1.15 Adjusting Doctor-to-Sleeve Gap

Adjustment tool to use : Doctor-sleeve jig Adjusting procedure :

(1)Remove the developer unit from the process- ing unit (EPU), and then remove the devel- oper unit cover and toner-scattering preven- tion seal holder from the developer unit.

(2)Loosen the 2 screws for fixing the doctor blade (M3), and insert the gauge “0.60” of the jig into the gap between the developer sleeve and the doctor blade to adjust the gap.

Fasten the screws for fixing the doctor blade after adjusting.

Developer unit

cover

Toner-scattering prevention

seal holder

Screws

Doctor

blade

Gauge “0.60” of the doctor-sleeve jig

Developer sleeve

(3)Insert the gauge “0.55” of the jig into the gap between the sleeve and the doctor, and make sure that the gauge can move smoothly in the frontvnrear direction. In addition, confirm that the gauge “0.65” cannot be inserted into the gap.

Gauge “0.55” of the doctor- sleeve jig

Note :

1.When confirming and adjusting the gap between the developer sleeve and the doctor blade, insert the gauges into the gap after rotating the developer sleeve so that its marking faces the doctor blade.

2.While reinstalling the toner-scattering prevention seal holder, make the slide hooks inserted securely.

3.After reinstalling the toner-scattering prevention seal holder, make sure that each of the side mylar sheets (one each on the front and rear) is between the 2 urethane rubber sheets.

4.While reinstalling the developer unit cover, make the latches fitted securely.

FC-22 ADJUSTMENT

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January 2000 © TOSHIBA TEC

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Toshiba FC-22 manual Adjusting Doctor-to-Sleeve Gap