer to EVACUATE AND CHARGE CONDITIONING .
Refer to CONNECTING NEGATIVE BATTERY CABLE .
Refer to FILLING AND VENT THE COOLANT CIRCUIT .
Refer to FILLING AND VENT THE LOW-TEMPERATURE COOLANT CIRCUIT .
Refer to INSTALLING ACOUSTIC COVER AT REAR
Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
Refer to INSTALLING ACOUSTIC COVER .
Refer to INSTALLING THE REAR THRUST FIELD .
Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT THRUST FIELD .
Refer to INSTALLING THE FRONT UNDERBODY PROTECTION OR FRONT THRUST FIELD .
Refer to TAKE HOOD OUT OF THE SERVICE POSITION .