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 SPECIFICATIONS

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 TORQUE SPECIFICATION

Component carrier to crankcase
M8x35	tightening torque	19 Nm

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Tighten down screws (1) .

TIGHTENING TORQUE 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 THE ELECTRIC COOLANT PUMP FOR THE CHARGE AIR COOLER AND THE AIR CONDITIONING CONDENSER .
Refer to INSTALLING THE 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 COOLANT LINE BETWEEN THE COOLANT PUMP AND CYLINDER HEAD .
Refer to CONNECTING THE COOLANT LINES FOR THE HIGH-TEMPERATURE COOLANT CIRCUIT .
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 THE CLEAN AIR PIPE WITH THE RESONATOR .
Refer to INSTALLING ACOUSTIC COVER AT REAR .
Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
Refer to FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
Refer to FILLING THE LOW-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
Refer to EVACUATE AND CHARGE CONDITIONING .
Refer to CONNECTING NEGATIVE BATTERY CABLE OF THE SYSTEM BATTERY .
Refer to VENTING THE HIGH-TEMPERATURE COOLANT SYSTEM .
Refer to VENTING THE LOW-TEMPERATURE COOLING SYSTEM .
Refer to INSTALLING ACOUSTIC COVER .
Refer to INSTALLING THE STIFFENING PLATE .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to TAKING HOOD OUT OF THE SERVICE POSITION .