Brother rh-918a manual Installing the upper thread presser, Installing the valve unit

3. INSTALLATION

3-17-2. Installing the upper thread presser

3019Q

1.Loosen the screw (1), and then remove the thread guide (2).

2.Install the upper thread presser support (3) with the screw (1).

*Adjust the height of the upper thread presser support (3) so that it presses against the upper thread presser plate (5) when the upper thread take-up lever (4) is lowered.

3020Q

3-17-3. Replacing the plate presser and presser plate

Remove the plate presser (1) and presser plate (U) (2), and replace them with plate presser (I) (3) and presser plate (I) (4).

3021Q

3-17-4. Installing the valve unit

Installation position

3022Q 2400Q

1.Install the valve unit (1) with the screw (2).

2.Remove the stopper plug (with the P mark) (4) from the valve unit (3), and then install the joint (5).

3.Connect the 6mm-diameter air tube (7) to joints (5) and (6).

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RH-981A