91 Mercedes 190E Fan Belt And Shroud Replacement

Fan shroud and belt can be the cause of overheating in Mercedes 190 E. It’s always best to make sure they’re all in good shape and working, if not, just replace them, they’re not too expensive.

belt shroud

SLIDE THE SHROUD UPWARD and WATCH FOR THE FAN BLADES

shroud from the top shroud

shroud out

Identify tensioner roller and bolt (17mm)

tenstion tension_release_bolt

tension_released_mark

Loosen the 17mm bolt 1/4-1/2 turn counterclockwise using breaker bar

Loosen the tenstioner 13mm bolt until the belt is loose enough to be removed.

tension bolt loosen

Remove the belt from the tenstioner roller

belt off roller

MAKE SURE YOU REMEMBER THE WAY THE BELT WAS INSTALLED TO PUT THE NEW BELT BACK CORRECTLY!!!!!

new belt in

INSTALL THE ROLLER TENSTIONER PART LAST, IT’S EASIER and MAKE SURE THE RIBS ARE FITTED CORRECTLY ON PULLEYS

TIGHTEN THE 13mm TENSIONER BOLT UNTIL THE MARK IS TO THE RIGHT and THE BELT IS SNUG TIGHT, THEN TIGHTEN THE 17mm BOLT

TO SECURE THE TENSIONER, START THE CAR and RUN FOR A FEW MINUTES THEN
CHECK THE BELT TENSION, TIGHTEN IF NECESSARY (MAKE SURE THE 17mm IS LOOSEN EVERY TIME YOU WANT TO ADJUST THE TENSION and TIGHTEN IT AFTER EVERYTHING IS DONE!!!

SLIDE THE NEW SHROUD BACK IN FROM THE TOP AND WATCH FOR THE FAN BLADES.

New shroud fitting New shroud fitting

NEW BELT AND SHROUD WILL HELP THE ENGINE RUNS COOLER IN THE HOT DAYS
SINCE THE FAN DOESN’T BLOW HOT AIR THROUGH THE ENGINE AND RADIATOR.

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