How to carry out replacement: Poly V-Belt 811 DK 4.0 (670.341, 670.342) Mercedes T2 LN1 Dumptruck
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Change Mercedes T2 LN1 Dumptruck 508 D 2.3 (667.301, 667.302, 667.341) Poly V-Belt yourself – manuals and video tutorials

How to change serpentine belt on MERCEDES-BENZ T2/LN1 Dumptruck – replacement guide

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When to replace the Poly V-Belt on your MERCEDES-BENZ T2
Recommended replacement interval for the part category Serpentine belt : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ T2/LN1 Dumptruck 508 D (667.301, 667.302, 667.341, 667.342) … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Poly V-Belt for T2/LN1 Dumptruck and other MERCEDES-BENZ models
How to change Serpentine belt on Mercedes T2 LN1 Dumptruck 811 DK 4.0 (670.341, 670.342) – step-by-step instructions for straightforward car repair Serpentine belt
How to change Serpentine belt on T2/LN1 Dumptruck – tips for proper car maintenance
Serpentine belt for T2/LN1 Dumptruck Diesel (79 hp)
Tools
Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Dumptruck. List of the tools you'll need:
Combination spanner #16
3/8" square drive extension bar
Fender cover
Buy tools
Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Dumptruck. AUTODOC recommends:
  • All work should be done with the engine stopped.
Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Dumptruck. Take the following steps:
  1. Step 1
    Open the bonnet.
    Step 2
    How to change Poly V-Belt on Mercedes T2 LN1 Dumptruck 1986 - free PDF and video manuals
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
  2. Step 3
    How to replace MERCEDES-BENZ T2/LN1 Dumptruck 811 DK 4.0 (670.341, 670.342) 1987 Poly V-Belt - step-by-step manuals and video guides
    Unscrew the fastening bolt of the belt tensioner. Use a combination spanner #16 (2 pieces).
  3. Step 4
    Mercedes T2 LN1 Dumptruck 609 DK 4.0 (668.041, 668.042) 1988 Poly V-Belt replacement: free workshop manuals
    Use a lever of the correct diameter to loosen the tensioner and remove the fastening bolt. Use a 3/8" square drive extension bar.
  4. Step 5
    Changing Poly V-Belt on MERCEDES-BENZ T2/LN1 Dumptruck 709 DK 4.0 (669.041, 669.042) 1989 by yourself
    Remove the V-ribbed belt.
    AUTODOC recommends:
    Check the condition of the tensioner pulley and idler pulley. Replace them if necessary.
  5. Step 6
    How to remove MERCEDES-BENZ T2 809 DK 4.0 (670.041, 670.042) 1990 Poly V-Belt - online easy-to-follow instructions
    Install the V-ribbed belt.
    Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Dumptruck. Professionals recommend:
    Make sure that the V-ribbed belt fits all pulleys snugly.
  6. Step 7
    How to replace Poly V-Belt on MERCEDES-BENZ T2/LN1 Dumptruck 1991: download PDF manuals and video instructions
    Return the tensioner to its original position and install the fastening bolt. Use a 3/8" square drive extension bar.
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