Preparing New Parts

Further information is available.

• Prepare the areas (1) for MAG welding. The MAG weld seams have an approximate length of 15 mm.
• MAG weld the areas (1).

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• Adjust new parts to fit with alignment bracket or universal mount and secure.
• Prepare areas (1) and (2) for structural adhesive bonding of aluminum on aluminum.
  NOTE: TECHNICAL INFORMATION 
  For additional information see: 41 00... Transferring hole pattern.

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• In the areas (1), transfer hole pattern of engine mount on the spring support. Drill out holes to dia. 6.8 mm.
• In the areas (2), transfer hole pattern of engine mount on the spring support. Drill out holes to dia. 6.8 mm.
• Prepare area (1) for structural bonding of steel on aluminum.
• Transfer the hole pattern in areas (1) from the engine mount to the carrier support. Drill out holes to dia. 6.8 mm.

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• Prepare areas (1) and (2) for structural adhesive bonding of steel to aluminum.
• In the areas (1) and (2) transfer hole pattern of wheel well on the spring support. Drill out holes to dia. 6.8 mm.

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• Prepare area (1) for structural bonding of steel on aluminum.
• In the areas (1), transfer hole pattern of engine bulkhead on the spring support. Drill out holes to dia. 6.8 mm.

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• Prepare areas (1) and (2) for structural bonding of steel on aluminum.
• Set bores with dia. 6.8 mm on the new parts in the areas (1). Carry out bores in number and position analogous to the series.

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• Prepare area (1) for structural bonding of steel on aluminum.
• In the areas (1), set 12 bores with Ø 6.8 mm on the new parts analogue to the standard production.
• Prepare areas (2) for structure bonding steel on steel.
• In the areas (2), set 2 bores with Ø 6.8 mm on the new parts analogue to the standard production.
• Prepare areas (3) and (4) for steel on steel structure bonding.

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• In the areas (3) and (4), set 4 bores Ø 4.2 mm as shown.
• Prepare the new part in the areas (1) for joining with MAG weld. The MAG weld seams have a length of = 15 mm.

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• Remove the adhesive residue in the areas (1).
  NOTE: TECHNICAL INFORMATION 
  For additional information see: SPOT-WELD BONDING STEEL COMPONENTS - (530I 2017-2022, 530I XDRIVE 2017-2022, 530E PHEV 2018-2022, 530E XDRIVE PHEV 2018-2022, 540I 2017-2022, 540I XDRIVE 2017-2022, M550I XDRIVE 2018-2022) .
• Prepare spot-welded adhesive joints for the series for joining by welding in the areas (1).
• Remove new parts and deburr bores.

  Check ground pins and replace if necessary 

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  NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.
• Check the ground pins (1) for stability and renew if necessary.

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