Removal and installation of the sun roof frame - ra77001400300x(0300)

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Model 140

Preliminary work:

Headliner removed (68-430)

Tilting/sliding roof panel removed (77-100)

Control cable removed (77-140)

Fig 1: Inserting Into Tilting Bracket On Left And Right

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Adjustment gauges, part no. 140 589 05 21 00

(Fig 1)	insert into tilting bracket on left and right. Installation of the adjustment gauges locks the extending support preventing an injury hazard when the tilting/sliding roof frame is removed.
Tube (Fig 1)	unscrew on tilting/sliding roof frame.
Water hoses (item 1)	pull off.
Screws (item 2, 3, 4)	unscrew except for two screws in the center of the tilting/sliding roof frame (item 3).
Head rests on driver's and passenger seat	remove and slide seats toward front.
Screws (item 3)	unscrew, lower tilting/sliding roof frame at front with help of second mechanic and raise in driving direction while moving tube out toward rear.
Tilting/sliding roof frame	remove through rear door.
Gaskets (item 4)	replace.
Reinstall	in opposite order. The two rear screws (item 2) have a metric thread. The two front screws (item 3) on the left and right must be tightened first to center the tilting/sliding roof frame in relation to the cutout for the tilting-out/sliding roof.

Special tool

Fig 2: Identifying Special Tool (140 589 05 21 00 77)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.