Plug aperture at oil tube in the oil filler neck using e.g. a cloth or a paper ball to prevent ingress of foreign matter.
Using a sheetmetal cutter, cut threaded section up to the oil filler neck.
Using a pair of pliers, tear off threaded section up to the oil filler neck. The brazed part of the threaded section (brazed sleeve) remains on the oil filler neck. Straighten and deburr oil filler neck.
Cut in brazed sleeve of spare threaded section twelve times using a nibbler. Indent (taper) cut sleeve using a pipe section until it can be inserted into the oil filler neck.
Use cleaner (benzene) to remove grease, oil, dust etc. from bonding area of spare threaded section and oil filler neck.
Press out beads of equal length (approx. 3 cm long each) of adhesive components A and B (mixture ratio 1:1) and mix uniformly. Note: Setting time is 2 hours!
Apply a thin coat of thoroughly mixed adhesive on the outside of the indented (tapered) sleeve of the threaded section.
Insert threaded section into oil filler neck and adjust. Apply remaining adhesive on the outside of the oil filler neck/thread transition area. Spread any adhesive that has squeezed out in the inner area between threaded section and oil filler neck.
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