KS90 Assembly

18. Wipe the transparent acrylic chamber wall with a dry cloth to remove any fingerprints. Take one large O and start to fit into the rebate on the end of the chamber wall. The O ring will fit comfortably for most of the way round, but will need a slight stretch for the last bit, it helps to hold the fitted section firmly with thumb and finger as shown while gently stretching the O ring out and over the rebate.